THS7372 Datasheet, PDF (16/49 Pages) Texas Instruments – 4-Channel Video Amplifier with One CVBS and Three Full-HD Filters with 6-dB Gain

THS7372
SBOS578 – AUGUST 2011
www.ti.com
TYPICAL CHARACTERISTICS: 3.3 V, Full HD (FHD) Channels (continued)
With load = 150 Ω || 5 pF, dc-coupled input and output, unless otherwise noted.
FHD SMALL-SIGNAL GAIN vs FREQUENCY
FHD SMALL-SIGNAL GAIN vs FREQUENCY
10
6.5
0
6
−10
DC−Coupled Output
−20
AC−Coupled Output
−30
5.5
DC−Coupled Output
5
AC−Coupled Output
4.5
4
−40 _{VS+ = 3.3 V}
3.5 VS+ = 3.3 V
Load = 150 Ω || 5 pF
−50 _{VOUT = 200 mVPP}
Load = 150 Ω || 5 pF
3 VOUT = 200 mVPP
Input Bias = 0.65 V_DC
Input Bias = 0.65 V_DC
−60
2.5
1M
10M
100M
1G
1M
10M
Frequency (Hz)
Frequency (Hz)
Figure 25.
Figure 26.
100M
FHD SMALL-SIGNAL GAIN vs FREQUENCY
10
T_A = −40°C
0
T_A = 25°C
T_A = 85°C
−10
−20
−30
−40
V_S+ = 3.3 V
Load = 150 Ω || 5 pF
V_OUT = 200 mV_PP
−50 _{Input Bias = 0.65 VDC}
DC−Coupled Output
−60
1M
10M
100M
1G
Frequency (Hz)
Figure 27.
FHD SMALL-SIGNAL GAIN vs FREQUENCY
6.5
6
5.5
T_A = −40°C
5
T_A = 25°C
T_A = 85°C
4.5
4
V_S+ = 3.3 V
3.5 Load = 150 Ω || 5 pF
V_OUT = 200 mV_PP
3 Input Bias = 0.65 VDC
DC−Coupled Output
2.5
1M
10M
Frequency (Hz)
Figure 28.
100M
FHD SMALL-SIGNAL GAIN vs FREQUENCY
10
C_L = 5 pF
0
C_L = 10 pF
C_L = 18 pF
−10
−20
−30
−40 _{VS+ = 3.3 V}
Load = 150 Ω || C_L
−50 _{Input Bias = 0.65 VDC}
DC−Coupled Output
−60
1M
10M
100M
1G
Frequency (MHz)
Figure 29.
−30
−40
−50
−60
−70
−80
−90
1M
FHD THD vs FREQUENCY
V_OUT = 0.5 V_PP
V_OUT = 1 V_PP
V_OUT = 1.4 V_PP
V_OUT = 2 V_PP
V_OUT = 2.5 V_PP
V_S+ = 3.3 V
Input Bias = 0.65 V_DC
DC−Coupled Output
10M
Frequency (Hz)
60M
G000
Figure 30.
16
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