DS1647P Datasheet - Maxim Integrated

Nonvolatile Timekeeping RAM

DS1647P Features

* PIN CONFIGURATIONS

* Integrates NV SRAM, Real-Time Clock, Crystal, Power-Fail Control Circuit, and Lithium Energy Source

* Clock Registers Are Accessed Identically to the Static RAM. These Registers are Resident in the Eight Top RAM Locations.

* Totally Nonvolatile with Over 10 Years o

DS1647P General Description

PIN PDIP PowerCap 1 34 23 3 32 4 30 5 25 6 24 7 23 8 22 9 21 10 20 11 19 12 18 23 28 25 29 26 27 27 26 28 31 30 33 31 2 13 16 14 15 15 14 17 13 18 12 19 11 20 10 21 9 16 17 22 8 24 7 29 6 32 5 *4 *1 * NAME A18 A16 A14 A12 A7 A6 A5 A4 A3 A2 A1 A0 A10 A11 A9 A8 A13 A17 A15 DQ0.

DS1647P Datasheet (376.93 KB)