OPA314 Datasheet, PDF (11/35 Pages) Texas Instruments – 3-MHz, Low-Power, Low-Noise, RRI/O, 1.8-V CMOS OPERATIONAL AMPLIFIER

www.ti.com
OPA314
OPA2314
OPA4314
SBOS563D – MAY 2011 – REVISED MARCH 2012
TYPICAL CHARACTERISTICS (continued)
At T_A = +25°C, R_L = 10 kΩ connected to V_S/2, V_CM = V_S/2, and V_OUT = V_S/2, unless otherwise noted.
CLOSED-LOOP GAIN vs FREQUENCY
SMALL-SIGNAL OVERSHOOT vs LOAD CAPACITANCE
40
V_S = 5.5 V
20
70
G = -1 V/V
G = +1 V/V
60
G = +10 V/V
50
40
0
-20
10k
100k
1M
Frequency (Hz)
Figure 19.
30
20
V_S = ±2.75 V
10
Gain = +1 V/V
R_L = 10 kW
0
10M
0
200
400
600
800 1000 1200
Capacitive Load (pF)
Figure 20.
SMALL-SIGNAL PULSE RESPONSE (Noninverting)
Gain = +1
V_S = ±0.9 V
V_IN
R_F = 10 kW
SMALL-SIGNAL PULSE RESPONSE (Inverting)
Gain = +1
V_S = ±2.75 V
V_IN
R_F = 10 kW
Z_L = 10 pF + 10 kW
Z_L = 100 pF + 10 kW
Time (1 ms/div)
Figure 21.
LARGE-SIGNAL PULSE RESPONSE (Noninverting)
1
0.75
V_IN
0.5
Gain = +1
V_S = ±0.9 V
R_L = 10 kW
0.25
0
-0.25
V_OUT
-0.5
-0.75
-1
Time (1 ms/div)
Figure 23.
Z_L = 10 pF + 10 kW
Z_L = 100 pF + 10 kW
Time (1 ms/div)
Figure 22.
LARGE-SIGNAL PULSE RESPONSE (Inverting)
2
1.5
1
V_IN
Gain = +1
V_S = ±2.75 V
R_L = 10 kW
0.5
0
-0.5
-1
V_OUT
-1.5
-2
Time (1 ms/div)
Figure 24.
Copyright © 2011–2012, Texas Instruments Incorporated
Submit Documentation Feedback
11
Product Folder Link(s): OPA314 OPA2314 OPA4314