MC34071,2,4, A MC33071,2,4, A, NCV33072,4, A Single Supply 3.0 V To 44 V Operational Amplifiers
MC34071,2,4, A MC33071,2,4, A, NCV33072,4, A Single Supply 3.0 V To 44 V Operational Amplifiers
MC33071,2,4,A,
NCV33072,4,A
PIN CONNECTIONS
VCC
Offset Null 1 8 NC Output 1 1 14 Output 4 10
2 - 7 VCC 13
2 1 4 Output 1 1 9 Output 2
Inputs Inputs 1 - -
Inputs 4
3 + 6 Output + +
3 12
VEE 4 5 Offset Null NC 2 8 NC
VCC 4 11 VEE
(Single, Top View) In 1 3 7 In 2
5 2 3
+ + 10
Inputs 2 - - Inputs 3 In + 1 4
6 In + 2
Output 1 1 8 VCC 6 9
5
2
-
7 Output 2 Output 2 7 8 Output 3
Inputs 1 3
+
6 VEE/GND
-
+ Inputs 2 (Quad, Top View)
VEE 4 5 (Top View)
(Dual, Top View)
VCC
Q3 Q4 Q5 Q6 Q7
Q1
Q17
Q2
R1 C1 R2
D2 Q18
Bias R6 R7
Q8 Q9 Q10 Q11
- Output
Inputs R8
+ C2 D3
Q19
R3 R4
VEE/GND
Offset Null
(MC33071, MC34071 only)
Figure 1. Representative Schematic Diagram
(Each Amplifier)
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
MAXIMUM RATINGS
Rating Symbol Value Unit
Supply Voltage (from VEE to VCC) VS +44 V
Input Differential Voltage Range VIDR (Note 1) V
Input Voltage Range VIR (Note 1) V
Output Short Circuit Duration (Note 2) tSC Indefinite Sec
Operating Junction Temperature TJ +150 °C
Storage Temperature Range Tstg −60 to +150 °C
ESD Capability, Dual and Quad (Note 3) V
Human Body Model ESDHBM 2000
Machine Model ESDMM 200
Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality
should not be assumed, damage may occur and reliability may be affected.
1. Either or both input voltages should not exceed the magnitude of VCC or VEE.
2. Power dissipation must be considered to ensure maximum junction temperature (TJ) is not exceeded (see Figure 2).
3. This device series incorporates ESD protection and is tested by the following methods:
ESD Human Body Model tested per AEC−Q100−002 (JEDEC standard: JESD22−A114)
ESD Machine Model tested per AEC−Q100−003 (JEDEC standard: JESD22−A115)
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
ELECTRICAL CHARACTERISTICS (VCC = +15 V, VEE = −15 V, RL = connected to ground, unless otherwise noted. See Note 4 for
TA = Tlow to Thigh)
A Suffix Non−Suffix
Characteristics Symbol Min Typ Max Min Typ Max Unit
Input Offset Voltage (RS = 100 W, VCM = 0 V, VO = 0 V) VIO mV
− −
VCC = +15 V, VEE = −15 V, TA = +25°C − 0.5 3.0 − 1.0 5.0
VCC = +5.0 V, VEE = 0 V, TA = +25°C − 0.5 3.0 − 1.5 5.0
VCC = +15 V, VEE = −15 V, TA = Tlow to Thigh − 5.0 − 7.0
Average Temperature Coefficient of Input Offset DVIO/DT − 10 − − 10 − mV/°C
Voltage
RS = 10 W, VCM = 0 V, VO = 0 V,
TA = Tlow to Thigh
Input Bias Current (VCM = 0 V, VO = 0 V) IIB nA
TA = +25°C − 100 500 − 100 500
TA = Tlow to Thigh − − 700 − − 700
Input Offset Current (VCM = 0 V, VO = 0V) IIO nA
TA = +25°C − 6.0 50 − 6.0 75
TA = Tlow to Thigh − − 300 − − 300
Input Common Mode Voltage Range VICR V
TA = +25°C VEE to (VCC −1.8) VEE to (VCC −1.8)
TA = Tlow to Thigh VEE to (VCC −2.2) VEE to (VCC −2.2)
Large Signal Voltage Gain (VO = ±10 V, RL = 2.0 kW) AVOL V/mV
TA = +25°C 50 100 − 25 100 −
TA = Tlow to Thigh 25 − − 20 − −
Output Voltage Swing (VID = ±1.0 V) VOH V
VCC = +5.0 V, VEE = 0 V, RL = 2.0 kW, TA = +25°C 3.7 4.0 − 3.7 4.0 −
VCC = +15 V, VEE = −15 V, RL = 10 kW, TA = +25°C 13.6 14 − 13.6 14 −
VCC = +15 V, VEE = −15 V, RL = 2.0 kW, 13.4 − − 13.4 − −
TA = Tlow to Thigh
VCC = +5.0 V, VEE = 0 V, RL = 2.0 kW, TA = +25°C VOL 0.1 0.3 − 0.1 0.3 V
−
VCC = +15 V, VEE = −15 V, RL = 10 kW, TA = +25°C −14.7 −14.3 − −14.7 −14.3
−
VCC = +15 V, VEE = −15 V, RL = 2.0 kW, − −13.5 − − −13.5
−
TA = Tlow to Thigh
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
AC ELECTRICAL CHARACTERISTICS (VCC = +15 V, VEE = −15 V, RL = connected to ground. TA = +25°C, unless otherwise noted.)
A Suffix Non−Suffix
Characteristics Symbol Min Typ Max Min Typ Max Unit
Slew Rate (Vin = −10 V to +10 V, RL = 2.0 kW, CL = 500 pF) SR V/ms
AV = +1.0 8.0 10 − 8.0 10 −
AV = −1.0 − 13 − − 13 −
Setting Time (10 V Step, AV = −1.0) ts ms
To 0.1% (+1/2 LSB of 9−Bits) − 1.1 − − 1.1 −
To 0.01% (+1/2 LSB of 12−Bits) − 2.2 − − 2.2 −
Gain Bandwidth Product (f = 100 kHz) GBW 3.5 4.5 − 3.5 4.5 − MHz
Power Bandwidth BW − 160 − − 160 − kHz
AV = +1.0, RL = 2.0 kW, VO = 20 Vpp, THD = 5.0%
Phase margin fm Deg
RL = 2.0 kW − 60 − − 60 −
RL = 2.0 kW, CL = 300 pF − 40 − − 40 −
Gain Margin Am dB
RL = 2.0 kW − 12 − − 12 −
RL = 2.0 kW, CL = 300 pF − 4.0 − − 4.0 −
Equivalent Input Noise Voltage en − 32 − − 32 − nV/ √ Hz
RS = 100 W, f = 1.0 kHz
Equivalent Input Noise Current in − 0.22 − − 0.22 − pA/ √ Hz
f = 1.0 kHz
VCC VCC
7
2
-
1 VCC 1 6
3 5
+
2 2 1
4
3 3
10 k
4 VEE 4 VEE
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
2400
D MAXIMUM POWER DISSIPATION (mW) 4.0 VCC = +15 V
800
-2.0
SOIC-8 Pkg
400
V,
-4.0
P,
0
-55 -40 -20 0 20 40 60 80 100 120 140 160 -55 -25 0 25 50 75 100 125
TA, AMBIENT TEMPERATURE (°C) TA, AMBIENT TEMPERATURE (°C)
Figure 4. Maximum Power Dissipation versus Figure 5. Input Offset Voltage versus
Temperature for Package Types Temperature for Representative Units
VEE 0.7
-55 -25 0 25 50 75 100 125 -55 -25 0 25 50 75 100 125
TA, AMBIENT TEMPERATURE (°C) TA, AMBIENT TEMPERATURE (°C)
Figure 6. Input Common Mode Voltage Figure 7. Normalized Input Bias Current
Range versus Temperature versus Temperature
IB INPUT BIAS CURRENT (NORMALIZED)
1.4 50
VCC = +15 V RL Connected
VO, OUTPUT VOLTAGE SWING (Vpp )
30
RL = 10 k RL = 2.0 k
1.0
20
0.8
10
I,
0.6 0
-12 -8.0 -4.0 0 4.0 8.0 12 0 5.0 10 15 20 25
VIC, INPUT COMMON MODE VOLTAGE (V) VCC, |VEE|, SUPPLY VOLTAGE (V)
Figure 8. Normalized Input Bias Current versus Figure 9. Split Supply Output Voltage
Input Common Mode Voltage Swing versus Supply Voltage
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
VCC VCC
Vsat , OUTPUT SATURATION VOLTAGE (V)
25
VEE +1.0 0.1
85
GND
125
VEE 0
0 5.0 10 15 20 100 1.0 k 10 k 100 k
IL, LOAD CURRENT (± mA) RL, LOAD RESISTANCE TO GROUND (W)
Figure 10. Split Supply Output Saturation Figure 11. Single Supply Output Saturation
versus Load Current versus Load Resistance to Ground
0 60
Vsat , OUTPUT SATURATION VOLTAGE (V)
VCC
50
Figure 12. Single Supply Output Saturation Figure 13. Output Short Circuit Current
versus Load Resistance to VCC versus Temperature
50 28
VCC = +15 V
VCC = +15 V
VO, OUTPUT VOLTAGE SWING (Vpp )
VEE = -15 V 24
O OUTPUT IMPEDANCE ()
VO = 0 AV = +1.0
20
DIO = ±0.5 mA RL = 2.0 k
30 TA = 25°C THD ≤ 1.0%
16 TA = 25°C
20 12
4.0
0 0
1.0 k 10 k 100 1.0 M 10 M 3.0 k 10 k 30 k 100 k 300 k 1.0 M 3.0 M
f, FREQUENCY (Hz) f, FREQUENCY (Hz)
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
0.4 4.0
THD, TOTAL HARMONIC DISTORTION (%)
Figure 16. Total Harmonic Distortion Figure 17. Total Harmonic Distortion
versus Frequency versus Output Voltage Swing
116 100
VOL OPEN LOOP VOLTAGE GAIN (dB)
A,
RL = 2.0 k
180
TA = 25°C
96 0
-55 -25 0 25 50 75 100 125 1.0 10 100 1.0 k 10 k 100 k 1.0 M 10 M 100 M
TA, AMBIENT TEMPERATURE (°C) f, FREQUENCY (Hz)
Figure 18. Open Loop Voltage Gain Figure 19. Open Loop Voltage Gain and
versus Temperature Phase versus Frequency
GBW, GAIN BANDWIDTH PRODUCT (NORMALIED)
20 1.15
VOL OPEN LOOP VOLTAGE GAIN (dB)
1 100
Phase VCC = +15 V
10 Margin = 60° 1.1 VEE = -15 V
φ, EXCESS PHASE (DEGREES)
0.9
VEE = 15 V 2
VO = 0 VTA = 25°C
-40 0.85
1.0 2.0 3.0 5.0 7.0 10 20 30 -55 -25 0 25 50 75 100 125
f, FREQUENCY (MHz) TA, AMBIENT TEMPERATURE (°C)
Figure 20. Open Loop Voltage Gain and Figure 21. Normalized Gain Bandwidth
Phase versus Frequency Product versus Temperature
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
100 70
VCC = +15 V
RL = 2.0 k AV = +1.0
50
VO = -10 V to +10 V RL = 2.0 k to R
60 TA = 25°C VO = -10 V to +10 V
40
TA = 25°C
30
40
20
20
10
0 0
10 100 1.0 k 10 k 10 100 1.0 k 10 k
CL, LOAD CAPACITANCE (pF) CL, LOAD CAPACITANCE (pF)
Figure 22. Percent Overshoot versus Figure 23. Phase Margin versus
Load Capacitance Load Capacitance
14 80
VCC = +15 V
φ m , PHASE MARGIN (DEGREES)
12 CL = 10 pF
VEE = -15 V
m GAIN MARGIN (dB)
AV = +1.0 60 CL = 100 pF
10
RL = 2.0 k to ∞
VO = -10 V to +10 V
8.0 TA = 25°C VCC = +15 V
40 VEE = -15 V
6.0 AV = +1.0
RL = 2.0 k to ∞
A,
0 0
10 100 1.0 k 10 k -55 -25 0 25 50 75 100 125
CL, LOAD CAPACITANCE (pF) TA, AMBIENT TEMPERATURE (°C)
Figure 24. Gain Margin versus Load Capacitance Figure 25. Phase Margin versus Temperature
16 12 70
VCC = +15 V
φ m , PHASE MARGIN (DEGREES)
10 60
CL = 10 pF Gain
m GAIN MARGIN (dB)
CL = 10,000 pF
A,
2.0 RT = R1 + R2 20
4.0 CL = 1,000 pF Phase
AV = +100
0 VO = 0 V 10
TA = 25°C
0 0
-55 -25 0 25 50 75 100 125 1.0 10 100 1.0 k 10 k 100 k
TA, AMBIENT TEMPERATURE (°C) RT, DIFFERENTIAL SOURCE RESISTANCE (W)
Figure 26. Gain Margin versus Temperature Figure 27. Phase Margin and Gain Margin
versus Differential Source Resistance
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
1.15 10
Δ V,
0.85 -10
-55 -25 0 25 50 75 100 125 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5
TA, AMBIENT TEMPERATURE (°C) ts, SETTLING TIME (ms)
Figure 28. Normalized Slew Rate Figure 29. Output Settling Time
versus Temperature
VCC = +15 V
VEE = -15 V
AV = +1.0
RL = 2.0 k
CL = 300 pF
50 mV/DIV
5.0 V/DIV
0 0 TA = 25°C
VCC = +15 V
VEE = -15 V
AV = +1.0
RL = 2.0 k
CL = 300 pF
TA = 25°C
Figure 30. Small Signal Transient Response Figure 31. Large Signal Transient Response
100 100
CMR, COMMON MODE REJECTION (dB)
DVEE
40 - 40 DVO/ADM
+PSR
DVCM ADM DVO +PSR = 20 Log
+ DVCC
20 20
DVCM DVO/ADM
CMR = 20 Log x ADM -PSR = 20 Log -PSR
DVO DVEE (DVEE = +1.5 V)
0 0
0.1 1.0 10 100 1.0 k 10 k 100 k 1.0 M 10 M 0.1 1.0 10 100 1.0 k 10 k 100 k 1.0 M 10 M
f, FREQUENCY (Hz) f, FREQUENCY (Hz)
Figure 32. Common Mode Rejection Figure 33. Power Supply Rejection
versus Frequency versus Frequency
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
9.0 105
+
5.0 DVO/ADM
-PSR = 20 Log DVEE
Quad device DVEE
4.0 65
0 5.0 10 15 20 25 -55 -25 0 25 50 75 100 125
VCC, |VEE|, SUPPLY VOLTAGE (V) TA, AMBIENT TEMPERATURE (°C)
Figure 34. Supply Current versus Figure 35. Power Supply Rejection
Supply Voltage versus Temperature
120 70 2.8
i,
0 0 0
10 20 30 50 70 100 200 300 10 100 1.0 k 10 k 100 k
f, FREQUENCY (kHz) f, FREQUENCY (kHz)
Figure 36. Channel Separation versus Frequency Figure 37. Input Noise versus Frequency
APPLICATIONS INFORMATION
CIRCUIT DESCRIPTION/PERFORMANCE FEATURES
Although the bandwidth, slew rate, and settling time of the up to approximately 5.0 mA of current from VEE through
MC34071 amplifier series are similar to op amp products either inputs clamping diode without damage or latching,
utilizing JFET input devices, these amplifiers offer other although phase reversal may again occur.
additional distinct advantages as a result of the PNP If one or both inputs exceed the upper common mode
transistor differential input stage and an all NPN transistor voltage limit, the amplifier output is readily predictable and
output stage. may be in a low or high state depending on the existing input
Since the input common mode voltage range of this input bias conditions.
stage includes the VEE potential, single supply operation is Since the input capacitance associated with the small
feasible to as low as 3.0 V with the common mode input geometry input device is substantially lower (2.5 pF) than
voltage at ground potential. the typical JFET input gate capacitance (5.0 pF), better
The input stage also allows differential input voltages up frequency response for a given input source resistance can
to ±44 V, provided the maximum input voltage range is not be achieved using the MC34071 series of amplifiers. This
exceeded. Specifically, the input voltages must range performance feature becomes evident, for example, in fast
between VEE and VCC supply voltages as shown by the settling D−to−A current to voltage conversion applications
maximum rating table. In practice, although not where the feedback resistance can form an input pole with
recommended, the input voltages can exceed the VCC the input capacitance of the op amp. This input pole creates
voltage by approximately 3.0 V and decrease below the VEE a 2nd order system with the single pole op amp and is
voltage by 0.3 V without causing product damage, although therefore detrimental to its settling time. In this context,
output phase reversal may occur. It is also possible to source lower input capacitance is desirable especially for higher
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
values of feedback resistances (lower current DACs). This Because the PNP output emitter−follower transistor has
input pole can be compensated for by creating a feedback been eliminated, the MC34071 series offers a 20 mA
zero with a capacitance across the feedback resistance, if minimum current sink capability, typically to an output
necessary, to reduce overshoot. For 2.0 kW of feedback voltage of (VEE +1.8 V). In single supply applications the
resistance, the MC34071 series can settle to within 1/2 LSB output can directly source or sink base current from a
of 8−bits in 1.0 ms, and within 1/2 LSB of 12−bits in 2.2 ms common emitter NPN transistor for fast high current
for a 10 V step. In a inverting unity gain fast settling switching applications.
configuration, the symmetrical slew rate is ±13 V/ms. In the In addition, the all NPN transistor output stage is
classic noninverting unity gain configuration, the output inherently fast, contributing to the bipolar amplifier’s high
positive slew rate is +10 V/ms, and the corresponding gain bandwidth product and fast settling capability. The
negative slew rate will exceed the positive slew rate as a associated high frequency low output impedance (30 W typ
function of the fall time of the input waveform. @ 1.0 MHz) allows capacitive drive capability from 0 pF to
Since the bipolar input device matching characteristics 10,000 pF without oscillation in the unity closed loop gain
are superior to that of JFETs, a low untrimmed maximum configuration. The 60° phase margin and 12 dB gain margin
offset voltage of 3.0 mV prime and 5.0 mV downgrade can as well as the general gain and phase characteristics are
be economically offered with high frequency performance virtually independent of the source/sink output swing
characteristics. This combination is ideal for low cost conditions. This allows easier system phase compensation,
precision, high speed quad op amp applications. since output swing will not be a phase consideration. The
The all NPN output stage, shown in its basic form on the high frequency characteristics of the MC34071 series also
equivalent circuit schematic, offers unique advantages over allow excellent high frequency active filter capability,
the more conventional NPN/PNP transistor Class AB output especially for low voltage single supply applications.
stage. A 10 kW load resistance can swing within 1.0 V of the Although the single supply specifications is defined at
positive rail (VCC), and within 0.3 V of the negative rail 5.0 V, these amplifiers are functional to 3.0 V @ 25°C
(VEE), providing a 28.7 Vpp swing from ±15 V supplies. although slight changes in parametrics such as bandwidth,
This large output swing becomes most noticeable at lower slew rate, and DC gain may occur.
supply voltages. If power to this integrated circuit is applied in reverse
The positive swing is limited by the saturation voltage of polarity or if the IC is installed backwards in a socket, large
the current source transistor Q7, and VBE of the NPN pull up unlimited current surges will occur through the device that
transistor Q17, and the voltage drop associated with the short may result in device destruction.
circuit resistance, R7. The negative swing is limited by the Special static precautions are not necessary for these
saturation voltage of the pull−down transistor Q16, the bipolar amplifiers since there are no MOS transistors on the
voltage drop ILR6, and the voltage drop associated with die.
resistance R7, where IL is the sink load current. For small As with most high frequency amplifiers, proper lead
valued sink currents, the above voltage drops are negligible, dress, component placement, and PC board layout should be
allowing the negative swing voltage to approach within exercised for optimum frequency performance. For
millivolts of VEE. For large valued sink currents (>5.0 mA), example, long unshielded input or output leads may result in
diode D3 clamps the voltage across R6, thus limiting the unwanted input−output coupling. In order to preserve the
negative swing to the saturation voltage of Q16, plus the relatively low input capacitance associated with these
forward diode drop of D3 (≈VEE +1.0 V). Thus for a given amplifiers, resistors connected to the inputs should be
supply voltage, unprecedented peak−to−peak output voltage immediately adjacent to the input pin to minimize additional
swing is possible as indicated by the output swing stray input capacitance. This not only minimizes the input
specifications. pole for optimum frequency response, but also minimizes
If the load resistance is referenced to VCC instead of extraneous “pick up” at this node. Supply decoupling with
ground for single supply applications, the maximum adequate capacitance immediately adjacent to the supply pin
possible output swing can be achieved for a given supply is also important, particularly over temperature, since many
voltage. For light load currents, the load resistance will pull types of decoupling capacitors exhibit great impedance
the output to VCC during the positive swing and the output changes over temperature.
will pull the load resistance near ground during the negative The output of any one amplifier is current limited and thus
swing. The load resistance value should be much less than protected from a direct short to ground. However, under
that of the feedback resistance to maximize pull up such conditions, it is important not to allow the device to
capability. exceed the maximum junction temperature rating. Typically
for ±15 V supplies, any one output can be shorted
continuously to ground without exceeding the maximum
temperature rating.
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
VCC
5.1 M VO
0 3.7 Vpp
VCC 0 3.7 Vpp
20 k 1.0 M 100 k
Cin
+ CO VO
MC34071
68 k
+
36.6 mVpp - Cin 10 k MC34071 VO
Vin 100 k - CO
10 k 10 k
RL 100 k RL
Vin 370 mVpp
1.0 k AV = 101
BW (-3.0 dB) = 45 kHz AV = 10 BW (-3.0 dB) = 450 kHz
Figure 38. AC Coupled Noninverting Amplifier Figure 39. AC Coupled Inverting Amplifier
VO
4.75 Vpp VCC
2.63 V
91 k
5.1 k
RL
5.1 k
+ 2.5 V
100 k
MC34071 VO
- 0 0 to 10,000 pF
Vin + MC54/74XX
1.0 M MC34071
- Cable TTL Gate
Vin AV = 10
BW (-3.0 dB) = 450 kHz
Figure 40. DC Coupled Inverting Amplifier Figure 41. Unity Gain Buffer TTL Driver
Maximum Output Swing
C R3
0.047 2.2 k
R1
Vin -
1.1 k C MC34071 VO
R2 0.047 +
VCC
Vin ≥ 0.2 Vdc 5.6 k fo = 30 kHz
- VO Ho = 10
MC34071
0.4 VCC Ho = 1.0
R R
Vin + Given fo = Center Frequency
16 k 16 k AO = Gain at Center Frequency
C Choose Value fo, Q, Ao, C
0.01
Then: Q R3 R1 R3
R3 = R1 = R2 =
fo = 1.0 kHz pfoC 2Ho 4Q2R1-R3
32 k 2.0 R
1 Qofo
fo = For less than 10% error from operational amplifier < 0.1
4pRC GBW
2.0 C 2.0 C where fo and GBW are expressed in Hz.
0.02 0.02 GBW = 4.5 MHz Typ.
Figure 42. Active High−Q Notch Filter Figure 43. Active Bandpass Filter
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
CF Vin
2.0 V
RF Vin
+ VO
5.0 k 5.0 k 5.0 k MC34071 t
- VO -
MC34071 2.0 k VO
10 k 10 k 10 k + VCC RL
1.0 V 0.2 ms
4.0 V Delay
Bit 13 V/ms
Switches 25 V/ms
(R-2R) Ladder Network
0.1 t
Settling Time Delay
1.0 ms (8-Bits, 1/2 LSB) 1.0 ms
Figure 44. Low Voltage Fast D/A Converter Figure 45. High Speed Low Voltage Comparator
VCC
“ON"
Vin < Vref
VCC
VCC
Vin + RL
MC34071
- + +
Vref MC34071 MC34071
- -
“ON"
Vin > Vref RL
ILoad
RF
+
MC34071 VO
-
Ground Current RS -
Sense Resistor ICell
R1 MC34071 VO
+
R2 R1
VO = ILoad RS 1+
R2
For VO > 0.1V
VCell = 0 V
R2 VO = ICell RF
BW ( -3.0 dB) = GBW
R1+R2 VO > 0.1 V
Figure 48. AC/DC Ground Current Monitor Figure 49. Photovoltaic Cell Amplifier
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
VO Hysteresis
R2
Vref R1 VOH
+ Iout
MC34071 VOL
- Vin
Vin +
Vin
VinL VinH MC34071
R1 Vref -
VinL = (VOL-Vref)+Vref
R1+R2
R1
VinH = (VOH-Vref)+Vref
R1+R2
R1 Vin±VIO R
VH = (VOH -VOL) Iout =
R1+R R
Figure 50. Low Input Voltage Comparator Figure 51. High Compliance Voltage to
with Hysteresis Sink Current Converter
R1 R2
R4 +Vref
RF
- 1/2 R3
- 1/2 VO R R
MC34072
+V1 + MC34072
- VO
+ MC34071
+V2 R +
R = DR
R2 R4
= (Critical to CMRR)
R1 R3
DR RF
R4 R4 VO = Vref
VO = 1 + V2-V1 RF 2R2
R3 R3 DR < < R
For (V2 ≥ V1), V > 0 RF > > R (VO ≥ 0.1 V)
Figure 52. High Input Impedance Figure 53. Bridge Current Amplifier
Differential Amplifier
fOSC ^ 0.85
RC + IB +
V
ISC
VP 0 t
Vin
+ VO = Vin (pk) t - Base Charge
MC34071
Removal
-
Iout
- 1/2 R + 1/2
+ MC34072 MC34072
RL VP 10,000 pF C + - ±IB
V+ 100 k
100 k VP Pulse Width
Vin 47 k Control Group
VP
Figure 54. Low Voltage Peak Detector Figure 55. High Frequency Pulse
Width Modulation
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
C2 C2 R1
0.02 0.05 C1 46.1 k
1.0
R2 -
R1 R3 5.6 k C1 MC34071
560 510
- 1.0 R2 + fo = 100 Hz
1.1 k Ho = 20
MC34071
C1 fo = 1.0 kHz
0.44 +
Ho = 10 Ho+0.5
Choose: fo, Ho, C1 Then: R1 =
Choose: fo, Ho, C2 pfoC1 Ǹ2
Ǹ2
Then: C1 = 2C2 (Ho+1) R2 =
2pfoC1 (1/Ho+2)
Ǹ2 R2 R2 C
R2 = R3 = R1 = C2 =
4pfoC2 Ho+1 Ho Ho
Figure 56. Second Order Low−Pass Active Filter Figure 57. Second Order High−Pass Active Filter
CF *
VO = 10 V
RF Step
2.0 k
+
-
MC34071 VO
MC34071 VO R1
- RL
+
I Vin R2
ts = 1.0 ms
Uncompensated
to 1/2 LSB (8-Bits)
ts = 2.2 ms VO
High Speed Compensated R2 R1
DAC to 1/2 LSB (12-Bits) = BW (-3.0 dB) = GBW
Vin R1 R1 +R2
Figure 58. Fast Settling Inverter Figure 59. Basic Inverting Amplifier
+
MC34071 VO
-
Vin
R2 Vin +
MC34071 VO
RL
-
R1
VO R2
= 1+
Vin R1
BWp = 200 kHz
R1 VO = 20 Vpp
BW (-3.0 dB) = GBW
R1 +R2 SR = 10 V/ms
Figure 60. Basic Noninverting Amplifier Figure 61. Unity Gain Buffer (AV = +1.0)
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
+ R
R
MC34074
-
R
-
RE MC34074 VO
R +
-
R Example:
MC34074
Let: R = RE = 12 k R
+ Then: AV = 3.0 AV = 1 +2
R BW = 1.5 MHz RE
+VO
+
+ +
MC34074
100 k - RL
10 10
+10
-
MC34074
220 pF +
100 k
-10
+
+ RL
+ 10
MC34074
RL +VO -VO 100 k - 10
∞ 18.93 -18.78
10 k 18 -18
-VO
5.0 k 15.4 -15.4
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17
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
ORDERING INFORMATION
Op Amp Operating
Shipping†
Function Device Temperature Range Package
MC34071PG PDIP−8
50 Units / Rail
(Pb−Free)
MC34071APG PDIP−8
50 Units / Rail
(Pb−Free)
MC34071DG SOIC−8
98 Units / Rail
(Pb−Free)
TA = 0° to +70°C
MC34071DR2G SOIC−8
2500 / Tape & Reel
(Pb−Free)
MC34071ADG SOIC−8
98 Units / Rail
(Pb−Free)
MC34071ADR2G SOIC−8
2500 / Tape & Reel
(Pb−Free)
Single
MC33071PG PDIP−8
50 Units / Rail
(Pb−Free)
MC33071APG PDIP−8
50 Units / Rail
(Pb−Free)
MC33071DG SOIC−8
98 Units / Rail
(Pb−Free)
TA = −40° to +85°C
MC33071DR2G SOIC−8
2500 / Tape & Reel
(Pb−Free)
MC33071ADG SOIC−8
98 Units / Rail
(Pb−Free)
MC33071ADR2G SOIC−8
2500 / Tape & Reel
(Pb−Free)
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
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19
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
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20
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
MARKING DIAGRAMS
PDIP−8
P SUFFIX
CASE 626
8 8 8 8 8
MC3x071P MC3x071AP MC3x072P MC3x072AP MC34072VP
AWL AWL AWL AWL AWL
YYWWG YYWWG YYWWG YYWWG YYWWG
1 1 1 1 1
SOIC−8
D SUFFIX
CASE 751
8 8 8 8 8
3x071 3x071 3x072 3x072 34072
ALYW ALYWA ALYW ALYWA ALYWV
1 1 1 1 1
*applies to NCV33072DR2G
PDIP−14
P SUFFIX
CASE 646
14 14 14
1 1 1
SOIC−14 TSSOP−14
D SUFFIX DTB SUFFIX
CASE 751A CASE 948G
14 14 14 14 14 14
4072
AAYW
x = 3 or 4
A = Assembly Location
WL, L = Wafer Lot
YY, Y = Year
WW, W = Work Week
G or = Pb−Free Package
(Note: Microdot may be in either location)
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21
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
PACKAGE DIMENSIONS
8 LEAD PDIP
CASE 626−05
ISSUE N
NOTES:
D A 1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M, 1994.
E 2. CONTROLLING DIMENSION: INCHES.
H 3. DIMENSIONS A, A1 AND L ARE MEASURED WITH THE PACK-
AGE SEATED IN JEDEC SEATING PLANE GAUGE GS−3.
8 5
4. DIMENSIONS D, D1 AND E1 DO NOT INCLUDE MOLD FLASH
OR PROTRUSIONS. MOLD FLASH OR PROTRUSIONS ARE
E1 NOT TO EXCEED 0.10 INCH.
5. DIMENSION E IS MEASURED AT A POINT 0.015 BELOW DATUM
PLANE H WITH THE LEADS CONSTRAINED PERPENDICULAR
1 4
TO DATUM C.
6. DIMENSION E3 IS MEASURED AT THE LEAD TIPS WITH THE
NOTE 8 LEADS UNCONSTRAINED.
c 7. DATUM PLANE H IS COINCIDENT WITH THE BOTTOM OF THE
b2 B LEADS, WHERE THE LEADS EXIT THE BODY.
END VIEW
TOP VIEW WITH LEADS CONSTRAINED 8. PACKAGE CONTOUR IS OPTIONAL (ROUNDED OR SQUARE
CORNERS).
NOTE 5
INCHES MILLIMETERS
A2 DIM MIN MAX MIN MAX
e/2 A −−−− 0.210 −−− 5.33
A NOTE 3 A1 0.015 −−−− 0.38 −−−
A2 0.115 0.195 2.92 4.95
L b 0.014 0.022 0.35 0.56
b2 0.060 TYP 1.52 TYP
C 0.008 0.014 0.20 0.36
D 0.355 0.400 9.02 10.16
SEATING
PLANE D1 0.005 −−−− 0.13 −−−
A1 E 0.300 0.325 7.62 8.26
C M E1 0.240 0.280 6.10 7.11
D1 e 0.100 BSC 2.54 BSC
eB −−−− 0.430 −−− 10.92
e eB L 0.115 0.150 2.92 3.81
8X b END VIEW M −−−− 10 ° −−− 10 °
0.010 M C A M B M NOTE 6
SIDE VIEW
PDIP−14
CASE 646−06
ISSUE R
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M, 1994.
D A 2. CONTROLLING DIMENSION: INCHES.
3. DIMENSIONS A, A1 AND L ARE MEASURED WITH THE PACK-
14 8 E AGE SEATED IN JEDEC SEATING PLANE GAUGE GS−3.
H 4. DIMENSIONS D, D1 AND E1 DO NOT INCLUDE MOLD FLASH
OR PROTRUSIONS. MOLD FLASH OR PROTRUSIONS ARE
NOT TO EXCEED 0.10 INCH.
E1 5. DIMENSION E IS MEASURED AT A POINT 0.015 BELOW DATUM
PLANE H WITH THE LEADS CONSTRAINED PERPENDICULAR
TO DATUM C.
6. DIMENSION E3 IS MEASURED AT THE LEAD TIPS WITH THE
1 7 LEADS UNCONSTRAINED.
c
NOTE 8 b2 B 7. DATUM PLANE H IS COINCIDENT WITH THE BOTTOM OF THE
END VIEW LEADS, WHERE THE LEADS EXIT THE BODY.
TOP VIEW WITH LEADS CONSTRAINED 8. PACKAGE CONTOUR IS OPTIONAL (ROUNDED OR SQUARE
NOTE 5 CORNERS).
A2
INCHES MILLIMETERS
A DIM MIN MAX MIN MAX
NOTE 3
A −−−− 0.210 −−− 5.33
L A1 0.015 −−−− 0.38 −−−
A2 0.115 0.195 2.92 4.95
b 0.014 0.022 0.35 0.56
SEATING
PLANE b2 0.060 TYP 1.52 TYP
A1 C 0.008 0.014 0.20 0.36
C M D 0.735 0.775 18.67 19.69
D1 D1 0.005 −−−− 0.13 −−−
e eB E 0.300 0.325 7.62 8.26
END VIEW E1 0.240 0.280 6.10 7.11
14X b
e 0.100 BSC 2.54 BSC
NOTE 6
0.010 M C A M B M eB −−−− 0.430 −−− 10.92
SIDE VIEW L 0.115 0.150 2.92 3.81
M −−−− 10 ° −−− 10 °
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22
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
PACKAGE DIMENSIONS
TSSOP−14
CASE 948G
ISSUE B
ÉÉÉ
ÇÇÇ
−V− K1 DIM MIN MAX MIN MAX
A 4.90 5.10 0.193 0.200
ÇÇÇ
ÉÉÉ
B 4.30 4.50 0.169 0.177
J J1 C −−− 1.20 −−− 0.047
D 0.05 0.15 0.002 0.006
F 0.50 0.75 0.020 0.030
SECTION N−N G 0.65 BSC 0.026 BSC
H 0.50 0.60 0.020 0.024
J 0.09 0.20 0.004 0.008
J1 0.09 0.16 0.004 0.006
C −W− K 0.19 0.30 0.007 0.012
K1 0.19 0.25 0.007 0.010
0.10 (0.004) L 6.40 BSC 0.252 BSC
M 0 8 0 8
−T− SEATING D G H DETAIL E
PLANE
SOLDERING FOOTPRINT*
7.06
0.65
PITCH
14X 14X
0.36
1.26
DIMENSIONS: MILLIMETERS
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MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
PACKAGE DIMENSIONS
SOIC−8 NB
CASE 751−07
ISSUE AK
NOTES:
1. DIMENSIONING AND TOLERANCING PER
−X− ANSI Y14.5M, 1982.
A 2. CONTROLLING DIMENSION: MILLIMETER.
3. DIMENSION A AND B DO NOT INCLUDE
MOLD PROTRUSION.
4. MAXIMUM MOLD PROTRUSION 0.15 (0.006)
8 5 PER SIDE.
5. DIMENSION D DOES NOT INCLUDE DAMBAR
B S 0.25 (0.010) M Y M PROTRUSION. ALLOWABLE DAMBAR
PROTRUSION SHALL BE 0.127 (0.005) TOTAL
1 IN EXCESS OF THE D DIMENSION AT
4 MAXIMUM MATERIAL CONDITION.
−Y− K 6. 751−01 THRU 751−06 ARE OBSOLETE. NEW
STANDARD IS 751−07.
G MILLIMETERS INCHES
DIM MIN MAX MIN MAX
C N X 45 A 4.80 5.00 0.189 0.197
B 3.80 4.00 0.150 0.157
SEATING
PLANE C 1.35 1.75 0.053 0.069
−Z− D 0.33 0.51 0.013 0.020
G 1.27 BSC 0.050 BSC
0.10 (0.004) H 0.10 0.25 0.004 0.010
H M J J 0.19 0.25 0.007 0.010
D K 0.40 1.27 0.016 0.050
M 0 8 0 8
N 0.25 0.50 0.010 0.020
0.25 (0.010) M Z Y S X S
S 5.80 6.20 0.228 0.244
SOLDERING FOOTPRINT*
1.52
0.060
7.0 4.0
0.275 0.155
0.6 1.270
0.024 0.050
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24
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
PACKAGE DIMENSIONS
SOIC−14
CASE 751A−03
ISSUE K
D A NOTES:
1. DIMENSIONING AND TOLERANCING PER
B ASME Y14.5M, 1994.
2. CONTROLLING DIMENSION: MILLIMETERS.
14 8 3. DIMENSION b DOES NOT INCLUDE DAMBAR
A3 PROTRUSION. ALLOWABLE PROTRUSION
SHALL BE 0.13 TOTAL IN EXCESS OF AT
MAXIMUM MATERIAL CONDITION.
H E 4. DIMENSIONS D AND E DO NOT INCLUDE
MOLD PROTRUSIONS.
L 5. MAXIMUM MOLD PROTRUSION 0.15 PER
SIDE.
1 7 DETAIL A
MILLIMETERS INCHES
b DIM MIN MAX MIN MAX
0.25 M B M 13X
A 1.35 1.75 0.054 0.068
0.25 M C A S B S A1 0.10 0.25 0.004 0.010
A3 0.19 0.25 0.008 0.010
DETAIL A b 0.35 0.49 0.014 0.019
h D 8.55 8.75 0.337 0.344
A X 45 E 3.80 4.00 0.150 0.157
e 1.27 BSC 0.050 BSC
H 5.80 6.20 0.228 0.244
h 0.25 0.50 0.010 0.019
M L 0.40 1.25 0.016 0.049
e A1
SEATING M 0 7 0 7
C PLANE
SOLDERING FOOTPRINT*
6.50 14X
1.18
1
1.27
PITCH
14X
0.58
DIMENSIONS: MILLIMETERS
*For additional information on our Pb−Free strategy and soldering
details, please download the ON Semiconductor Soldering and
Mounting Techniques Reference Manual, SOLDERRM/D.
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25
MC34071,2,4,A MC33071,2,4,A, NCV33072,4,A
PACKAGE DIMENSIONS
WQFN10
CASE 510AJ
ISSUE A
L L NOTES:
D A B
ÍÍÍ
1. DIMENSIONING AND TOLERANCING PER
ASME Y14.5M, 1994.
ÍÍÍ
2. CONTROLLING DIMENSION: MILLIMETERS.
PIN ONE L1 3. DIMENSION b APPLIES TO PLATED
REFERENCE
ÍÍÍ
TERMINAL AND IS MEASURED BETWEEN
0.15 AND 0.30mm FROM TERMINAL.
DETAIL A 4. COPLANARITY APPLIES TO THE EXPOSED
E PAD AS WELL AS THE TERMINALS.
ALTERNATE TERMINAL
CONSTRUCTIONS MILLIMETERS
DIM MIN MAX
0.15 C
A 0.70 0.80
ÉÉÉ
A1 0.00 0.05
0.15 C EXPOSED Cu MOLD CMPD A3 0.20 REF
ÉÉÉ
TOP VIEW b 0.20 0.30
D 2.60 BSC
E 2.60 BSC
0.10 C DETAIL B A3 e 0.50 BSC
DETAIL B L 0.45 0.55
ALTERNATE
A L1 0.00 0.15
CONSTRUCTIONS
L2 0.55 0.65
0.08 C
A1
NOTE 4
SIDE VIEW C SEATING
PLANE
SOLDERING FOOTPRINT*
2.90
DETAIL A
5
9X L
1
0.50
4 6
PITCH
2.90
1 9 10X 0.30
e
10
10X 0.73
L2
DIMENSIONS: MILLIMETERS
10X b
0.10 C A B *For additional information on our Pb−Free strategy and soldering
0.05 C NOTE 3 details, please download the ON Semiconductor Soldering and
BOTTOM VIEW Mounting Techniques Reference Manual, SOLDERRM/D.
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC owns the rights to a number of patents, trademarks,
copyrights, trade secrets, and other intellectual property. A listing of SCILLC’s product/patent coverage may be accessed at www.onsemi.com/site/pdf/Patent−Marking.pdf. SCILLC
reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any
particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without
limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications
and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC
does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for
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any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture
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26