THS7365 Datasheet, PDF (25/53 Pages) Texas Instruments – 6-Channel Video Amplifier with 3-SD and 3-HD Sixth-Order Filters and 6-dB Gain

THS7365
www.ti.com.................................................................................................................................................................................................. SBOS467 – MARCH 2009
TYPICAL CHARACTERISTICS: 5 V, Standard-Definition (SD) Channels (continued)
With load = 150 Ω || 10 pF, dc-coupled input and output, unless otherwise noted.
SD CHANNEL SECOND-ORDER HARMONIC DISTORTION
vs FREQUENCY
-30
V_S = +5 V
-40 ^{Bypass Mode}
DC-Coupled
V_O = 3 V_PP
-50
-60
V_O = 2 V_PP
-70
-80
V_O = 0.5 V_PP
-90
-100
1
V_O = 1 V_PP
10
30
Frequency (MHz)
Figure 79.
SD CHANNEL SMALL-SIGNAL PULSE RESPONSE vs TIME
1.9
Input t_R/t_F = 1 ns
0.75
1.8
Input Voltage _0.65
Input t_R/t_F = 120 ns
Waveforms
1.7
0.55
Input t_R/t_F = 1 ns
1.6
0.45
Output Voltage
Input t_R/t_F = 120 ns
Waveforms
1.5
0.35
V_S = +5 V
Filter Mode
1.4
0.25
-100 0 100 200 300 400 500 600 700 800 900 1000
Time (ns)
Figure 81.
SD CHANNEL SMALL-SIGNAL PULSE RESPONSE vs TIME
1.9
0.75
SD CHANNEL THIRD-ORDER HARMONIC DISTORTION vs
FREQUENCY
-30
V_S = +5 V
V_O = 3 V_PP
-40 ^{Bypass Mode}
DC-Coupled
-50
-60
V_O = 2 V_PP
-70
-80
V_O = 0.5 V_PP
-90
-100
1
V_O = 1 V_PP
10
30
Frequency (MHz)
Figure 80.
SD CHANNEL LARGE-SIGNAL PULSE RESPONSE vs TIME
4.6
Input t_R/t_F = 1 ns
1.65
3.6
Input Voltage _0.65
Input t_R/t_F = 120 ns
Waveforms
2.6
-0.35
Input t_R/t_F = 1 ns
1.6
-1.35
Output Voltage
Input t_R/t_F = 120 ns
Waveforms
0.6
-2.35
V_S = +5 V
Filter Mode
-0.4
-3.35
-100 0 100 200 300 400 500 600 700 800 900 1000
Time (ns)
Figure 82.
SD CHANNEL LARGE-SIGNAL PULSE RESPONSE vs TIME
4.6
1.65
1.8
Input t_R/t_F = 1 ns
1.7
Input Voltage
0.65
3.6
Waveform
Input t_R/t_F = 1 ns
0.55
2.6
Input Voltage
Waveform
0.65
-0.35
1.6
1.5
V_S = +5 V
Bypass Mode
1.4
-10 0 10 20
0.45
Output Voltage
Waveform
0.35
0.25
30 40 50 60 70 80 90 100
Time (ns)
Figure 83.
1.6
0.6
V_S = +5 V
Bypass Mode
-0.4
-10 0 10 20
Output Voltage
Waveform
-1.35
-2.35
-3.35
30 40 50 60 70 80 90 100
Time (ns)
Figure 84.
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