X28HC256D-12 XICOR [Xicor Inc.], X28HC256D-12 Datasheet - Page 21

• Manufacturer Part Number: X28HC256D-12
• Description: 5 Volt, Byte Alterable E2PROM
• Manufacturer: XICOR [Xicor Inc.]

X28HC256
PACKAGING INFORMATION
0.660 (16.76)
0.640 (16.26)
28-LEAD CERAMIC PIN GRID ARRAY PACKAGE TYPE K
NOTE: ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS)
ALL LEADS
TYP. 0.100
PIN 1 INDEX
12
11
9
7
5
4
13
10
8
6
2
3
0.561 (14.25)
0.541 (13.75)
15
14
28
1
17
16
20
22
24
27
0.080
0.070
18
19
21
23
25
26
21
0.080
0.070
NOTE: LEADS 4,12,18 & 26
4 CORNERS
A
A
0.100
0.080
0.072
0.061
A
A
0.008
3926 FHD F15
0.185 (4.70)
0.175 (4.44)
0.050
0.020
0.016