CDX-C860, CDX-C860RDS - Sony Car Audio Service Manual (repair manual). Page 35

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• IC601 MN1883220Y5A (CDX-C860) (TUNER SYSTEM CONTROL)
IC601 MN1883220Y5E (CDX-C860RDS) (TUNER SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Pin Description
1
A5
O
TIR-IC data read pulse output pin (C860RDS)
2
A4
I
TIR-IC busy output monitor input pin (C860RDS)
3 – 6
A3 – A0
I/O
TIR-IC command input/output pin (C860RDS)
7
VDD
Power supply pin
8
X1
I
Ceramic oscillator connection input pin (8 MHz)
9
X2
O
Ceramic oscillator connection output pin (8 MHz)
10
GND
GND
11
XTI
I
Connect to GND.
12
XTO
O
Not used.
13
X0
Connect to GND.
14
RESET
I
Reset input pin
15
RDSCKI
I
RDS clock input pin (C860RDS)
16
BU IN
I
Back-up detection input pin
17
BUSON
I
Bus interface bus on input pin
18 – 25
D7 – D0
O
Not used.
26
RE
O
Not used.
27
WE
O
Not used.
28, 29
O
Not used.
30
RDSSI
I
RDS data input pin (C860RDS)
31
TIR4/8MIN
I
TIR recording time setting pin (Fixed at “L” (C860), “H” (C860RDS).)
32
AM STIN
I/O
AM STEREO indicator input/output pin (Fixed at “L”.)
33 – 35
Not used.
36, 37
Connect to GND.
38
PLLSI
I
PLL data input pin
39
PLLSO
O
PLL data output pin
40
PLLCKO
O
PLL clock output pin
41
PLLCE
O
PLL chip enable output pin
42
UNIREQ
O
Bus interface request output pin
43
LIKOFF
O
Bus interface link output pin
44
UNICKO
I
Bus interface serial clock-in input pin
45
UNISI
I
Bus interface serial data-in input pin
46
UNISO
I/O
Bus interface serial data-out input/output pin
47
VDD
Power supply pin
48
AVDD
Power supply pin for A/D conversion input.
49
VREF
Reference voltage input pin for A/D conversion input. (+ side)
50
I
Fixed at “L” (C860).
51
I
Fixed at “H” (C860).
52
SRAMRST
I
RAM reset detection input pin (C860)
53
MUTSEL
I
Mute operation select pin (Fixed at “L”.)
54
DSTSEL0
I
Destination select setting pin (Fixed at “L”.)
55
DSTSEL1
I
Destination select setting pin (Fixed at “H” (C860), “L” (C860RDS).)
56
AM VSM
I
AM S-meter voltage detection input pin
57
FM VSM
I
FM S-meter voltage detection input pin
58
VREF
Reference voltage input pin for A/D conversion input. (– side)
59
GND for A/D conversion input.
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