THS7373 Datasheet, PDF (27/49 Pages) Texas Instruments – 4-Channel Video Amplifier with 1-SD and 3-HD Sixth-Order Filters and 6-dB Gain

THS7373
www.ti.com
SBOS506 – DECEMBER 2009
TYPICAL CHARACTERISTICS: 5 V, High-Definition (HD) Channels (continued)
With load = 150 Ω || 5 pF, dc-coupled input and output, unless otherwise noted.
HD CHANNELS PHASE vs FREQUENCY
45
0
-45
-90
-135
Filter Mode
R_L = 75 W and 150 W
Bypass Mode
R_L = 75 W and 150 W
HD CHANNELS GROUP DELAY vs FREQUENCY
40
V_S = +5 V
35 ^{Filter Mode}
DC-Coupled Output
30 ^{Load = RL || 5 pF}
V_O = 0.2 V_PP
25
-180
-225 _{VS = +5 V}
-270 DC-Coupled Output
-315
Load = R_L || 5 pF
V_O = 0.2 V_PP
-360
100 k
1M
10 M
100 M
1G
Frequency (Hz)
20
R_L = 75 W and 150 W
15
10
5
1M
10 M
Frequency (Hz)
100 M
Figure 80.
Figure 81.
HD CHANNELS PSRR vs FREQUENCY
60
V_S = +5 V
50
40
30
20
10
0
100 k
1M
10 M
Frequency (Hz)
Figure 82.
100 M
HD CHANNELS SECOND-ORDER HARMONIC DISTORTION vs
FREQUENCY
-30
V_S = +5 V
-40
Filter Bypass
DC-Coupled Output
-50 ^{RL = 150 W || 5 pF}
-60
V_O = 3 V_PP
V_O = 2 V_PP
V_O = 1.4 V_PP
-70
V_O = 1 V_PP
-80
V_O = 0.5 V_PP
-90
-100
1
10
60
Frequency (MHz)
Figure 83.
HD CHANNELS THIRD-ORDER HARMONIC DISTORTION vs
FREQUENCY
-30
V_S = +5 V
-40
Filter Bypass
DC-Coupled Output
-50 ^{RL = 150 W || 5 pF}
-60
V_O = 1.4 V_PP
V_O = 3 V_PP
-70
-80
V_O = 2 V_PP
-90
V_O = 1 V_PP
-100
1
10
Frequency (MHz)
Figure 84.
V_O = 0.5 V_PP
60
HD CHANNELS SECOND-ORDER HARMONIC DISTORTION vs
FREQUENCY
-30 _{VS = +5 V}
DC-Coupled Output
-40 _{RL = 150 W || 5 pF}
-50
V_O = 2 V_PP
V_O = 3 V_PP
-60
V_O = 1.4 V_PP
-70
V_O = 1 V_PP
-80
V_O = 0.5 V_PP
-90
-100
1
10
30
Frequency (MHz)
Figure 85.
Copyright © 2009, Texas Instruments Incorporated
Product Folder Link(s): THS7373
Submit Documentation Feedback
27