Datasheet > AT49F002A(N)(T)

AT49F002A(N)(T)

更新时间： 2024-11-03 23:32:47

品牌	Logo	应用领域
其他 - ETC		闪存
页数	文件大小	规格书
19页	289K
描述
AT49F002A(N)(T) [Updated 8/03. 19 Pages] 256K x 8 (2M bit). 5-Volt-Only. Top or Bottom Boot Parametric Block Flash

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中文翻译

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数据手册

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AT49F002A(N)(T) 数据手册

Features

• Single-voltage Operation

– 5V Read

– 5V Reprogramming

• Fast Read Access Time – 55 ns

• Internal Program Control and Timer

• Sector Architecture

– One 16K Bytes Boot Block with Programming Lockout

– Two 8K Bytes Parameter Blocks

– Four Main Memory Blocks (One 32K Bytes, Three 64K Bytes)

• Fast Erase Cycle Time – 4 Seconds

• Byte-by-Byte Programming – 20 µs/Byte Typical

• Hardware Data Protection

• DATA Polling for End of Program Detection

• Low Power Dissipation

– 25 mA Active Current

– 100 µA CMOS Standby Current

• Typical 10,000 Write Cycles

2-megabit

(256K x 8)

5-volt Only

Flash Memory

Description

AT49F002A

The AT49F002A(N)(T) is a 5-volt only in-system reprogrammable Flash memory. Its

2 megabits of memory is organized as 262,144 words by 8 bits. Manufactured with

Atmel’s advanced nonvolatile CMOS technology, the device offers access times to

55 ns with power dissipation of just 137 mW over the industrial temperature range.

AT49F002AN

AT49F002AT

AT49F002ANT

DIP Top View

Pin Configurations

* RESET

A16

A15

A12

32 VCC

31 WE

30 A17

29 A14

28 A13

27 A8

Pin Name Function

A0 - A17

Addresses

Chip Enable

Output Enable

Write Enable

RESET

26 A9

25 A11

24 OE

23 A10

22 CE

21 I/O7

20 I/O6

19 I/O5

18 I/O4

17 I/O3

A2 10

A1 11

A0 12

I/O0 13

I/O1 14

I/O2 15

GND 16

RESET

I/O0 - I/O7 Data Inputs/Outputs

PLCC Top View

VSOP Top View (8 x 14 mm) or

TSOP Top View (8 x 20 mm)

Type 1

29 A14

28 A13

27 A8

26 A9

25 A11

24 OE

23 A10

22 CE

21 I/O7

A11

A10

A13

A14

A17

I/O7

I/O6

I/O5

I/O4

I/O3

GND

I/O2

I/O1

I/O0

A2 10

A1 11

A0 12

I/O0 13

VCC

* RESET

A16

A15

A12

3354D–FLASH–8/03

Note:

*This pin is a NC on the AT49F002AN(T).

12 3 4 5 6 7...19

中文翻译

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与AT49F002A(N)(T)相关器件

型号	品牌	获取价格	描述	数据表
AT49F002A-55JI	ATMEL	获取价格	2-megabit (256K x 8) 5-volt Only Flash Memory
AT49F002A-55JL	ATMEL	获取价格	Flash, 256KX8, 55ns, PQCC32, PLASTIC, MS-016AE, LCC-32
AT49F002A-55JU	ATMEL	获取价格	Flash, 256KX8, 55ns, PQCC32, PLASTIC, MS-016AE, LCC-32
AT49F002A-55TI	ATMEL	获取价格	2-megabit (256K x 8) 5-volt Only Flash Memory
AT49F002A-55TL	ATMEL	获取价格	Flash, 256KX8, 55ns, PDSO32, 8 X 20 MM, PLASTIC, MO-142BD, TSOP1-32
AT49F002A-55TU	ATMEL	获取价格	Flash, 256KX8, 55ns, PDSO32, 8 X 20 MM, PLASTIC, MO-142BD, TSOP1-32
AT49F002A-55VI	ATMEL	获取价格	2-megabit (256K x 8) 5-volt Only Flash Memory
AT49F002A-55VL	ATMEL	获取价格	Flash, 256KX8, 55ns, PDSO32, 8 X 14 MM, PLASTIC, MO-142BA, VSOP1-32
AT49F002A-55VU	ATMEL	获取价格	Flash, 256KX8, 55ns, PDSO32, 8 X 14 MM, PLASTIC, MO-142BA, TSOP1-32
AT49F002AN	ATMEL	获取价格	2-megabit (256K x 8) 5-volt Only Flash Memory

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