4

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

White Electronic Designs

WED3EG7218S-JD3

June 2006

Rev. 2

PRELIMINARY

ABSOLUTE MAXIMUM RATINGS

Parameter

Symbol

Value

Units

-0.5 ~ 3.6

V

-1.0 ~ 3.6

V

Storage Temperature

-55 ~ +150

°C

Power Dissipation

9W

Short Circuit Current

50

mA

Notes:

Permanent device damage may occur if ‘ABSOLUTE MAXIMUM RATINGS’ are exceeded.

Functional operation should be restricted to recommended operating condition.

Exposure to higher than recommended voltage for extended periods of time could affect device reliability

DC CHARACTERISTICS

Parameter

Symbol

Min

Max

Unit

Supply Voltage

2.3

2.7

V

Supply Voltage

2.3

2.7

V

Reference Voltage

1.15

1.35

V

Termination Voltage

1.15

1.35

V

Input High Voltage

V

Input Low Voltage

-0.3

V

Output High Voltage

—

V

Output Low Voltage

V

Parameter

Symbol

Max

Unit

Input Capacitance (A0-A12)

45

pF

Input Capacitance (RAS#,CAS#,WE#)

45

pF

Input Capacitance (CKE0, CKE1)

45

pF

Input Capacitance (CK0,CK0#)

40

pF

Input Capacitance (CS0#, CS1#)

44

pF

Input Capacitance (DQM0-DQM8)

15

pF

Input Capacitance (BA0-BA1)

45

pF

Data Input/Output capacitance (DQ0-DQ63)(DQS)

15

pF

Data Input/Output Capacitance (CB0-CB7)

15

pF

CAPACITANCE