DS1302
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- Mfr.Part #
- DS1302
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 8-DIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR SER 8-DIP
- Stock
- 23,325
- In Stock ：
- 23,325
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Real Time Clocks
- Package / Case :
- 8-DIP (0.300, 7.62mm)
- JESD-609 Code :
- e3
- Type :
- Clock/Calendar
- ECCN Code :
- EAR99
- Base Part Number :
- DS1302
- Memory Size :
- 31b
- Interrupt Capability :
- N
- Operating Temperature :
- 0°C~70°C
- Current - Timekeeping (Max) :
- 0.3μA~1μA @ 2V~5V
- Width :
- 7.87mm
- Logic Function :
- Clock
- Volatile :
- yes
- Number of Pins :
- 8
- Number of Terminations :
- 8
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Outputs :
- 1
- Terminal Position :
- Dual
- Information Access Method :
- SERIAL, 3-WIRE
- Supply Voltage :
- 3.3V
- Mount :
- Through Hole
- Terminal Pitch :
- 2.54mm
- Packaging :
- Tube
- Interface :
- 3-Wire Serial
- Pin Count :
- 8
- Additional Feature :
- BURST MODE RAM DATA TRANSFER; TIMEKEEPING CURRENT = 0.3UA
- Pbfree Code :
- yes
- REACH SVHC :
- No SVHC
- Height :
- 4.45mm
- Date Format :
- YY-MM-DD-dd
- Operating Supply Current :
- 1.2mA
- Weight :
- 930.006106mg
- Feature :
- Leap Year, NVSRAM, Trickle-Charger
- Published :
- 2002
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Mounting Type :
- Through Hole
- Time-Min :
- SECONDS
- Voltage - Supply :
- 2V~5.5V
- Power Supplies :
- 3/5V
- Factory Lead Time :
- 9 Weeks
- Length :
- 9.91mm
- Time Format :
- HH:MM:SS (12/24 hr)
- Voltage - Supply, Battery :
- 2V~5.5V
- Clock Frequency :
- 0.032MHz
- Lead Free :
- Lead Free
- RoHS Status :
- ROHS3 Compliant
- Contact Plating :
- Tin
- Radiation Hardening :
- No
- Operating Supply Voltage :
- 3.3V
- Datasheets
- DS1302
Real Time Clocks Analog Devices, Inc. DS1302 Overview
The DS1302 by Analog Devices, Inc. is a highly integrated Real Time Clock (RTC) that offers a complete solution for time-tracking and date-management in sophisticated electronics. This integrated circuit is encapsulated in an 8-pin DIP package, making it suitable for through-hole mounting on printed circuit boards. The DS1302 is designed to address the needs of complex data logging systems and time-sensitive applications, ensuring accuracy and reliability in timekeeping. Its ability to maintain seconds, minutes, hours, days, months, and years information, with corrections for leap years up to the year 2100, makes the Real Time Clocks Analog Devices, Inc. DS1302 a cornerstone in any time-based critical application.
DS1302 Features
The DS1302 Real Time Clock offers several key features that make it highly advantageous for various applications. These include a serial interface for minimal pin usage, a dual power supply pins for primary and backup energy sources, and programmable trickle charger for backup batteries. The clock operates in either 24-hour or 12-hour format with an AM/PM indicator, and is fully compatible with TTL standards. Additionally, the device incorporates a programmable calendar function up to the year 2100, accommodating all modern calendar requirements.
DS1302 Applications
- Consumer Electronics: Utilized in devices such as digital cameras, smart TVs, and other gadgets where time stamping is crucial for functionality and user interaction.
- Home Appliances: Embedded in microwave ovens, coffee makers, and smart home management systems to manage timing operations and enhance user convenience.
- Industrial Systems: Critical in data loggers, time management systems, and production line equipment where precise timing ensures operational efficiency and synchronization.
- Telecommunication: Used in network routers, switches, and communication equipment to provide timestamp and maintain log activities, crucial for network management and troubleshooting.
- Office Equipment: Applied in printers, copiers, and attendance machines to track usage periods and maintain logs of activities, aiding in device management and maintenance scheduling.
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