2

White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com

White Electronic Designs

WS512K16-XXX

April 1998

ADVANCED

White Electronic Designs Corp. reserves the right to change products or specifications without notice.

ABSOLUTE MAXIMUM RATINGS

Parameter

Symbol

Min

Max

Unit

Operating Temperature

-55

+125

°C

Storage Temperature

-65

+150

°C

Signal Voltage Relative to GND

-0.5

V

Junction Temperature

150

°C

Supply Voltage

-0.5

7.0

V

RECOMMENDED OPERATING CONDITIONS

Parameter

Symbol

Min

Max

Unit

Supply Voltage

4.5

5.5

V

Input High Voltage

2.2

V

Input Low Voltage

-0.3

+0.8

V

Opertating Temp. (MIL)

-55

+125

°C

TRUTH TABLE

CS1#

CS2#

WE#

OE#

LB#

UB#

Mode

Data I/O

Power

H

H

X

X

X

X

Not Select

I/O1-8

I/O9-16

Standby

LH

HH

X

X

Output Disable

High Z

High Z

Active

HL

LH

XX

H

H

HL

HL

HL

LH

Read

Data Out

High Z

Active

LH

H

L

High Z

Data Out

L

L

Data Out

Data Out

HL

LH

LH

Write

Data In

High Z

Active

LH

H

L

High Z

Data In

L

L

Data In

Data In

CAPACITANCE

Parameter

Symbol

Conditions

Max Unit

Input capacitance

25

pF

Output capacitance

25

pF

This parameter is guaranteed by design but not tested.

DC CHARACTERISTICS

Parameter

Sym

Conditions

Min

Max

Units

Input Leakage Current

10

µA

Output Leakage Current

10

µA

Operating Supply Current

290

mA

Standby Current

30

mA

Output Low Voltage

0.4

V

Output High Voltage

2.4

V

DATA RETENTION CHARACTERISTICS

Characteristic

Sym

Conditions

Min

Typ

Max

Units

Data Retention Supply Voltage

2.0

5.5

µA

Data Retention Current

2.0

12.0*

mA

* Also available in Low Power version. Please call factory for informaion.