__________
I-STOP
COM0-COM3
I-INIT
______
I-AC/DC
VSS3
VDD3
O-NC
O-TUCE
O-CD-ON
_____________
O-TU-ON
__________
O-RMT
________ _____
O-REC/PB
O-MUTE
O-PCONT
__________
O-BIAS
O-NC
Pin No.
Pin Name
I/O
Description
82
83-86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I
O
I
O
—
—
O
O
O
O
O
O
O
O
O
O
Tape stop input.
LCD common output.
Initial setting input.
Beat selector output. “H” during selection. CMOS output .
GND.
5V.
Not used.
Tuner chip enable output. CMOS output .
“H” output during CD function. CMOS output.
“H” output during TU function. Open drain output.
REC mute output. “H” during mute. Open drain output.
REC/PB select output. “H” during PB. Open drain output.
Mute output. “H” during mute. Open drain output.
Power control output. “H” at ON. CMOS output.
REC bias ON/OFF output. “H” at ON. Open drain output.
Not used.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16, 17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
39-55
56
57
58-79
80
81
IC, LC867240A-5P33
IC DESCRIPTION
O-SCONTM
O-SCONTL
O-DATA
___________
I-TUNE/IFC
O-TUCL
O-COIN
I-SQOUT
___________
O-CQCK
O-RWC
_______________
O-CLKSFT
I-TMBASE
____________
I-RESET
XT1
XT2
VSS1
CF1, CF2
VDD1
I-KEY0
I-KEY1
I-RDSIG
I-WRQ
I-DRF
I-DOOR
I-PUIN
I-SWTAPE
________________
I-STEREO
I-RDCL
________
S9-S25
VDD2
VSS2
S26-S47
I-CLKDSP
I-AS
O
O
O
I
O
O
I
O
O
O
I
I
I
O
—
I/O
—
I
I
I
I
I
I
I
I
I
I
O
—
—
O
I
I
M62439SP control. open drain output.
Tuner control. CMOS output.
Tuner control.
Tuner control. CMOS output.
CD control. open drain output.
CD control.
CD control. open drain output.
Clock shift output. “L” during shift. open drain output.
8 Hz time base input.
Reset input.
Input pin.
Output pin for 32.768kHz crystal oscillation.
GND.
Main clock input/output 5.76 MHz.
+5V.
KEY0 A/D input.
KEY1 A/D input.
RDS signal level input. (A/D input)
CD control.
CD door SW detection SW input. “L” at CLOSE.
CD pick-up detection SW input. “L” at ON.
Tape detection SW input. (A/D input)
Monaural/stereo indication selector input. “L” at stereo.
RDS clock input.
Remote control input. (fall-down edge interrupt input)
Hold mode detection. “L” at hold mode.
Tape REC detection input. “H” at REC.
Tape PLAY detection input. “H” at PLAY.
Mechanism deck motor ON/OFF output. “H” at ON. CMOS output.
Mechanism deck plunger solenoid ON/OFF output. “H” at ON. CMOS output .
LCD SEG terminal Initial setting output. (S10 to S16)
+5V.
GND.
LCD SEG terminal .
Watch indication select input “L”: 12H. “H”: 24H.
Auto stop. counter input .
Pin No.
Pin Name
I/O
Description
42
41
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
