
2
INA137, INA2137
SPECIFICATIONS: VS = ±18V
At TA = +25°C, VS = ±18V, RL = 2k, G = 1/2, and Ref Pin connected to Ground, unless otherwise noted.
The information provided herein is believed to be reliable; however, BURR-BROWN assumes no responsibility for inaccuracies or omissions. BURR-BROWN assumes
no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. BURR-BROWN does not authorize or warrant
any BURR-BROWN product for use in life support devices and/or systems.
INA137PA, UA
INA2137PA, UA
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
AUDIO PERFORMANCE
Total Harmonic Distortion + Noise, f = 1kHz
VIN = 10Vrms
0.0005
%
Noise Floor, RTO(1)
20kHz BW
–106
dBu
Headroom, RTO(1)
THD+N < 1%
+23
dBu
FREQUENCY RESPONSE
Small-Signal Bandwidth
4.0
MHz
Slew Rate
14
V/
s
Settling Time: 0.1%
10V Step, CL = 100pF
2
s
0.01%
10V Step, CL = 100pF
3
s
Overload Recovery Time
50% Overdrive
3
s
Channel Separation (dual), f = 1kHz
123
dB
OUTPUT NOISE VOLTAGE(2)
f = 20Hz to 20kHz
3.5
Vrms
f = 1kHz
26
nV/
√HZ
OFFSET VOLTAGE(3)
RTO
Input Offset Voltage
VCM = 0V
±100
±1000
V
vs Temperature
Specified Temperature Range
±2
V/°C
vs Power Supply
VS = ±4V to ±18V
±5
±60
V/V
INPUT
Common-Mode Voltage Range: Positive
VO = 0V
3(V+)–7.5
3(V+)–6
V
Negative
VO = 0V
3(V–)+7.5
3(V–)+3
V
Differential Voltage Range
See Typical Curve
Common-Mode Rejection
VCM = ±46.5V, RS = 0
74
90
dB
Impedance(4)
Differential
24
k
Common-Mode
18
k
GAIN
Initial
0.5
V/V
Error
VO = –10V to 10V
±0.01
±0.1
%
vs Temperature
±1
±10
ppm/
°C
Nonlinearity
VO = –10V to 10V
0.0001
%
OUTPUT
Voltage Output, Positive
(V+)–2
(V+)–1.8
V
Negative
(V–)+2
(V–)+1.6
V
Current Limit, Continuous to Common
±60
mA
Capacitive Load (Stable Operation)
500
pF
POWER SUPPLY
Rated Voltage
±18
V
Voltage Range
±4
±18
V
Quiescent Current (per Amplifier)
IO = 0
±2.4
±2.9
mA
TEMPERATURE RANGE
Specification Range
–40
85
°C
Operation Range
–55
125
°C
Storage Range
–55
125
°C
Thermal Resistance,
θ
JA
8-Pin DIP
100
°C/W
SO-8 Surface-Mount
150
°C/W
14-Pin DIP
80
°C/W
SO-14 Surface-Mount
100
°C/W
RTO = Referred to Output.
NOTES: (1) dBu = 20log (Vrms /0.7746). (2) Includes effects of amplifier’s input current noise and thermal noise contribution of resistor network.
(3) Includes effects of amplifier’s input bias and offset currents. (4) Internal resistors are ratio matched but have
±25% absolute value.