as7c251mpfs18a ETC-unknow, as7c251mpfs18a Datasheet - Page 18

• Manufacturer Part Number: as7c251mpfs18a
• Description: 2.5v 1m X 18 Pipelined Burst Synchronous Sram
• Manufacturer: ETC-unknow

Ordering information
Note:
Add ‘N’ to the above part numbers for Lead Free Parts (Ex. AS7C251MPFS18A-166TQCN)
Part numbering guide
1. Alliance Semiconductor SRAM prefix
2. Operating voltage: 25 = 2.5V
3. Organization: 1M
4. Pipelined mode
5. Deselect: S = single cycle deselect
6. Organization: 18 = x18
7. Production version: A = first production version
8. Clock speed (MHz)
9. Package type: TQ = TQFP
10. Operating temperature: C = commercial ( 0° C to 70° C); I = industrial ( -40 ° C to 85° C)
11. N = Lead Free Part
12/23/04, v. 2.2
AS7C
Package &
1
TQFP x18
Width
25
2
1M
3
AS7C251MPFS18A-166TQC
AS7C251MPFS18A-166TQI
PF
4
Alliance Semiconductor
–166
S
5
18
6
®
A
7
–XXX
8
AS7C251MPFS18A-133TQC
AS7C251MPFS18A-133TQI
TQ
9
AS7C251MPFS18A
–133
C/I
10
18 of 19
11
X