Overview
The SN65LBC176DR is a differential bus transceiver produced by Texas Instruments, designed for bidirectional data communication on multipoint bus-transmission lines. This device is compliant with ANSI Standard TIA/EIA−485−A and ISO 8482:1987(E), making it suitable for RS-485 and RS-422 applications. It operates from a single 5-V power supply and is available in an 8-pin SOIC (D) package. The SN65LBC176DR is characterized for operation from –40°C to 85°C, making it versatile for various industrial and automotive environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOIC (D) | - |
| Pins | 8 | - |
| Operating Temperature Range | –40 to 85 | °C |
| Supply Voltage | 4.75 to 5.25 | V |
| Receiver Input Sensitivity | ±200 mV | - |
| Receiver Input Hysteresis | 50 mV | - |
| Driver Differential Output Voltage | 1.1 to 6 | V |
| Disabled Supply Current | 200 µA | - |
| Thermal-Shutdown Protection | Yes | - |
Key Features
- Bidirectional Transceiver
- Meets or Exceeds the Requirements of ANSI Standard TIA/EIA−485−A and ISO 8482:1987(E)
- High-Speed Low-Power LinBiCMOS™ Circuitry
- Designed for High-Speed Operation in Both Serial and Parallel Applications
- Low Skew
- Designed for Multipoint Transmission on Long Bus Lines in Noisy Environments
- Very Low Disabled Supply Current (200 µA Maximum)
- Wide Positive and Negative Input/Output Bus Voltage Ranges
- Thermal-Shutdown Protection
- Driver Positive-and Negative-Current Limiting
- Open-Circuit Failsafe Receiver Design
- Glitch-Free Power-Up and Power-Down Protection
- Available in Q-Temp Automotive HighRel Automotive Applications Configuration
Applications
The SN65LBC176DR is suitable for a variety of applications, including:
- Industrial automation and control systems
- Automotive systems, particularly those requiring high reliability and temperature tolerance
- Multipoint bus-transmission lines in noisy environments
- RS-485 and RS-422 communication networks
- Party-line applications due to its wide common-mode voltage ranges
Q & A
- What is the operating temperature range of the SN65LBC176DR?
The operating temperature range is from –40°C to 85°C.
- What is the supply voltage range for the SN65LBC176DR?
The supply voltage range is from 4.75 V to 5.25 V.
- Does the SN65LBC176DR meet RS-485 and RS-422 standards?
- What is the package type and pin count of the SN65LBC176DR?
The package type is SOIC (D) with 8 pins.
- What are the key features of the SN65LBC176DR?
Key features include bidirectional transceiver functionality, high-speed low-power LinBiCMOS™ circuitry, low skew, thermal-shutdown protection, and more.
- Is the SN65LBC176DR suitable for automotive applications?
- What is the disabled supply current of the SN65LBC176DR?
The disabled supply current is 200 µA maximum.
- Does the SN65LBC176DR have thermal-shutdown protection?
- What is the receiver input sensitivity of the SN65LBC176DR?
The receiver input sensitivity is ±200 mV.
- Is the SN65LBC176DR designed for multipoint transmission?
