SAA7380GP Philips Semiconductors, SAA7380GP Datasheet - Page 6

• Manufacturer Part Number: SAA7380GP
• Description: Error correction and host interface IC for CD-ROM ELM
• Manufacturer: Philips Semiconductors

Philips Semiconductors
1996 Apr 25
DGND4
CS1/HEN
HWR
HRD
DMACK
IORDY/WAIT/HFBLB
SCRST/STEN
DMARQ/DTEN
IRQ/EOP/HFBC
V
HD0
HD1
HD2
HD3
HD4
HD5
HD6
HD7
DGND5
HD8
HD9
HD10
HD11
HD12
HD13
HD14
HD15
DGND6
DA0/CMD
DA1
DA2/EJECT
CS2/SELRQ
IOCS16
V
RA0
RA1
RA2
DDD2
DDD2
Error correction and host interface IC for
CD-ROM (ELM)
SYMBOL
PIN
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
digital ground 4
host interface enable input (active LOW)
host interface write enable input (active LOW)
host interface read enable input (active LOW)
DMA acknowledge input
host interface wait output (active LOW); 3-state control
host interface status enable output ATAPI sub-CPU reset signal
(active LOW)
ATAPI DMA request host interface data enable output (active LOW);
3-state control
host interface end of process flag output ATAPI host interrupt request
(active LOW); 3-state control
digital supply voltage 2 (5 V)
host interface data bus input/output line 0
host interface database input/output line 1
host interface database input/output line 2
host interface data bus input/output line 3
host interface data bus input/output line 4
host interface data bus input/output line 5
host interface data bus input/output line 6
host interface data bus input/output line 7
digital ground 5
host interface data bus input/output line 8
host interface data bus input/output line 9
host interface data bus input/output line 10
host interface data bus input/output line 11
host interface data bus input/output line 12
host interface data bus input/output line 13
host interface data bus input/output line 14
host interface data bus input/output line 15
digital ground 6
host interface data input (active LOW)/command select input host interface
address line 0
ATAPI address line input 1
ATAPI address line input 2
ATAPI chip select input 2
ATAPI 16-bit data select output
digital supply voltage 2 (5 V)
buffer RAM address bus output line 0
buffer RAM address bus output line 1
buffer RAM address bus output line 2
6
DESCRIPTION
Preliminary specification
SAA7380