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SN65LBC176QDRQ1 from TI,Texas Instruments

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SN65LBC176QDRQ1

Manufacturer: TI, NS

Differential Bus Transceiver

Partnumber Manufacturer Quantity Availability
SN65LBC176QDRQ1 TI, NS 1435 In Stock

Description and Introduction

Differential Bus Transceiver The SN65LBC176QDRQ1 is a differential bus transceiver manufactured by Texas Instruments (NS). Here are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Texas Instruments (NS)  
- **Type:** Differential Bus Transceiver  
- **Operating Voltage:** 4.75V to 5.25V  
- **Data Rate:** Up to 30 Mbps  
- **Number of Drivers/Receivers:** 1/1  
- **Protocol Support:** RS-485, RS-422  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** SOIC-8  
- **ESD Protection:** ±16 kV (Human Body Model)  
- **Bus Fault Protection:** ±30V  
- **Current Consumption (Standby):** 300 µA (Max)  

### **Descriptions:**  
The SN65LBC176QDRQ1 is a ruggedized, automotive-grade differential bus transceiver designed for high-speed bidirectional communication in harsh environments. It is compliant with RS-485 and RS-422 standards, featuring robust ESD protection and bus fault tolerance.  

### **Features:**  
- **Automotive Qualified:** AEC-Q100 compliant  
- **Fail-Safe Receiver:** Ensures logic-high output when inputs are open or shorted  
- **Thermal Shutdown Protection:** Prevents damage from excessive power dissipation  
- **Low EMI:** Designed for reduced electromagnetic interference  
- **Half-Duplex Operation:** Suitable for bidirectional communication  
- **Wide Common-Mode Voltage Range:** -7V to +12V  

This transceiver is commonly used in automotive, industrial, and communication applications requiring reliable data transmission over long distances.

Application Scenarios & Design Considerations

Differential Bus Transceiver

Alternative Part Number

  • MAX3071EASA+ --: Half-duplex RS-485/RS-422 transceiver with ±15kV ESD protection, functionally similar to the SN65LBC176 and available in an 8-pin SOIC package.
  • ISL8485EIBZ --: RS-485/RS-422 transceiver with low power consumption and ESD protection, a common drop-in style alternative for TI 176-series devices.
  • SP485EEN-L --: Widely used RS-485 transceiver in 8-pin SOIC with enhanced ESD tolerance, suitable as a cost-effective replacement in most bus applications.
  • THVD1550DR --: Modern TI RS-485 transceiver with ±16kV ESD protection, 5V supply, and drop-in functional replacement for the SN65LBC176 family in most applications.
  • ADM485ARZ --: Industry-standard 5V RS-485 transceiver with low power consumption and proven reliability, suitable as a functional substitute where exact automotive qualification is not required.

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