DS1307N The Analog Devices DS1307N is a serial real-time clock (RTC) with calendar functions and 56 bytes of NV SRAM. It communicates via an I2C interface and operates from -40°C to 85°C.
Mfr Part #:

DS1307N

Available from 3 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Analog Devices DS1307N is a serial real-time clock (RTC) with calendar functions and 56 bytes of NV SRAM. It communicates via an I2C interface and operates from -40°C to 85°C.
✓ Total Stock: 26,568 pcs

DS1307N Available from 3 distributors

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DS1307N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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DS1307N Description

Short technical summary and product information.

The DS1307N from Analog Devices is a low-power, full binary-coded decimal (BCD) clock/calendar IC that includes 56 bytes of non-volatile SRAM. It manages all timekeeping functions, counting seconds, minutes, hours, day of the month, month, day of the week, and year, with leap-year compensation valid up to 2100. The device features an I2C serial interface for easy integration with microcontrollers.

 

Key features include a programmable square-wave output signal and automatic power-fail detect circuitry that switches to a backup supply, ensuring continuous timekeeping operation. The DS1307N operates within a voltage range of 2V to 3.5V and consumes less than 500nA in battery-backup mode with the oscillator running. It supports both 12-hour and 24-hour formats with an AM/PM indicator.

 

This IC is available in an 8-pin PDIP package, suitable for through-hole mounting. The operating temperature range is -40°C to +85°C, making it suitable for a wide range of applications. The DS1307N also provides 56 bytes of general-purpose RAM with unlimited writes, offering flexibility for data storage.

DS1307N Quick Information

Product Type: Real Time Clock IC
Canonical Name: DS1307N Clock/Calendar IC
Subcategory: Real Time Clocks

DS1307N Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

DS1307N Features

  • Manages all timekeeping functions accurately.
  • Includes 56 bytes of battery-backed RAM.
  • Features I2C serial interface for microcontrollers.
  • Operates from -40°C to 85°C.
  • Automatic power-fail detect and switch.

DS1307N Applications

  • Ideal for embedded system timekeeping.
  • Suitable for battery-backed applications.
  • Used in devices requiring calendar functions.
  • Supports 12-hour and 24-hour formats.

DS1307N FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the DS1307N?

The operating voltage range for the DS1307N is 2V to 3.5V.

What package type is the DS1307N available in?

The DS1307N is available in an 8-PDIP package.

What is the operating temperature range for the DS1307N?

The operating temperature range for the DS1307N is -40°C to +85°C.

Is the DS1307N RoHS compliant?

The DS1307N is RoHS3 Compliant.

What is the memory size of the DS1307N?

The DS1307N has a memory size of 56B.

What interface does the DS1307N use?

The DS1307N uses an I²C, 2-Wire Serial interface.

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