Overview
The SN75LBC176DRG4 is a quadruple differential bus transceiver produced by Texas Instruments. This device is designed for bidirectional data communication on multipoint bus-transmission lines and is optimized for balanced transmission lines. It meets or exceeds the requirements of ANSI Standard TIA/EIA-485-A (RS-485) and ISO 8482:1987(E), making it suitable for a variety of applications requiring reliable and high-speed data transmission.
The SN75LBC176DRG4 combines a 3-state differential line driver and a differential input line receiver, both operating from a single 5-V power supply. The device is characterized for operation over the commercial temperature range of 0°C to 70°C, ensuring robust performance in typical industrial environments.
Key Specifications
| Parameter | Description | Value |
|---|---|---|
| Supply Voltage (VCC) | Maximum supply voltage | 7 V |
| Temperature Range | Commercial temperature range | 0°C to 70°C |
| Input Sensitivity | Differential input sensitivity | ±200 mV |
| Common-Mode Input Voltage Range | Range of common-mode input voltage | −7 V to 12 V |
| Propagation Delay Time | Single-ended output delay time | 11 ns to 37 ns |
| Output Enable Time | Time for output to enable to high level | 3.9 ns to 35 ns |
| Supply Current | Maximum supply current with no load | 0.2 mA |
| Package Type | Package options available | 16-pin SOIC (D), 16-pin SOIC (DW) |
Key Features
- Meets or exceeds ANSI Standard TIA/EIA-485-A (RS-485) and ISO 8482:1987(E)
- Bidirectional data communication on multipoint bus-transmission lines
- 3-state differential line driver and differential input line receiver
- Operates from a single 5-V power supply
- Low power consumption with maximum supply current of 0.2 mA
- High impedance inputs with hysteresis for increased noise immunity
- Fail-safe design ensuring outputs are high when inputs are open-circuited
- Wide positive and negative common-mode voltage ranges
Applications
- Factory automation
- ATM and cash counters
- Smart grid systems
- AC and servo motor drives
- HighRel automotive applications
- Multipoint bus transmission in noisy environments
Q & A
- What are the key standards that the SN75LBC176DRG4 meets or exceeds?
The SN75LBC176DRG4 meets or exceeds ANSI Standard TIA/EIA-485-A (RS-485) and ISO 8482:1987(E).
- What is the operating temperature range for the SN75LBC176DRG4?
The device is characterized for operation over the commercial temperature range of 0°C to 70°C.
- What is the input sensitivity of the SN75LBC176DRG4?
The differential input sensitivity is ±200 mV.
- What is the common-mode input voltage range for the SN75LBC176DRG4?
The common-mode input voltage range is −7 V to 12 V.
- How much power does the SN75LBC176DRG4 consume?
The maximum supply current with no load is 0.2 mA.
- What package types are available for the SN75LBC176DRG4?
The device is available in 16-pin SOIC (D) and 16-pin SOIC (DW) packages.
- Does the SN75LBC176DRG4 have any fail-safe features?
Yes, the device has a fail-safe design that ensures outputs are high when inputs are open-circuited.
- What are some typical applications for the SN75LBC176DRG4?
Typical applications include factory automation, ATM and cash counters, smart grid systems, AC and servo motor drives, and HighRel automotive applications.
- How does the SN75LBC176DRG4 handle noise immunity?
The device features high impedance inputs with hysteresis for increased noise immunity.
- Can the SN75LBC176DRG4 be used in multipoint bus transmission?
Yes, the device is designed for multipoint bus transmission on long bus lines in noisy environments.
