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SAA7385 Datasheet, PDF (7/64 Pages) NXP Semiconductors – Error correction and host interface IC for CD-ROM SEQUOIA
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Philips Semiconductors
Error correction and host interface IC for
CD-ROM (SEQUOIA)
Preliminary specification
SAA7385
SYMBOL
LA1
LA2
LA3
VDD4
LA4
LA5
LA6
LA7
VSS7
A8
A9
A10
A11
A12
A13
A14
A15
PSEN
VSS8
IO
REQ
CD
SEL
VSS9
MSG
ACK
BSY
VSS10
ATN
VDD5
SDP
SD7
SD6
SD5
VSS11
SD4
SD3
SD2
SD1
SD0
VSS12
1996 Jun 19
PIN I/O
52
O
53
O
54
O
55
−
56
O
57
O
58
O
59
O
60
−
61
O
62
O
63
O
64
O
65
O
66
O
67
O
68
O
69
O
70
−
71 I/O
72 I/O
73 I/O
74 I/O
75
−
76 I/O
77 I/O
78 I/O
79
−
80 I/O
81
−
82 I/O
83 I/O
84 I/O
85 I/O
86
−
87 I/O
88 I/O
89 I/O
90 I/O
91 I/O
92
−
PAD
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
−
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
−
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS S2, PU25
CMOS 2, PU25
−
SCSI
SCSI
SCSI
SCSI
−
SCSI
SCSI
SCSI
−
SCSI
−
SCSI
SCSI
SCSI
SCSI
−
SCSI
SCSI
SCSI
SCSI
SCSI
−
DESCRIPTION
EPROM latched lower address; bit LA1
EPROM latched lower address; bit LA2
EPROM latched lower address; bit LA3
power supply 4
EPROM latched lower address; bit LA4
EPROM latched lower address; bit LA5
EPROM latched lower address; bit LA6
EPROM latched lower address; bit LA7
ground 7
EPROM upper address; bit A8
EPROM upper address; bit A9
EPROM upper address; bit A10
EPROM upper address; bit A11
EPROM upper address; bit A12
EPROM upper address; bit A13
EPROM upper address; bit A14
EPROM upper address; bit A15
program store enable; active LOW
ground 8
SCSI phase signal, active LOW
SCSI request, active LOW
SCSI phase signal, active LOW
SCSI select, active LOW
ground 9
SCSI phase signal, active LOW
SCSI acknowledge, active LOW
SCSI busy, active LOW
ground 10
output in initiator mode; input in target mode, active LOW
power supply 5
SCSI parity, active LOW
SCSI data bus; bit SD7
SCSI data bus; bit SD6
SCSI data bus; bit SD5
ground 11
SCSI data bus; bit SD4
SCSI data bus; bit SD3
SCSI data bus; bit SD2
SCSI data bus; bit SD1
SCSI data bus; bit SD0
ground 12
7
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