參數(shù)資料
型號(hào): LA72680M
廠商: SANYO SEMICONDUCTOR CO LTD
元件分類: 消費(fèi)家電
英文描述: SPECIALTY CONSUMER CIRCUIT, PQFP80
封裝: 14 X 14 MM, QFP-80
文件頁數(shù): 2/21頁
文件大小: 323K
代理商: LA72680M
LA72680M
No.7955-10/21
Continued from preceding page.
DC voltage
Pin
No.
Pin Function Name
AC level
Function
Equivalent circuit
24
27
HEAD AMP input
terminal
(Hch)
HEAD AMP input
terminal
(Lch)
DC
PB; 2.0V
REC; 4.1V
HEAD AMP inputs (CH1 and CH2) is PB
mode.
REC-
ON
4.5mA
PB-ON
26
REC CURRENT AMP
output terminal
CURRENT AMP output in REC mode.
Common input terminal in PB mode.
VCC5V
8.3
REC-ON
PB-ON
28
CURRENT AMP
ADJUST terminal
DC; 2.4V
Terminal for adjusting the recording current.
400
2.7k
Pin28
500
A
29
ALC detection terminal
This is ALC detector terminal.
ALC becomes through switch when Pin29
pull up VCC.
1k
1k
1k
2k
2.5V
30
HiFi/NORMAL
detection terminal
This terminal is for detecting
demodulation noise and output which has
passed through the primary
HPF(fc=140kHz).
300k
200
39k
4.7
F
Pin30
Continued on next page.
相關(guān)PDF資料
PDF描述
LA72700V SPECIALTY CONSUMER CIRCUIT, PDSO36
LA72700V SPECIALTY CONSUMER CIRCUIT, PDSO36
LA72702NV SPECIALTY CONSUMER CIRCUIT, PDSO24
LA72702NV SPECIALTY CONSUMER CIRCUIT, PDSO24
LA72702VA SPECIALTY CONSUMER CIRCUIT, PDSO24
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LA72680M-MPB-E 制造商:ON Semiconductor 功能描述: 制造商:Sony Semiconductor Solutions Division 功能描述:
LA7270 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:VHS VTR Playback Head Amplifier Recording Amplifier
LA72700 制造商:Contact Us 功能描述:
LA72700V 制造商:SANYO 制造商全稱:Sanyo Semicon Device 功能描述:US MTS (Multi Channel Television Sound) Decoder
LA72700V-MPB-E 制造商:ON Semiconductor 功能描述:VIDEO ICS - Ammo Pack