AT28C256E-20UM/883 Atmel, AT28C256E-20UM/883 Datasheet - Page 20

IC EEPROM 256KBIT 200NS 28PGA

AT28C256E-20UM/883

Manufacturer Part Number
AT28C256E-20UM/883
Description
IC EEPROM 256KBIT 200NS 28PGA
Manufacturer
Atmel
Datasheet

Specifications of AT28C256E-20UM/883

Format - Memory
EEPROMs - Parallel
Memory Type
EEPROM
Memory Size
256K (32K x 8)
Speed
200ns
Interface
Parallel
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-55°C ~ 125°C
Package / Case
28-PGA
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
AT28C256E-20UM883
29.4
20
32L – LCC
Dimensions in Millimeters and (Inches).
Controlling dimension: Inches.
MIL-STD 1835 C-12
AT28C256
R
2325 Orchard Parkway
San Jose, CA 95131
10.16(0.400) BSC
14.22(0.560)
13.72(0.540)
1.27(0.050) TYP
TITLE
32L, 32-pad, Non-windowed, Ceramic Lid, Leadless Chip
Carrier (LCC)
2.41(0.095)
1.91(0.075)
7.62(0.300) BSC
11.63(0.458)
11.23(0.442)
PIN 1
1.40(0.055)
1.14(0.045)
0.305(0.012)
0.178(0.007)
1.02(0.040) X 45˚
2.16(0.085)
1.65(0.065)
0.737(0.029)
0.533(0.021)
0.635(0.025)
0.381(0.015)
INDEX CORNER
RADIUS
1.91(0.075)
1.40(0.055)
X 45˚
2.54(0.100)
2.16(0.085)
DRAWING NO.
32L
0006M–PEEPR–12/09
10/21/03
REV.
B

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