MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
FEATURES
•
•
•
•
•
•
•
•
•
D (SOIC), DGK (MSOP), OR P (PDIP) PACKAGE
(TOP VIEW)
Dual-Supply Operation . . . ±5 V to ±18 V
Low Noise Voltage . . . 4.5 nV/√Hz
Low Input Offset Voltage . . . 0.15 mV
Low Total Harmonic Distortion . . . 0.002%
High Slew Rate . . . 7 V/µs
High-Gain Bandwidth Product . . . 16 MHz
High Open-Loop AC Gain . . . 800 at 20 kHz
Large Output-Voltage Swing . . . 14.1 V to
–14.6 V
Excellent Gain and Phase Margins
OUT1
IN1−
IN1+
VCC −
1
8
2
7
3
6
4
5
VCC+
OUT2
IN2−
IN2+
DESCRIPTION/ORDERING INFORMATION
The MC33078 is a bipolar dual operational amplifier with high-performance specifications for use in quality audio
and data-signal applications. This device operates over a wide range of single- and dual-supply voltages and
offers low noise, high-gain bandwidth, and high slew rate. Additional features include low total harmonic
distortion, excellent phase and gain margins, large output voltage swing with no deadband crossover distortion,
and symmetrical sink/source performance.
ORDERING INFORMATION
PACKAGE (1)
TA
PDIP – P
–40°C to 85°C
SOIC – D
VSSOP/MSOP – DGK
(1)
(2)
ORDERABLE PART NUMBER
Tube of 50
MC33078P
Tube of 75
MC33078D
Reel of 2500
MC33078DR
Reel of 2500
MC33078DGKR
Reel of 250
MC33078DGKT
TOP-SIDE MARKING (2)
MC33078P
M33078
MY_
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design guidelines are available at
www.ti.com/sc/package.
DGK: The actual top-side marking has one additional character that designates the assembly/test site.
SYMBOL (EACH AMPLIFIER)
IN+
+
IN −
−
OUT
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2004–2006, Texas Instruments Incorporated
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
Absolute Maximum Ratings (1)
over operating free-air temperature range (unless otherwise noted)
MIN
MAX
UNIT
VCC+
Supply voltage (2)
18
V
VCC–
Supply voltage (2)
–18
V
VCC+ – VCC–
Supply voltage
36
V
Input voltage, either input (2) (3)
VCC+ or VCC–
±10
Input current (4)
Duration of output short circuit (5)
Unlimited
D package
θJA
Package thermal impedance, junction to free air (6) (7)
TJ
Operating virtual junction temperature
Tstg
Storage temperature range
97
DGK package
172
P package
(1)
(2)
(3)
(4)
(5)
(6)
(7)
V
mA
°C/W
85
–65
150
°C
150
°C
Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings
only, and functional operation of the device at these or any other conditions beyond those indicated under Recommended Operating
Conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
All voltage values, except differential voltages, are with respect to the midpoint between VCC+ and VCC–.
The magnitude of the input voltage must never exceed the magnitude of the supply voltage.
Excessive input current will flow if a differential input voltage in excess of approximately 0.6 V is applied between the inputs, unless
some limiting resistance is used.
The output may be shorted to ground or either power supply. Temperature and/or supply voltages must be limited to ensure the
maximum dissipation rating is not exceeded.
Maximum power dissipation is a function of TJ(max), θJA, and TA. The maximum allowable power dissipation at any allowable ambient
temperature is PD = (TJ(max) – TA)/θJA. Operating at the absolute maximum TJ of 150°C can affect reliability.
The package thermal impedance is calculated in accordance with JESD 51-7.
Recommended Operating Conditions
VCC–
VCC+
TA
2
Supply voltage
Operating free-air temperature range
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MIN
MAX
–5
–18
5
18
–40
85
UNIT
V
°C
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
Electrical Characteristics
VCC– = –15 V, VCC+ = 15 V, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VIO
Input offset voltage
VO = 0, RS = 10 Ω, VCM = 0
αVIO
Input offset voltage
temperature coefficient
VO = 0, RS = 10 Ω, VCM = 0
IIB
Input bias current
VO = 0, VCM = 0
IIO
Input offset current
VO = 0, VCM = 0
VICR
Common-mode input voltage
range
∆VIO = 5 mV, VO = 0
AVD
Large-signal differential
voltage amplification
RL ≥ 2 kΩ, VO = ±10 V
Maximum output voltage swing VID = ±1 V
kSVR
(1)
2
3
TA = –40°C to 85°C
300
RL = 2k Ω
25
±14
TA = 25°C
90
110
TA = –40°C to 85°C
85
VOM+
10.7
VOM–
–11.9
VO = 0
nA
V
dB
13.8
VOM–
–13.2
–13.7
VOM+
13.5
14.1
VOM–
–14
–14.6
80
100
dB
80
105
dB
15
29
–20
–37
VCC+ = 5 V to 15 V, VCC– = –5 V to –15 V
Supply current (per channel)
nA
13.2
Supply-voltage rejection ratio
ICC
mV
VOM+
VIN = ±13 V
|VID| = 1 V, Output to GND
150
175
±13
Common-mode rejection ratio
Output short-circuit current
750
800
TA = –40°C to 85°C
UNIT
µV/°C
2
TA = 25°C
IOS
(1)
MAX
0.15
TA = –40°C to 85°C
RL = 10k Ω
CMMR
TYP
TA = –40°C to 85°C
TA = 25°C
RL = 600 Ω
VOM
MIN
TA = 25°C
Source current
Sink current
TA = 25°C
2.05
TA = –40°C to 85°C
V
mA
2.5
2.75
mA
Measured with VCC± differentially varied at the same time
Operating Characteristics
VCC– = –15 V, VCC+ = 15 V, TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
SR
Slew rate at unity gain
AVD = 1, VIN = –10 V to 10 V, RL = 2 kΩ, CL = 100 pF
GBW
Gain bandwidth product
f = 100 kHz
B1
Unity gain frequency
Open loop
Gm
Gain margin
RL = 2 kΩ
Φm
Phase margin
RL = 2 kΩ
Amp-to-amp isolation
f = 20 Hz to 20 kHz
CL = 0 pF
MIN
TYP
5
7
V/µs
10
16
MHz
9
MHz
–11
CL = 100 pF
–6
CL = 0 pF
55
CL = 100 pF
40
Power bandwidth
VO = 27 V(PP), RL = 2 kΩ, THD ≤ 1%
THD
Total harmonic distortion
VO = 3 Vrms, AVD = 1, RL = 2 kΩ, f = 20 Hz to 20 kHz
zo
Open-loop output impedance
VO = 0, f = 9 MHz
rid
Differential input resistance
Cid
Differential input capacitance
Vn
In
MAX
UNIT
dB
deg
–120
dB
120
kHz
0.002
%
37
Ω
VCM = 0
175
kΩ
VCM = 0
12
pF
Equivalent input noise voltage
f = 1 kHz, RS = 100 Ω
4.5
nV/√Hz
Equivalent input noise current
f = 1 kHz
0.5
pA/√Hz
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MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
0.1 µF
10 Ω
100 kΩ
2.0 kΩ
4.3 kΩ
+
D.U.T.
1/2
MC33078
Scope
x1
RIN = 1.0 MΩ
−
4.7 µF
100 kΩ
Voltage Gain = 50,000
2.2 µF
24.3 kΩ
110 kΩ
0.1 µF
NOTE: All capacitors are non-polarized.
Figure 1. Voltage Noise Test Circuit (0.1 Hz to 10 Hz)
4
22 µF
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MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS
INPUT BIAS CURRENT
vs
COMMON-MODE VOLTAGE
INPUT BIAS CURRENT
vs
SUPPLY VOLTAGE
600
600
VCM = 0 V
VCC+ = 15 V
VCC– = –15 V
TA = 25°C
400
300
200
100
0
-15
TA = 25°C
500
IIB – Input Bias Current – nA
IIB – Input Bias Current – nA
500
400
300
200
100
0
-10
-5
0
5
10
5
15
7
8
9 10 11 12 13 14 15 16 17 18
VCC+/–VCC– – Supply Voltage – V
VCM – Common Mode Voltage – V
INPUT BIAS CURRENT
vs
TEMPERATURE
INPUT OFFSET VOLTAGE
vs
TEMPERATURE
1000
2
VCC+ = 15 V
900
VCC– = –15 V
800
VCM = 0 V
VCC+ = 15 V
1.5
VIO – Input Offset Voltage – mV
IIB – Input Bias Current – nA
6
700
600
500
400
300
200
VCM = 0 V
1
0.5
0
-0.5
-1
-1.5
100
0
-55 -35 -15
VCC– = –15 V
5
25
45
65
85
105 125
-2
-55 -35 -15
TA – Temperature – °C
5
25
45
65
85
105 125
TA – Temperature – °C
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MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
INPUT COMMON-MODE VOLTAGE
LOW PROXIMITY TO VCC–
vs
TEMPERATURE
INPUT COMMON-MODE VOLTAGE
HIGH PROXIMITY TO VCC+
vs
TEMPERATURE
1.4
0
Input Common-Mode Voltage High
Proximity to V CC+ – V
Input Common-Mode Voltage Low
Proximity to V CC– – V
VCC+ = 3 V to 15 V
1.2
1
0.8
0.6
VCC+ = 3 V to 15 V
0.4
VCC– = -3 V to -15 V
D
è VIO = 5 mV
0.2
VO = 0 V
0
-55
-25
5
35
65
95
-0.2
VCC– = -3 V to -15 V
D VIO = 5 mV
-0.4
VO = 0 V
-0.6
-0.8
-1
-1.2
-1.4
-55
125
-25
TA – Temperature – °C
65
95
125
OUTPUT SATURATION VOLTAGE PROXIMITY TO VCC–
vs
LOAD RESISTANCE
10
0
9
-1
TA = 125°C
-2
8
TA = 25°C
-3
Output Saturation Voltage
Proximity to V CC– – V
Output Saturation Voltage
Proximity to V CC+ – V
35
TA – Temperature – °C
OUTPUT SATURATION VOLTAGE PROXIMITY TO VCC+
vs
LOAD RESISTANCE
TA = –55°C
-4
-5
-6
-7
-8
-9
7
6
5
TA = 125°C
4
TA = 25°C
3
TA = –55°C
2
1
-10
0
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
0
kW
RL – Load Resistance – kh
6
5
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0.5
1
1.5
2
2.5
3
3.5
kW
RL – Load Resistance – k@
4
4.5
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
OUTPUT SHORT-CIRCUIT CURRENT
vs
TEMPERATURE
SUPPLY CURRENT
vs
TEMPERATURE
70
10
60
VCC– = –15 V
9
VID = 1 V
8
50
40
Source
Sink
30
20
ICC – Supply Current – mA
IOS – Output Short-Circuit Current – mA
VCC+ = 15 V
VCM = 0 V
RL = High Impedance
VO = 0 V
7
6
VCC± = ±15 V
5
4
3
VCC± = ±10 V
VCC± = ±5 V
2
1
10
-55
-35
-15
5
25
45
65
85
0
-55
105 125
TA – Temperature – °C
90
80
5
25
45
65
85
105 125
PSSR
vs
FREQUENCY
120
VCC+ = 15 V
VCC– = –15 V
VCM = 0 V
DVCM = ±1.5 V
TA = 25°C
VCC+ = 15 V
VCC– = –15 V
TA = 25°C
110
100
90
80
60
PSRR – dB
CMMR – dB
70
-15
TA – Temperature – °C
CMRR
vs
FREQUENCY
100
-35
50
40
70
T3P
60
50
T3N
40
30
30
20
20
10
10
0
100
10k
100k 1.0E+06
10M
1k
1M
1.0E+02
1.0E+03
1.0E+04
1.0E+05
1.0E+07
0
1.0E+02
1.0E+03
1.0E+04
1.0E+05
1.0E+07
100
10k
100k 1.0E+06
10M
1k
1M
f – Frequency – Hz
f – Frequency – Hz
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MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
GAIN BANDWIDTH PRODUCT
vs
SUPPLY VOLTAGE
GAIN BANDWIDTH PRODUCT
vs
TEMPERATURE
30
GBW – Gain Bandwidth Product – MHz
GBW – Gaind Bandwidth Product – MHz
30
25
20
15
10
5
6
7
8
20
15
10
5
0
-55
0
5
25
9 10 11 12 13 14 15 16 17 18
-35
-15
5
25
45
65
OUTPUT VOLTAGE
vs
SUPPLY VOLTAGE
30
VCC+ = 15 V
VCC– = –15 V
RL = 2 k W
AV = 1
THD < 1%
TA = 25°C
15
25
VO – Output Voltage – V
VO – Output Voltage – V
RL = 10 kW
10
RL = 2 k W
5
0
-5
RL = 10 kW
-10
RL = 2 kW
-20
8
20
15
10
5
-15
7
9 10 11 12 13 14 15 16 17 18
0
100
10
10k
100k 1.E+06
10M
1k
1M
1.E+01
1.E+02
1.E+03
1.E+04
1.E+05
1.E+07
VCC+/–VCC– – Supply Voltage – V
8
125
OUTPUT VOLTAGE
vs
FREQUENCY
20
6
105
TA – Temperature – °C
VCC+/–VCC– – Supply Voltage – V
5
85
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f – Frequency – Hz
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
OPEN-LOOP GAIN
vs
SUPPLY VOLTAGE
OPEN-LOOP GAIN
vs
TEMPERATURE
120
110
115
AV – Open-Loop Gain – dB
AV – Open-Loop Gain – dB
105
100
95
90
RL = 2 kW
f < 10 Hz
DVO = 2/3(VCC+ – VCC–)
TA = 25°C
85
6
7
8
105
100
95
90
85
80
5
110
RL = 2 k W
f < 10 Hz
DVO = 2/3(VCC+ – VCC–)
TA = 25°C
80
-55
9 10 11 12 13 14 15 16 17 18
VCC+/–VCC– – Supply Voltage – V
200
VO = 1 Vrms
35
190
180
Crosstalk Rejection – dB
ZO – Output Impedance – W
VCC+ = 15 V
VCC– = –15 V
TA = 25°C
30
25
20
15
AV = 1000
10
45
65
85
105 125
170
Drive Channel
VCC+ = 15 V
VCC– = –15 V
RL = 2 kW
VO = 20 VPP
TA = 25°C
160
150
140
130
120
AV = 100
AV = 10
AV = 1
110
5
0
1.0E+03
1k
25
CROSSTALK REJECTION
vs
FREQUENCY
50
40
5
TA – Temperature – °C
OUTPUT IMPEDANCE
vs
FREQUENCY
45
-35 -15
100
1.E+01
10
1.0E+04
10k
1.0E+05
100k
1.0E+06
1M
1.0E+07
10M
1.E+02
100
1.E+03
1k
1.E+04
10k
1.E+05
100k
f – Frequency – Hz
f – Frequency – Hz
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MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
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SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
TOTAL HARMONIC DISTORTION
vs
FREQUENCY
TOTAL HARMONIC DISTORTION
vs
OUTPUT VOLTAGE
0.1
1
VCC+ = 15 V
VCC– = –15 V
VO = 1 Vrms
AV = 1
RL = 2 kW
TA = 25°C
THD – Total Harmonic Distortion – %
THD – Total Harmonic Distortion – %
1
0.01
0.001
0.0001
10
1.E+01
AV = 1000
0.1
AV = 100
0.01
AV = 10
0.001
VCC+ = 15 V
VCC– = –15 V
f = 2 kHz
RL = 2 kW
TA = 25°C
AV = 1
0.0001
100
1.E+02
1k
1.E+03
10k
1.E+04
0
100k
1.E+05
1
2
f – Frequency – Hz
10
10
9
9
Falling Edge
8
7
Rising Edge
6
5
4 DV = 2/3(V – V )
IN
CC+
CC–
AV = 1
3 RL = 2 kW
TA = 25°C
2
5 6 7 8 9 10 11 12 13 14 15 16 17 18
SR – Slew Rate – V/µs
SR – Slew Rate – V/µs
5
6
7
8
9
105
125
SLEW RATE
vs
TEMPERATURE
Falling Edge
7
Rising Edge
6
5
4
3
VCC+ = 15 V
VCC– = –15 V
DVIN = 20 V
AV = 1
RL = 2 kW
2
-55
VCC+/–VCC– – Supply Voltage – V
10
4
VO – Output Voltage – Vrms
SLEW RATE
vs
SUPPLY VOLTAGE
8
3
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-35
-15
5
25
45
65
TA – Temperature – °C
85
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
GAIN AND PHASE
vs
FREQUENCY
12
70
Gain, TA = 25°C
-90
40
30
20
10
1.E+04
10k
20
Gain, TA = –55°C
40
Phase, TA = 125°C
50
70
Phase, TA = –55°C
1.E+05
100k
1.E+06
1M
0
-180
1.E+07
10M
1
10
80
1000
100
Cout – Output Load Capacitance – pF
OVERSHOOT
vs
OUTPUT LOAD CAPACITANCE
INPUT VOLTAGE AND CURRENT NOISE
vs
FREQUENCY
100
100
80
10
VCC+ = 15 V
VCC+ = 15 V
VCC– = –15 V
VCC– = –15 V
VIN = 100 mVPP
TA = 25°C
nV/ÖHz
Input Voltage Noise – nV/rtHz
90
70
Overshoot – %
60
Phase, TA = 25°C
f – Frequency – Hz
60
50
40
TA = 125°C
30
20
30
6
3
-135
VCC+ = 15 V
VCC– = –15 V
RL = 2 k W
TA = 25°C
0
1.E+03
1k
Gain Margin – dB
Gain – dB
Phase Shift – deg
Gain
50
10
9
-45
60
0
VCC+ = 15 V
VCC– = –15 V
VO = 0 V
Gain, TA = 125°C
Phase Margin – deg
0
Phase
TA = 25°C
10
1
Input Voltage Noise
Input Current Noise
pA/ÖHz
Input Current Noise – pA/rtHz
80
GAIN AND PHASE MARGIN
vs
OUTPUT LOAD CAPACITANCE
10
TA = –55°C
0
1
10
100
1000
10
Cout – Output Load Capacitance – pF
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100
1k
1000
10k
10000
0.1
100k
100000
f – Frequency – Hz
11
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
INPUT REFERRED NOISE VOLTAGE
vs
SOURCE RESISTANCE
GAIN AND PHASE MARGIN
vs
DIFFERENTIAL SOURCE RESISTANCE
1000
16
64
60
VCC– = –15 V
f = 1 Hz
TA = 25°C
14
56
52
12
100
10
44
10
40
Gain Margin
36
8
32
28
6
4
2
VCC+ = 15 V
24
VCC– = –15 V
20
AV = 100
16
VO = 0 V
12
TA = 25°C
8
Phase Margin – deg
48
Phase Margin
Gain Margin – dB
nV/ÖHz
Input Referred Noise Voltage – nV/rtHz
VCC+ = 15 V
4
0
1.E+02
100
1.E+03
1k
1.E+04
10k
1.E+05
100k
1.E+06
1M
1
00
è
RS – Source Resistance – W
55
45
0
45
-10
35
VCC+ = 15 V
VCC– = –15 V
AV = 1
RL = 2 k W
CL = 100 pF
TA = 25°C
-20
-30
5
-40
-5
-15
-2
2
6
10
14
18
22
VO – Output Voltage – V
10
VI – Input Voltage – V
VO – Output Voltage – V
Input
Output
0
1010k
0 0 0 10100k
0000
Input
10
0
35
15
-10
VCC+ = 15 V
VCC– = –15 V
AV = –1
RL = 2 k W
CL = 100 pF
TA = 25°C
25
Output
-20
-30
5
-40
-50
-5
-50
-60
-15
-60
-2
Time – µs
12
101k
00
LARGE SIGNAL TRANSIENT RESPONSE
(AV = –1)
55
15
100
10
0
RSD – Differential Source Resistance – W
è
LARGE SIGNAL TRANSIENT RESPONSE
(AV = 1)
25
10
10
2
6
10
Time – µs
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14
18
22
VI – Input Voltage – V
1
1.E+01
10
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
TYPICAL CHARACTERISTICS (continued)
LOW_FREQUENCY NOISE
0.6
0.2
400
0.5
0.1
300
0.4
0.0
-0.1
VCC+ = 15 V
VCC– = –15 V
AV = 1
RL = 2 k W
CL = 100 pF
TA = 25°C
0.2
0.1
-0.2
-0.3
-0.4
0
Input Voltage Noise – nV
Input
0.3
200
VI – Input Voltage – V
VO – Output Voltage – V
SMALL SIGNAL TRANSIENT RESPONSE
100
0
-100
-200
T3
VCC+ = 15 V
-300
VCC– = –15 V
BW = 0.1 Hz to 10 Hz
TA = 25°C
Output
-0.1
-0.2
-0.5
0.0
0.5
1.0
1.5
-0.5
-400
-0.6
-500
-5
Time – µs
-4
-3
-2
-1
0
1
2
3
4
5
Time – s
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13
MC33078
DUAL HIGH-SPEED LOW-NOISE OPERATIONAL AMPLIFIER
www.ti.com
SLLS633C – OCTOBER 2004 – REVISED NOVEMBER 2006
APPLICATION INFORMATION
Output Characteristics
All operating characteristics are specified with 100-pF load capacitance. The MC33078 can drive higher
capacitance loads. However, as the load capacitance increases, the resulting response pole occurs at lower
frequencies, causing ringing, peaking, or oscillation. The value of the load capacitance at which oscillation
occurs varies from lot to lot. If an application appears to be sensitive to oscillation due to load capacitance,
adding a small resistance in series with the load should alleviate the problem (see Figure 2).
PULSE RESPONSE
(RL = 600 Ω, CL = 380 pF)
PULSE RESPONSE
(RL = 2 kΩ, CL = 560 pF)
Maximum capacitance
before oscillation = 380 pF
PULSE RESPONSE
(RL = 10 kΩ, CL = 590 pF)
Maximum capacitance
before oscillation = 590 pF
0.25 V per Division
0.25 V per Division
0.25 V per Division
Maximum capacitance
before oscillation = 560 pF
250 ns per Division
250 ns per Division
250 ns per Division
0.25 V per Division
PULSE RESPONSE
(RO = 35 Ω, CO = 1000 pF, RL = 2 kΩ)
0.25 V per Division
PULSE RESPONSE
(RO = 4 Ω, CO = 1000 pF, RL = 2 kΩ)
0.25 V per Division
PULSE RESPONSE
(RO = 0 Ω, CO = 1000 pF, RL = 2 kΩ)
250 ns per Division
250 ns per Division
250 ns per Division
15 V
RO
VO
5V
–5 V
–15 V
CL
Figure 2. Output Characteristics
14
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RL = 2 k Ω
PACKAGE OPTION ADDENDUM
www.ti.com
18-Aug-2022
PACKAGING INFORMATION
Orderable Device
Status
(1)
Package Type Package Pins Package
Drawing
Qty
Eco Plan
(2)
Lead finish/
Ball material
MSL Peak Temp
Op Temp (°C)
Device Marking
(3)
Samples
(4/5)
(6)
MC33078D
ACTIVE
SOIC
D
8
75
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
M33078
Samples
MC33078DGKR
ACTIVE
VSSOP
DGK
8
2500
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
MYU
Samples
MC33078DGKRG4
ACTIVE
VSSOP
DGK
8
2500
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
MYU
Samples
MC33078DGKT
ACTIVE
VSSOP
DGK
8
250
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
MYU
Samples
MC33078DR
ACTIVE
SOIC
D
8
2500
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
M33078
Samples
MC33078DRE4
ACTIVE
SOIC
D
8
2500
RoHS & Green
NIPDAU
Level-1-260C-UNLIM
-40 to 85
M33078
Samples
MC33078P
ACTIVE
PDIP
P
8
50
RoHS & Green
NIPDAU
N / A for Pkg Type
-40 to 85
MC33078P
Samples
(1)
The marketing status values are defined as follows:
ACTIVE: Product device recommended for new designs.
LIFEBUY: TI has announced that the device will be discontinued, and a lifetime-buy period is in effect.
NRND: Not recommended for new designs. Device is in production to support existing customers, but TI does not recommend using this part in a new design.
PREVIEW: Device has been announced but is not in production. Samples may or may not be available.
OBSOLETE: TI has discontinued the production of the device.
(2)
RoHS: TI defines "RoHS" to mean semiconductor products that are compliant with the current EU RoHS requirements for all 10 RoHS substances, including the requirement that RoHS substance
do not exceed 0.1% by weight in homogeneous materials. Where designed to be soldered at high temperatures, "RoHS" products are suitable for use in specified lead-free processes. TI may
reference these types of products as "Pb-Free".
RoHS Exempt: TI defines "RoHS Exempt" to mean products that contain lead but are compliant with EU RoHS pursuant to a specific EU RoHS exemption.
Green: TI defines "Green" to mean the content of Chlorine (Cl) and Bromine (Br) based flame retardants meet JS709B low halogen requirements of