Description
www.DataSheet4U.com HANBit HMNR328D(V) 5.0 or 3.3V, 256K bit (32 Kbit x 8) TIMEKEEPER NVSRAM Part No.HMNR328D(V) GENERAL .
The HMNR328D(V) TIMEKEEPER SRAM is a 32Kb x 8 non-volatile static RAM and real time clock organized as 32,768 words by 8 bits.
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)
* HMNR328D : VCC
Applications
* 10 YEARS OF DATA RETENTION and CLOCK OPERATION IN THE ABSENCE OF POWER PIN and FUNCTION COMPATIBLE WITH INDUSTRY STANDARD 32K x 8 SRAMS
* SELF-CONTAINED BATTERY and CRYSTAL IN DIP PACKAGE
OPTIONS
w Timing 70 ns 85 ns 100 ns
MARKING
-70 -85 -100
PIN ASSIGNMENT
A14 A12 A7 A6 A5 A4 A3 A2 A
