THS7303 Datasheet, PDF (16/43 Pages) Texas Instruments – 3-Channel Low Power Video Amplifier with I2C Control, Selectable Filters, 6-dB Gain, SAG Correction, 2:1 Input MUX, and Selectable Input Bias Modes

THS7303
SLOS479 – OCTOBER 2005
TYPICAL CHARACTERISTICS (continued)
INPUT BIAS CURRENT vs TEMPERATURE
9
8 ^{STC − High Bias}
V_S = 3.3 V
7
6 ^{STC − Mid Bias}
5
4
3
2 ^{STC − Low Bias}
1
0
−40
−20
0
20
40
60
80
100
T_A − Ambient Temperature − 5C
Figure 34.
SMALL SIGNAL FREQUENCY RESPONSE
6.5
Filter = Bypass
6
Filter = 35 MHz
5.5
Filter = 16 MHz
5
4.5
Filter = 9 MHz
4
V_S = 5 V,
3.5 V_O = 200 mV_PP,
R_L = 150 W || 13 pF
3
0.1
1
10
100
f − Frequency − MHz
Figure 36.
1000
GROUP DELAY vs FREQUENCY
80
70
60
Filter = 9 MHz
V_S = 5 V,
V_O = 200 mV_PP,
R_L = 150 W || 13 pF
50
40
Filter = 16 MHz
30
20
Filter = 35 MHz
10
Filter = Bypass
0
0.1
1
10
100
f − Frequency − MHz
Figure 38.
1000
16
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INPUT BIAS CURRENT vs SUPPLY VOLTAGE
9
STC − High Bias
8
7
STC − Mid Bias
6
5
T_A = 25°C
4
3
STC − Low Bias
2
1
0 ^{DC − Input Bias}
−1
−2
2.6
3
3.4
3.8
4.2
4.6
5
V_S − Supply Voltage − V
Figure 35.
SMALL SIGNAL FREQUENCY RESPONSE
10
Filter = Bypass
5
0
Filter = 35 MHz
−5
Filter = 16 MHz
−10
−15
Filter = 9 MHz
−20
−25
−30 _{VS = 5 V,}
−35 ^{VO = 200 mVPP,}
R_L = 150 W || 13 pF
−40
0.1
1
10
100
f − Frequency − MHz
1000
Figure 37.
PHASE vs FREQUENCY
45
Filter = Bypass
0
Filter = 35 MHz
−45
−90
−135
−180
Filter = 9 MHz
Filter = 16 MHz
−225
−270
−315
V_S = 5 V,
V_O = 200 mV_PP,
R_L = 150 W || 13 pF
−360
0.1
1
10
100
f − Frequency − MHz
Figure 39.
1000