THS7353 Datasheet, PDF (11/51 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

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TYPICAL CHARACTERISTICS
THS7353
SLOS484 – NOVEMBER 2005
SMALL-SIGNAL FREQUENCY RESPONSE
0.5
Filter = Bypass
0
Filter = 35 MHz
-0.5
Filter = 16 MHz
-1
-1.5
Filter = 9 MHz
-2
V_S = 3.3 V,
-2.5 V_O = 200 mV_PP,
R_L = 10 kW || 5 pF
-3
0.1
1
10
100
f − Frequency − MHz
Figure 4.
1000
GROUP DELAY vs FREQUENCY
80
70
60
Filter = 9 MHz
V_S = 3.3 V,
V_O = 200 mV_PP,
R_L = 10 kW || 5 pF
50
40
Filter = 16 MHz
30
20
Filter = 35 MHz
10
Filter = Bypass
0
0.1
1
10
100
f − Frequency − MHz
Figure 6.
1000
SMALL AND LARGE-SIGNAL FREQUENCY RESPONSE
0.5
Filter = 35 MHz
0
-0.5
Filter = 9 MHz
-1
Filter = 16 MHz
-1.5
V_S = 3.3 V,
R_L = 10 kW || 5 pF
-2
-2.5 ^{Solid Line = 200 mV}PP^,
Dashed Line = 1 V_PP
-3
0.1
1
10
100
f − Frequency − MHz
Figure 8.
SMALL-SIGNAL FREQUENCY RESPONSE
5
Filter = Bypass
0
−5
Filter = 35 MHz
−10
−15
Filter = 16 MHz
−20
Filter = 9 MHz
−25
−30
−35
−40 ^VS ^{= 3.3 V,}
−45
V_O = 200 mV_PP,
R_L = 10 kW || 5 pF
−50
0.1
1
10
100
f − Frequency − MHz
1000
Figure 5.
PHASE RESPONSE vs FREQUENCY
45
Filter = Bypass
0
−45
Filter = 35 MHz
−90
−135
−180
Filter = 9 MHz
Filter = 16 MHz
−225
−270
−315
−360
0.1
V_S = 3.3 V,
V_O = 200 mV_PP,
R_L = 10 kW || 5 pF
1
10
100
f − Frequency − MHz
1000
Figure 7.
SMALL AND LARGE-SIGNAL FREQUENCY RESPONSE
5
0
−5
Filter = 35 MHz
−10
Filter = 16 MHz
−15
−20
Filter = 9 MHz
−25
−30
V_S = 3.3 V,
R_L = 10 kW || 5 pF
−35
−40 _{Solid Line = 200 mVPP,}
−45 Dashed Line = 1 V_PP
−50
0.1
1
10
100
f − Frequency − MHz
1000
Figure 9.
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