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IC DESCRIPTION-2/3 (LC78622NE)-2/2
Pin No.
Pin Name
43
XVDD
44
XOUT
45
XIN
46
XVSS
47
SBSY
48
EFLG
49
PW
50
SFSY
51
SBCK
52
FSX
53
WRQ
54
RWC
55
SQOUT
56
COIN
57
CQCK
58
RES
59
T11
60
16M
61
4.2M
62
T5
63
CS
64
T1
I/O
—
Crystal oscillator power supply pin.
O
Pin to which external 16.9344 MHz crystal oscillator is connected.
I
—
Crystal oscillator GND pin. Be sure to connect to 0V.
O
Subcode block sync signal output pin. (Not connected)
O
C1, C2, single and dual correction monitoring pin. (Not connected)
O
Subcode P, Q, R, S, T, U and W output pin. (Not connected)
Subcode frame sync signal output pin. Falls down when subcode enters standby. (Not
O
connected)
I
Subcode read clock input pin. Schmidt input. (Be sure to connected to 0V when not in use.)
Pin outputting the 7.35 kHz sync signal which is generated by dividing frequency of crystal
O
oscillator. (Not connected)
O
Subcode Q output standby output pin.
I
Read/write control input pin. Schmidt input.
O
Subcode Q output pin.
I
Command input pin from microprocessor.
I
Command input read clock or subcode read input clock from SQOUT pin
I
LC78622 reset input pin. Set this pin to L once when the main power is turned on.
O
Test signal output pin. Use this pin as open (normally L output). (Not connected)
O
16.9344 MHz output pin. (Not connected)
O
4.2336 MHz output pin.
I
Test signal input pin with built-in pull-down resistor. Be sure to connect to 0V.
Chip select signal input pin with built-in pull-down resistor. Be sure to connect to 0V while it is
I
not controlling.
I
Test signal input pin without built-in pull-down resistor. Be sure to connect to 0V.
Description
-32-
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