5/19

M68AR024D

Figure 4. Block Diagram

MAXIMUM RATING

Stressing the device above the rating listed in the

Absolute Maximum Ratings table may cause per-

manent damage to the device. These are stress

ratings only and operation of the device at these or

any other conditions above those indicated in the

Operating sections of this specification is not im-

plied. Exposure to Absolute Maximum Rating con-

ditions for periods greater than 1 sec may affect

device reliability. Refer also to the STMicroelec-

tronics SURE Program and other relevant quality

documents.

Table 2. Absolute Maximum Ratings

Note: 1. One output at time not to exceed 1 second duration.

AI05924

ROW

DECODER

A8

A19

(8)

DQ0

DQ15

(8)

COLUMN

DECODER

I/O CIRCUITS

A0

A7

W

G

MEMORY

ARRAY

LB

LB

UB

(8)

(8)

UB

LB

E1

E2

Ex

UB

LB

Symbol

Parameter

Value

Unit

(1)

Output Current

20

mA

Power Dissipation

1

W

Ambient Operating Temperature

–55 to 125

°C

Storage Temperature

–65 to 150

°C

Supply Voltage

–0.5 to 2.5

V

I/O Supply Voltage

–0.5 to 2.5

V

(2)

Input or Output Voltage

V