9

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

White Electronic Designs

W332M72V-XSBX

Ju;y 2006

Rev. 3

ABSOLUTE MAXIMUM RATINGS

Parameter

Unit

-1 to 4.6

V

Voltage on NC or I/O pins relative to Vss

-1 to 4.6

V

Operating Temperature TA (Mil)

-55 to +125

°C

Operating Temperature TA (Ind)

-40 to +85

°C

Storage Temperature, Plastic

-55 to +125

°C

NOTE:

Stress greater than those listed under "Absolute Maximum Ratings" may cause permanent damage to the device. This is a stress rating

only and functional operation of the device at these or any other conditions greater than those indicated in the operational sections of

this specification is not implied. Exposure to absolute maximum rating conditions for extended periods may affect reliability.

CAPACITANCE (NOTE 2)

Parameter

Symbol

Max

Unit

Input Capacitance: CLK

CI1

7

pF

Addresses, BA0-1 Input Capacitance

CA

24

pF

Input Capacitance: All other input-only pins

CI2

9

pF

Input/Output Capacitance: I/Os

CIO

9

pF

BGA THERMAL RESISTANCE

Description

Symbol

Typical

Unit

Notes

Junction to Ambient (No Airflow)

Theta JA

17.0

C/W

1

Junction to Ball

Theta JB

16.6

C/W

1

Junction to Case (Top)

Theta JC

7.4

C/W

1

NOTE:

Refer to Application Note “PBGA Thermal Resistance Correlation” at www.wedc.com in the

application notes section for modeling conditions.

specified for the clock pin) prior to CKE going back

HIGH. Once CKE is HIGH, the SDRAM must have NOP

because time is required for the completion of any internal

refresh in progress.

Upon exiting the self refresh mode, AUTO REFRESH

commands must be issued as both SELF REFRESH and

AUTO REFRESH utilize the row refresh counter.