Микросхема W25Q64FWSIG
W25Q64FWSIG – 64M-BIT SERIAL FLASH MEMORY WITH DUAL AND QUAD SPI, SOP-8
Family of SpiFlash Memories
W25Q64FV: 64M-bit / 8M-byte (8,388,608)
Standard SPI: CLK, /CS, DI, DO, /WP, /Hold
Dual SPI: CLK, /CS, IO0, IO1, /WP, /Hold
Quad SPI: CLK, /CS, IO0, IO1, IO2, IO3
QPI: CLK, /CS, IO0, IO1, IO2, IO3
Highest Performance Serial Flash
104MHz Standard/Dual/Quad SPI clocks
208/416MHz equivalent Dual/Quad SPI
50MB/S continuous data transfer rate
More than 100,000 erase/program cycles
More than 20-year data retention
Efficient “Continuous Read” and QPI Mode
Continuous Read with 8/16/32/64-Byte Wrap
As few as 8 clocks to address memory
Quad Peripheral Interface (QPI) reduces instruction overhead
Allows true XIP (execute in place) operation
Outperforms X16 Parallel Flash
Low Power, Wide Temperature Range
Single 2.7 to 3.6V supply
4mA active current, <1μA Power-down (typ.)
-40°C to +85°C operating range
Flexible Architecture with 4KB sectors
Uniform Sector Erase (4K-bytes)
Uniform Block Erase (32K and 64K-bytes)
Program 1 to 256 byte per programmable page
Erase/Program Suspend & Resume
Advanced Security Features
Software and Hardware Write-Protect
Top/Bottom, 4KB complement array protection
Power Supply Lock-Down and OTP protection
64-Bit Unique ID for each device
Discoverable Parameters (SFDP) Register
3X256-Bytes Security Registers with OTP locks
Volatile & Non-volatile Status Register Bits
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