Pin Numbers & Functions
68 Pins — Dual-Cavity CQFP
Pin #
1
Function
GND
FCE1
A5
Pin #
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
Function
GND
SI/O8
SI/O9
SI/O10
SI/O11
SI/O12
SI/O13
SI/O14
SI/O15
Vcc
Pin #
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
Function
OE
Pin #
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
Function
GND
FI/O7
FI/O6
FI/O5
FI/O4
FI/O3
FI/O2
FI/O1
FI/O0
VCC
2
SCE2
A17
3
4
A4
SWE2
FWE1
FWE2
A18
5
A3
6
A2
7
A1
8
A0
NC
9
NC
NC
10
11
12
13
14
15
16
17
SI/O0
SI/O1
SI/O2
SI/O3
SI/O4
SI/O5
SI/O6
SI/O7
FI/O15
FI/O14
FI/O13
FI/O12
FI/O11
FI/O10
FI/O9
FI/O8
A11
A10
A12
A9
A13
A8
A14
A7
A15
A6
A16
SWE1
FCE2
SCE1
"F18" — CQFP Package
.140
MAX
.990 SQ
±.010
.015
±.002
.940 SQ
±.010
Pin 9
Pin 61
Pin 10
Pin 60
.008
±.002
.010
±.008
.040
.015
±.002
Detail “A”
.900 SQ
REF
.640 SQ
REF
Metal spacer
Pin 26
Pin 27
Pin 44
Pin 43
.800 REF
See Detail “A”
All dimensions in inches
10
Aeroflex Circuit Technology
SCD1663 REV A 4/28/98 Plainview NY (516) 694-6700