BQ4845S-A4NTR
- Mfr.Part #
- BQ4845S-A4NTR
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 28-SOIC
- Stock
- 42,176
- In Stock :
- 42,176
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- Manufacturer :
- Texas Instruments
- Product Category :
- Real Time Clocks
- Voltage - Supply, Battery :
- 2.3V~4V
- Feature :
- Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
- Operating Temperature :
- -40°C~85°C
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- Date Format :
- YY-MM-DD-dd
- Voltage - Supply :
- 4.75V~5.5V
- Interface :
- Parallel
- Time Format :
- HH:MM:SS (12/24 hr)
- Mounting Type :
- Surface Mount
- Type :
- Clock/Calendar
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tape and Reel (TR)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Timekeeping (Max) :
- 1.5mA Typ @ 4.5 V~5.5 V
- Supplier Device Package :
- 28-SOIC
- Datasheets
- BQ4845S-A4NTR

Real Time Clocks Texas Instruments BQ4845S-A4NTR Overview
The Real Time Clocks Texas Instruments BQ4845S-A4NTR is a state-of-the-art integrated circuit specifically designed for precise time tracking and data management applications. This device integrates a real-time clock/calendar and a programmable interrupt generator, all housed within a compact 28SOIC package. Its capabilities are essential for systems that require accurate time-keeping, such as data loggers, servers, and communication infrastructure. By maintaining accurate time even when the main power is off, the BQ4845S-A4NTR ensures that all connected systems synchronize flawlessly, improving both efficiency and reliability.
BQ4845S-A4NTR Features
The BQ4845S-A4NTR boasts several features that make it an excellent choice for robust time-keeping applications. Key features include battery-backed operation, which ensures that the clock continues to run during power failures, and an automatic leap year correction up to the year 2100. It also supports a wide voltage range, making it versatile for various hardware setups. Its parallel interface ensures easy integration with existing architectures, providing both simplicity and flexibility in application design.
BQ4845S-A4NTR Applications
- Enterprise Networking Equipment: Utilized for maintaining accurate time stamps in routers, switches, and networked security systems, which is crucial for network management and security logging.
- Industrial Systems: Helps in time stamping and scheduling in automated production lines, ensuring synchronized operations and process efficiency.
- Consumer Electronics: Used in set-top boxes and digital recording devices to maintain accurate programming schedules and device time settings.
- Telecommunications: Provides time synchronization solutions for telecommunications infrastructure, supporting accurate billing and network management.
- Data Centers: Essential for server time management, ensuring accurate logging and system synchronization across multiple servers.
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