LC895125W Sanyo, LC895125W Datasheet - Page 9

• Manufacturer Part Number: LC895125W
• Description: CD-ROM Driver with On-Chip SCSI Interface and Subcode Functions
• Manufacturer: Sanyo

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
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
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
V
V
V
V
V
V
MCK
V
V
V
V
REQ
BCK
ZOE
SEL
V
V
V
RA0
RA1
RA2
RA3
RA4
V
C/D
I/O
SS1
SS1
SS0
SS0
SS0
SS0
SS0
SS0
SS0
SS0
SS0
DD
DD
DD
DD
Type
NC
NC
NC
NC
O
O
O
O
O
O
O
O
O
O
O
O
O
O
B
B
P
B
B
P
P
P
P
P
P
P
P
P
P
P
P
P
P
I
I
I
I
I
I
I
SCSI connection
SCSI connection
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. 5241-9/11