© 2009 Microchip Technology Inc.

DS21828F-page 27

25AA320A/25LC320A

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

Package

Tape & Reel

Device

Device:

25AA320A =

25LC320A =

25AA320AX =

25LC320AX =

32k-bit, 1.8V, SPI Serial EEPROM

32k-bit, 2.5V, SPI Serial EEPROM

32k-bit, 1.8V, SPI Serial EEPROM in alternate

pinout (ST only)

32k-bit, 2.5V, SPI Serial EEPROM in alternate

pinout (ST only)

Tape & Reel:

Blank

=

T=

Standard packaging

Tape & Reel

Temperature

Range:

I=

E=

-40

°C to+85°C

-40

°C to+125°C

Package:

MS

=

P=

SN

=

ST

=

Plastic MSOP (Micro Small Outline), 8-lead

Plastic DIP (300 mil body), 8-lead

Plastic SOIC (3.90 mm body), 8-lead

TSSOP, 8-lead

TDFN, 8-lead 2x3 mm

Note

1:

“Y” indicates a Nickel Palladium Gold (NiPdAu) finish.

Examples:

a)

25AA320A-I/MS

=

32k-bit,

1.8V

Serial

EEPROM, Industrial temp., MSOP

package

b)

25AA320AT-I/SN

=

32k-bit,

1.8V

Serial

EEPROM, Industrial temp., Tape & Reel, SOIC

package

c)

25LC320AT-E/SN

=

32k-bit,

2.5V

Serial

EEPROM, Extended temp., Tape & Reel, SOIC

package

d)

25LC320AT-I/ST

=

32k-bit,

2.5V

Serial

EEPROM, Industrial temp., Tape & Reel,

TSSOP package

e)

25LC320AXT-I/ST

=

32k-bit,

2.5V

Serial

EEPROM, Industrial temp., Tape & Reel,

Rotated pinout, TSSOP package

–

X

Temp Range