THS7365 Datasheet, PDF (14/53 Pages) Texas Instruments – 6-Channel Video Amplifier with 3-SD and 3-HD Sixth-Order Filters and 6-dB Gain

THS7365
SBOS467 – MARCH 2009.................................................................................................................................................................................................. www.ti.com
TYPICAL CHARACTERISTICS: 3.3 V, Standard-Definition (SD) Channels (continued)
With load = 150 Ω || 10 pF, dc-coupled input and output, unless otherwise noted.
SD CHANNEL SMALL-SIGNAL GAIN vs FREQUENCY
10
0
-10
Filter Mode
-20
-30
-40
V_S = +3.3 V
-50 Load = 150 W || C_L
V_OUT = 200 mV_PP
-60
1M
10 M
C_L = Stray (2 pF)
C_L = 10 pF
C_L = 14 pF
100 M
C_L = 20 pF
1G
Frequency (Hz)
Figure 17.
SD CHANNEL PHASE vs FREQUENCY
45
0
-45
-90
-135
-180
Filter Mode
R_L = 75 W and 150 W
R_L = 75 W and 150 W
Bypass
Mode
-225
V_S = +3.3 V
-270 _{DC-Coupled Output}
-315 ^{Load = 150 W || 10 pF}
V_OUT = 200 mV_PP
-360
100 k
1M
10 M
100 M
1G
Frequency (Hz)
Figure 19.
SD CHANNEL GROUP DELAY vs FREQUENCY
7.0
V_S = +3.3 V
6.5 DC-Coupled Output
Load = 150 W || 10 pF
6.0 _{VOUT = 200 mVPP}
5.5
5.0
R_L = 75 W
4.5
Bypass Mode
R_L = 150 W
4.0
3.5
3.0
100 k
1M
10 M
100 M
1G
Frequency (Hz)
Figure 21.
SD CHANNEL SMALL-SIGNAL GAIN vs FREQUENCY
10
0
-10
Bypass Mode
-20
C_L = Stray (2 pF) ^CL ^{= 10 pF}
-30
-40
V_S = +3.3 V
-50 Load = 150 W || C_L
V_OUT = 200 mV_PP
-60
10 M
100 M
Frequency (Hz)
Figure 18.
C_L = 14 pF
C_L = 20 pF
1G
SD CHANNEL GROUP DELAY vs FREQUENCY
120
V_S = +3.3 V
110 DC-Coupled Output
100
C_L = 10 pF
V_OUT = 200 mV_PP
Filter Mode
90
80
70
R_L = 75 W and 150 W
60
50
40
100 k
1M
10 M
Frequency (Hz)
Figure 20.
100 M
SD 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 22.
100 M
14
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