Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Maxim Integrated
	Product Type	Real Time Clock
	Date Format	D:D:M:Y
	Time Format	HH:MM:SS
	Sub Type	Real Time Clock
	Mount Type	Surface
	Package Type	SOP
	Pin Count	8
	RTC Memory Size	7bit
	Minimum Operating Temperature	-40°C
	Maximum Operating Temperature	85°C
	Length	3.1mm
	Series	DS1339BU
	Height	0.95mm
	Standards/Approvals	No
	Automotive Standard	No
	Maximum Supply Voltage	5.5V
	Minimum Supply Voltage	1.71V

	Select all
	Brand Maxim Integrated
	Product Type Real Time Clock
	Date Format D:D:M:Y
	Time Format HH:MM:SS
	Sub Type Real Time Clock
	Mount Type Surface
	Package Type SOP
	Pin Count 8
	RTC Memory Size 7bit
	Minimum Operating Temperature -40°C
	Maximum Operating Temperature 85°C
	Length 3.1mm
	Series DS1339BU
	Height 0.95mm
	Standards/Approvals No
	Automotive Standard No
	Maximum Supply Voltage 5.5V
	Minimum Supply Voltage 1.71V

Completely Manages All Timekeeping Functions

Real-Time Clock Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap-Year Compensation Valid Up to 2100

Two Time-of-Day Alarms

Programmable Square-Wave Output

Oscillator Stop Flag

Interfaces to Most Microcontrollers

I2C Serial Interface

Low-Power Operation Extends Battery Backup Run Time

Automatic Power-Fail Detect and Switch Circuitry

Trickle-Charge Capability

Surface-Mount Package with an Integrated Crystal (DS1339C Saves Additional Space and Simplifies Design

Applications

Consumer Electronics (Set-Top Box, Digital Recording, Network Appliance)

Handhelds (GPS, POS Terminal)

Medical (Glucometer, Medicine Dispenser)

Office Equipment (Fax/Printer, Copier)

Other (Utility Meter, Vending Machine, Thermostat, Modem)

Telecommunications (Router, Switcher, Server)

Maxim Integrated, Real Time Clock 7 bit Real Time Clock D:D:M:Y, 8-Pin SOP Surface

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