OPA2890_08 Datasheet, PDF (7/35 Pages) Texas Instruments – Low-Power, Wideband, Voltage-Feedback OPERATIONAL AMPLIFIER with Disable

OPA2890
www.ti.com.................................................................................................................................................... SBOS364B – DECEMBER 2007 – REVISED MAY 2008
TYPICAL CHARACTERISTICS: V_S = ±5V
At T_A = +25°C, G = +2V/V, R_F = 750Ω, and R_L = 200Ω, unless otherwise noted. See Figure 49.
SMALL-SIGNAL FREQUENCY RESPONSE
3
G = +1V/V
0
R_F = 0W
-3
G = +10V/V
-6
-9
G = +5V/V
-12
G = +2V/V
-15
V_O = 0.5V_PP
-18
1
10
100
600
Frequency (MHz)
Figure 1.
SMALL-SIGNAL PULSE RESPONSE
400
V_O = 500mV_PP
300 _{G = +2V/V}
200
100
0
-100
-200
-300
-400
Time (10ns/div)
Figure 3.
VIDEO DIFFERENTIAL GAIN/DIFFERENTIAL PHASE
0.20
0.40
0.18
-dP
0.36
0.16
0.32
-dG
0.14
0.28
0.12
0.24
0.10
0.20
+dG
0.08
0.16
+dP
0.06
0.12
0.04
0.08
0.02
0.04
0
0
1
2
3
4
Video Loads
Figure 5.
LARGE-SIGNAL FREQUENCY RESPONSE
9
2V_PP
6
3
4V_PP
1V_PP
0
7V_PP
-3
-6
R_L = 200W
G = +2V/V
-9
1
10
100
400
Frequency (MHz)
Figure 2.
LARGE-SIGNAL PULSE RESPONSE
4
V_O = 5V_PP
3 G = +2V/V
2
1
0
-1
-2
-3
-4
Time (10ns/div)
Figure 4.
CHANNEL-TO-CHANNEL CROSSTALK
-40
Input-Referred
-45
-50
-55
-60
-65
-70
-75
-80
1
10
100
Frequency (MHz)
Figure 6.
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