1 Mbit SPI Bus Serial EEPROM
25AA1024
1 Mbit SPI Bus Serial EEPROM
Device Selection Table
Part Number 25AA1024
VCC Range 1.8-5.5V
Page Size 256 ...
Description
25AA1024
1 Mbit SPI Bus Serial EEPROM
Device Selection Table
Part Number 25AA1024
VCC Range 1.8-5.5V
Page Size 256 Byte
Temp. Ranges I
Packages P, SM, MF
Features
20 MHz Maximum Clock Speed Byte and Page-level Write Operations:
- 256 byte page - 6 ms maximum write cycle time - No page or sector erase required Low-Power CMOS Technology: - Maximum Write current: 7 mA at 5.5V - Maximum Read current: 10 mA at 5.5V,
20 MHz - Standby current: 1 µA at 2.5V, 85°C
(Deep Power-down) Electronic Signature for Device ID Self-Timed Erase and Write Cycles:
- Page Erase (6 ms maximum) - Sector Erase (10 ms maximum) - Chip Erase (10 ms maximum) Sector Write Protection (32K byte/sector):
- Protect none, 1/4, 1/2 or all of array
Built-in Write Protection: - Power-on/off data protection circuitry - Write enable latch - Write-protect pin
High Reliability: - Endurance: 1M erase/write cycles - Data Retention: >200 years - ESD Protection: 4000V
Temperature Ranges Supported:
- Industrial (I):-40°C to +85°C
RoHS Compliant
Pin Function Table
Name
Function
CS
SO WP VSS SI SCK HOLD VCC
Chip Select Input Serial Data Output Write-Protect Ground Serial Data Input Serial Clock Input Hold Input Supply Voltage
Description
The Microchip Technology Inc. 25AA1024 is a 1024 Kbit serial EEPROM memory with byte-level and page-level serial EEPROM functions. It also features Page, Sector and Chip erase functions typically associated with Flash-based products. These functions are not r...
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