BQ4802YDWR
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- Mfr.Part #
- BQ4802YDWR
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 28-SOIC
- Stock
- 760
- In Stock ：
- 760
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- Manufacturer :
- Texas Instruments
- Product Category :
- Real Time Clocks
- Peak Reflow Temperature (Cel) :
- 260
- Length :
- 17.9mm
- Interface :
- Parallel
- Power Supplies :
- 5V
- Packaging :
- Tape and Reel (TR)
- Interrupt Capability :
- Y
- Feature :
- Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
- Terminal Position :
- Dual
- Factory Lead Time :
- 6 Weeks
- Operating Temperature :
- 0°C~70°C
- Pin Count :
- 28
- Weight :
- 730.794007mg
- Base Part Number :
- BQ4802
- Supply Current-Max :
- 9mA
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- RoHS Status :
- ROHS3 Compliant
- Radiation Hardening :
- No
- JESD-609 Code :
- e4
- Number of Timers :
- 1
- ECCN Code :
- EAR99
- Pbfree Code :
- yes
- Current - Timekeeping (Max) :
- 1.5mA Typ @ 4.5 V~5.5 V
- Terminal Pitch :
- 1.27mm
- Operating Supply Voltage :
- 5V
- Volatile :
- No
- Type :
- Clock/Calendar
- Mount :
- Surface Mount
- Contact Plating :
- Gold
- Lead Free :
- Lead Free
- Thickness :
- 2.35mm
- Voltage - Supply, Battery :
- 2.4V~4V
- Width :
- 7.5mm
- Logic Function :
- Clock
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Clock Frequency :
- 0.032MHz
- Supply Voltage :
- 5V
- HTS Code :
- 8542.39.00.01
- Date Format :
- YY-MM-DD-dd
- Voltage - Supply :
- 4.5V~5.5V
- Height :
- 2.65mm
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Number of Terminations :
- 28
- Time Format :
- HH:MM:SS (12/24 hr)
- Number of Pins :
- 28
- Mounting Type :
- Surface Mount
- Time-Min :
- SECONDS
- Datasheets
- BQ4802YDWR
Real Time Clocks Texas Instruments BQ4802YDWR Overview
The Real Time Clocks Texas Instruments BQ4802YDWR is a high-performance integrated circuit designed to maintain accurate time and date information in electronic devices. Manufactured by Texas Instruments, this real-time clock (RTC) utilizes parallel interface technology, encapsulated in a compact 28-SOIC package, making it ideal for sophisticated, space-constrained applications. This device is specifically engineered to meet the demands of embedded systems requiring reliable timekeeping under varying conditions and power fluctuations. Its robust feature set ensures high reliability and functionality, making it an excellent choice for designers focusing on efficiency and precision.
BQ4802YDWR Features
The BQ4802YDWR offers several key features that enhance its utility in electronic systems:
- Accurate tracking of time and date, including leap years, up to the year 2100.
- Low power consumption, which helps preserve battery life in portable applications.
- Automatic battery backup switching, ensuring uninterrupted operation during power failures.
- Parallel interface for easy integration with mainstream microcontrollers and processors.
- Integrated crystal oscillator with high stability and precision.
- Durable 28-SOIC package designed for robust handling and long-term reliability.
BQ4802YDWR Applications
- Consumer Electronics: Utilized in devices like smart home controllers and digital cameras to maintain accurate time stamps and operational logs.
- Industrial Systems: Ensures precise timekeeping in systems such as programmable logic controllers and industrial monitoring equipment that require stringent time-based control and logging.
- Telecommunication Infrastructure: Critical for maintaining time synchronization across various communication equipment to support network reliability and coordination.
- Automotive Electronics: Used in vehicle telematics systems to provide accurate timestamping for event recording and navigation systems.
- Portable Devices: Ideal for portable medical devices and handheld instruments where precise timekeeping is essential for data integrity and device functionality.
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