參數(shù)資料
型號(hào)： THS7372IPWR
廠商： TEXAS INSTRUMENTS INC
元件分類： 音頻／視頻放大
英文描述： 4 CHANNEL, VIDEO AMPLIFIER, PDSO14
封裝： GREEN, PLASTIC, TSSOP-14
文件頁數(shù)： 23/49頁
文件大小： 1768K
代理商： THS7372IPWR
SBOS578
– AUGUST 2011
ELECTRICAL CHARACTERISTICS: VS+ = +3.3 V
At TA = +25°C, RL = 150 to GND, and dc-coupled input/output, unless otherwise noted.
THS7372
TEST
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
LEVEL(1)
AC PERFORMANCE: SD (CVBS) CHANNEL
Passband bandwidth
–1 dB; VO = 0.2 VPP and 2 VPP
6.6
8.2
10
MHz
B
Small- and large-signal bandwidth
–3 dB; VO = 0.2 VPP and 2 VPP
8
9.5
11
MHz
B
With respect to 500 kHz(2), f = 6.75 MHz
–0.9
0.2
1.2
dB
B
Attenuation
With respect to 500 kHz(2), f = 27 MHz
42
54
dB
B
Group delay
f = 100 kHz
78
ns
C
Group delay variation
f = 5.1 MHz with respect to 100 kHz
11
ns
C
Channel-to-channel delay
0.3
ns
C
Differential gain
NTSC/PAL
0.2/0.35
%
C
Differential phase
NTSC/PAL
0.35/0.5
Degrees
C
Total harmonic distortion
f = 1 MHz, VO = 1.4 VPP
–69
dB
C
100 kHz to 6 MHz, non-weighted
70
dB
C
Signal-to-noise ratio
100 kHz to 6 MHz, unified weighting
78
dB
C
All channels, TA = +25°C
5.7
6
6.3
dB
A
Gain
All channels, TA = –40°C to +85°C
5.65
6.35
dB
B
f = 6.75 MHz
0.7
C
Output impedance
Disabled
20 || 3
k
|| pF
C
Return loss
f = 6.75 MHz
47
dB
C
Crosstalk
f = 1 MHz, SD channel to FHD channels
–82
dB
C
AC PERFORMANCE: FULL-HD (FHD) CHANNELS
Passband bandwidth
–1 dB; VO = 0.2 VPP and 2 VPP
53
60
66
MHz
B
Small- and large-signal bandwidth
–3 dB; VO = 0.2 VPP and 2 VPP
60
72
83
MHz
B
With respect to 500 kHz(2), f = 54 MHz
–0.5
0.6
2
dB
B
Attenuation
With respect to 500 kHz(2), f = 148 MHz
33
40
dB
B
Group delay
f = 100 kHz
12
ns
C
Group delay variation
f = 54 MHz with respect to 100 kHz
4.5
ns
C
Channel-to-channel delay
0.3
ns
C
Total harmonic distortion
f = 20 MHz, VO = 1.4 VPP
–54
dB
C
100 kHz to 60 MHz, non-weighted
60
dB
C
Signal-to-noise ratio
100 kHz to 60 MHz, , unified weighting
70
dB
C
All channels, TA = +25°C
5.7
6
6.3
dB
A
Gain
All channels, TA = –40°C to +85°C
5.65
6.35
dB
B
f = 60 MHz
4
C
Output impedance
Disabled
2 || 3
k
Ω || pF
C
Return loss
f = 60 MHz
32
dB
C
f = 6.75 MHz, FHD channels to SD channel
–68
dB
C
Crosstalk
f = 25 MHz, FHD to FHD channels
–54
dB
C
(1)
Test levels: (A) 100% tested at +25
°C. Over temperature limits set by characterization and simulation. (B) Limits set by characterization
and simulation only. (C) Typical value only for information.
(2)
3.3-V supply filter specifications are ensured by 100% testing at 5-V supply together with design and characterization.
Copyright
2011, Texas Instruments Incorporated
3
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