• Part: HMNR88DV
  • Description: TIMEKEEPER NVSRAM
  • Manufacturer: Hanbit Electronics
  • Size: 284.64 KB
Download HMNR88DV Datasheet PDF
HMNR88DV page 2
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HMNR88DV page 3
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HMNR88DV Key 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)
  • HMNR88D(V) : VCC = 4.5 to 5.5V 4.2V ≤ VPFD ≤ 4.5V
  • HMNR88D(V)V: VCC = 3.0 to 3.6V 2.7V ≤ VPFD ≤ 3.0V
  • CONVENTIONAL SRAM OPERATION : UNLIMITED WRITE CYCLES
  • SOFTWARE CONTROLLED CLOCK CALIBRATION FOR HIGH ACCURACY