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STV2237H bảng dữ liệu(PDF) 38 Page - STMicroelectronics

tên linh kiện STV2237H
Giải thích chi tiết về linh kiện  I짼C BUS-CONTROLLED MULTISTANDARD SINGLE CHIP TV PROCESSOR
PDF  86 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

STV2237H bảng dữ liệu(HTML) 38 Page - STMicroelectronics

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STV224XH/228XH/223XH - ELECTRICAL CHARACTERISTICS
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4.9.8 Vertical Amplitude Control
4.9.9 Crystal Detection
4.10 RGB CONTROL PART
4.10.1 Y Input
4.10.2 U & V Inputs
4.10.3 Contrast Control
4.10.4 Saturation Control
VHIGH
High Level Range Vertical Position
Control
Min. position control
Max. position control
3.5
6.0
4
6.5
4.5
7.0
V
ISINK
Output Sinking Current
0.7
1.0
mA
ISOURCE
Output Source Current
0.7
1.0
mA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
VAMP
Output Voltage Range
Min. amplitude voltage
Max. amplitude voltage
1.2
5.5
1.5
6.0
1.7
6.5
V
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
R4.43
Load resistance at pin VAMP
4.43 MHz crystal on pin XTAL1
80
k
W
R3.58
Load resistance at pin VAMP
3.58 MHz crystal on pin XTAL1
10
k
W
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
YINdc
Black Level
3.7
V
Yin-B/W
Black to White Amplitude
0.7
1
V
Yin-cur
Input Current
1µA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
UVin-dc
Black Level
3.7
V
Uin-amp
B-Y Amplitude
75% color bar PAL/SECAM
1.33
2.0
VPP
Vin-amp
R-Y Amplitude
75% color bar PAL/SECAM
1.05
2.0
VPP
UVin-cur
Input Current
1µA
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
Yctr
Contrast Range on Y signal
21
24
27
dB
OSDctr
Contrast Range on OSD RGB sig-
nal
10
12
14
dB
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit
SATMax.
Maximum Saturation Control
75% color bar PAL/SECAM,
0 dB for data 20 in reg 08
69
12
dB
SATMin.
Minimum Saturation Control
75% color bar PAL/SECAM,
0 dB for data 20 in reg 08
-40
dB



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