M95640-WMN6P [STMicroelectronics]

The M95640 series are 64-Kbit serial SPI bus EEPROMs organized as 8192 x 8 bits. They support SPI interface with clock up to 20 MHz and fast write cycle time of 5 ms. The devices operate over a wide supply voltage range (1.7V to 5.5V depending on model) and temperature range (-40°C to +85°C). Features include an additional write-lockable identification page, enhanced ESD protection, more than 4 million write cycles, and over 200-year data retention. Available in SO8, TSSOP8, UFDFPN8, and WLCSP packages (ECOPACK2).