HMNR28D Datasheet - Hanbit Electronics

HMNR28D TIMEKEEPER NVSRAM

The HMNR28D(V) TIMEKEEPER SRAM is a 2Kb x 8 non-volatile static RAM and real time clock organized as 2,048 words by 8 bits. The special DIP package provides a fully integrated battery back-up memory and real time clock solution. The HMNR28D(V) directly replaces industry standard 2Kbit x 8 SRAMs. It .

HMNR28D Features

* INTEGRATED LOW POWER SRAM, REAL TIME CLOCK, POWER-FAIL CONTROL CIRCUIT, BATTERY and CRYSTAL

* BCD CODED YEAR, MONTH, DAY, DATE, HOURS, MINUTES, and SECONDS

* AUTOMATIC POWER-FAIL CHIP DESELECT and WRITE PROTECTION VOLTAGES : (VPFD = Power-fail Deselect Voltage)

* HMNR28D : VCC

HMNR28D_HanbitElectronics.pdf