Datasheet

5
®
INA122
TYPICAL PERFORMANCE CURVES (CONT)
At T
A
= +25°C and V
S
= ±5V, unless otherwise noted.
QUIESCENT CURRENT vs TEMPERATURE
Temperature (°C)
Quiescent Current (µA)
–75 –50 –25 0 25 50 12575 100
80
60
40
20
0
SETTLING TIME vs GAIN
Gain (V/V)
Settling Time (ms)
10
1
0.1
1 10 100 1k
0.01%
10V Step
0.1%
INPUT-REFERRED OFFSET VOLTAGE WARM-UP
Time After Turn-On (ms)
Offset Voltage Change (µV)
01 102345 6789
10
8
6
4
2
0
–2
–4
–6
–8
–10
(Noise)
Turn-on time ≤ 1ms. Settling time to
final value depends on Gain—see
settling time.
TOTAL HARMONIC DISTORTION+NOISE
vs FREQUENCY
Frequency (Hz)
THD+N (%)
10 100 1k
1
0.1
0.01
0.001
10k
G = 5
G = 100
R
L
= ∞
R
L
= 25kΩ
VOLTAGE and CURRENT NOISE DENSITY
vs FREQUENCY (RTI)
1000
100
10
Current Noise (fA/√Hz)
Frequency (Hz)
1 10 100 10k1k
Voltage Noise (nV/√Hz)
V
N
I
N
OUTPUT VOLTAGE SWING
vs OUTPUT CURRENT
0 5 10 15 20 25
Output Current (mA)
Output Voltage (V)
Sourcing Current
Sinking Current
V+
(V+)–1
(V+)–2
(V–)+2
(V–)+1
V–