OPA322-Q1 Datasheet, PDF (8/26 Pages) Texas Instruments – CMOS Operational Amplifier With Shutdown

OPA322-Q1, OPA322S-Q1
OPA2322-Q1, OPA2322S-Q1
OPA4322-Q1, OPA4322S-Q1
SLOS856A – JUNE 2013 – REVISED JUNE 2013
www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T_A = 25°C, V_CM = V_OUT = mid-supply, and R_L = 10 kΩ, unless otherwise noted.
OFFSET VOLTAGE PRODUCTION HISTOGRAM
OFFSET VOLTAGE versus COMMON-MODE VOLTAGE
14
1
0.8
12
0.6
10
0.4
8
0.2
0
6
-0.2
4
-0.4
-0.6
2
-0.8
Representative Units
V_S = ±2.75 V
0
-1
-3
-2
-1
0
1
2
3
Offset Voltage (mV)
Figure 7.
Common-Mode Voltage (V)
Figure 8.
INPUT VOLTAGE NOISE SPECTRAL DENSITY versus
FREQUENCY
1000
V_S = 1.8 V to 5.5 V
100
10
1
10
100
1k
10 k
100 k
1M
Frequency (Hz)
Figure 9.
0.1 Hz TO 10 Hz INPUT VOLTAGE NOISE
6
5
4
3
2
1
0
-1
-2
-3
-4
0 1 2 3 4 5 6 7 8 9 10
Time (s)
Figure 10.
CLOSED-LOOP GAIN versus FREQUENCY
60
V_S = +1.8 V
R_L = 10 kW
G = +100 V/V
40
C_L = 50 pF
CLOSED-LOOP GAIN versus FREQUENCY
60
V_S = +5.5 V
R_L = 10 kW
G = +100 V/V
40
C_L = 50 pF
20
0
-20
10 k
G = +10 V/V
G = +1 V/V
100 k
1M
Frequency (Hz)
Figure 11.
10 M
100 M
20
0
-20
10 k
G = +10 V/V
G = +1 V/V
100 k
1M
Frequency (Hz)
Figure 12.
10 M
100 M
8
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