參數(shù)資料
型號(hào): CXD2131Q
廠(chǎng)商: Sony Corporation
英文描述: Video Aspect Ratio Identification Signal Encoder/Decoder
中文描述: 視頻寬高比識(shí)別信號(hào)編碼器/解碼器
文件頁(yè)數(shù): 5/13頁(yè)
文件大?。?/td> 189K
代理商: CXD2131Q
– 5 –
CXD2131Q
Description of Pins and Electrical Characteristics
Analog Section
(V
DD
= 5.0V, V
SS
= 0V, Ta = 25°C)
Pin
No.
Symbol
Equivalent circuit
Description
24
25
AV
DD
AV
SS
24
ISET1
Bias setting pins.
Connect to AV
DD
with 33k
.
25
ISET2
27
VIN11
Chip clamp, sync separation input.
29
VIN21
28
VIN12
Pedestal clamp, data slicer input.
30
VIN22
31
VIN3
Input/output pins for encoder.
ON resistance value between Pins 31 and 32:
max. 350
.
32
26
1
VOUT
27
29
AV
DD
AV
SS
AV
DD
AV
SS
28
30
AV
DD
AV
SS
31
32
AV
DD
AV
SS
AV
DD
AV
SS
AV
DD
AV
SS
Not connected to digital power supply
(Pin 8) inside the IC.
Not connected to digital ground
(Pins 5 and 19) inside the IC.
Analog power supply.
Connect power supply low in noise from the
digital system.
Analog ground.
Connect to same potential as digital ground
(Pins 5 and 19).
clamp voltage
1.5V
clamp voltage
1.5V
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