DESCRIPTION. The DS1646 is a 128K x 8 nonvolatile static RAM with a full function Real Time Clock (RTC) which are both ac- cessible in a Byte–wide format.
The DS1646 is a 128k x 8 nonvolatile static RAM with a full-function real ... The DS1646 is available in two packages: 32-pin DIP and 34-pin PowerCap module ...
The DS1646 has a self-contained lithium power source that is designed to provide energy for clock activity, and clock and RAM data retention when the Vcc ...