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2003 Microchip Technology Inc.
Preliminary
DS21822C-page 23
25AA256/25LC256
PRODUCT IDENTIFICATION SYSTEM
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office
.
Sales and Support
PART NO.
X
/XX
X
Lead
Package
Tape & Reel
Device
Device
25AA256
25LC256
256k-bit, 1.8V, 64-Byte Page, SPI Serial EEPROM
256k-bit, 2.5V, 64-Byte Page, SPI Serial EEPROM
Tape & Reel
Blank
=
T=
Standard packaging (tube)
Tape & Reel
Temperature Range
I
=
E=
-40
°C to+85°C
-40
°C to+125°C
Package
MF
=
P=
SN
=
ST
=
Micro Lead Frame (6 x 5 mm body), 8-lead
Plastic DIP (300 mil body), 8-lead
Plastic SOIC (150 mil body), 8-lead
TSSOP, 8-lead
Lead Finish
Blank
=
G=
Standard 63% / 37% Sn/Pb
Matte Tin (Pure Sn)
Examples:
a)
25AA256-I/STG = 256k-bit, 1.8V Serial
EEPROM, Industrial temp., TSSOP package,
Pb-free
b)
25AA256T-I/SN = 256k-bit, 1.8V Serial
EEPROM, Industrial temp., Tape & Reel, SOIC
package
c)
25AA256T-I/ST = 256k-bit, 1.8V Serial
EEPROM, Industrial temp., Tape & Reel,
TSSOP package
d)
25LC256-I/STG = 256k-bit, 2.5V Serial
EEPROM, Industrial temp., TSSOP package,
Pb-free
e)
25LC256-I/P = 256k-bit, 2.5V Serial EEPROM,
Industrial temp., P-DIP package
f)
25LC256T-E/ST
=
256k-bit,
2.5V
Serial
EEPROM, Extended temp., Tape & Reel,
TSSOP package
–
Finish
Data Sheets
Products supported by a preliminary Data Sheet may have an errata sheet describing minor operational differences and
recommended workarounds. To determine if an errata sheet exists for a particular device, please contact one of the following:
1.
Your local Microchip sales office
2.
The Microchip Corporate Literature Center U.S. FAX: (480) 792-7277
3.
The Microchip Worldwide Site (www.microchip.com)
Please specify which device, revision of silicon and Data Sheet (include Literature #) you are using.
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X
Temp Range