25AA640A-I/ST Microchip Technology, 25AA640A-I/ST Datasheet - Page 24

• Manufacturer Part Number: 25AA640A-I/ST
• Description: IC EEPROM 64KBIT 10MHZ 8TSSOP
• Manufacturer: Microchip Technology

Specifications of 25AA640A-I/ST

• Memory Size: 64K (8K 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-TSSOP
• Memory Configuration: 8K X 8
• Ic Interface Type: SPI
• Clock Frequency: 10MHz
• Supply Voltage Range: 1.8V To 5.5V
• Memory Case Style: TSSOP
• No. Of Pins: 8
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

25AA640A/25LC640A
APPENDIX A:
REVISION HISTORY
Revision B
Corrections to Section 1.0, Electrical Characteristics.
Revision C
Features and Description, removed reference to Pb-
free packages; Revise Table 1-2: AC Characteristics,
parameters 7 and 8; Updated Packing Information/
Package Drawings; Add DFN Package; Removed
trademark from SPI.
Revision D (10/08)
Added TDFN Package; Updated Package Drawings.
© 2008 Microchip Technology Inc.
DS21830D-page 24