Datasheet

 2003-2013 Microchip Technology Inc. DS21830F-page 33
25AA640A/25LC640A
PRODUCT IDENTIFICATION SYSTEM
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office.
PART NO. X /XX
PackageTape & Reel
Device
Device: 25AA640A =
25LC640A =
25AA640AX =
25LC640AX =
64k-bit, 1.8V, SPI Serial EEPROM
64k-bit, 2.5V, SPI Serial EEPROM
64k-bit, 1.8V, SPI Serial EEPROM in alternate
pinout (ST only)
64k-bit, 2.5V, SPI Serial EEPROM
in alternate pinout (ST only)
Tape & Reel: Blank =
T=
Standard packaging
Tap e & R e e l
Temperature
Range:
I=
E=
-40C to+85C
-40C to+125C
Package: MS =
P=
SN =
ST =
MF =
MNY
(1)
=
Plastic MSOP (Micro Small Outline), 8-lead
Plastic DIP (300 mil body), 8-lead
Plastic SOIC (3.90 mm body), 8-lead
TSSOP (4.4 mm body), 8-lead
DFN (5x6), 8-lead
TDFN (2x3), 8-lead
Note 1: “Y” indicates a Nickel Palladium Gold (NiPdAu) finish.
Examples:
a) 25AA640A-I/MS = 64 kbit, 1.8V Serial
EEPROM, Industrial temp., MSOP
package
b) 25AA640AT-I/SN = 64 kbit, 1.8V Serial
EEPROM, Industrial temp., Tape & Reel, SOIC
package
c) 25LC640AT-E/SN = 64 kbit, 2.5V Serial
EEPROM, Extended temp., Tape & Reel, SOIC
package
d) 25LC640AT-I/ST = 64 kbit, 2.5V Serial
EEPROM, Industrial temp., Tape & Reel,
TSSOP package
e) 25LC640AXT-I/ST = 64 kbit, 2.5V Serial
EEPROM, Industrial temp., Tape & Reel,
Rotated pinout, TSSOP package
f) 25AA640AT-E/SN = 64 kbit, 1.8V Serial
EEPROM, Extended temp., Tape & Reel, SOIC
package
–
X
Temp Range