LC895925
Continued from preceding page.
Type: I: Input pin, O: Output pin, B: Bidirectional pin, P: Power supply pin, N: No connection pin
Pin Number
90
91
92
93
94
95
96
97
98
99
100
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
Pin Name
VDD
DB6
VDD
VSS
DB7
DBP
VDD
VSS
ATN
BSY
VDD
VSS
ACK
RST
VDD
VSS
MSG
SEL
VDD
C/D
VDD
REQ
I/O
VSS
X1EN
RESET
VDD
DATACKO
PSUBSYNC
EXTACK
VDD
VSS
SUBSYNC
FRCK
FRCK
EFM
EFMGATE0
EFMGATE1
EFMGATE2
EFMGATE3
TEST5
VSS
TEST6
Type
Description
P
B SCSI pins
P
P
B
SCSI pins
B
P
P
B
SCSI pins
B
P
P
B
SCSI pins
B
P
P
B
SCSI pins
B
P
B SCSI pins
P
B
SCSI pins
B
P
I Pin for selecting SCSI interface clock (XTALCK0 or XTALCK1)
I RESET pin
P
O 4.3218-MHz (Normal Speed) oscillator output pin
O Pseudo subcode synchronization output pin
O ATIP synchronization interval acknowledgment output pin
P
P
O Subcode synchronization signal output pin
O EFM frame synchronization signal output pin
O EFM output gate signal output pin
O EFM signal output pin
O
O
EFM pulse width detection gate signals
O
O
I Test pin (connect to VSS)
P
I Test pin (connect to VSS)
Continued on next page.
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