OPA2314-Q1_15 Datasheet, PDF (8/28 Pages) Texas Instruments – OPA2314-Q1 3-MHz, Low-Power, Low-Noise, RRIO, 1.8-V CMOS Operational Amplifier

OPA2314-Q1
SLOS896A – DECEMBER 2014 – REVISED JANUARY 2015
1000
800
600
400
200
0
-200
-400
-600
-800
-1000
-2.75 -2 -1.25 -0.5 0 0.5 1.25 2 2.75
Typical units
Common-Mode Voltage (V)
V_S = ±2.75 V
1500
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1000
500
0
-500
-1000
-1500
-40 -25 -10 5 20 35 50 65 80 95 110 125
Typical units
Temperature (°C)
V_S = ±2.75 V
Figure 7. Offset Voltage vs Common-mode Voltage
120
–PSRR
100
PSRR
CMRR
80
60
40
20
0
10
100
1k
10k
100k
1M
Frequency (Hz)
V_S = ±2.75 V
Figure 8. Offset Voltage vs Temperature
104
PSRR
102
CMRR
100
98
CMRR
96
94
92
PSRR
90
88
86
84
-50 -25
0
25
50
75 100 125
Temperature (°C)
Figure 9. CMRR and PSRR vs Frequency (Referred-to-Input)
Figure 10. CMRR and PSRR vs Temperature
100
V_S = ±0.9 V
V_S = ±2.75 V
Time (1 s/div)
10
10
100
1k
10k
Frequency (Hz)
100k
Figure 11. 0.1-Hz to 10-Hz Input Voltage Noise
Figure 12. Input Voltage Noise Spectral Density vs
Frequency
8
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