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AT28C64E Datasheet

  • AT28C64E

  • 64K 8K x 8 CMOS E2PROM

  • ATMEL   ATMEL

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AT28C64/X
Features
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Fast Read Access Time - 120 ns
Fast Byte Write - 200
碌s
or 1 ms
Self-Timed Byte Write Cycle
Internal Address and Data Latches
Internal Control Timer
Automatic Clear Before Write
Direct Microprocessor Control
READY/BUSY Open Drain Output
DATA Polling
Low Power
30 mA Active Current
100
碌A(chǔ)
CMOS Standby Current
High Reliability
Endurance: 10
4
or 10
5
Cycles
Data Retention: 10 Years
5V
鹵
10% Supply
CMOS and TTL Compatible Inputs and Outputs
JEDEC Approved Byte-Wide Pinout
Commercial and Industrial Temperature Ranges
64K (8K x 8)
CMOS
E
2
PROM
Description
The AT28C64 is a low-power, high-performance 8,192 words by 8 bit nonvolatile
Electrically Erasable and Programmable Read Only Memory with popular, easy to
use features. The device is manufactured with Atmel鈥檚 reliable nonvolatile technol-
ogy.
(continued)
Pin Configurations
Pin Name
A0 - A12
CE
OE
WE
I/O0 - I/O7
RDY/BUSY
NC
DC
Function
Addresses
Chip Enable
Output Enable
Write Enable
Data Inputs/Outputs
Ready/Busy Output
No Connect
Don鈥檛 Connect
PDIP, SOIC
Top View
AT28C64/X
LCC, PLCC
Top View
TSOP
Top View
Note: PLCC package pins 1 and
17 are DON鈥橳 CONNECT.
0001G
2-193

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