# BQ4845S-A4TR (Component)
## Description
Real-time Clocks (RTC)
BQ4845S-A4TR
SOIC-28_L17.9-W7.5-P1.27-LS10.3-BL
LCSC Part Number: C2669582
JLCPCB Part Class: undefined
Manufactured by TI(德州仪器)
## Component Details
- **Owner:** lcsc
- **Created:** 10/31/2024
- **Last Updated:** 10/31/2024
- **Visibility:** Public
- **LCSC Part Number:** C2669582
- **Package or Case Code:** SOIC-28_L17.9-W7.5-P1.27-LS10.3-BL
- **Manufacturer Part Number:** BQ4845S-A4TR
- **Manufacturer Name:** TI(德州仪器)
- **Part Type:** Real-time Clocks (RTC)
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/bq4845s-a4tr/texas-instruments.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [Digi-Key](https://www.digikey.com/en/products/detail/texas-instruments/BQ4845S-A4TR/1690426) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C2669582.html) | $22.0221 | 0 |
| [Mouser](https://www.mouser.com/ProductDetail/Texas-Instruments/BQ4845S-A4TR?qs=YxwvVplHM%2FnEwSJY%252BRGajg%3D%3D) | N/A | N/A |
| [Verical](https://www.verical.com/pd/texas-instruments-real-time-clock-BQ4845S-A4TR-312576?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** Texas Instruments
- **MPN:** BQ4845S-A4TR
- **Mount Type:** PCB
- **Package / Case Code:** 28-SOIC
- **Pin Count:** 28
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | VOUT | |
| 2 | X1 | |
| 3 | X2 | |
| 4 | ~{WDO} | |
| 5 | ~{INT} | |
| 6 | ~{RST} | |
| 7 | A3 | |
| 8 | A2 | |
| 9 | A1 | |
| 10 | A0 | |
| 11 | DQ0 | |
| 12 | DQ1 | |
| 13 | DQ2 | |
| 14 | VSS | |
| 15 | DQ3 | |
| 16 | DQ4 | |
| 17 | DQ5 | |
| 18 | DQ8 | |
| 19 | DQ7 | |
| 20 | VSS | |
| 21 | ~{CS} | |
| 22 | ~{OE} | |
| 23 | WDI | |
| 24 | BC | |
| 25 | ~{CEOUT} | |
| 26 | ~{CEIN} | |
| 27 | ~{WE} | |
| 28 | VCC | |
---
*Generated from [https://www.flux.ai/lcsc/bq4845s-a4tr](https://www.flux.ai/lcsc/bq4845s-a4tr)*