BQ4845YS-A4Manufacturer: TI/BB RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| BQ4845YS-A4,BQ4845YSA4 | TI/BB | 280 | In Stock |
Description and Introduction
RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning The part BQ4845YS-A4 is manufactured by Texas Instruments (TI) or Burr-Brown (BB). Here are the factual specifications from Ic-phoenix technical data files:  
- **Manufacturer:** Texas Instruments (TI) / Burr-Brown (BB)   For exact electrical characteristics, pinout, and application details, refer to the official TI/BB datasheet. |
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Application Scenarios & Design Considerations
RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning# BQ4845YSA4 Technical Documentation
## 1. Application Scenarios ### Typical Use Cases -  Embedded Systems : Maintains system time and calendar functions in industrial controllers, medical devices, and automotive systems during main power interruptions ### Industry Applications ### Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 1: Inadequate Backup Power Planning   Pitfall 2: Poor Crystal Layout   Pitfall 3: Power Sequencing Problems  ### Compatibility Issues with Other Components  Microcontroller Interfaces:   Power Supply Considerations:  ### PCB Layout Recommendations  Power Distribution:  |
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| Partnumber | Manufacturer | Quantity | Availability |
| BQ4845YS-A4,BQ4845YSA4 | TI | 83 | In Stock |
Description and Introduction
RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning The part BQ4845YS-A4 is a real-time clock (RTC) manufactured by Texas Instruments (TI). Below are its key specifications:
1. **Function**: Battery-backed real-time clock with integrated crystal and SRAM. For detailed datasheets or further technical information, refer to Texas Instruments' official documentation. |
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Application Scenarios & Design Considerations
RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning# BQ4845YSA4 Technical Documentation
## 1. Application Scenarios ### Typical Use Cases -  Embedded Systems : Maintaining system time across power cycles in industrial controllers, medical devices, and telecommunications equipment ### Industry Applications  Medical Devices :  Telecommunications :  Consumer Electronics : ### Practical Advantages and Limitations  Advantages :  Limitations : ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Power Supply Sequencing :  Battery Backup Issues :  Clock Accuracy : ### Compatibility Issues with Other Components  Microcontroller Interfaces :  Power Management Integration : ### PCB Layout Recommendations  Power Supply Layout : |
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