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SPI NOR Flash

NOR技术Flash Memory结构，每两个单元共用一个位线接触孔和一条源线线，采用CHE的写入和源极F—N擦除，具有高编程速度和高读取速度的优点，并具有以下特点：(1)程序和数据可存放在同一芯片上，拥有独立的数据总线和地址总线，能快速随机读取，允许系统直接从Flash中读取代码执行．而无需先将代码下载至RAM 中再执行；(2)可以单字节或单字编程，但不能单字节擦除．必须以块为单位或对整片执行擦除操作，在对存
FEATURES

■ SPI Flash Memory

－32M-bit / 4M–byte Serial Flash

－256-bytes per programmable page

－4K-bit secured OTP
■ Standard, Dual or Quad SPI and QPI

－Standard SPI: CLK, /CS, DI, DO, /WP, /Hold

－Dual SPI: CLK, /CS, IO0, IO 1, /WP, /Hold

－Quad SPI: CLK, /CS, IO0, IO1, IO2, IO3

－QPI: CLK, /CS, IO0, IO1, IO2, IO3
■ High Performance

－104MHz clock operation

－208MHz equivalent Dual SPI

－416MHz equivalent Quad SPI

－50MB/S continuous data transfer rate

－31MB/S random access (32-byte fetch)

－Comparable to X16 Parallel Flash
■ Flexible Architecture

－Uniform Sector Erase (4K-byte)

－Block Erase (32K and 64K-bytes)

－Erase/Program Suspend & Resume

－Accelerated programming mode via 9V ACC pin
■ Endurance

－100K program/ erase cy

Type	Rart Number	Density	Voltage（V）	Speed（MHz/CLK)	Temp.Range	PKG Type
SIP NoR	DS25Q16M-1AIA1	16Mb	3.3V	104MHz	-40℃-85℃	8Pin 208mil SOIC
	FM25M32B-1AIB1	32Mb	1.8V	133MHz	-40℃-85℃	8Pin 208mil SOIC
	FM25M32B-1AIB4					8contact 6*5 WSON
	FM25M32B-1AIB7					8 Pin VSOP
	FM25M32B-1AIBW					KGD
	DS25Q32M-1AIA1		3.3V	104MHz	-40℃-85℃	8Pin 208mil SOIC
	FM25M64C-1AIB1	64Mb	1.8V	133MHz	-40℃-85℃	8Pin 208mil SOIC
	FM25M64C-1AIB4					8contact 6*5 WSON
	FM25M64C-1AIB7					8 Pin VSOP
	FM25M64C-1AIBRR					8 Pin 4*4 USON
	FM25M64C-1AIBW					KGD
	FM25Q64A-1AIA1		3.3V	133MHz	-40℃-85℃	8Pin 208mil SOIC
	FM25Q64A-1AIA4					8contact 6*5 WSON
	FM25Q64A-1AIA7					8 Pin VSOP
	FMS25Q64A-1AIA8					24b BGA
	FM25Q64A-1AIAW					KGD
	DS25Q64M-1AIA1			104MHz	-40℃-85℃	8Pin 208mil SOIC
	FM25M4AA-1AIB1	128Mb	1.8V	133MHz		8Pin 208mil SOIC
	FM25M4AA-1AIB4					8contact 6*5 WSON
	FM25M4AA-1AIB7					8 Pin VSOP
	FM25M4AA-1AIBRR					8 Pin 4*4 USON
	FM25M4AA-1AIBW					KGD
	DS25Q4AM-1AIA1		3.3V	104MHz		8Pin 208mil SOIC