Part Number | DS1557 |
Manufacturer | Dallas Semiconducotr |
Description | 4MEG NV Y2KC Timekeeping RAM |
Features | Integrated NV SRAM, Real-Time Clock (RTC), Crystal, Power-Fail Control Circuit, and Lithium Energy Source Clock Regi... |
Published | Sep 21, 2005 |
Datasheet | DS1557 PDF File |