OPA3695_14 Datasheet, PDF (10/39 Pages) Texas Instruments – Triple, Ultra-Wideband, Current-Feedback OPERATIONAL AMPLIFIER with Disable

OPA3695
SBOS355A – APRIL 2008 – REVISED SEPTEMBER 2008 ............................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS: V_S = ±5V (continued)
At R_F = 402Ω, R_L = 100Ω, and G = +8, unless otherwise noted.
CROSSTALK vs FREQUENCY
-20
V_S = ±5V
Channel B
G = +8V/V
-30 _{RF = 402W}
V_OUT = 2V_PP
-40 _{RLOAD = 100W}
All-Hostile Crosstalk
-50
Channel C
-60
Channel A
-70
-80
1M
10M
100M
Frequency (Hz)
Figure 20.
7
6
5
4
3
2
1
0
-1
0
DISABLE/ENABLE RESPONSE
Disable Pin Voltage
V_S = ±5V
G = +8V/V
R_F = 402W
V_IN = 0.25V_DC
R_LOAD = 100W
Output Voltage
12 3 4 5 6 7 8
Time (ms)
Figure 22.
1G
9 10
DIFFERENTIAL GAIN AND PHASE vs
NUMBER OF PARALLEL VIDEO LOADS
0.02
V_S = ±5V
0.01 ^{G = +2V/V}
R_F = 511W
-dG
0
-0.01
-0.02
-dP
+dP
-0.03
-0.04
-0.05
1
+dG
2
3
4
Number of Parallel Video Loads
Figure 21.
FREQUENCY RESPONSE vs CAPACITIVE LOAD
21
C_L = 10pF
V_S = ±5V
R_S = 43.4W
G = +8V/V
R_F = 402W
18
R_LOAD = 1kW
V_OUT = 0.5V_PP
C_L = 22pF, R_S = 30.3W
15
C_L = 47pF, R_S = 20.8W
12
C_L = 100pF, R_S = 14.9W
9
10M
100M
1G
Frequency (Hz)
Figure 23.
10
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