DS1511W The Analog Devices / Maxim Integrated DS1511W is a Clock/Calendar Real Time Clock with a Parallel interface. It features 256 bytes of battery-backed SRAM and operates from 2.5V to 3.7V.
Mfr Part #:

DS1511W

Available from 1 distributors
Mfr Name: Analog Devices / Maxim Integrated
Analog Devices / Maxim Integrated
The Analog Devices / Maxim Integrated DS1511W is a Clock/Calendar Real Time Clock with a Parallel interface. It features 256 bytes of battery-backed SRAM and operates from 2.5V to 3.7V.
✓ Total Stock: 22 pcs

DS1511W Available from 1 distributor

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DS1511W 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
Watchdog Timer

DS1511W Description

Short technical summary and product information.

The DS1511W from Analog Devices / Maxim Integrated is a full-function, Y2K-compliant Real-Time Clock (RTC) with an RTC alarm, watchdog timer, power-on reset, and battery monitors. It includes 256 bytes of non-volatile SRAM and a 32.768kHz output. User access to all registers is accomplished with a byte-wide parallel interface. The RTC registers store century, year, month, date, day, hours, minutes, and seconds data in 24-hour binary-coded decimal (BCD) format, with automatic corrections for day of month and leap year up to the year 2100.

 

This device operates from 2.5V to 3.7V and consumes approximately 4mA at 3V. It features a programmable watchdog timer and RTC alarm, precision power-on reset, and power-control circuitry. The DS1511W is available in a 28-pin DIP Module (0.600", 15.24mm) package and is designed for through-hole mounting. Its operating temperature range is 0°C to 70°C.

 

Applications for the DS1511W include remote systems, battery-backed systems, telecom switches, office equipment, and consumer electronics.

DS1511W Quick Information

Product Type: Real Time Clock
Canonical Name: DS1511W Clock/Calendar IC
Subcategory: Clock/Calendar

DS1511W Compliance

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

DS1511W Features

  • Y2K-compliant Real Time Clock
  • 256 bytes of battery-backed SRAM
  • Programmable watchdog timer and RTC alarm
  • Parallel interface for register access
  • 0°C to 70°C operating temperature range

DS1511W Applications

  • Suitable for remote systems
  • Ideal for battery-backed applications
  • Used in telecom switches
  • Applicable to office equipment
  • Designed for consumer electronics

DS1511W FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage for the DS1511W?

The operating voltage for the DS1511W is between 2.5V and 3.7V.

What is the operating temperature range of the DS1511W?

The DS1511W operates in a temperature range of 0°C to 70°C.

What package type is the DS1511W available in?

The DS1511W is available in a 28-DIP Module (0.600", 15.24mm) package.

Does the DS1511W have RoHS compliance?

The DS1511W is RoHS3 Compliant.

What is the memory size of the DS1511W?

The DS1511W has a memory size of 256B.

What features does the DS1511W offer?

The DS1511W features an alarm, leap year compensation, NVSRAM, square wave output, watchdog timer, and Y2K compliance.

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