DS1337+ by Analog Devices

I²C Serial Real-Time Clock

Status: Active
Series: DS1337, DS1337C
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

The DS1337 serial real-time clock is a low-power clock/calendar with two programmable time-of-day alarms and a programmable square-wave output. Address and data are transferred serially through an I²C bus. The clock/calendar provides seconds, minutes, hours, day, date, month, and year information. The date at the end of the month is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with AM/PM indicator. The device is fully accessible through the serial interface while VCC is between 1.8V and 5.5V. I²C operation is not guaranteed below 1.8V. Timekeeping operation is maintained with VCC as low as 1.3V.

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Prices starting from US$2.22

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Features

Completely Manages All Timekeeping Functions Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap-Year Compensation Valid Up to 2100 Two Time-of-Day Alarms Programmable Square-Wave Output Defaults to 32kHz on Power-Up Oscillator Stop Flag
Real-Time Clock (RTC) Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap-Year Compensation Valid Up to 2100
Two Time-of-Day Alarms
Programmable Square-Wave Output Defaults to 32kHz on Power-Up
Oscillator Stop Flag
Interfaces with Most Microcontrollers I2C Serial Interface
I2C Serial Interface
Surface-Mount Package with an Integrated Crystal (DC1337C) Saves Additional Space and Simplifies Design
-40°C to +85°C Industrial Temperature Range Supports Operation in a Wide Range of Applications

Specifications

Interface I2C
VSUPPLY (V) 1.8 to 5.5
Date/ Time Format (hh = sec/100) YY-MM-DD/ HH:MM:SS
Time Keeping Current (nA) (typ) 425
CL (pF) 6
Memory Type None
Time of Day Alarms 2
Package/Pins PDIP/8SOIC (N)/8SOIC (W)/16UMAX/8
BudgetaryPrice (See Notes) 1.42


DS1337+ Semiconductors - ICs by Analog Devices

RTC SERIAL ALARM LOW POWER 1337

Status: Unknown
Series: -
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Date Format Day
Clock Format ss
Clock IC Type RTC
Supply Voltage Min 1.8V
Supply Voltage Max 5.5V
Clock IC Case Style DIP
No. of Pins 8Pins
IC Interface Type I2C Serial
Operating Temperature Min -40°C
Operating Temperature Max 85°C
Product Range -
Automotive Qualification Standard -
RoHS Phthalates Compliant To Be Advised
MSL -
SVHC No SVHC (15-Jan-2018)
Clock Frequency 0.032768MHz
IC Temperature Range Industrial
No. of Outputs 2Outputs
Operating Temperature Range -40°C to +85°C
RTC Features Square-Wave Output
Supply Voltage Range 1.8V to 5.5V
Termination Type Through Hole
Type Alarm RTC

Alternative Descriptions

I²C Serial Real-Time Clock | Analog Devices
Rtc, Serial Alarm, Low Power, 1337 | Newark Electronics
RTC, SERIAL ALARM, LOW POWER, 1337 | element14
REAL TIME CLOCK, ALARMS SERIAL-I2C PDIP8 | RS
RTC I²C 2xTime-Of-Day-Alarm DIP8 | Schukat Electronic

Frequently Asked Questions

Where can I find additional details, specifications and documents for a DS1337+ ?

Additional datasheets, footprints and schematics for DS1337+ are listed on our Part Details page. You can also find images and similar parts to DS1337+ on this page.

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Distributor pricing and stock information is available for DS1337+ on our Product Comparison page. Access via the 'View Pricing & Stock' button to view DS1337+ price breaks, MOQs, lead times, inventory and SKUs from distributors.

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Is the DS1337+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for DS1337+ have stock available?

Authorised distributors including Analog Devices, Newark Electronics, element14, Farnell and RS have stock available or on a lead time for DS1337+ .

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