OP491_15 Datasheet, PDF (10/24 Pages) Analog Devices – Micropower Single-Supply Rail-to-Rail Input/Output Op Amps

OP191/OP291/OP491
160
140
120
100
80
60
40
20
0
–20
–40
100
113
112
±PSRR
V_S = 3V
T_A = 25°C
–PSRR
+PSRR
1k
10k
100k
1M
10M
FREQUENCY (Hz)
Figure 19. PSRR vs. Frequency, VS = 3 V
V_S = 3V
111
110
109
108
107
–40
25
85
125
TEMPERATURE (°C)
Figure 20. PSRR vs. Temperature, VS = 3 V
1.6
V_S = 3V
1.4
1.2
+SR
1.0
0.8
0.6
0.4
–SR
0.2
0
–40
25
85
125
TEMPERATURE (°C)
Figure 21. Slew Rate vs. Temperature, VS = 3 V
0.35
V_S = 3V
0.30
0.25
0.20
0.15
0.10
0.05
–40
25
85
125
TEMPERATURE (°C)
Figure 22. Supply Current vs. Temperature, VS = +3 V, +5 V, ±5 V
3.0
V_IN = 2.8V p-p
V_S = 3V
2.5
A_V = +1
R_L = 100kΩ
2.0
1.5
1.0
0.5
0
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 23. Maximum Output Swing vs. Frequency, VS = 3 V
1k
100
10
10
100
1k
10k
FREQUENCY (Hz)
Figure 24. Voltage Noise Density, VS = 5 V or ±5 V
Rev. E | Page 10 of 24