Aiwa XR-EC10 Service Manual page 65

IC DESCRIPTION -1/2 (IC, LC78646E) -2/2
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Pin No. Pin Name
41 LVDD
42 LCHO
43 LVSS
44 RVSS
45 RCHO
46 RVDD
47 XVDD
48 XOUT
49 XIN
50 FSX/16MIN
51 XVSS
52 C2F
53 EFLG
54 16MOUT
55 ASLRCK
56 ASDACK
57 ASDFIN
58 LRSY
59 DATACK
TE
60 DATA
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61 CE
62 CL
63 DI
64 DO
65 WRQ
66 RES
67 DRF
68 VDD5
69 VSS
70 ~ 72 CONT3 ~ CONT1
73 PDO1
74 PDO2
75 VVSS
76 PCKIST
77 VVDD
78 FR
79 LDS
80 LDD
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I/O
– Left channel power supply pin.
O Left channel output pin.
– Left channel ground pin. (Connected to 0V)
– Right channel ground pin. (Connected to 0V)
O Right channel output pin.
– Right channel power supply pin.
– Crystal oscillator power supply pin.
O
Connections for a 16.9344MHz crystal oscillator pin.
I
I/O 7.35kHz synchronization signal output pin / DF, DAC external clock input pin. (Not used)
– Crystal oscillator ground pin. (Connected to 0V)
O C2 flag output pin. (Not used)
O C1, C2 error correction monitor pin. (Not used)
O 16.9344MHz output pin. (Not used)
I Left/Right clock input pin during anti-shock mode. (Connected to 0V)
I Bit clock input pin during anti-shock mode. (Connected to 0V)
I Left/Right channel data input pin during anti-shock mode. (Connected to 0V)
O Left/Right clock output pin. (Not used)
O Bit clock output pin. (Not used)
O Left/Right channel data output pin. (Not used)
I Chip enable signal input pin.
I Data transfer clock input pin.
I Data input pin.
O Data output pin. (Nch open drain output)
O Interruption signal output pin.
I Reset input pin. This pin must be set low briefly after power is first applied.
O Focus ON detect pin.
– Microprocessor interface power supply pin.
– Digital ground pin. (Connected to 0V)
I/O General purpose input/output pin 3 ~ 1.
O Phase comparison output pin 1 to control built-in VCO.
O Phase comparison output pin 2 to control built-in VCO.
– Built-in VCO ground pin. (Connected to 0V)
I Resistor connection pin to set current for PDO1 and PDO2 outputs.
– Built-in VCO power supply pin.
I Resistor connection pin to set the frequency range of built-in VCO.
I Laser power detection signal input pin.
O Laser power control signal output pin.
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Description
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