Overview
The SN75176ADRE4 is a differential bus transceiver produced by Texas Instruments. It is a monolithic integrated circuit designed for bidirectional data communication on multipoint bus-transmission lines. This device is particularly suited for balanced transmission lines and meets or exceeds the requirements of ANSI Standard EIA/TIA-422-B and ITU Recommendation V.11. The SN75176ADRE4 operates from a single 5-V power supply and combines a 3-state differential line driver and a differential input line receiver, making it ideal for applications in noisy environments.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | SOIC (8 pins) | - |
| Operating Temperature Range | 0 to 70 | °C |
| Power Supply Voltage | 5 | V |
| Driver Output Current Capability | ±60 | mA |
| Receiver Input Impedance | 12 kΩ (min) | - |
| Receiver Input Sensitivity | ±200 mV | - |
| Receiver Input Hysteresis | 50 mV (typ) | - |
| Thermal Shutdown Junction Temperature | Approximately 150°C | - |
| High-Level Input Voltage | 2 V | V |
| Low-Level Input Voltage | 0.8 V | V |
Key Features
- Bidirectional transceiver for multipoint bus-transmission lines.
- Meets or exceeds ANSI Standards EIA/TIA-422-B and ITU Recommendations V.11.
- Designed for multipoint transmission on long bus lines in noisy environments.
- 3-state driver and receiver outputs.
- Individual driver and receiver enables.
- Wide positive and negative input/output bus voltage ranges.
- Driver output capability up to ±60 mA.
- Thermal-shutdown protection and current limiting for line fault conditions.
- Receiver input impedance of 12 kΩ (min) and input sensitivity of ±200 mV.
- Operates from a single 5-V power supply.
Applications
- Low-speed RS485 communication (up to 5 Mbps).
- Multipoint transmission-line applications.
- Party-line applications due to wide common-mode voltage ranges.
- Use in conjunction with SN75172, SN75174, SN75173, and SN75175 quadruple differential line drivers and receivers.
Q & A
- What is the primary function of the SN75176ADRE4?
The SN75176ADRE4 is a differential bus transceiver designed for bidirectional data communication on multipoint bus-transmission lines.
- What standards does the SN75176ADRE4 comply with?
The SN75176ADRE4 meets or exceeds the requirements of ANSI Standard EIA/TIA-422-B and ITU Recommendation V.11.
- What is the operating voltage of the SN75176ADRE4?
The device operates from a single 5-V power supply.
- What is the maximum output current capability of the driver?
The driver can handle loads up to ±60 mA of sink or source current.
- What is the thermal shutdown temperature of the SN75176ADRE4?
Thermal shutdown occurs at a junction temperature of approximately 150°C.
- What is the input impedance of the receiver?
The receiver input impedance is a minimum of 12 kΩ.
- What is the input sensitivity of the receiver?
The receiver input sensitivity is ±200 mV.
- What are the typical applications of the SN75176ADRE4?
It is used in low-speed RS485 communication, multipoint transmission-line applications, and party-line applications.
- Can the SN75176ADRE4 be used with other Texas Instruments devices?
Yes, it can be used in conjunction with SN75172, SN75174, SN75173, and SN75175 quadruple differential line drivers and receivers.
- What is the operating temperature range of the SN75176ADRE4?
The device is characterized for operation from 0°C to 70°C.
- What kind of protection does the SN75176ADRE4 have against line faults?
The device features positive- and negative-current limiting and thermal shutdown for protection against line fault conditions.
