The A25L40P is a 4 Mbit (512K x 8) Serial Flash Memory, with advanced write protection mechanisms, accessed by a high speed SPI-compatible bus.
The memory can be programmed 1 to 256 bytes at a time, using the Page Program instruction.
The memory is organized as 8 sectors, each containing 256 pages.
www.DataSheet4U.com A25L40P Series 4 Mbit, Low Voltage, Serial Flash Memory Preliminary Document Title 4 Mbit, Low Voltage, Serial Flash Memory With 85MHz SPI Bus Interface Revision History Rev.
No.
0.0 0.1 0.2 0.3 With 85MHz SPI Bus Interface History Initial issue Add the Fast Read Dual Operation Instruction Add QFN 8L (5 x 6mm) package type Add QFN 8L (5 x 6mm) package outline dimensions Modify the Part No.
for Top/Bottom boot sector type Add DIP 8(300mil) package type Modify the maximum cl
A25L40P Features
* 4 Mbit of Flash Memory Flexible Sector Architecture (4/4/8/16/32)KB/64x7 KB Bulk Erase (4 Mbit) in 6s (typical) Sector Erase (512 Kbit) in 1s (typical) Page Program (up to 256 Bytes) in 3ms (typical) 2.7 to 3.6V Single Supply Voltage SPI Bus Compatible Serial Interface 85MHz Clock Rate (maximum) Dee
Datasheet Details
A25L40P
AMIC Technology
499.72 KB
Serial flash memory.
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