M41T82ZM6F

M41T82ZM6F

M41T82SM6F

M41T82SM6F

M41T82RM6F

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Serial I²C bus real-time clock (RTC) with battery switchover

Quantity $ per Unit Savings
1 - 9$2.790%
10 - 24$2.5110%
25 - 99$2.3715%
100 - 249$2.0626%
250 - 499$1.9530%
500$1.7537%
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$2.79
Parameter NameParameter Value
Operating RangeIndustrial
Supply Voltage Min Volt2.38
Supply Voltage Max Volt5.5
Operating Temp Min Celsius-40.0
Operating Temp Max Celsius85.0
ECCN USEAR99
ECCN EUNEC
Packing TypeTape And Reel
ROHS Compliance GradeEcopack1
GradeIndustrial
Package NameSO-8
Key features
  • Ultra-low battery supply current of 365 nA
  • Factory-calibrated accuracy of ±5 ppm typical after 2 reflows (SOX18)
    • Much better accuracies achievable using built-in programmable analog and digital calibration circuits
  • 2.0 V to 5.5 V clock operating voltage
  • Counters for tenths/hundredths of seconds, seconds, minutes, hours, day, date, month, year, and century
  • Automatic switchover and reset output circuitry (fixed reference)
    • M41T83S: VCC= 3.00 V to 5.50 V
    • M41T83R: VCC= 2.70 V to 5.50 V
    • M41T83Z: VCC= 2.38 V to 5.50 V
  • Serial interface supports I2C bus (400 kHz protocol)
  • Programmable alarm with interrupt function (valid even during battery backup mode)
  • Optional 2ndprogrammable alarm available
  • Square wave output defaults to 32 KHz on power-up (M41T83 only)
  • RESET (RST) output
  • Watchdog timer
  • Programmable 8-bit counter/timer
  • 7 bytes of battery-backed user SRAM
  • Battery low flag
  • Low operating current of 80 μA
  • Oscillator stop detection
  • Battery or SuperCap™ backup
  • Operating temperature of –40 °C to 85 °C
  • Package options
    • a 16-lead QFN (M41T83)
    • an 8-lead SOIC (M41T82) or
    • an 18-lead embedded crystal SOIC (M41T83)
  • RoHS compliance: lead-free components are compliant with the RoHS directive