at25df321 spi flash/dataflash 芯片用户手册 -九游会网页

at25df321 spi flash/dataflash 芯片用户手册

使用该芯片的有：

myd-sam9g15 工控板/开发板/核心板

myd-sam9g25 工控板/开发板/核心板

myd-sam9g35 工控板/开发板/核心板

myd-sam9x25 工控板/开发板/核心板

myd-sam9x35 工控板/开发板/核心板

mys-sam9g45 工控板/单板机

mys-sam9g15 工控板/单板机

mys-sam9g25 工控板/单板机

mys-sam9g35 工控板/单板机

mys-sam9x25 工控板/单板机

mys-sam9x35 工控板/单板机

features
• single 2.7v - 3.6v supply
• serial peripheral interface (spi) compatible
– supports spi modes 0 and 3
• 70 mhz maximum clock frequency
• flexible, uniform erase architecture
– 4-kbyte blocks
– 32-kbyte blocks
– 64-kbyte blocks
– full chip erase
• individual sector protection with global protect/unprotect feature
– sixty-four 64-kbyte physical sectors
• hardware controlled locking of protected sectors
• flexible programming
– byte/page program (1 to 256 bytes)
• automatic checking and reporting of erase/program failures
• jedec standard manufacturer and device id read methodology
• low power dissipation
– 7 ma active read current (typical)
– 15 μa deep power-down current (typical)
• endurance: 100,000 program/erase cycles
• data retention: 20 years
• complies with full industrial temperature range
• industry standard green (pb/halide-free/rohs compliant) package options
– 8-lead soic (200-mil wide)
– 16-lead soic (300-mil wide)