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IC DESCRIPTION -3/3 (LC876748A-5Z76) -2/2
Pin No.
Pin Name
70
I-ECO OFF
71
NC
72
VDD4
73-80
NC
81
TU-OUT
82-84
NC
85
O-PLL DATA
86
O-PLL CLK
87
O-CD RW2
88
O-STBY
89
VSS2
90
VDD2
91
I-ENC VOL A
92
I-ENC VOL B
93
I-CD OPEN SW
94
I-CD CLOSE SW
95
O-CD OPEN
96
O-CD CLOSE
97
O-CD CE
98
O-FUNC DATA
99
O-FUNC CLK
100
O-L MUTE
I/O
I
Initial ECO ON/OFF.
No use.
Power supply input (5V).
No use.
O
TEST MODE FREQENCY OUT.
No use.
O
PLL IC control data output.
O
PLL IC control clock output.
O
CD RW ON/OFF control output.
O
Stanby LED ON/OFF control output.
GND.
Power supply input (5V).
I
Rotary encorder VOLUME input A.
I
Rotary encorder VOLUME input B.
I
CD open switch input.
I
CD close switch input.
O
CD tray open control output.
O
CD tray close control output.
O
CD IC control chip enable output.
O
FUNCTION IC control data output.
O
FUNCTION IC control clock output.
O
Line mute ON/OFF control output.
Description
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