Datasheet > AT28C64-20SL

AT28C64-20SL

更新时间： 2024-11-28 03:14:47

品牌	Logo	应用领域
爱特美尔 - ATMEL		可编程只读存储器电动程控只读存储器电可擦编程只读存储器光电二极管
页数	文件大小	规格书
12页	624K
描述
EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOIC-28

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数据手册

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AT28C64-20SL 数据手册

Features

• Fast Read Access Time – 120 ns

• Fast Byte Write – 200 µs 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

64K (8K x 8)

Parallel

EEPROMs

– 30 mA Active Current

– 100 µA CMOS Standby Current

• High Reliability

– Endurance: 10⁴or 10⁵Cycles

– Data Retention: 10 Years

• 5V 10% Supply

• CMOS and TTL Compatible Inputs and Outputs

• JEDEC Approved Byte-wide Pinout

• Commercial and Industrial Temperature Ranges

AT28C64

AT28C64X

Description

The AT28C64 is a low-power, high-performance 8,192 words by 8-bit nonvolatile elec-

trically erasable and programmable read only memory with popular, easy-to-use fea-

tures. The device is manufactured with Atmel’s reliable nonvolatile technology.

(continued)

Pin Configurations

PDIP, SOIC

Top View

Pin Name

A0 - A12

Function

RDY/BUSY (or NC)

VCC

Addresses

A12

Chip Enable

Output Enable

Write Enable

Data Inputs/Outputs

Ready/Busy Output

No Connect

A11

A10

I/O7

I/O6

I/O5

I/O4

I/O3

I/O0 - I/O7

RDY/BUSY

I/O0

I/O1

I/O2

GND

LCC, PLCC

Top View

Don’t Connect

TSOP

Top View

A10

A11

I/O7

I/O6

I/O5

I/O4

I/O3

GND

I/O2

I/O1

I/O0

29 A8

28 A9

27 A11

26 NC

25 OE

24 A10

23 CE

22 I/O7

21 I/O6

VCC

RDY/BUSY (or NC)

A1 10

A0 11

A12

NC 12

I/O0 13

Rev. 0001H–12/99

Note: PLCC package pins 1 and 17 are

DON’T CONNECT.

12 3 4 5 6 7...12

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AT28C64-20SLT/R	ATMEL	获取价格	EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, 0.300 INCH, PLASTIC, SOIC-28
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AT28C64-20TI	ATMEL	获取价格	64K 8K x 8 CMOS E2PROM
AT28C64-20TIT/R	ATMEL	获取价格	EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, PLASTIC, TSOP-28
AT28C64-20TJ	ATMEL	获取价格	EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, PLASTIC, TSOP-28
AT28C64-20TJT/R	ATMEL	获取价格	EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, PLASTIC, TSOP-28
AT28C64-20TL	ATMEL	获取价格	EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, PLASTIC, TSOP-28
AT28C64-20TLT/R	ATMEL	获取价格	EEPROM, 8KX8, 200ns, Parallel, CMOS, PDSO28, PLASTIC, TSOP-28
AT28C64-25	ATMEL	获取价格	64K 8K x 8 CMOS E2PROM