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BQ4845S-A4N from TI,Texas Instruments

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BQ4845S-A4N

Manufacturer: TI

RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning

Partnumber Manufacturer Quantity Availability
BQ4845S-A4N,BQ4845SA4N TI 121 In Stock

Description and Introduction

RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning The part BQ4845S-A4N is manufactured by Texas Instruments (TI). It is a real-time clock (RTC) with an integrated crystal, SRAM, and power-fail control. Key specifications include:

- **Supply Voltage Range**: 4.5V to 5.5V  
- **Operating Temperature Range**: -40°C to +85°C  
- **Timekeeping Current**: 1.5µA (typical)  
- **SRAM Capacity**: 4KB  
- **Integrated Crystal**: Yes  
- **Interface**: Parallel  
- **Package**: 28-pin SOIC  

The device includes automatic power-fail detection and switchover to battery backup. It is designed for applications requiring accurate timekeeping and non-volatile memory.  

For detailed specifications, refer to the official TI datasheet.

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