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– 16 –
Pin No.
Pin name
I/O
Description
71
TU-CE
O
PLL IC chip enable output.
72
VDD
–
Power supply terminal (B+ 3.3V)
73
TX
O
Sub System clock oscillator output (32.768kHz).
74
TEX
I
Sub System clock oscillator input (32.768kHz).
75
NC
–
Not used (OPEN).
–––––
76
CD
O
Function output for CD.
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77
KEY-CHK
O
Key operation enable output.
78
E. C
–
Connect to ADJ (4 pin).
79
R-COUNT
I
PLL IC data input.
80
SENS 2
I
CD SENS 2 input.