BQ4845S-A4N
- Mfr.Part #
- BQ4845S-A4N
- Manufacturer
- Texas Instruments
- Package / Case
- 28-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC RTC CLK/CALENDAR PAR 28-SOIC
- Stock
- 20,587
- In Stock :
- 20,587
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Texas Instruments
- Product Category :
- Real Time Clocks
- Packaging :
- Tape and Reel (TR)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Supply, Battery :
- 2.3V~4V
- Date Format :
- YY-MM-DD-dd
- Feature :
- Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Surface Mount
- Type :
- Clock/Calendar
- Supplier Device Package :
- 28-SOIC
- Interface :
- Parallel
- Package / Case :
- 28-SOIC (0.295, 7.50mm Width)
- Current - Timekeeping (Max) :
- 1.5mA Typ @ 4.5 V~5.5 V
- Operating Temperature :
- -40°C~85°C
- Time Format :
- HH:MM:SS (12/24 hr)
- Voltage - Supply :
- 4.75V~5.5V
- Datasheets
- BQ4845S-A4N

Real Time Clocks Texas Instruments BQ4845S-A4N Overview
The Real Time Clocks Texas Instruments BQ4845S-A4N is a state-of-the-art integrated circuit specifically designed for real-time clock (RTC) and calendar functions. This advanced component by Texas Instruments ensures accurate timekeeping and data logging in a wide array of electronic applications. With its compact 28SOIC package, it offers a reliable solution for embedded systems that require precise timing and calendar capabilities. This product is ideal for designers looking to integrate dependable time-tracking features without compromising on board space.
BQ4845S-A4N Features
The BQ4845S-A4N comes equipped with several key features that make it an indispensable part of any timing-critical application. It includes a real-time clock, calendar, and support for leap year compensation. Additionally, this IC features battery backup capabilities, ensuring that timekeeping functions continue uninterrupted during power outages. Its parallel interface facilitates easy integration into existing architectures, making it versatile for a variety of industrial and consumer products.
BQ4845S-A4N Applications
- Data Centers: Ensures accurate logging of time-stamped entries for system monitoring and troubleshooting.
- Consumer Electronics: Provides RTC functionalities in devices such as digital cameras, smart watches, and home automation systems.
- Telecommunication Systems: Helps in timing synchronization across network equipment to enhance data transfer accuracy and reliability.
- Automotive Electronics: Utilized in navigation systems and electronic control units to maintain precise time even when the vehicle's power system is off.
- Industrial Systems: Essential for time-sensitive control and process automation in factories and industrial equipment.
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.
















