PACE1753
TERMINAL CONNECTIONS
Case Outlines: Leaded Chip Carrier with unformed leads (Case U) and Leaded Chip Carrier with Gull-
Wing Leads (Case Y)
Terminal
Number
Terminal
Symbol
Terminal
Number
Terminal
Symbol
Terminal
Number
Terminal
Symbol
1
2
GND
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
IB
IB
IB
IB
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
AS
AS
12
13
14
15
1
0
EDC
EDC
EDC
0
1
2
3
BUS REQ
2
1
4
AK
AK
3
2
5
RESET
MEM PRT ERR
MEM PAR ERR
EXT ADR ERR
RAM DIS
6
EDC
EDC
EDC
BUS GNT
3
4
5
7
AK
AK
1
8
0
9
BUS GNT
SING ERR
DMA ACK
CLK
2
10
11
12
13
14
15
16
17
18
19
20
21
IB
0
IB
1
IB
2
IB
3
IB
4
IB
5
IB
6
IB
7
STRBA
STRBD
BUS REQ
EX RDY
GND
V
CC
0
EXT ADR
EXT ADR
EXT ADR
EXT ADR
EXT ADR
EXT ADR
EXT ADR
EXT ADR
GND
0
1
2
3
4
5
6
7
WR PROT/PROT FLAG
R/W
D/I
M/IO
RDYA
BUS REQ
3
3
IB
IB
BUS GNT
8
0
BUS LOCK
9
BUS GNT
BUS REQ
1
22
23
IB
IB
45
46
AS
AS
V
CC
10
11
3
2
Do c um e nt # MICRO-4 REV D
Pa g e 6 o f 21
PYRAMID [ PYRAMID SEMICONDUCTOR CORPORATION ]
