Philips Semiconductors
Product specification
Multimedia bridge, high performance
Scaler and PCI circuit (SPCI)
SAA7146A
SYMBOL
VSSD5
PIN
STATUS
DESCRIPTION
39
40
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
78
P
I/O
I/O
I/O
I/O
P
digital ground 5
AD PCI31
AD PCI30
AD PCI29
AD PCI28
VDDD6
bidirectional PCI multiplexed address/data bit 31
bidirectional PCI multiplexed address/data bit 30
bidirectional PCI multiplexed address/data bit 29
bidirectional PCI multiplexed address/data bit 28
digital supply voltage 6 (3.3 V)
n.c.
−
reserved pin; not connected internally
digital ground 6
VSSD6
P
AD PCI27
AD PCI26
AD PCI25
AD PCI24
VDDD7
I/O
I/O
I/O
I/O
P
bidirectional PCI multiplexed address/data bit 27
bidirectional PCI multiplexed address/data bit 26
bidirectional PCI multiplexed address/data bit 25
bidirectional PCI multiplexed address/data bit 24
digital supply voltage 7 (3.3 V)
n.c.
−
reserved pin; do not connect
n.c.
−
reserved pin; not connected internally
digital ground 7
VSSD7
P
C/BE# [3]
IDSEL
I/O
I
bidirectional PCI multiplexed bus command and byte enable 3 (active LOW)
PCI initialization device select input signal
bidirectional PCI multiplexed address/data bit 23
bidirectional PCI multiplexed address/data bit 22
bidirectional PCI multiplexed address/data bit 21
bidirectional PCI multiplexed address/data bit 20
reserved pin; do not connect
AD PCI23
AD PCI22
AD PCI21
AD PCI20
n.c.
I/O
I/O
I/O
I/O
−
n.c.
−
reserved pin; not connected internally
VSSD8
P
digital ground 8
AD PCI19
AD PCI18
AD PCI17
AD PCI16
VDDD8
I/O
I/O
I/O
I/O
P
bidirectional PCI multiplexed address/data bit 19
bidirectional PCI multiplexed address/data bit 18
bidirectional PCI multiplexed address/data bit 17
bidirectional PCI multiplexed address/data bit 16
digital supply voltage 8 (3.3 V)
n.c.
−
reserved pin; do not connect
VSSD9
P
digital ground 9
C/BE# [2]
FRAME#
IRDY#
I/O
I/O
I/O
I/O
P
bidirectional PCI multiplexed bus command and byte enable 2 (active LOW)
bidirectional PCI cycle frame signal (active LOW)
bidirectional PCI initiator ready signal (active LOW)
bidirectional PCI target ready signal (active LOW)
digital supply voltage 9 (3.3 V)
TRDY#
VDDD9
n.c.
−
reserved pin; do not connect
VSSD10
P
digital ground 10
DEVSEL#
I/O
bidirectional PCI device select signal (active LOW)
1998 Apr 09
12
NXP [ NXP ]
