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DS1644L-120 The Analog Devices DS1644L-120 is a Clock/Calendar with 32KB of memory. It operates within a voltage range of 4.5V to 5.5V and features EEPROM, Leap Year, NVSRAM, and RAM.
Mfr Part #:

DS1644L-120

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Analog Devices DS1644L-120 is a Clock/Calendar with 32KB of memory. It operates within a voltage range of 4.5V to 5.5V and features EEPROM, Leap Year, NVSRAM, and RAM.
✓ Total Stock: 3,500 pcs

DS1644L-120 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Components Technology Group, Inc. ✓
Non-Authorised Inventory information
3,500 pcs
On Request
3500 pcs On Request 1 On Request On Request On Request On Request On Request
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DS1644L-120 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Date Format
Features
Lead Spacing
Memory Size
Mounting Type
Operating Temperature
Supplier Device Package
Supplier Package
Tape & Reel
Time Format
Type
Voltage
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DS1644L-120 Description

Short technical summary and product information.

The Analog Devices DS1644L-120 is a non-volatile timekeeping RAM module. It functions as a Clock/Calendar, offering 32KB of memory capacity. This component is designed for through-hole mounting and operates within a voltage range of 4.5V to 5.5V, consuming approximately 4mA at 5V.

 

Key features include EEPROM, leap year calculation, NVSRAM, and standard RAM capabilities. The operating temperature range is from 0°C to 70°C. The device supports both date and time formats, with the date specified as YY-MM-DD and the time as HH:MM:SS (24-hour format).

 

Packaged in a 28-DIP module, the DS1644L-120 is suitable for applications requiring reliable timekeeping and data retention. Its through-hole mounting type facilitates integration into various electronic designs.

DS1644L-120 Quick Information

Product Type: Real Time Clock
Canonical Name: DS1644 NV TIMEKEEPING RAM
Subcategory: Real Time Clocks

DS1644L-120 Compliance

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

DS1644L-120 Features

  • Non-volatile timekeeping RAM module.
  • 32KB memory capacity for data storage.
  • Operates from 4.5V to 5.5V supply.
  • Wide 0°C to 70°C operating temperature.
  • Through-hole mounting for easy integration.

DS1644L-120 Applications

  • Ideal for systems needing persistent time data.
  • Suitable for industrial control applications.
  • Used in data logging equipment.
  • Applicable for embedded system clocks.

DS1644L-120 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the DS1644L-120?

The operating voltage is 4.5V to 5.5V.

What is the operating temperature range of the DS1644L-120?

The operating temperature range is 0°C to 70°C.

What package type is the DS1644L-120 supplied in?

The DS1644L-120 is supplied in a 28-DIP Module (0.600", 15.24mm) with through-hole mounting.

What are the key features of the DS1644L-120?

Key features include EEPROM, Leap Year support, NVSRAM, and RAM.

What is the memory size of the DS1644L-120?

The memory size is 32KB.

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