Bus interface connection protocol, I2C Communication, Random Access Memory

 M95320 Series 32 Kb (4 K x 8) 5.5 V Serial SPI Bus EEPROM w/ High-Speed Clock

https://www.futureelectronics.com/p/semiconductors--memory--RAM--eeprom--spi-interface-protocol/cat25128vi-gt3-onsemi-3929064