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參數(shù)資料
| 型號(hào)： | KB22688 |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | TV Sound MPX for Two Carrier System(載波系統(tǒng)的電視聲音多路轉(zhuǎn)換器) |
| 中文描述： | 電視聲音盈豐雙載波系統(tǒng)（載波系統(tǒng)的電視聲音多路轉(zhuǎn)換器） |
| 文件頁數(shù)： | 7/22頁 |
| 文件大?。?/td> | 140K |
| 代理商： | KB22688 |
KB22688 TV SOUND MPS FOR TWO CARRIER SYSTEM
INTERNAL PIN DESCRIPTION
Equivalent Circuit
Description
Function
Symbol
Pin No
FM DET
Output
S1O,
S2O
10, 12
FM DET output pin
Connedted with a
De-emphasis circuit
Input pin of current
control amplifier (CCA).
FM detected output
signal is added to this pin
FM detected
signal Input
pin
S1I
S2I
11, 13
AGC detect pin is
grounded through a capacitor.
If the signal level is over
the predetermined value,
this terminal’ s voltage will
be raisen. AGC function
can be deactivated by
connect this terminal to
GND.
AGC
DET PIN
AGC
14
Audio output signal is
provided from this
terminal
MATRIX
Output pin
LO, RO
15, 18
S1O
(S2O)
S1I
(S2I)
AGC
LO
(RO)
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