DS1302N

IC RTC CLK/CALENDAR SER 8DIP

Manufacturer: Analog Devices Inc./Maxim Integrated

Quality Control: Learn More

Analog Devices Inc./Maxim Integrated DS1302N is a Real Time Clock (RTC) IC offering clock and calendar functionality. This component features a 3-wire serial interface for communication and a 31-byte NVSRAM for data storage. The DS1302N supports both 12 and 24-hour time formats and includes leap year compensation. Its trickle-charger feature allows for battery backup with low current consumption, typically between 0.3µA and 1µA at 2V to 5V. The device operates across a voltage range of 2V to 5.5V, with a battery voltage support also from 2V to 5.5V. The DS1302N is housed in an 8-PDIP package suitable for through-hole mounting. It is commonly utilized in industrial and consumer electronics applications requiring accurate timekeeping. The operating temperature range is -40°C to 85°C.

Additional Information

Series: -RoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: TubeDatasheet:

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Technical Details:

Features	Leap Year, NVSRAM, Trickle-Charger
Packaging	Tube
Package / Case	8-DIP (0.300"", 7.62mm)
Mounting Type	Through Hole
Memory Size	31B
Interface	3-Wire Serial
Type	Clock/Calendar
Operating Temperature	-40°C ~ 85°C
Voltage - Supply	2V ~ 5.5V
Time Format	HH:MM:SS (12/24 hr)
Date Format	YY-MM-DD-dd
Supplier Device Package	8-PDIP
Voltage - Supply, Battery	2V ~ 5.5V
Current - Timekeeping (Max)	0.3µA ~ 1µA @ 2V ~ 5V
Programmable	Not Verified