OPA3832_07 Datasheet, PDF (16/32 Pages) Burr-Brown (TI) – Triple, Low-Power, High-Speed, Fixed-Gain Operational Amplifier

OPA3832
SBOS370 – DECEMBER 2006
TYPICAL CHARACTERISTICS: V_S = +3.3V
At T_A = +25°C, G = +2V/V, and R_L = 150Ω to V_CM = 0.75V, unless otherwise noted.
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SMALL-SIGNAL FREQUENCY RESPONSE
3 _{VO = 0.2VPP}
R_L = 150W
0
G = -1V/V
-3
G = +2V/V
-6
LARGE-SIGNAL FREQUENCY RESPONSE
3
0
V_O = 1V_PP
-3
V_O = 0.5V_PP
-6
-9
-12
-15
1
10
Frequency (MHz)
100
300
Figure 35.
-9
-12 G = +2V/V
R_L = 150W
-15
1
V_O = 1.5V_PP
10
Frequency (MHz)
Figure 36.
100
300
NONINVERTING PULSE RESPONSE
1.4
1.8
G = +2V/V
Large-Signal Pulse Response ±1V
1.3 R_L = 150W
Right Scale
1.6
1.2
1.4
1.1
1.2
Small-Signal Pulse
1.0
Response ±0.1V
1.0
Left Scale
0.9
0.8
0.8
0.6
0.7
0.4
0.6
0.2
Time (10ns/div)
Figure 37.
INVERTING PULSE RESPONSE
1.4
1.8
G = -1V/V
1.3 R_L = 150W
1.6
1.2
1.4
1.1
1.2
Small-Signal Pulse
1.0
Response ±0.1V
1.0
Left Scale
0.9
0.8
0.8
0.6
0.7
Large-Signal Pulse Response ±1V
0.4
Right Scale
0.6
0.2
Time (10ns/div)
Figure 38.
REQUIRED R_S vs CAPACITIVE LOAD
60
1dB Peaking Targeted
50
40
30
20
10
0
1
10
100
1k
Capacitive Load (pF)
Figure 39.
FREQUENCY RESPONSE vs CAPACITIVE LOAD
3
C_L = 10pF
0
-3
C_L = 1000pF
-6
V_I
-9
-12
-15
1
C_L = 100pF
1/3
OPA3832
C_L
400W
(1)
1kW
400W
NOTE: (1) 1kW is optional.
10
Frequency (MHz)
Figure 40.
100
300
16
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