BY25D16是珠海博雅推出的SPI FLASH产品，容量为16Mb，具有先进的保护机制。
BY25D16分宽体和窄体两种规格，工作温度-40℃ to +85℃，最低10万次写入/擦除次数。
BY25D16
16M BIT SPI NOR FLASH
Features
● Serial Peripheral Interface(SPI)
-Standard SPI:SCLK /CS SI SO /WP
-Dual SPI:SCLK/CSIO0IO1/WP
● Read
-Normal Read (Serial):55 MHz clock rate
-Fast Read(Serial):108MHz clock rate
-Dual Read:108MHz clock rate
● Program
-Serial-input Page Program up to 256bytes
● Erase
-Block erase(64/32 KB)
-Sector erase(4 KB)
-Chip erase
● Program/Erase Speed
-Page Program time:0.7ms typical
-Sector Erase time:100ms typical
-Block Erase time:0.3/0.5s typical
-Chip Erase time:15s typical
● Flexible Architecture
-Sector of 4k-byte
-Block of 32/64k-byte
● Low Power Consumption
-20mA maximum active current
-5uA maximum power down current
● Software/Hardwate Write Protection
-Enable/Disable protection with WP Pin
-Write protect all/portion of memory via software
-Top or BootomSector or Block selection
● Single Supply Voltage
-Full Voltage range:2.7-3.6V
● Temperature Range
-Commercial(0℃ to +70℃)
-Industrial(-40℃ to +85℃)
● Cycling Endurance/Date Retention
-Typical 100k Program-Erase cycles on any sector
-Typical 20-year data retention at +55℃
