THS7319 Datasheet, PDF (9/34 Pages) Texas Instruments – 3-Channel, Very Low Power Video Amplifiers with EDTV Filters and 6-dB Gain

THS7319
www.ti.com.............................................................................................................................................................. SBOS468A – JUNE 2009 – REVISED JULY 2009
TYPICAL CHARACTERISTICS: V_S+ = 2.6 V (continued)
At T_A = +25°C, load = 150 Ω || 6.2 pF to GND, and dc-coupled input/output, unless otherwise noted.
SECOND-ORDER HARMONIC DISTORTION
vs FREQUENCY
-40 _{VS+ = 2.6 V}
Input Bias = 0.5 V_DC
-50
THIRD-ORDER HARMONIC DISTORTION
vs FREQUENCY
-40 _{VS+ = 2.6 V}
Input Bias = 0.5 V_DC
-50
-60
V_OUT = 2 V_PP
-70
V_OUT = 1 V_PP
V_OUT = 0.5 V_PP
-80
-90
-100
1M
Frequency (Hz)
Figure 8.
V_OUT = 0.25 V_PP
10 M
SMALL-SIGNAL PULSE RESPONSES vs TIME
1.5
0.6
Input t_R/t_F = 70 ns
1.4
0.5
Input t_R/t_F = 1 ns
Input Voltage Waveforms
1.3
0.4
Input t_R/t_F = 70 ns
1.2
0.3
Input t_R/t_F = 1 ns
1.1
0.2
V_S+ = 2.6 V
1.0
-50 0 50
Output Voltage Waveforms
0.1
100 150 200 250 300 350 400
Time (ns)
Figure 10.
SLEW RATE vs OUTPUT VOLTAGE
100
V_S = 2.6 V
Positive and Negative Slew Rate
80
60
40
20
0
0.5
1.0
1.5
2.0
Output Voltage (V_PP)
Figure 12.
-60
V_OUT = 0.5 V_PP
-70
V_OUT = 2 V_PP
-80
V_OUT = 0.25 V_PP
-90
V_OUT = 1 V_PP
-100
1M
Frequency (Hz)
Figure 9.
10 M
LARGE-SIGNAL PULSE RESPONSES vs TIME
4.5
1.5
Input t_R/t_F = 70 ns
3.5
0.5
Input t_R/t_F = 1 ns
Input Voltage Waveforms
2.5
-0.5
Input t_R/t_F = 70 ns
1.5
-1.5
Input t_R/t_F = 1 ns
0.5
-2.5
V_S+ = 2.6 V
-0.5
-50 0 50
Output Voltage Waveforms
-3.5
100 150 200 250 300 350 400
Time (ns)
Figure 11.
ENABLE/DISABLE RESPONSE vs TIME
1.4
Enable Input Voltage
3
V_S+ = 2.6 V
1.2
2
Enabled
1.0
1
Disabled
0.8
0
0.6
-1
0.4
-2
Output Voltage
0.2
-3
0
-4
-0.2
-5
-50 50 150 250 350 450 550 650
Time (ns)
Figure 13.
Copyright © 2009, Texas Instruments Incorporated
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