®

AS7C331MNTD18A

12/24/04, v 2.7

Alliance Semiconductor

P. 17 of 18

Ordering information

Note: Add suffix ‘N’ to the above part numbers for Lead Free Parts (Ex. AS7C331MNTD18A-166TQCN)

Part numbering guide

1. Alliance Semiconductor SRAM prefix

2. Operating voltage: 33 = 3.3V

3. Organization: 1M

4. NTD™ = No Turn-Around Delay, Pipelined mode.

5. Organization: 18 = x 18

6. Production version: A = first production version

7. Clock speed (MHz)

8. Package type: TQ = TQFP

9. Operating temperature: C = commercial (

0

° C to 70° C); I = industrial (-40° C to 85° C)

10. N = Lead free part

Package &Width

–166 MHz

–133 MHz

TQFP x18

AS7C331MNTD18A-166TQC

AS7C331MNTD18A-133TQC

AS7C331MNTD18A-166TQI

AS7C331MNTD18A-133TQI

AS7C

33

1M

NTD

18

A

–XXX

TQ

C/I

X

1

23

4

567

8

910