4

0570G–EPROM–12/07

AT27C020

Notes:

1. X can be V

2. Refer to Programming Characteristics.

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

Notes:

6.

Operating Modes

Mode/Pin

CE

OE

PGM

Ai

V

PP

Outputs

Read

V

IL

V

IL

X(1)

Ai

X

D

OUT

Output Disable

X

X

X

X

High-Z

Standby

V

IH

X

X

X

X

High-Z

Rapid Program(2)

Ai

PGM Verify

Ai

PGM Inhibit

V

IH

XX

X

V

PP

High-Z

Product Identification(4)

V

IL

V

IL

X

(3)

A0 = V

X

Identification Code

7.

DC and AC Operating Conditions for Read Operation

AT27C020

-55

-90

Operating Temperature (Case)

Ind.

-40

° C - 85° C-40° C - 85° C

Auto.

-40

° C - 125° C

V

5V

± 10%

5V

± 10%

8.

DC and Operating Characteristics for Read Operation

Symbol

Parameter

Condition

Min

Max

Units

I

LI

Input Load Current

V

±1.0

µA

I

LO

Output Leakage Current

V

±5.0

µA

IPP

(2)

(1) Read/Standby Current

±10

µA

(1) Standby Current

I

100

µA

I

1.0

mA

25

mA

V

IL

Input Low Voltage

-0.6

0.8

V

V

IH

Input High Voltage

2.0

V

V

Output Low Voltage

0.4

V

V

OH

Output High Voltage

I

2.4

V