Datasheet

®
INA131
4
TYPICAL PERFORMANCE CURVES
At 25°C, V
S
= ±15V, unless otherwise noted.
GAIN vs FREQUENCY
Frequency (Hz)
Gain (dB)
100 1k 100k 1M 10M10k
60
40
20
0
–20
COMMON-MODE REJECTION vs FREQUENCY
Frequency (Hz)
Common-Mode Rejection (dB)
10 100 10k 100k 1M1k
140
120
100
80
60
40
20
0
INPUT COMMON-MODE VOLTAGE RANGE
vs OUTPUT VOLTAGE
Output Voltage (V)
Common-Mode Voltage (V)
–15 –10 0 5 15–5
15
10
5
0
–5
–10
–15
10
Limited by A
2
– Output Swing
V
D/2
–
+
–
+
V
CM
V
O
V
D/2
Limited by A
1
– Output Swing
Limited by A
1
+ Output Swing
A
3
+ Output
Swing Limit
Limited by A
2
+ Output Swing
A
3
– Output
Swing Limit
POWER SUPPLY REJECTION
vs FREQUENCY
Frequency (Hz)
Power Supply Rejection (dB)
10 100 10k 1M1k
140
120
100
80
60
40
20
0
100k
Positive SupplyPositive SupplyPositive SupplyPositive Supply
Negative Supply
INPUT- REFERRED NOISE VOLTAGE
vs FREQUENCY
Frequency (Hz)
Input-Referred Noise Voltage (nV/√ Hz)
110 1k100
100
10
1
10k
OFFSET VOLTAGE WARM-UP vs TIME
Time from Power Supply Turn-on (s)
Offset Voltage Change (µV)
0
6
4
2
0
–2
–4
–6
15 30 45 60 75 90 105 120