3

0549H–EPROM–4/11

Atmel AT27LV020A

4.

Absolute maximum ratings*

Notes:

1. Minimum voltage is -0.6V DC, which may undershoot to -2.0V for pulses of less than 20ns. Maximum output pin voltage is

V

overshoot to +7.0V for pulses of less than 20ns.

5.

DC and AC characteristics

Table 5-1.

Operating modes

Notes:

1. X can be V

2. Read, output disable, and standby modes require 3.0V

 V

3. Refer to programming characteristics. Programming modes require V

4. V

5. Two identifier bytes may be selected. All Ai inputs are held low (V

gled low (V

Table 5-2.

DC and AC operating conditions for read operation

Temperature under bias . . . . . . . . . . . . . . . -40

C to +85C

*NOTICE:

Stresses beyond those listed under “Absolute

maximum ratings” may cause permanent damage to

the device. This is a stress rating only, and functional

operation of the device at these or any other

conditions beyond those indicated in the operational

sections of this specification is not implied. Exposure to

absolute maximum rating conditions for extended

periods may affect device reliability.

Storage temperature . . . . . . . . . . . . . . . . -65

C to +125C

Voltage on any pin with

with respect to ground . . . . . . . . . . . . . . -2.0V to +7.0V

(1)

Voltage on A9 with

respect to ground . . . . . . . . . . . . . . . . . . -2.0V to +14.0V

(1)

V

respect to ground . . . . . . . . . . . . . . . . . . -2.0V to +14.0V

(1)

Mode/Pin

CE

OE

PGM

Ai

V

PP

V

CC

Outputs

Read

(2)

V

IL

V

IL

X

(1)

Ai

X

V

CC

D

OUT

Output disable

(2)

XV

IH

XX

X

V

CC

High Z

Standby

(2)

V

IH

XX

X

X

V

CC

High Z

Rapid program

(3)

V

IL

V

IH

V

IL

Ai

V

PP

V

CC

D

IN

PGM verify

(3)

V

IL

V

IL

V

IH

Ai

V

PP

V

CC

D

OUT

PGM inhibit

(3)

V

IH

XX

X

V

PP

V

CC

High Z

Product identification

(3)(5)

V

IL

V

IL

X

A9 = V

H

(4)

A0 = V

A1 - A17 = V

IL

XV

CC

Identification code

Atmel AT27LV020A-12

Industrial operating temperature (case)

-40

C - 85C

V

3.0V to 3.6V

5V ± 10%