![P129362145 STERIS Corporation BATTERY BACKED RAM AND CLOCK CHIP, WITH 28 PINS : PartsSource : PartsSource - Healthcare Products and Solutions P129362145 STERIS Corporation BATTERY BACKED RAM AND CLOCK CHIP, WITH 28 PINS : PartsSource : PartsSource - Healthcare Products and Solutions](https://img.partssource.com/f00000000288376/dam.partssource.com/m/cffe209998b33e7/Watermark_800_w-18458_P129362145_STERIS-Corporation-png.jpg)
P129362145 STERIS Corporation BATTERY BACKED RAM AND CLOCK CHIP, WITH 28 PINS : PartsSource : PartsSource - Healthcare Products and Solutions
![82214A - Hewlett-packard (HP) - 32KB Battery Backed RAM Card for 48SX and 48GX Calculators | Impact Computers 82214A - Hewlett-packard (HP) - 32KB Battery Backed RAM Card for 48SX and 48GX Calculators | Impact Computers](https://www.impactcomputers.com/image/cache/data/products/1/295650-400x400.jpg)
82214A - Hewlett-packard (HP) - 32KB Battery Backed RAM Card for 48SX and 48GX Calculators | Impact Computers
![circuit analysis - Voltage on battery-backed SRAM somehow higher than both battery and regulated supply - Electrical Engineering Stack Exchange circuit analysis - Voltage on battery-backed SRAM somehow higher than both battery and regulated supply - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/kBA9r.png)
circuit analysis - Voltage on battery-backed SRAM somehow higher than both battery and regulated supply - Electrical Engineering Stack Exchange
![Using a Supervisory Circuit to Turn a Conventional SRAM into Fast Non-Volatile Memory - Technical Articles Using a Supervisory Circuit to Turn a Conventional SRAM into Fast Non-Volatile Memory - Technical Articles](https://www.allaboutcircuits.com/uploads/articles/BBSRAMs_retain%C2%A0a_devices_memory_in_the_case_of_a_power_failure..jpg)
Using a Supervisory Circuit to Turn a Conventional SRAM into Fast Non-Volatile Memory - Technical Articles
![Texas Instruments TI83 Plus Graphing Calculator - Battery Backup - 24 KB, 160 KB - RAM, ROM - 8 Line(s) - 16 Digits - LCD - 64 x 96 - Battery Powered - 4 - AAA - 7.3" x 3.5" x 1" - Black - 1 Each Texas Instruments TI83 Plus Graphing Calculator - Battery Backup - 24 KB, 160 KB - RAM, ROM - 8 Line(s) - 16 Digits - LCD - 64 x 96 - Battery Powered - 4 - AAA - 7.3" x 3.5" x 1" - Black - 1 Each](https://content.etilize.com/images/900/10664107.jpg)