512k x 1 SERIAL FLASH
Description
Preliminary W45B512
512K × 1 SERIAL FLASH
GENERAL DESCRIPTION
The W45B512 is manufactured with Winbonds’ high performance CMOS WinFlash technology.
The Serial Flash is organized as 16 sectors of 4096 Bytes for the W45B512.
The memory is accessed for Read or Erase/Program by the SPI bus compatible serial protocol.
The bus signals are: serial data input (SI), serial data output (SO), serial clock (SCK), write protect (#WP), chip enable (#CE), and hardware reset (#RESET).
This device is offered in 8L SON and 32L PLCC package.
FEATURES
• Single 2.
7 − 3.
6V Read and Write Operations • Serial Interface Architecture
− SPI Compatible: Mode 0 and Mode 3 • Byte Serial Read with Single Command • Superior Reliability
− Endurance: 10,000 Cycles (Typ.
) − 20 years Data Retention • Low Power Consumption − Active Current: 30 mA (Max.
) − Standby Current: 15 µA (Max.
) • Sector or Chip-erase Capability − Uniform 4 KByte sectors • Fast Erase and Byte-program − Chip-erase ...
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