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DS1308 Datasheet Low-current I2c Rtc

Manufacturer: Maxim Integrated (now Analog Devices)

Overview: DS1308 Low-Current I2C RTC with 56-Byte NV RAM General.

General Description

The DS1308 serial real-time clock (RTC) is a low-power, full binary-coded decimal (BCD) clock/calendar plus 56 bytes of NV RAM.

Address and data are transferred serially through an I2C interface.

The clock/calendar provides seconds, minutes, hours, day, date, month, and year information.

Key Features

  • Compatible with Crystal ESR Up to 100kΩ Allows a Crystal to be Optimized for Cost and Space.
  • Low-Power Operation Extends Battery Backup Run Time.
  • Low Timekeeping Current of 250nA (typ).
  • Automatic Power-Fail Detect and Switch Circuitry.
  • Completely Manages All Timekeeping Functions.
  • Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2400.
  • E.

DS1308 Distributor & Price

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More Datasheets from Maxim Integrated (now Analog Devices)

Part Number Description
DS1302 Trickle-Charge Timekeeping Chip
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DS1306 Serial Alarm Real-Time Clock
DS1312 Nonvolatile Controller
DS1314 3V Nonvolatile Controller
DS1315 Phantom Time
DS1318 Parallel-Interface Elapsed Time Counter
DS1321 Flexible Nonvolatile Controller
DS1337 I2C Serial Real-Time Clock
DS1339 I2C Serial Real-Time Clock