Adesto Technologies AT25PE20 Series Serial Flash Memory is a 2-Mbit DataFlash-L, 1.65V minimum, and serial-interface sequential access page erase memory. This AT25PE20 series memory device features 2,162,688 bits of memory organized as 1,024 pages of 256 bytes (default) or 264 bytes (customer option) each. The AT25PE20 series operates from a single 1.65V to 3.6V power supply for the erase, program, and read operations. The AT25PE20 flash memory contains one SRAM buffer of 256 or 264 bytes in addition to the main memory. This buffer can also be used as additional system scratch memory. The AT25PE20 series is ideally suited for a wide variety of digital voice, image, program code, and data storage applications.
Features
Single 1.65V to 3.6V supplySerial Peripheral Interface (SPI) compatibleSupports SPI modes 0 and 3Supports RapidS™ operationContinuous read capability through entire arrayUp to 85MHzLow-power read option up to 15MHzMaximum Clock-to-output time (tV) of 6ns
Specifications
-40ºC to 85ºC operating temperature range1.65V to 3.6V VCC power supply70MHz (maximum) serial clock frequency10ms (typical) page erase and programming time (256 or 264 bytes)
