X28HC256D-90 INTERSIL [Intersil Corporation], X28HC256D-90 Datasheet - Page 18

• Manufacturer Part Number: X28HC256D-90
• Description: 5V, Byte Alterable EEPROM
• Manufacturer: INTERSIL [Intersil Corporation]

Ceramic Pin Grid Array Package (CPGA)
0.660 (16.76)
0.640 (16.26)
Typ. 0.100 (2.54)
All Leads
18
NOTE: All dimensions in inches (in parentheses in millimeters).
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
0.080 (2.03)
0.070 (1.78)
X28HC256
17
16
20
22
24
27
18
19
21
23
25
26
G28.550x650A
28 LEAD CERAMIC PIN GRID ARRAY PACKAGE
0.080 (2.03) 4 Corners
0.070 (1.78)
NOTE: Leads 4, 12, 18, and 26
A
A
A
0.090 (2.29)
A
0.110 (2.79)
0.072 (1.83)
0.062 (1.57)
0.008 (0.20)
0.050 (1.27)
0.020 (0.51)
0.016 (0.41)
0.185 (4.70)
0.175 (4.44)
Rev. 0 12/05
May 7, 2007
FN8108.2