Description
The DS1644L is a low profile module that requires a PLCC surface mountable socket a
Features
- Upward compatible with the DS1643AL Timekeeping
RAM to achieve higher RAM density.
- Integrated NV SRAM, real time clock, crystal, power.
- fail control circuit and lithium energy source.
- Low profile socketable module.
- 255 mil package height.
- Clock registers are accessed identical to the static
RAM. These registers are resident in the eight top RAM locations.
- Totally nonvolatile with over 10 years of operation in
the absence of power.
DS1644LPM Datasheet
