Description
www.DataSheet4U.com HANBit HMNR1288D(V) 5.0 or 3.3V, 1 Mbit (128 Kbit x 8) TIMEKEEPER NVSRAM Part No.HMNR1288D(V) GENERAL .
The HMNR1288D(V) TIMEKEEPER SRAM is a 128Kb x 8 non-volatile static RAM and real time clock organized as 131,072 words by 8 bits.
Features
* YEAR 2000 COMPLIANT
* 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
Applications
* 10 YEARS OF DATA RETENTION and CLOCK OPERATION IN THE ABSENCE OF POWER PIN and FUNCTION COMPATIBLE WITH INDUSTRY STANDARD 128K x 8 SRAMS
* SELF-CONTAINED BATTERY and CRYSTAL IN DIP PACKAGE
* BATTERY LOW WARNING FLAG
* SOFTWARE CONTROLLED CLOCK CALIBRATION FOR HIGH ACCURACY APPLICAT
