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DS1302N The Analog Devices DS1302N is a Real Time Clock IC with a 3-Wire Serial interface. It operates from 2V to 5.5V and includes 31 bytes of RAM.
Mfr Part #:

DS1302N

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Analog Devices DS1302N is a Real Time Clock IC with a 3-Wire Serial interface. It operates from 2V to 5.5V and includes 31 bytes of RAM.
✓ Total Stock: 7 pcs

DS1302N Available from 1 distributor

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Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Speed Components Ltd ✓
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7 pcs
On Request
7 pcs On Request 1 On Request On Request 537 On Request On Request
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DS1302N Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Date Format
Features
Interface
Memory Size
Mounting Type
Operating Temperature
Supplier Device Package
Time Format
Type
Voltage
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DS1302N Description

Short technical summary and product information.

The Analog Devices DS1302N is a trickle-charge timekeeping chip that manages all timekeeping functions, including seconds, minutes, hours, date, month, day of the week, and year with leap-year compensation valid up to 2100. It features 31 bytes of battery-backed general-purpose RAM.

 

This IC offers a simple 3-wire serial interface compatible with most microcontrollers, supporting single-byte or multiple-byte data transfer. It operates on low power, consuming less than 300nA at 2.0V, extending battery backup run time. The voltage range for full operation is 2.0V to 5.5V.

 

The DS1302N is available in an 8-pin PDIP package, minimizing required space. It supports an optional industrial temperature range of -40°C to +85°C, making it suitable for a wide range of applications. The device is RoHS3 compliant and has an MSL of 1.

DS1302N Quick Information

Product Type: Real Time Clock
Canonical Name: DS1302N Clock/Calendar IC
Subcategory: Real Time Clocks

DS1302N Compliance

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

DS1302N Features

  • Manages all timekeeping functions including leap year.
  • 31 bytes of battery-backed RAM included.
  • Simple 3-wire serial interface.
  • Low power operation extends battery backup.
  • Available in 8-PDIP through-hole package.

DS1302N Applications

  • Embedded timing and scheduling systems
  • Industrial control applications
  • Consumer electronics with real-time clock needs
  • Data logging devices
  • Harsh environment timing modules

DS1302N FAQs

4 frequently asked questions generated from this part’s specifications.
What are the key features of the DS1302N Real Time Clock IC?

The DS1302N features complete timekeeping functions with leap-year compensation, 31 bytes of battery-backed RAM, a simple 3-wire serial interface, and low power operation.

What is the operating voltage range for the DS1302N?

The DS1302N operates from 2.0V to 5.5V.

What package type is the DS1302N available in?

The DS1302N is available in an 8-PDIP package and an 8-DIP (0.300", 7.62mm) package.

What is the operating temperature range for the DS1302N?

The operating temperature range for the DS1302N is -40°C to +85°C.

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