25B40 - Eon Silicon Solution

25B40 EN25B40

The EN25B40 is a 4M-bit (512K-byte) Serial Flash memory, with advanced write protection mechanisms, accessed by a high speed SPI-compatible bus. The memory can be programmed 1 to 256 bytes at a time, using the Page Program instruction. The EN25B40 has twelve sectors including seven sectors of 64KB, one sector of 32KB, one sector of 16KB, one sector of 8KB an.

Features

• Single power supply operation - Full voltage range: 2.7-3.6 volt
• 4 M-bit Serial Flash - 4 M-bit/512 K-byte/2048 pages - 256 bytes per programmable page
• High performance - 75MHz clock rate
• Low power consumption - 5 mA typical active current - 1 μA typical power down current
• Flexible Sector Architecture: - Two 4-Kbyte, one 8-Kbyte, one 16-Kbyte,one 32-Kbyte, and seven 64-Kbyte sectors
• Software and Hardware Write Protection: - Write Protect all or portion of memory via software - Enable/Disable protection with WP# pin
• High performance program/erase speed Byte program time: 7µs typic.