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   25AA1024 Device Data Sheet 
 
  
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 required for byte or page write operations.  
  
 参数名称  数值  
 Density  1024K bits (x8)  
 Max. Clock Freq.  20 MHz  
 Page Size (bytes)  256  
 Write Protect  Quarter, Half, Whole Array  
 Endurance  1,000,000  
 Op. Volt Range (V)  1.8 to 5.5  
 Temp Range (°C)  -40°C to +85°C   
  
     特性  
 20 MHz max. Clock Speed 
 Byte and Page-level Write Operations: 
     -  256 byte page 
     -  6 ms max. write cycle time 
     -  No page or sector erase required 
 Low-Power CMOS Technology: 
     -  Max. Write current: 5 mA at 5.5V, 20 MHz 
     -  Read current: 7 mA at 5.5V, 20 MHz 
     -  Standby current: 1μA at 2.5V (Deep power-down) 
 Electronic Signature for Device ID 
 
 
 
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