Overview
The SN75175DRG4, produced by Texas Instruments, is a monolithic quadruple differential line receiver with 3-state outputs. This component is designed to meet or exceed the requirements of ANSI standards EIA/TIA-422-B, RS-423-B, and RS-485, as well as several ITU recommendations such as V.10, V.11, X.26, and X.27. It is optimized for multipoint bus transmission on long bus lines in noisy environments, making it suitable for various industrial and communication applications.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.75 | 5 | 5.25 | V |
| Common-Mode Input Voltage (VIC) | -12 | 12 | V | |
| Differential Input Voltage (VID) | -12 | 12 | V | |
| High-Level Enable-Input Voltage (VIH) | 2 | V | ||
| Low-Level Enable-Input Voltage (VIL) | 0.8 | V | ||
| High-Level Output Current (IOH) | -400 | µA | ||
| Low-Level Output Current (IOL) | 16 | mA | ||
| Operating Free-Air Temperature (TA) | 0 | 70 | °C (SN75175) | |
| Operating Free-Air Temperature (TA) | -40 | 85 | °C (SN65175) | |
| Propagation Delay Time (tPHL, tPLH) | 22 | 35 | ns | |
| Input Sensitivity | ±200 | mV | ||
| Input Hysteresis | 50 | mV (typ) | ||
| High Input Impedance | 12 | kΩ (min) |
Key Features
- Meet or exceed the requirements of ANSI standards EIA/TIA-422-B, RS-423-B, and RS-485, and several ITU recommendations.
- Designed for multipoint bus transmission on long bus lines in noisy environments.
- 3-state outputs.
- Common-mode input voltage range: −12 V to 12 V.
- Input sensitivity: ±200 mV.
- Input hysteresis: 50 mV typical.
- High input impedance: 12 kΩ minimum.
- Operate from a single 5-V supply.
- Low-power requirements.
- Plug-in replacement for MC3486.
Applications
- Motor drives.
- Factory automation and control.
- Multipoint bus transmission systems.
- Noisy industrial environments requiring robust communication.
Q & A
- What are the primary standards that the SN75175DRG4 meets or exceeds?
The SN75175DRG4 meets or exceeds the requirements of ANSI standards EIA/TIA-422-B, RS-423-B, and RS-485, as well as several ITU recommendations such as V.10, V.11, X.26, and X.27.
- What is the common-mode input voltage range of the SN75175DRG4?
The common-mode input voltage range is −12 V to 12 V.
- What is the input sensitivity of the SN75175DRG4?
The input sensitivity is ±200 mV.
- What is the typical input hysteresis of the SN75175DRG4?
The typical input hysteresis is 50 mV.
- What is the minimum high input impedance of the SN75175DRG4?
The minimum high input impedance is 12 kΩ.
- What is the operating supply voltage range for the SN75175DRG4?
The operating supply voltage range is 4.75 V to 5.25 V.
- What are the typical operating temperature ranges for the SN75175 and SN65175?
The SN75175 operates from 0°C to 70°C, while the SN65175 operates from −40°C to 85°C.
- What are some common applications for the SN75175DRG4?
Common applications include motor drives, factory automation and control, and multipoint bus transmission systems in noisy environments.
- Can the SN75175DRG4 be used as a replacement for other components?
Yes, it can be used as a plug-in replacement for the MC3486.
- What is the significance of the 3-state outputs in the SN75175DRG4?
The 3-state outputs allow for high, low, or high-impedance states, which is useful for bus communication systems.
