THS7353_15 Datasheet, PDF (18/57 Pages) Texas Instruments – 3-Channel Low Power Video Buffer with I2C Control, Selectable Filters, External Gain Control, 2:1 Input MUX, and Selectable Input Modes

THS7353
SLOS484B – NOVEMBER 2005 – REVISED AUGUST 2012
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TYPICAL CHARACTERISTICS (continued)
SMALL-SIGNAL FREQUENCY RESPONSE WITH 12 pF
CAPACITIVE LOAD
5
Filter =
0
Bypass
−5
SMALL-SIGNAL FREQUENCY RESPONSE WITH 25 pF
CAPACITIVE LOAD
10
5
Filter =
Bypass
0
−10
Filter = 9 MHz
−15
−20
Filter = 16 MHz
−25
−30
Filter = 35 MHz
−35
−40
V_S = 5 V,
−45 ^VO ^{= 200 mV}PP,
R_L = 10 kW || 12 pF
−50
1
10
100
f − Frequency − MHz
1000
−5
−10 _{Filter = 9 MHz}
−15
−20 Filter = 16 MHz
−25
−30 _{Filter = 35 MHz}
−35
−40 _{VS = 5 V,}
−45 ^VO ^{= 200 mV}PP,
R_L = 10 kW || 25 pF
−50
1
10
100
f − Frequency − MHz
1000
Figure 46.
Figure 47.
SMALL SIGNAL PULSE RESPONSE
1.2
V_S = 5 V,
R_L = 10 kW || 5 pF
1.1
1
Filter = Bypass
0.9
Filter = 9 MHz
0.8
Filter = 35 MHz
0.7
Filter = 16 MHz
0.6
0.5
−100
0
100 200 300 400 500 600 700
t − Time − ns
Figure 48.
3
2.8
2.6
2.4
2.2
2
1.8
1.6
1.4
1.2
1
0.8
0.6
0.4
−100
LARGE SIGNAL PULSE RESPONSE
Filter = Bypass
Filter = 9 MHz
Filter = 35 MHz
Filter = 16 MHz
V_S = 5 V,
R_L = 10 kW || 5 pF
0
100 200 300 400 500 600 700
t − Time − ns
Figure 49.
PAL MULTIPULSE
480i G'B'R' 2T PULSE
Filter = 9 MHz
CVBS Input
V_S = 5 V
CVBS Output
t - Time = 500 ns/div
Figure 50.
Filter = 9 MHz
V_S = 5 V
R’
B’
G’
t - Time = 100 ns/div
Figure 51.
18
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