Gravity I2C Real Time Clock Module (SD2405)

DFRobotSKU: RB-Dfr-756
Manufacturer #: DFR0469

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Sale price ¥1,530

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Description

  • Operation voltage range:3.3V~5.5V
  • Countdown timer interrupt
  • High precision time trimming circuit
  • 12-hour/24-hour time display selectable

The Gravity I2C Real Time Clock Module (SD2405) is dual power supply system. When the primary power supply goes down to an assigned value or resumes from low power, the system can switch between the primary power supply and battery automatically. Even there is no external power, it can still work for 5~8 years, 1uA ultra-low power consumption (inner battery, Ta=25°C).

  • 1x - Gravity: I2C SD2405 RTC Module
  • 1x - Gravity I2C 4-Pin Sensor Cable
  • 1x - XH2.54-5pin header

Gravity I2C Real Time Clock Module (SD2405)- Click to Enlarge

  • Size 35.50 x 22.00(mm)/1.4 x 0.87 inches
  • Weight: 6g
  • Low-power: typical 1uA (inner battery, Ta=25°C)
  • Timing Range: To 2099 (with leap year compensation)
  • Accuracy ±5ppm from -40°C to +85°C
  • Fast (400kHz) I2C Interface(4.5~5.5V)
  • Real-Time Clock Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap Year Compensation Valid Up to 2100
  • Time-of-Year, Month, Day, Week, Hour, Minute, Second Alarms
  • Programmable Square-Wave Output: 32768hz, 4096hz...1hz..1/16hz

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