DS1747-70+ The Maxim Integrated DS1747-70+ is a Clock/Calendar IC featuring NVSRAM and Y2K compliance. It operates over a temperature range of 0°C to 70°C and requires a voltage of 4.5V to 5.5V.
Mfr Part #:

DS1747-70+

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Maxim Integrated DS1747-70+ is a Clock/Calendar IC featuring NVSRAM and Y2K compliance. It operates over a temperature range of 0°C to 70°C and requires a voltage of 4.5V to 5.5V.
✓ Total Stock: 2,052 pcs

DS1747-70+ Available from 1 distributor

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DS1747-70+ Specifications Quick View

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

DS1747-70+ Description

Short technical summary and product information.

The DS1747-70+ from Maxim Integrated is a non-volatile timekeeping RAM with an integrated Real-Time Clock (RTC), crystal, and power-fail control circuit. It offers 512KB of memory and supports parallel interface for clock and calendar data access.

 

This device is Y2K compliant and provides BCD-coded time and date registers, including automatic leap year compensation valid up to the year 2100. It features power-fail write protection with a wide power supply tolerance of ±10% VCC. The operating temperature range is 0°C to 70°C, with an operating current of 4mA at 5V.

 

The DS1747-70+ is supplied in a 32-EDIP package with a through-hole mounting type. It is designed for applications requiring reliable timekeeping and non-volatile data storage, such as embedded systems, data loggers, and industrial control equipment.

DS1747-70+ Quick Information

Product Type: Real Time Clock
Canonical Name: DS1747-70+ Clock/Calendar IC
Subcategory: Clock/Calendar

DS1747-70+ Compliance

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

DS1747-70+ Features

  • Integrated NV SRAM and Real-Time Clock.
  • Y2K compliant with leap year compensation.
  • Operates from 4.5V to 5.5V supply.
  • Wide operating temperature range of 0°C to 70°C.
  • 32-EDIP through-hole package.

DS1747-70+ Applications

  • Ideal for embedded system timekeeping.
  • Suitable for data logging applications.
  • Used in industrial control systems.
  • Provides reliable calendar functions.

DS1747-70+ FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the DS1747-70+?

The operating voltage for the DS1747-70+ is 4.5V to 5.5V.

What is the operating temperature range of the DS1747-70+?

The DS1747-70+ operates within a temperature range of 0°C to 70°C.

What package type is the DS1747-70+ available in?

The DS1747-70+ is available in a 32-DIP Module (0.600", 15.24mm) package.

Is the DS1747-70+ RoHS compliant?

The DS1747-70+ is RoHS3 Compliant.

What is the memory size of the DS1747-70+?

The DS1747-70+ has a memory size of 512KB.

Does the DS1747-70+ support leap year compensation?

Yes, the DS1747-70+ supports leap year compensation valid up to the year 2100.

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