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INA121 Datasheet(PDF) 2 Page - Burr-Brown (TI)

[Old version datasheet] Texas Instruments acquired Burr-Brown Corporation. Click here to check the latest version.
Part No. INA121
Description  FET-Input, Low Power INSTRUMENTATION AMPLIFIER
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Manufacturer  BURR-BROWN [Burr-Brown (TI)]
Direct Link  http://www.burr-brown.com
Logo BURR-BROWN - Burr-Brown (TI)

INA121 Datasheet(HTML) 2 Page - Burr-Brown (TI)

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INA121
SPECIFICATIONS: VS = ±15V
At TA = +25°C, VS = ±15V, RL = 10kΩ, and IA reference = 0V, unless otherwise noted.
T Specification same as INA121P, U.
NOTE: (1) Temperature coefficient of the “Internal Resistor” in the gain equation. Does not include TCR of gain-setting resistor, RG.
INA121P, U
INA121PA, UA
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNITS
INPUT
Offset Voltage, RTI
±200±200/G ±500±500/G
±300±200/G ±1000±1000/G
µV
vs Temperature
±2±2/G
±5±20/G
T
±15±20/G
µV/°C
vs Power Supply
VS = ±2.25V to ±18V
±5±20/G
±50±150/G
TT
µV/V
Long-Term Stability
±0.5
T
µV/mo
Impedance, Differential
1012 || 1
T
Ω || pF
Common-Mode
VO = 0V
1012 || 12
T
Ω || pF
Input Voltage Range
See Text and Typical Curves
T
Safe Input Voltage
±40
T
V
Common-Mode Rejection
VCM = –12.5V to 13.5V
G = 1
78
86
72
T
dB
G = 10
91
100
85
T
dB
G = 100
96
106
90
T
dB
G = 1000
106
T
dB
BIAS CURRENT
VCM = 0V
±4
±50
TT
pA
vs Temperature
See Typical Curve
T
Offset Current
±0.5
T
pA
vs Temperature
See Typical Curve
T
NOISE, RTI
RS = 0Ω
Voltage Noise: f = 10Hz
G = 100
30
T
nV/
√Hz
f = 100Hz
G = 100
21
T
nV/
√Hz
f = 1kHz
G = 100
20
T
nV/
√Hz
f = 0.1Hz to 10Hz
G = 100
1
T
µVp-p
Current Noise: f = 1kHz
1
T
fA/
√Hz
GAIN
Gain Equation
1 + (50k
Ω/R
G)
T
V/V
Range of Gain
1
10,000
TT
V/V
Gain Error
VO = –14V to 13.5V
G = 1
±0.01
±0.05
T
±0.1
%
G = 10
±0.03
±0.4
T
±0.5
%
G = 100
±0.05
±0.5
T
±0.7
%
G = 1000
±0.5
T
%
Gain vs Temperature(1)
G = 1
±1
±10
TT
ppm/
°C
G > 1
±25
±100
TT
ppm/
°C
Nonlinearity
VO = –14V to 13.5V
G = 1
±0.0002
±0.001
T
±0.002
% of FSR
G = 10
±0.0015
±0.005
T
±0.008
% of FSR
G = 100
±0.0015
±0.005
T
±0.008
% of FSR
G = 1000
±0.002
T
% of FSR
OUTPUT
Voltage: Positive
RL = 100kΩ
(V+)–0.9
T
V
Negative
RL = 100kΩ
(V–)+0.15
T
V
Positive
RL = 10kΩ
(V+)–1.5
(V+)–0.9
TT
V
Negative
RL = 10kΩ
(V–)+1
(V–)+0.25
TT
V
Capacitance Load Drive
1000
T
pF
Short-Circuit Current
±14
T
mA
FREQUENCY RESPONSE
Bandwidth, –3dB
G = 1
600
T
kHz
G = 10
300
T
kHz
G = 100
50
T
kHz
G = 1000
5
T
kHz
Slew Rate
VO = ±10V, G ≤ 10
0.7
T
V/
µs
Settling Time, 0.01%
G = 1 to 10
20
T
µs
G = 100
35
T
µs
G = 1000
260
T
µs
Overload Recovery
50% Input Overload
5
T
µs
POWER SUPPLY
Voltage Range
±2.25
±15
±18
TT
T
V
Quiescent Current
IO = 0V
±450
±525
TT
µA
TEMPERATURE RANGE
Specification
–40
85
TT
°C
Operating
–55
125
TT
°C
Storage
–55
125
TT
°C
Thermal Resistance,
θ
JA
8-Lead DIP
100
T
°C/W
SO-8 Surface Mount
150
T
°C/W


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