®

AS7C331MFT18A

1/21/05, v 1.4

Alliance Semiconductor

18 of 19

Ordering information

Note: Add suffix ‘N’ to the above part numbers for Lead Free Parts (Ex. AS7C331MFT18A-85TQCN)

Part numbering guide

1. Alliance Semiconductor SRAM prefix

2. Operating voltage: 33 = 3.3V

3. Organization: 1M

4. Flow-through mode

5. Organization: 18 = x18

6. Production version: A = first production version

7. Clock access time: [-68 = 6.8 ns; -75 = 7.5 ns; -85 = 8.5 ns; -10 = 10.0 ns]

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

–68

–75

–85

–10

TQFP x18

AS7C331MFT18A-68TQC

AS7C331MFT18A-75TQC

AS7C331MFT18A-85TQC

AS7C331MFT18A-10TQC

AS7C331MFT18A-68TQI

AS7C331MFT18A-75TQI

AS7C331MFT18A-85TQI

AS7C331MFT18A-10TQI

AS7C

33

1M

FT

18

A

–XX

TQ

C/I

X

1

23

4

567

89

10