LC78632RE Datasheet, PDF (9/9 Pages) Sanyo Semicon Device – Compact Disk Player DSP

LC78632RE
Continued from preceding page.
Pin No.
Symbol
I/O
Function
51
XV_SS
Crystal oscillator ground. Must be connected to 0 V.
52
X_OUT
O
16.9344 MHz crystal oscillator connections. Use a 33.8688 MHz crystal oscillator for quad-speed playback.
53
X_IN
I
54
XV_DD
Crystal oscillator power supply
55
RV_SS
Right channel ground. Must be connected to 0 V.
56
RCHN
O
Right channel N output
57
RCHP
O
One-bit D/A
converter pins
Right channel P output
58
RV_DD
Right channel power supply
59
MUTER
O
Right channel mute output
60
SBSY
O Subcode block synchronization signal output
61
EFLG
O C1 and C2 error correction state monitor
62
PW
O Subcode P, Q, R, S, T, U, V, and W output
63
SFSY
O Subcode frame synchronization signal output. Falls when the subcode output goes to the standby state.
64
SBCK
I
Subcode readout clock input. This is a Schmitt input. This pin must be connected to 0 V if unused.
65
DOUT
O Digital output
66
FSX
O Outputs a 7.35 kHz synchronization signal generated by dividing the crystal oscillator frequency.
67
WRQ
O Subcode Q output standby output
68
RWC
I
Read/write control input
69
SQOUT
O Subcode Q output
70
COIN
I
Input for commands from the control microprocessor
71
CQCK
I
Command input acquisition clock. Also used as the SQOUT subcode readout clock input. This is a Schmitt input.
72
RES
I
Chip reset input. This pin must be set low temporarily when power is first applied.
73
TESTF
O Test output
74
CONT2
O Output port
75
16M
O 16.9344 MHz output
76
4.2M
O 4.2336 MHz output
77
TEST5
I
Test input. A pull-down resistor is built in. Must be connected to 0 V.
78
CS
I
Chip select input. A pull-down resistor is built in. When control is not used, this pin must be connected to 0 V.
79
DEFI
I
Defect detection signal input. Must be connected to 0 V if unused.
80
VCOC
I
Test input. Must be connected to 0 V.
Note: Of the general-purpose I/O ports, any unused input ports must be connected to 0 V, or set to be output ports.
s No products described or contained herein are intended for use in surgical implants, life-support systems, aerospace
equipment, nuclear power control systems, vehicles, disaster/crime-prevention equipment and the like, the failure of
which may directly or indirectly cause injury, death or property loss.
s Anyone purchasing any products described or contained herein for an above-mentioned use shall:
ΠAccept full responsibility and indemnify and defend SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and
distributors and all their officers and employees, jointly and severally, against any and all claims and litigation and all
damages, cost and expenses associated with such use:
 Not impose any responsibility for any fault or negligence which may be cited in any such claim or litigation on
SANYO ELECTRIC CO., LTD., its affiliates, subsidiaries and distributors or any of their officers and employees
jointly or severally.
s Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for
volume production. SANYO believes information herein is accurate and reliable, but no guarantees are made or implied
regarding its use or any infringements of intellectual property rights or other rights of third parties.
This catalog provide information as of December, 1997. Specifications and information herein are subject to
change without notice.
No. 5826-9/9