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DS1339U-33+T&R Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
DS1339U-33+T&RMAXIM10000Yes

DS1339U-33+T&R is a real-time clock (RTC) module manufactured by **DALLAS** (now part of Maxim Integrated).

The DS1339U-33+T&R is a real-time clock (RTC) module manufactured by DALLAS (now part of Maxim Integrated). Below are its key specifications:

  • Supply Voltage: 2.97V to 5.5V (3.3V nominal)
  • Interface: I²C (2-wire serial)
  • Timekeeping Accuracy: ±2ppm from 0°C to +40°C
  • Operating Temperature Range: -40°C to +85°C
  • Battery Backup Support: Yes (for continuous timekeeping)
  • Package: 8-pin µSOP
  • Features:
  • Seconds, minutes, hours, day, date, month, and year with leap-year compensation
  • Two time-of-day alarms
  • Programmable square-wave output
  • 56-byte NV SRAM for data storage

This device is designed for applications requiring precise timekeeping with low power consumption.

(Note: DALLAS Semiconductor is a former brand now under Maxim Integrated, a subsidiary of Analog Devices.)

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