AT49BV2048A datasheet(7/17 Pages) ATMEL

Part #	AT49BV2048A

Description	2-megabit (256K x 8/128K x 16) Single 2.7-volt Battery-Voltage??Flash Memory

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Manufacturer	ATMEL [ATMEL Corporation]

Direct Link	http://www.atmel.com

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7

AT49BV/LV2048A

1914D–FLASH–03/02

Notes:

1. X can be V

IL or VIH.

2. Refer to AC programming waveforms.

3. VH = 12.0V <Symbol 10pt>± 0.5V.

4. Manufacturer Code: 001FH

Device Code: 0082H

5. See details under “Software Product Identification Entry/Exit” on page 13.

Note:

In the erase mode, ICC is 50 mA.

DC and AC Operating Range

AT49LV2048A-70

AT49BV2048A-90

AT49BV2048A-12

Operating

Temperature (Case)

Com.

0

°C-70°C0°C- 70°C0°C-70°C

Ind.

N/A

-40

°C- 85°C-40°C-85°C

VCC Power Supply

3.0V - 3.6V

2.7V - 3.6V

Operating Modes

Mode

CE

OE

WE

RESET

Ai

I/O

Read

VIL

VIH

Ai

DOUT

Program/Erase

(2)

VIL

VIH

VIL

VIH

Ai

DIN

Standby/Program

Inhibit

VIH

X(1)

XVIH

X

High-Z

Program Inhibit

X

VIH

XV

IL

XV

IH

Output Disable

X

VIH

XVIH

High-Z

Reset

XXX

VIL

XHigh-Z

Product Identification

Hardware

VIL

VIH

A1 - A16 = VIL,A9 = VH

(3)

A0 = VIL

Manufacturer Code(4)

A1 - A16 = V

IL,A9 = VH

(3)

A0 = VIH

Device Code(4)

Software

(5)

VIH

A0 = VIL, A1- A16=VIL

Manufacturer Code

(4)

A0 = V

IH, A1- A16=VIL

Device Code(4)

DC Characteristics

Symbol

Parameter

Condition

Min

Max

Units

ILI

Input Load Current

VIN =0V toVCC

10.0

µA

ILO

Output Leakage Current

VI/O =0V toVCC

10.0

µA

I

SB1

V

CC Standby Current CMOS

CE =V

CC -0.3V to VCC

50.0

µA

ISB2

VCC Standby Current TTL

CE =2.0V toVCC

0.5

mA

ICC

(1)

VCC Active Current

f = 5 MHz; IOUT = 0 mA

25.0

mA

V

IL

Input Low Voltage

0.6

V

VIH

Input High Voltage

2.0

V

VOL

Output Low Voltage

IOL = 2.1 mA

0.45

V

OH

Output High Voltage

I

OH =-400µA

2.4

V

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AT49BV2048A Datasheet(PDF) 7 Page - ATMEL Corporation

AT49BV2048A Datasheet(HTML) 7 Page - ATMEL Corporation

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