MRCRON Double Data Rate (DDR) SDRAM MT46V64M4 16 Meg x 4 x 4 banks MT46V32M8 8 Meg x 8 x 4 banks MT46V16M16 4 Meg x 16 x 4 banks Manual | ST M24LR04E-R 4-Kbit EEPROM with password protection dual interface energy harvesting: 400 kHz I C bus ISO 15693 RF protocol at 13.56 MHz handbook |