TYPICAL PERFORMANCE CURVES
At T
A
= +25°C and V
S
=
±5V,
unless otherwise noted.
(CONT)
VOLTAGE and CURRENT NOISE DENSITY
vs FREQUENCY (RTI)
1000
SETTLING TIME vs GAIN
10
Voltage Noise (nV/√Hz)
Current Noise (fA/√Hz)
Settling Time (ms)
10V Step
100
1
0.01%
0.1%
V
N
I
N
10
1
10
100
Frequency (Hz)
1k
10k
0.1
1
10
Gain (V/V)
100
1k
INPUT-REFERRED OFFSET VOLTAGE WARM-UP
10
8
Offset Voltage Change (µV)
QUIESCENT CURRENT vs TEMPERATURE
80
Quiescent Current (µA)
6
4
2
0
–2
–4
–6
–8
–10
0
1
2
3
Turn-on time
≤
1ms. Settling time to
final value depends on Gain—see
settling time.
60
(Noise)
40
20
4
5
6
7
8
9
10
0
–75
–50
–25
0
25
50
75
100
125
Time After Turn-On (ms)
Temperature (°C)
TOTAL HARMONIC DISTORTION+NOISE
vs FREQUENCY
1
V+
OUTPUT VOLTAGE SWING
vs OUTPUT CURRENT
(V+)–1
Sourcing Current
THD+N (%)
0.1
G = 100
Output Voltage (V)
R
L
=
∞
R
L
= 25kΩ
(V+)–2
(V–)+2
0.01
G=5
(V–)+1
Sinking Current
0.001
10
100
Frequency (Hz)
1k
10k
V–
0
5
10
15
20
25
Output Current (mA)
®
5
INA122
BURR-BROWN [ BURR-BROWN CORPORATION ]
