BQ4802LYDW
- Mfr.Part #
- BQ4802LYDW
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 28-SOIC
- Stock
- 1,155
- In Stock :
- 1,155
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- Real Time Clocks
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- RoHS Status :
- ROHS3 Compliant
- Pin Count :
- 28
- Current - Timekeeping (Max) :
- 1.5mA Typ @ 2.7 V~3.6 V
- ECCN Code :
- EAR99
- Logic Function :
- Clock
- REACH SVHC :
- No SVHC
- Terminal Position :
- Dual
- Time Format :
- HH:MM:SS (12/24 hr)
- JESD-609 Code :
- e4
- Supply Voltage :
- 3.3V
- Contact Plating :
- Gold
- Mount :
- Surface Mount
- Weight :
- 730.794007mg
- Radiation Hardening :
- No
- Base Part Number :
- BQ4802
- Number of Outputs :
- 8
- Time-Min :
- SECONDS
- Volatile :
- yes
- Number of Timers :
- 1
- Length :
- 17.9mm
- Pbfree Code :
- yes
- Feature :
- Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
- Peak Reflow Temperature (Cel) :
- 260
- Voltage - Supply, Battery :
- 2.4V~4V
- Lead Free :
- Lead Free
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Operating Temperature :
- 0°C~70°C
- Number of Terminations :
- 28
- Factory Lead Time :
- 6 Weeks
- Terminal Pitch :
- 1.27mm
- Supply Current-Max :
- 9mA
- Width :
- 7.5mm
- Mounting Type :
- Surface Mount
- Packaging :
- Tube
- Date Format :
- YY-MM-DD-dd
- Height :
- 2.65mm
- Voltage - Supply :
- 2.7V~3.6V
- Interrupt Capability :
- Y
- Operating Supply Voltage :
- 3.3V
- Thickness :
- 2.35mm
- Clock Frequency :
- 0.032MHz
- Type :
- Clock/Calendar
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Interface :
- Parallel
- Number of Pins :
- 28
- Datasheets
- BQ4802LYDW

Real Time Clocks Texas Instruments BQ4802LYDW Overview
The Real Time Clocks Texas Instruments BQ4802LYDW is an advanced integrated circuit specifically engineered for timekeeping and calendar functionalities in electronic devices. This IC from Texas Instruments leverages a parallel interface and comes packaged in a 28SOIC format, making it suitable for compact system designs. With its ability to maintain accurate time and date information across a range of temperatures, the BQ4802LYDW is an ideal choice for applications demanding reliability and precision. Its robust design ensures long-term durability and stable operation, making it a preferred choice for bulk purchases by businesses looking to integrate a dependable time-keeping solution into their systems.
BQ4802LYDW Features
The BQ4802LYDW Real Time Clock (RTC) from Texas Instruments offers several distinguishing features that enhance its utility in electronic systems. These include battery backup capabilities, ensuring consistent timekeeping even during power outages, and a wide operating temperature range, which guarantees functionality in diverse environmental conditions. The device also supports leap year compensation up to the year 2100, and features automatic power-fail detect and switch circuits, further enhancing its resilience and reliability in critical applications.
BQ4802LYDW Applications
- Consumer Electronics: Used in devices like smart home systems and wearable technology to manage real-time scheduling and operation tasks.
- Telecommunication Systems: Provides time stamping for data logging and monitoring systems, essential for network management and diagnostics.
- Automotive Electronics: Integral to systems requiring precise timekeeping, such as in-car navigation and telematics.
- Industrial Automation: Helps coordinate time-sensitive operations in machinery and production lines, improving efficiency and productivity.
- Healthcare Equipment: Used in medical devices that require precise time management to ensure accurate patient care and record keeping.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















