DS12887A MAXIM/DALLAS Real Time Clock | Veswin Electronics Limited
DextersLab2013: Dallas DS12887A NVRAM PC CMOS External Battery Hack
DALLAS DS12887A DIP-24 Real-Time Clock Chip RAM 128 DS12887+ DS12887 – PC Doctor Computer Sales & Services
4 of Dallas DS12887A Dip-24 Real-time Clock USA Ship for sale online | eBay
GW-12887-1 DS12887 RTC Replacement Module from The Glitch Works on Tindie
foone on Twitter: "And you can mod an existing DS1287/DS12887 to have an external battery. It's just scary and requires a dremel or xacto knife. https://t.co/wk8JgntzNC https://t.co/TAuEweqmML" / Twitter