79
Pin No.
Pin Name
I/O
Description
74
VCC
—
Power supply terminal (+3.5V)
75
A18
O
Address signal output to the flash ROM (IC802)
76
VSS
—
Ground terminal
77 to 85
A17 to A9
O
Address signal output to the flash ROM (IC802)
86
SEL3
I
Not used (open)
87
SEL2
I
Model setting input terminal (fixed at “L” in this set)
88, 89
SEL1, SEL0
I
Destination setting terminal (fixed at “L” in this set)
90
WP
O
Writing protect signal output to the flash ROM (IC802)
91
VCC
—
Power supply terminal (+3.5V)
92
A8
O
Address signal output to the flash ROM (IC802)
93
VSS
—
Ground terminal
94 to 100
A7 to A1
O
Address signal output to the flash ROM (IC802)
101
XLB (A0)
—
Not used (open)
102 to 113
D15 to D4
I/O
Two-way data bus with the flash ROM (IC802)
114
CLIP SEL
O
Not used (open)
115
I2CBUSY
I/O
Not used (open)
116
SPDIF LOCK
I
Lock signal input from the D/A converter (IC300)
117
LINE MUTE
O
Audio line muting on/off control signal output
118
ADRESET
O
Not used (open)
119 to 122
D3 to D0
I/O
Two-way data bus with the flash ROM (IC802)
123
SPDIF MUTE
O
MD/CD digital input control signal output to the MD/CD selector (IC307)
124 NC
O
Not used (open)
125
TEST 2
I
Input terminal for the test Not used (open)
126
TEST 3
I
Input terminal for the test Not used (open)
127
TEST 4
I
Input terminal for the test Not used (open)
128, 129
NC
—
Not used (open)
130
VSS
—
Ground terminal
131
NC
O
Not used (open)
132
VCC
—
Power supply terminal (+3.5V)
133
IOP
I
Optical pick-up voltage input from the automatic power control circuit
134 to 139
NC
O
Not used (open)
140
AVSS
—
Ground terminal (for analog system )
141
NC
O
Not used (open)
142
VREF
I
Reference voltage (+3.5V) input terminal (for A/D converter)
143
AVCC
—
Power supply terminal (+3.5V) (for analog system )
144
NC
O
Not used (open)
