— 28 —
Pin No.
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
I/O
O
I
O
O
O
O
O
O
O
O
O
O
I
I
O
O
I
O
—
I
I
—
I
O
I
—
—
—
—
—
Description
MOTOR control terminal.
TAPE detect terminal. (L: ON, H: OFF)
REC circuit control output.
Terminal for controlling AVLS (when ON=H).
Tone control terminal (L: normal, Hi-imp: MEGA BASS).
Revive control terminal.
Tone control terminal (L: GRV, H: MB).
AMP control output (H: AMP ON).
Terminal for controlling DOLBY circuit (L: OFF, Hi-imp: ON).
PL control terminal.
DDC control terminal (L: OFF, Hi-imp: ON).
RADIO system control terminal (L: RADIO ON).
TEST terminal (Normal operation at L or NC).
IF input.
TUNER sensitivity select terminal (H: LOCAL, L: DX).
Phase comparator output.
External interrupt terminal (Interrupt by key input).
FM MONO/STEREO select terminal (H: MONO, L: ST).
Power supply Ground terminal.
FM local oscillator input.
AM local oscillator input.
Power supply voltage.
RESET terminal (H during operation).
Terminal to which external oscillator is connected.
Terminal to which external capacitor is connected to stabilize crystal oscillator power supply.
Terminal to step-up power supply voltage for LCD drive. (3V)
Terminal to step-up power supply voltage for LCD drive.
Terminal for 1.5V constant voltage power supply of LCD drive.
Pin Name
MOTOR DIR
TAPE
REC CTL
AVLS CTL
BST CTL
RV CTL
MB/GRV CTL
AMP CTL
DOLBY CTL
PM CTL
DDC2 CTL
RADIO CTL
TEST
IF IN
LOCAL/DX
DO
WAKE UP
MONO/ST
GND
FM IN
AM IN
VDD
RESET
XOUT
XIN
VXT
VLCD
C1
C2
VEE
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9
9
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9
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6
7
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