INA333_2 Datasheet, PDF (6/25 Pages) Texas Instruments – Micro-Power (50mA), Zerø-Drift, Rail-to-Rail Out Instrumentation Amplifier

INA333
SBOS445B – JULY 2008 – REVISED OCTOBER 2008 ..................................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, V_S = 5V, R_L = 10kΩ, V_REF = midsupply, and G = 1, unless otherwise noted.
Gain = 100
0.1Hz TO 10Hz NOISE
1000
SPECTRAL NOISE DENSITY
Output Noise
1000
0.012
0.008
0.004
Time (1s/div)
Figure 7.
NONLINEARITY ERROR
G = 1000
G = 100
G = 10
G=1
V_S = ±2.75V
0
-0.004
-0.008
-0.012
0
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5
V_OUT (V)
Figure 9.
LARGE-SIGNAL STEP RESPONSE
Gain = 100
100
100
Current Noise
Input Noise
10
10
Total Input-Referred Noise =
2
(Input Noise)² + ^{(Output Noise)}
G
1
1
0.1
1
10
100
1k
10k
Frequency (Hz)
Figure 8.
LARGE SIGNAL RESPONSE
Gain = 1
Time (25ms/div)
Figure 10.
SMALL-SIGNAL STEP RESPONSE
Gain = 1
Time (100ms/div)
Figure 11.
Time (10ms/div)
Figure 12.
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