W25Q40BWSNIG

FLASH - NOR Memory IC 4Mbit SPI - Quad I/O 80 MHz 8-SOIC

Key Features

• Family of SpiFlash Memories
• – W25Q40BW: 4M-bit/512K-byte (524,288)
• – 256-byte per programmable page
• – Standard SPI: CLK, /CS, DI, DO, /WP, /Hold
• – Dual SPI: CLK, /CS, IO0, IO1, /WP, /Hold
• – Quad SPI: CLK, /CS, IO0, IO1, IO2, IO3
• Highest Performance Serial Flash
• – 80MHz Dual/Quad SPI clocks
• – 160/320MHz equivalent Dual/Quad SPI
• – 40MB/S continuous data transfer rate
• – Up to 6X that of ordinary Serial Flash
• – More than 100,000 erase/program cycles
• – More than 20-year data retention
• Efficient “Continuous Read Mode”
• – Low Instruction overhead
• – Continuous Read with 8/16/32/64-Byte Wrap
• – As few as 8 clocks to address memory
• – Allows true XIP (execute in place) operation
• – Outperforms X16 Parallel Flash
• Low Power, Wide Temperature Range
• – Single 1.65 to 1.95V supply
• – 4mA active current, <1µA Power-down current
• – -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 one to 256 bytes
• – Erase/Program Suspend & Resume
• Advanced Security Features
• – Software and Hardware Write-Protect
• – Top/Bottom, 4KB complement array protection
• – Lock-Down and OTP array protection(1)
• – 64-Bit Unique Serial Number for each device
• – 4X256-Byte Security Registers with OTP locks
• – Volatile & Non-volatile Status Register Bits
• Space Efficient Packaging
• – 8-pin SOIC 150-mil
• – 8-pad WSON 6x5-mm, USON 2x3-mm
• – Contact Winbond for KGD and other options