5/18

M68AW064F

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 extended periods may affect device

reliability. Refer also to the STMicroelectronics

SURE Program and other relevant quality docu-

ments.

Table 2. Absolute Maximum Ratings

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

AI04875

ROW

DECODER

A7

A15

(8)

DQ0

DQ15

(8)

COLUMN

DECODER

I/O CIRCUITS

A0

A6

E

W

G

MEMORY

ARRAY

VCC

VSS

LB

LB

UB

(8)

(8)

UB

LB

UB

LB

Symbol

Parameter

Value

Unit

(1)

Output Current

20

mA

Ambient Operating Temperature

–55 to 125

°C

Storage Temperature

–65 to 150

°C

Supply Voltage

–0.5 to 4.6

V

(2)

Input or Output Voltage

V

Power Dissipation

1

W