BQ4845S-A4G4
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- Mfr.Part #
- BQ4845S-A4G4
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 28-SOIC
- Stock
- 13,292
- In Stock ：
- 13,292
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- Manufacturer :
- Texas Instruments
- Product Category :
- Real Time Clocks
- Weight :
- 730.794007mg
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- Width :
- 7.52mm
- Power Supplies :
- 5V
- Terminal Pitch :
- 1.27mm
- Base Part Number :
- BQ4845
- Number of Terminations :
- 28
- RoHS Status :
- ROHS3 Compliant
- Lead Free :
- Lead Free
- Interrupt Capability :
- Y
- Contact Plating :
- Gold
- Operating Supply Voltage :
- 5V
- Voltage - Supply, Battery :
- 2.3V~4V
- Height :
- 2.35mm
- Radiation Hardening :
- No
- JESD-609 Code :
- e4
- Supply Voltage :
- 5V
- Packaging :
- Tube
- Time Format :
- HH:MM:SS (12/24 hr)
- Mount :
- Surface Mount
- Logic Function :
- Clock
- Number of Pins :
- 28
- Time-Min :
- SECONDS
- HTS Code :
- 8542.39.00.01
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Type :
- Clock/Calendar
- Number of Timers :
- 1
- Interface :
- Parallel
- ECCN Code :
- EAR99
- Volatile :
- No
- Feature :
- Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
- Clock Frequency :
- 0.032MHz
- Current - Timekeeping (Max) :
- 1.5mA Typ @ 4.5 V~5.5 V
- Terminal Position :
- Dual
- Voltage - Supply :
- 4.75V~5.5V
- Operating Temperature :
- 0°C~70°C
- Pin Count :
- 28
- Peak Reflow Temperature (Cel) :
- 260
- Mounting Type :
- Surface Mount
- Date Format :
- YY-MM-DD-dd
- Length :
- 18mm
- Datasheets
- BQ4845S-A4G4
Real Time Clocks Texas Instruments BQ4845S-A4G4 Overview
Introducing the robust and precise BQ4845S-A4G4 from Texas Instruments, a premier choice in the Real Time Clocks category. This Real Time Clock (RTC) integrated circuit is specifically designed for complex data logging, extended temporal monitoring, and other time-sensitive applications. Ensuring accuracy and reliability, the BQ4845S-A4G4 facilitates real-time tracking of hours, minutes, and seconds in calendar format, and includes functionalities for leap year compensation and various alarm settings. Its packaging in a 28-SOIC ensures it is versatile for integration in a wide range of industrial applications.
BQ4845S-A4G4 Features
The BQ4845S-A4G4 IC incorporates multiple key features that enhance its utility and reliability for professional use:
- Calendar Integration: Tracks date and time precisely, including adjustments for leap years.
- Alarm Function: Programmable alarms can be set to trigger on specific days, dates, and times, perfect for managing critical operations.
- Power Management: Includes an automatic backup switching to battery on power loss, ensuring uninterrupted operation.
- Interface Options: Offers parallel interface for straightforward integration with existing technology frameworks.
- Robust Packaging: Housed in a 28-SOIC package, designed for optimal integration and durability in harsh environments.
BQ4845S-A4G4 Applications
- Industrial Systems: Utilized in time-sensitive industrial applications for process timing and machinery scheduling. Its reliable calendar functions ensure precise timekeeping essential for operational accuracy.
- Data Centers: Helps synchronize operations across various systems, essential for backup and maintenance schedules reliant on accurate time settings.
- Consumer Electronics: Integrated in devices requiring real-time clock capabilities, such as smart home devices and personal organizers, enhancing user experience through precise time and date display.
- Telecommunication Infrastructure: Used to regulate data flow and manage network time protocols in communication devices and infrastructure, vital for maintaining system integrity and synchronization.
- Automotive: Applies in systems requiring time logging and event scheduling, such as GPS navigation units and electronic logging devices to ensure compliance with regulatory standards.
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