Datasheet > AT49F002-70JJ

AT49F002-70JJ

更新时间： 2024-11-05 03:36:31

品牌	Logo	应用领域
爱特美尔 - ATMEL		/
页数	文件大小	规格书
17页	479K
描述
Flash, 256KX8, 70ns, PQCC32, PLASTIC, MS-016AE, LCC-32

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数据手册

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AT49F002-70JJ 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 Byte Boot Block with Programming Lockout

– Two 8K Byte Parameter Blocks

– Two Main Memory Blocks (96K, 128K Bytes)

• Fast Erase Cycle Time - 10 seconds

• Byte-by-byte Programming - 10 µs/Byte Typical

• Hardware Data Protection

2-megabit

(256K x 8)

• DATA Polling for End of Program Detection

• Low Power Dissipation

5-volt Only

Flash Memory

– 50 mA Active Current

– 100 µA CMOS Standby Current

• Typical 10,000 Write Cycles

Description

The AT49F002(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 275 mW over the commercial temperature range.

AT49F002

AT49F002N

AT49F002T

AT49F002NT

Not Recommended

for New Design

Contact Atmel to discuss

the latest design in trends

and options

(continued)

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

RESET

I/O0 13

I/O1 14

I/O2 15

GND 16

I/O0 - I/O7 Data Inputs/Outputs

Don’t Connect

PLCC Top View

VSOP Top View (8 x 14 mm) or

TSOP Top View (8 x 20 mm)

Type 1

A11

A10

29 A14

28 A13

27 A8

26 A9

25 A11

24 OE

23 A10

22 CE

21 I/O7

A13

A14

A17

I/O7

I/O6

I/O5

I/O4

I/O3

GND

I/O2

I/O1

I/O0

VCC

* RESET

A16

A15

A12

A2 10

A1 11

A0 12

I/O0 13

Rev. 1017D–10/99

*Note: This pin is a DC on the AT49F002(N)(T).

12 3 4 5 6 7...17

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与AT49F002-70JJ相关器件

型号	品牌	获取价格	描述	数据表
AT49F002-70JL	ATMEL	获取价格	Flash, 256KX8, 70ns, PQCC32, PLASTIC, MS-016AE, LCC-32
AT49F002-70PC	ATMEL	获取价格	2-Megabit 256K x 8 5-volt Only Flash Memory
AT49F002-70PI	ATMEL	获取价格	2-Megabit 256K x 8 5-volt Only Flash Memory
AT49F002-70PJ	ATMEL	获取价格	Flash, 256KX8, 70ns, PDIP32, 0.600 INCH, PLASTIC, DIP-32
AT49F002-70PL	ATMEL	获取价格	Flash, 256KX8, 70ns, PDIP32, 0.600 INCH, PLASTIC, DIP-32
AT49F002-70TC	ATMEL	获取价格	2-Megabit 256K x 8 5-volt Only Flash Memory
AT49F002-70TI	ATMEL	获取价格	2-Megabit 256K x 8 5-volt Only Flash Memory
AT49F002-70TJ	ATMEL	获取价格	Flash, 256KX8, 70ns, PDSO32, 8 X 20 MM, PLASTIC, TSOP-32
AT49F002-70TL	ATMEL	获取价格	Flash, 256KX8, 70ns, PDSO32, 8 X 20 MM, PLASTIC, TSOP-32
AT49F002-70VC	ATMEL	获取价格	2-Megabit 256K x 8 5-volt Only Flash Memory