X28C256D-20 XICOR [Xicor Inc.], X28C256D-20 Datasheet - Page 18

• Manufacturer Part Number: X28C256D-20
• Description: 5 Volt, Byte Alterable E2PROM
• Manufacturer: XICOR [Xicor Inc.]

X28C256
PACKAGING INFORMATION
PIN 1
0.045 (1.14) x 45
TYP. 0.490 (12.45)
TYP. 0.450 (11.43)
0.420 (10.67)
0.495 (12.57)
0.485 (12.32)
0.453 (11.51)
0.447 (11.35)
0.300 (7.62)
32-LEAD PLASTIC LEADED CHIP CARRIER PACKAGE TYPE J
REF.
NOTES:
1. ALL DIMENSIONS IN INCHES (IN PARENTHESES IN MILLIMETERS)
2. DIMENSIONS WITH NO TOLERANCE FOR REFERENCE ONLY
(10.16)
0.400
TYP. 0.017 (0.43)
TYP. 0.550 (13.97)
0.050 (1.27) TYP.
0.021 (0.53)
0.013 (0.33)
0.553 (14.05)
0.547 (13.89)
REF.
TYP. 0.590 (14.99)
0.595 (15.11)
0.585 (14.86)
18
TYPICAL
FOOTPRINT
0.510"
0.048 (1.22)
0.042 (1.07)
TYP. 0.136 (3.45)
0.140 (3.56)
0.100 (2.45)
0.400"
TYPICAL
CO – PLANARITY
0.095 (2.41)
0.060 (1.52)
0.050"
SEATING PLANE
0.015 (0.38)
3 TYP.
0.004 LEAD
—
0.410"
0.300"
REF
0.030" TYPICAL
32 PLACES
3926 FHD F13
TYPICAL
0.050"