THS7365 Datasheet, PDF (19/53 Pages) Texas Instruments – 6-Channel Video Amplifier with 3-SD and 3-HD Sixth-Order Filters and 6-dB Gain

THS7365
www.ti.com.................................................................................................................................................................................................. SBOS467 – MARCH 2009
TYPICAL CHARACTERISTICS: 3.3 V, High-Definition (HD) Channels (continued)
With load = 150 Ω || 8 pF, dc-coupled input and output, unless otherwise noted.
HD CHANNEL SMALL-SIGNAL GAIN vs FREQUENCY
10
0
Filter Mode
-10
-20
-30
V_S = +3.3 V
-40 _{Load = 150 W || CL}
V_OUT = 200 mV_PP
-50
10 M
C_L = Stray (2 pF)
C_L = 14 pF
C_L = 20 pF
C_L = 8 pF
100 M
1G
Frequency (Hz)
Figure 46.
HD CHANNEL PHASE vs FREQUENCY
45
0
-45
Filter Mode
-90
R_L = 75 W and 150 W
-135
-180
R_L = 75 W and 150 W
-225
V_S = +3.3 V
-270 _{DC-Coupled Output}
-315 ^{Load = RL || 8 pF}
V_OUT = 200 mV_PP
-360
1M
10 M
100 M
Frequency (Hz)
Figure 48.
Bypass
Mode
1G
HD CHANNEL GROUP DELAY vs FREQUENCY
6.0
V_S = +3.3 V
5.5 _{DC-Coupled Output}
5.0
Load = R_L || 8 pF
V_OUT = 200 mV_PP
4.5
Bypass
Mode
4.0
3.5
R_L = 75 W
3.0
2.5
R_L = 150 W
2.0
1M
10 M
100 M
1G
Frequency (Hz)
Figure 50.
HD CHANNEL SMALL-SIGNAL GAIN vs FREQUENCY
20
C_L = 20 pF
C_L = 14 pF
10
0
Bypass Mode
-10
C_L = Stray (2 pF)
C_L = 8 pF
-20
-30
V_S = +3.3 V
-40 ^{Load = 150 W || C}L
V_OUT = 200 mV_PP
-50
10 M
100 M
1G
Frequency (Hz)
Figure 47.
HD CHANNEL GROUP DELAY vs FREQUENCY
40
V_S = +3.3 V
35 ^{DC-Coupled Output}
Load = R_L || 8 pF
Filter
Mode
30 V_OUT = 200 mV_PP
25
20
R_L = 75 W and 150 W
15
10
5
1M
10 M
Frequency (Hz)
Figure 49.
100 M
HD CHANNEL PSRR vs FREQUENCY
60
V_S = +3.3 V
50
40
Bypass Mode
30
Filter Mode
20
10
0
100 k
1M
10 M
Frequency (Hz)
Figure 51.
100 M
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