THS7376_14 Datasheet, PDF (13/62 Pages) Texas Instruments – 4-Channel Video Amplifier with One SD and Three HD 8th-Order Filters with 6-dB Gain

THS7376
www.ti.com
SBOS692 – JUNE 2013
TYPICAL CHARACTERISTICS: 3.3-V Standard-Definition (SD) Channel (continued)
At load = 150 Ω || 5 pF and dc-coupled input and output, unless otherwise noted.
10
−40
C_L = 1.3 pF
V_OUT = 0.5 V_PP
0
C_L = 5 pF
V_OUT = 1 V_PP
C_L = 9.5 pF
−50
V_OUT = 1.4 V_PP
−10
C_L = 16.3 pF
V_OUT = 2 V_PP
C_L = 19.3 pF
V_OUT = 2.5 V_PP
−20
−60
−30
V_S+ = 3.3 V
−40 _{Load = 150 Ω || CL}
V_OUT = 200 mV_PP
−50 Input Bias = 0.65 V_DC
DC−Coupled Output
−60
100k
1M
10M
100M
1G
Frequency (Hz)
G012
Figure 13. SD SMALL-SIGNAL GAIN vs FREQUENCY
−70
−80
−90
1M
V_S+ = 3.3 V
Input Bias = 0.7 V_DC
DC−Coupled Output
8M
Frequency (Hz)
G013
Figure 14. SD THD vs FREQUENCY
4.6
1.65
1.95
0.85
Input Voltage Waveforms
Input
Input Voltage Waveforms
Input
3.6
Input t_R, t_F = 1 ns
t_R, t_F = 120 ns _0.65
1.85
t_R, t_F = 120 ns _0.75
Input t_R, t_F = 1 ns
2.6
Input
t_R, t_F = 120 ns
-0.35
1.75
Input
0.65
Output Voltage
Output Voltage
t_R, t_F = 120 ns
1.6
Waveforms
-1.35
1.65
Waveforms
0.55
0.6
Input
-2.35
V_S+ = 3.3 V
-0.4
t_R, t_F = 1 ns
-3.35
±100 0 100 200 300 400 500 600 700 800 900
Time (ns)
C015
Figure 15. SD LARGE-SIGNAL PULSE RESPONSE vs TIME
50
V_S+ = 3.3 V
Positive and Negative Slew Rates
40
30
20
10
0
0.5
1
1.5
2
Output Voltage (V)
2.5
G014
Figure 17. SD SLEW RATE vs OUTPUT VOLTAGE
1.55
Input
0.45
1.45
V_S+ = 3.3 V
t_R, t_F = 1 ns
0.35
±100 0 100 200 300 400 500 600 700 800 900
Time (ns)
C016
Figure 16. SD SMALL-SIGNAL PULSE RESPONSE vs TIME
3.5
Enable Input Voltage
V_S+ = 3.3 V
3
Enabled
Disabled
2.5
2
1.5
1
0.5
Output Voltage
0
-0.5
0 50 100 150 200 250 300 350 400 450 500 550 600
Time (ns)
C018
Figure 18. SD ENABLE AND DISABLE RESPONSE vs TIME
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