If you need external battery backuped SRAM, this might be your solution:
https://www.microchip.com/en-us/product/23lcv1024
* 128kByte capacity
* dedicated VBAT pin, automatic switchover
* 20 MHz SPI
https://www.microchip.com/en-us/product/23lcv1024
* 128kByte capacity
* dedicated VBAT pin, automatic switchover
* 20 MHz SPI
Statistics: Posted by fchk — Thu Apr 10, 2025 4:50 pm