Overview
The SN75LBC175DR is a quadruple differential line receiver produced by Texas Instruments. This device is designed for high-speed multipoint data transmission applications, particularly in harsh environments. It is optimized for balanced multipoint bus communication, adhering to TIA/EIA-485 (RS-485), TIA/EIA-422 (RS-422), and ISO 8482 (Euro RS-485) standards. The SN75LBC175DR features 3-state outputs and is characterized for operation over a commercial temperature range of 0°C to 70°C.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Supply Voltage (VCC) | 4.75 | 5 | 5.25 | V |
| Common-mode Input Voltage (VIC) | -7 | 12 | V | |
| Differential Input Voltage (VID) | -6 | 6 | V | |
| High-level Input Voltage (VIH) on EN inputs | 2 | V | ||
| Low-level Input Voltage (VIL) on EN inputs | 0.8 | V | ||
| Propagation Delay Time (tPHL, tPLH) | 11 | 22 | 30 | ns |
| Operating Free-air Temperature (TA) | 0 | 70 | °C | |
| ESD Protection | 6 kV | |||
| Package Type | SOIC (D), PDIP (N) |
Key Features
- Designed for TIA/EIA-485, TIA/EIA-422, and ISO 8482 applications
- Signaling rate exceeding 50 Mbps
- Fail-safe in bus short-circuit, open-circuit, and idle-bus conditions
- ESD protection on bus inputs up to 6 kV
- Common-mode bus input range of -7 V to 12 V
- Propagation delay times less than 16 ns
- Low standby power consumption less than 20 µA
- Pin-compatible upgrade for MC3486, DS96F175, LTC489, and SN75175
- Designed using TI proprietary LinBiCMOS™ technology for low power consumption and high switching speeds
Applications
- Factory automation
- ATM and cash counters
- Smart grid
- AC and servo motor drives
Q & A
- What are the primary standards that the SN75LBC175DR adheres to?
The SN75LBC175DR is designed to meet or exceed the EIA standards RS-422-A, RS-423-A, RS-485, and CCITT Recommendation V.11.
- What is the operating temperature range for the SN75LBC175DR?
The device is characterized for operation over a commercial temperature range of 0°C to 70°C.
- What is the maximum signaling rate of the SN75LBC175DR?
The signaling rate exceeds 50 Mbps.
- Does the SN75LBC175DR have ESD protection?
- What is the common-mode input voltage range of the SN75LBC175DR?
The common-mode input voltage range is -7 V to 12 V.
- How does the fail-safe design work in the SN75LBC175DR?
The fail-safe design ensures that when the inputs are open-circuited, the outputs are always high.
- What technology is used in the design of the SN75LBC175DR?
The device is designed using TI proprietary LinBiCMOS™ technology.
- Is the SN75LBC175DR pin-compatible with other devices?
- What are some typical applications of the SN75LBC175DR?
Typical applications include factory automation, ATM and cash counters, smart grid, and AC and servo motor drives.
- What is the propagation delay time of the SN75LBC175DR?
The propagation delay time (tPHL, tPLH) is less than 30 ns.
