25AA256-I/SM Microchip Technology, 25AA256-I/SM Datasheet - Page 23

• Manufacturer Part Number: 25AA256-I/SM
• Description: IC EEPROM 256KBIT 10MHZ 8SOIC
• Manufacturer: Microchip Technology

Specifications of 25AA256-I/SM

• Memory Size: 256K (32K x 8)
• Format - Memory: EEPROMs - Serial
• Memory Type: EEPROM
• Speed: 10MHz
• Interface: SPI, 3-Wire Serial
• Voltage - Supply: 1.8 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 8-SOIC (5.3mm Width), 8-SOP, 8-SOEIAJ
• Memory Configuration: 32K X 8
• Ic Interface Type: Serial, SPI
• Clock Frequency: 10MHz
• Access Time: 50ns
• Supply Voltage Range: 1.8V To 5.5V
• Memory Case Style: SOIC
• No. Of Pins: 8
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

PRODUCT IDENTIFICATION SYSTEM
To order or obtain information, e.g., on pricing or delivery, refer to the factory or the listed sales office
© 2007 Microchip Technology Inc.
Device:
Tape & Reel:
Temperature
Range:
Package:
PART NO.
Device
Tape & Reel
25AA256
25LC256
25AA256X
25LC256X
Blank
T
I
E
MF
P
SN
ST
SM
X
=
=
=
=
=
=
=
=
=
256k-bit, 1.8V, 64-Byte Page, SPI Serial EEPROM
256k-bit, 2.5V, 64-Byte Page, SPI Serial EEPROM
256k-bit, 1.8V, 64-Byte Page, SPI Serial EEPROM,
rotated pinout (ST only)
256k-bit, 2.5V, 64-Byte Page, SPI Serial EEPROM,
rotated pinout (ST only)
Standard packaging (tube)
Tape & Reel
-40°C to+85°C
-40°C to+125°C
Micro Lead Frame (6 x 5 mm body), 8-lead
Plastic DIP (300 mil body), 8-lead
Plastic SOIC (3.90 mml body), 8-lead
TSSOP, 8-lead
Plastic SOIC (5.28 mm body), 8-lead
–
Temp Range
X
Package
/XX
25AA256/25LC256
Examples:
a)
b)
c)
d)
e)
25AA256T-I/SN = 256k-bit, 1.8V Serial
EEPROM, Industrial temp., Tape & Reel, SOIC
package
25AA256T-I/ST = 256k-bit, 1.8V Serial
EEPROM, Industrial temp., Tape & Reel,
TSSOP package
25LC256-I/P = 256k-bit, 2.5V Serial EEPROM,
Industrial temp., P-DIP package
25LC256T-E/ST
EEPROM, Extended temp., Tape & Reel,
TSSOP package
25LC256XT-I/ST = 256k-bit, 2.5V Serial
EEPROM, Industrial temp., Tape and Reel,
Rotated TSSOP package
.
=
256k-bit,
DS21822F-page 23
2.5V
Serial