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X1226S8I

Real Time Clock

  • Manufacturer:

    Renesas Electronics Corporation

  • Mfr.Part #:

    X1226S8I

  • Datasheet:

    X1226S8I Datasheet (PDF) pdf-icon

  • Programmabe:

    Not Verified

  • Type:

    Clock/Calendar

  • Features:

    Alarm, Leap Year

  • Time Format:

    HH:MM:SS (12/24 hr)

email Email: [email protected]
skype Skype: live:.cid.ab6b29428937b76
tel Tel: +852 95804164

X1226S8I General Description

Real Time Clock (RTC) IC Clock/Calendar I2C, 2-Wire Serial 8-SOIC (0.154", 3.90mm Width)

Key Features

  • Real Time Clock/Calendar
  • —Tracks time in Hours, Minutes, and Seconds
  • —Day of the Week, Day, Month, and Year
  • 2 Polled Alarms (Non-volatile)
  • —Settable on the Second, Minute, Hour, Day of the Week, Day, or Month
  • —Repeat Mode (periodic interrupts)
  • Oscillator Compensation on chip
  • —Internal feedback resistor and compensation capacitors
  • —64 position Digitally Controlled Trim Capacitor
  • —6 digital frequency adjustment settings to ±30ppm
  • Battery Switch or Super Cap Input
  • 512 x 8 Bits of EEPROM
  • —64-Byte Page Write Mode
  • —8 modes of Block Lock™ Protection
  • —Single Byte Write Capability
  • High Reliability
  • —Data Retention: 100 years
  • —Endurance: 100,000 cycles per byte
  • 2-Wire™ Interface interoperable with I2C
  • —400kHz data transfer rate
  • Frequency Output (SW Selectable: Off, 1Hz,
  • 4096Hz or 32.768kHz)
  • Low Power CMOS
  • —1.25µA Operating Current (Typical)
  • Small Package Options
  • —8-Lead SOIC and 8-Lead TSSOP

Specifications

Programmabe Not Verified Type Clock/Calendar
Features Alarm, Leap Year Time Format HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd Interface I2C, 2-Wire Serial
Voltage - Supply 2.7V ~ 5.5V Voltage - Supply, Battery 1.8V ~ 5.5V
Current - Timekeeping (Max) 10µA ~ 20µA @ 2.7V ~ 5V Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount Base Product Number X1226

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