lc895125q Sanyo Semiconductor Corporation, lc895125q Datasheet - Page 6
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lc895125q
Manufacturer Part Number
lc895125q
Description
Cd-rom Driver With On-chip Scsi Interface And Subcode Functions
Manufacturer
Sanyo Semiconductor Corporation
Datasheet
1.LC895125Q.pdf
(11 pages)
Continued from preceding page.
Note: 1. NC pins must be left open. Do not connect any signal to these pins.
Pin No.
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
2. Pin names that start with Z are negative-logic signals.
3. V
4. Applications that use DRAM must insert resistors in the CAS and RAS lines, connect capacitors between these lines and ground, and take any
5. Since these circuits include buffers that sink 48 mA, adequate noise prevention measures must be applied.
other measures necessary to prevent undershoot in the DRAM related circuits.
SS0
is the logic system ground and V
Symbol
SDATA
ZRAS0
ZRAS1
ZCAS0
ZCAS1
WFCK
SCOR
ZUWE
C2PO
EXCK
SBSO
ZLWE
LRCK
V
MCK
V
V
V
BCK
ZOE
V
RA0
RA1
RA2
RA3
RA4
SS0
SS0
SS0
SS0
DD
Type
NC
NC
O
O
O
O
O
O
O
O
O
O
O
O
O
O
P
P
P
P
P
I
I
I
I
I
I
I
CD DSP interface
Outputs the XTALCK0 frequency, or that frequency divided by 2.
Subcode I/O
Subcode I/O
Buffer RAM RAS signal output pin 0 (Normally, pin 0 is used)
Buffer RAM RAS signal output pin 1
Buffer RAM CAS signal output pin 0 (Normally, pin 0 is used)
Buffer RAM CAS signal output pin 1
Buffer RAM output enable
Buffer RAM upper write enable
Buffer RAM lower write enable
Buffer RAM address signal outputs
SS1
is the SCSI interface ground.
Type: I: Input pin, O: Output pin, B: Bidirectional pin, P: Power supply pin, NC: No connection pin
LC895125Q, 895125W
Function
No. 5241-6/11