鈥?/div>
Small number of peripheral components
PACKAGE
30-pin mini-DIP
T
A
= -10擄...+70擄 C
BLOCK DIAGRAM
30
29
28
27
26
25
24
23
22
21
20
19
18
17
16
VCO
MULTIPLEX
REGULATOR
1/2
COUNTER
PD1
PD2
FM FE
REGULATOR
MUTING
AUTO
BLEND
DC
AMP
BU
AMP
DETUNE
MUTING
CONTROL
11
12
AM FE
FM IF
DISCRI
AM IF
DET
TUNING IND
DECODE
AMP
M/ST
SW
DC
AMP
BU
AMP
RIPPLE
FILTER
DC
AMP
9
10
1
2
3
4
5
6
7
8
13
14
15
Note:
VCO - voltage controlled oscillator,
REGULATOR - reference voltage source,
MULTIPLEX REGULATOR - reference voltage source for stereodecoder,
FM FE - heterodyne oscillator, high frequency amplifier and FM path mixer,
AM FE - heterodyne oscillator, high frequency amplifier and AM path mixer,
FM IF DISCRI - intermediate frequency amplifier and FM path demodulator,
AM IF DET - intermediate frequency amplifier and AM path detector ,
TUNING IND - tuning indicator driver,
DETUNE MUTING CONTROL - muting control block,
DC AMP - DC amplifier,
BU AMP - buffer amplifier,
M/ST SW - 鈥淢ONO鈥?鈥漇TEREO鈥?switch,
DECODE AMP - decoder and LF signal amplifier,
1