參數(shù)資料
型號(hào): CXA1871S
廠商: Sony Corporation
元件分類: 外設(shè)及接口
英文描述: Single Supply RS232C Line Driver/Receiver(?????μ?o?RS232C ?o?????????¨???2???2??????)
中文描述: 單電源RS232C接口線路驅(qū)動(dòng)器/接收器(單電源RS232C接口線收發(fā)器(2發(fā)2收))
文件頁數(shù): 6/46頁
文件大?。?/td> 639K
代理商: CXA1871S
—6—
CXA1871S
Pin
No.
Symbol
Pin
Equivalent circuit
Description
voltage
6 k
6 k
30 k
30 k
12
V
CC
12
13
14
15
16
17
18
20
22
C IN
V GND
OSD BLK
OSD R
OSD G
OSD B
R S/H
G S/H
B S/H
Chroma signal input pin.
Standard input level (burst level)
: 570 mVp-p
Video system (Y/C/RGB) GND pin.
Blanking signal input pin for OSD
RGB input.
0 to 1 V: Blanking not performed.
2 to 3 V: Signal from Y IN/C IN
lowered by –6 dB.
4 to 6 V: R, G and B outputs become
lower than black level.
Digital R, G and B signal input pins for
on screen display.
0 to 1 V: No OSD display.
2 to 3 V: OSD level 49 IRE (34 IRE)
4 to 6 V: OSD level 96 IRE (67 IRE)
Figures in parentheses are for when
the I
2
C OSD register is set to 0.
Sample-and-hold pins for R, G and B
AKB (Auto Kinetic Bias). Connect to
GND via capacitors.
40 k
15 k
2 k
60 k
30 k
2 k
60 k
30 k
2 k
60 k
14
30 k
2 k
V
CC
V
CC
V
CC
15
16
17
V
CC
1.2 k
18
20
22
V
CC
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