Truth Table

CE

OE

WE

H

X

X

Not Selected

ISB1, ISB2

L

L

H

Read

—

L

X

L

Write

L

H

H

High Z

—

GS78108AB

Specifications cited are subject to change without notice. For latest documentation see http://www.gsitechnology.com.

Rev: 1.04 5/2006

3/11

© 2003, GSI Technology

X: “H” or “L”

Absolute Maximum Ratings

Parameter

Symbol

Rating

Unit

Supply Voltage

–0.5 to +4.6

V

Input Voltage

(

≤ 4.6 V max.)

V

Output Voltage

(

≤ 4.6 V max.)

V

Allowable power dissipation

PD

1.5

W

Storage temperature

–55 to 150

Note:

Permanent device damage may occur if Absolute Maximum Ratings are exceeded. Functional operation shall be restricted to Recommended

Operating Conditions. Exposure to higher than recommended voltages for extended periods of time could affect device reliability.

Recommended Operating Conditions

Parameter

Symbol

Min

Typ

Max

Unit

Supply Voltage for -8/10/12

3.0

3.3

3.6

V

Input High Voltage

2.0

—

V

Input Low Voltage

–0.3

—

0.8

V

Ambient Temperature,

Commercial Range

0

—

70

Ambient Temperature,

Industrial Range

–40

—

85

Notes:

2. Input undershoot voltage should be greater than –2 V and not exceed 20 ns.