參數(shù)資料
型號(hào): CXA1702AR
廠商: Sony Corporation
英文描述: 4-channel REC/PB Amplifier for 8 mm VCR
中文描述: 4通道承包/鉛為8毫米放大器錄像機(jī)
文件頁數(shù): 9/24頁
文件大小: 550K
代理商: CXA1702AR
—9—
CXA1702AR
52
VREG
4.15V
53 VPPCMIN
2.45V
200mVp-p
(recording
PCM
signal)
input
54 RECPCM
2.4V
200mVp-p
(recording
PCM
signal)
output
55 VPVTRIN
2.45V
200mVp-p Same as for Pin 53.
(recording
Y signal)
input
56
RECVTR
2.4V
200mVp-p
(recording
Y signal)
output
57
GND
0V
Output pin for 4.15 V regulator.
Connect decoupling capacitance
between this pin and GND. Up to
0.5 mA current can be led outside
IC.
VPSW input pin for recording
PCM path. Input Pin 54
(RECPCM) signal after cutting
DC component with external
capacitance.
Output pin for recording PCM
path. Outputs signal obtained by
mixing recording PCM signal and
recording ATF signal.
VPSW input pin for recording
video path. Input Pin 56
(RECVTR) signal after cutting DC
component
with
capacitance.
Output pin for recording video
path. Outputs signal obtained by
mixing recording Y signal,
recording
chroma
recording AFM signal and
recording ATF signal.
external
signal,
GND pin for main blocks
excluding recording and head
amplifiers.
Pin
No.
Symbol
Pin voltage
DC
Equivalent circuit
Description
AC
52
53
140
50K
2.45V
40μ
20μ
54
8K
25μ
220μ
180μ
56
8K
40μ
220μ
300μ
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