beautypg.com

Dc and ac operating range, Operating modes, Dc characteristics – Rainbow Electronics AT29LV256 User Manual

Page 4

background image

AT29LV256

4

Notes:

1. X can be V

IL

or V

IH

.

2. Refer to AC Programming Waveforms.

3. V

H

= 12.0V

±

0.5V.

4. Manufacturer Code is 1F. The Device Code is BC.

5. See details under Software Product Identification Entry/Exit.

DC and AC Operating Range

AT29LV256-15

AT29LV256-20

AT29LV256-25

Operating
Temperature (Case)

Com.

0°C - 70°C

0°C - 70°C

0°C - 70°C

Ind.

-40°C - 85°C

-40°C - 85°C

-40°C - 85°C

V

CC

Power Supply

3.3V

±

0.3V

3.3V

±

0.3V

3.3V

±

0.3V

Operating Modes

Mode

CE

OE

WE

Ai

I/O

Read

V

IL

V

IL

V

IH

Ai

D

OUT

Program

(2)

V

IL

V

IH

V

IL

Ai

D

IN

Standby/Write Inhibit

V

IH

X

(1)

X

X

High Z

Program Inhibit

X

X

V

IH

Program Inhibit

X

V

IL

X

Output Disable

X

V

IH

X

High Z

Product Identification

Hardware

V

IL

V

IL

V

IH

A1 - A14 = V

IL

, A9 = V

H

(3)

, A0 = V

IL

Manufacturer Code

(4)

A1 - A14 = V

IL

, A9 = V

H

(3)

, A0 = V

IH

Device Code

(4)

Software

(5)

A0 = V

IL

Manufacturer Code

(4)

A0 = V

IH

Device Code

(4)

DC Characteristics

Symbol

Parameter

Condition

Min

Max

Units

I

LI

Input Load Current

V

IN

= 0V to V

CC

1

µ

A

I

LO

Output Leakage Current

V

I/O

= 0V to V

CC

1

µ

A

I

SB1

V

CC

Standby Current CMOS

CE = V

CC

- 0.3V to V

CC

Com.

40

µ

A

Ind.

50

µ

A

I

SB2

V

CC

Standby Current TTL

CE = 2.0V to V

CC

1

mA

I

CC

V

CC

Active Current

f = 5 MHz; I

OUT

= 0 mA; V

CC

= 3.6V

15

mA

V

IL

Input Low Voltage

0.6

V

V

IH

Input High Voltage

2.0

V

V

OL

Output Low Voltage

I

OL

= 1.6 mA; V

CC

= 3.0V

0.45

V

V

OH

Output High Voltage

I

OH

= -100

µ

A; V

CC

= 3.0V

2.4

V