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零件编号
产品描述 (功能)
CXA1991N 查看數據表(PDF) - Sony Semiconductor
零件编号
产品描述 (功能)
生产厂家
CXA1991N
FM Pager/FM Multiplex Tuner
Sony Semiconductor
CXA1991N Datasheet PDF : 12 Pages
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Pin
Pin voltage (V)
Symbol
No.
FM AM
8 BS
Equivalent circuit
160k
8
550k
CXA1991N
Description
Controls battery save via
microcomputer.
High = Active, Low = Save
10 AFC
1.0 0.7
10
200k
13 FM OSC 1.1 1.1
AFC varicap pin.
REG
13
FM local oscillation circuit.
11 TUNE
1.1 1.1
11
REG
12 AM OSC 1.1 1.1
12
V
CC
AM/FM tuning indicator drive
circuit.
AM local oscillation circuit.
14 REG
1.1 1.1
V
CC
14
Regulator output pin.
—3—
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