參數(shù)資料
型號: XA1619
廠商: Sony Corporation
英文描述: FM/AM Radio
中文描述: 調(diào)頻/調(diào)幅收音機
文件頁數(shù): 3/11頁
文件大?。?/td> 198K
代理商: XA1619
—3—
CXA1619BM/BS
Standard Circuit Design Data
(The pin numbers in the parenthesis are for CXA1619BS.)
Voltage (V)
V
CC
=3 V V
CC
=6 V
FM AM FM AM
No.
Symbol
Equivalent circuit
Description
1
(1, 2)
2 (3)
3 (4)
27 (28)
4 (5)
5 (6)
6 (7)
8 (9)
7 (8)
GND
FM DISCRI
NF
AF OUT
VOL CONT
AM OSC
AFC
REG OUT
FM OSC
0
0
0
0
2.18 2.70 4.88 5.43
1.5 1.5 3.0 3.0
1.5 1.5 3.0 3.0
1.25 1.25 1.25 1.25
1.25 1.25 1.25 1.25
1.25
1.25
1.25 1.25 1.25 1.25
1.25 1.25 1.25 1.25
2
1k
1.2k
3
27
V
CC
GND
×
100
×
100
4
GND
20k
80k
5
3.6k
6
8
1.25V
(REG)
7
Phase-shift circuit Connect
ceramic discriminator
Negative feedback pin
Power amplifier output pin
Connect variable resistor for
electronic volume control.
AM local oscillation circuit
AFC variable capacitor pin
Regulator pin 1.25 V (Typ.)
FM local oscillation circuit
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