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BQ4845S-A4NTRG4 from TI/BB,Texas Instruments

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7.813ms

BQ4845S-A4NTRG4

Manufacturer: TI/BB

RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning 28-SOIC

Partnumber Manufacturer Quantity Availability
BQ4845S-A4NTRG4,BQ4845SA4NTRG4 TI/BB 1164 In Stock

Description and Introduction

RTC IC W NVSRAM Control, Watchdog Timer, uP Reset, Interrupts and Battery Low Warning 28-SOIC The part **BQ4845S-A4NTRG4** is manufactured by **Texas Instruments (TI)/Burr-Brown (BB)**.  

### Key Specifications:  
- **Function**: Real-Time Clock (RTC) with battery backup  
- **Interface**: I²C  
- **Operating Voltage**: 2.7V to 5.5V  
- **Backup Battery Voltage**: 2.0V to 3.5V  
- **Timekeeping Accuracy**: ±2 minutes per year (typical)  
- **Temperature Range**: -40°C to +85°C  
- **Package**: 8-SOIC  
- **Features**:  
  - Automatic leap-year compensation  
  - 32.768 kHz crystal oscillator  
  - Battery switchover and low-battery detection  
  - 56 bytes of non-volatile RAM  

For detailed datasheets, refer to **Texas Instruments' official documentation**.

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