AT49F002A Datasheet PDF - Atmel Corporation

AT49F002A View Datasheet(PDF) - Atmel Corporation

Part Name

Description

Manufacturer

AT49F002A

2-megabit (256K x 8) 5-volt Only Flash Memory

Atmel Corporation

AT49F002A Datasheet PDF : 20 Pages

1 2 3 4 5 6 7 8 9 10 Next Last

In the AT49F002A(N)(T), once the boot block programming lockout feature is enabled, the con-

tents of the boot block are permanent and cannot be changed. In the AT49F002A(T), once the

boot block programming lockout feature is enabled, the contents of the boot block cannot be

changed with input voltage levels of 5.5 volts or less.

2. Pin Configurations

Pin Name

A0 - A17

RESET

I/O0 - I/O7

2.1 PLCC Top View

Function

Addresses

Chip Enable

Output Enable

Write Enable

RESET

Data Inputs/Outputs

A7 5

A6 6

A5 7

A4 8

A3 9

A2 10

A1 11

A0 12

I/O0 13

29 A14

28 A13

27 A8

26 A9

25 A11

24 OE

23 A10

22 CE

21 I/O7

2.2 VSOP (8 x 14 mm) or TSOP Type 1 (8 x 20 mm) – Top View

A11 1

A9 2

A8 3

A13 4

A14 5

A17 6

WE 7

VCC 8

* RESET 9

A16 10

A15 11

A12 12

A7 13

A6 14

A5 15

A4 16

32 OE

31 A10

30 CE

29 I/O7

28 I/O6

27 I/O5

26 I/O4

25 I/O3

24 GND

23 I/O2

22 I/O1

21 I/O0

20 A0

19 A1

18 A2

17 A3

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

2 AT49F002A(N)(T)

3354G–FLASH–3/05

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