Overview
The SN65LBC174ADWR is a quadruple differential line driver produced by Texas Instruments. It is designed for TIA/EIA-485 (RS-485), TIA/EIA-422 (RS-422), and ISO 8482 applications. This device is optimized for balanced multipoint bus transmission at high signaling rates, up to 30 million bits per second. The SN65LBC174ADWR features 3-state outputs and is built using LinBiCMOS technology, which ensures low power consumption and robust performance in noisy environments.
Key Specifications
| Parameter | Min | Nom | Max | Unit |
|---|---|---|---|---|
| Supply Voltage, VCC | 4.75 | 5 | 5.25 | V |
| Voltage at any bus terminal, Y, Z | -7 | 12 | V | |
| High-level input voltage, VIH | 2 | VCC | V | |
| Low-level input voltage, VIL | 0 | 0.8 | V | |
| Output current | -60 | 60 | mA | |
| Operating free-air temperature, TA | -40 | 85 | °C | |
| Signaling Rate | 30 Mbps | |||
| Propagation Delay Time | < 11 ns | |||
| Output ESD Protection | 12 kV |
Key Features
- Designed for TIA/EIA-485, TIA/EIA-422, and ISO 8482 applications
- Signaling rates up to 30 Mbps
- Propagation delay times less than 11 ns
- Low standby power consumption (1.5 mA max)
- Output ESD protection: 12 kV
- Driver positive- and negative-current limiting
- Power-up and power-down glitch-free for line insertion applications
- Thermal shutdown protection
- Industry standard pin-out, compatible with SN75174, MC3487, DS96174, LTC487, and MAX3042
Applications
- Motor drives (brushless DC and brushed DC)
- Factory automation and control
- Chemical and gas sensors
- Field transmitters: temperature sensors and pressure sensors
- Temperature sensors and controllers using Modbus
Q & A
- What are the primary applications of the SN65LBC174ADWR?
The SN65LBC174ADWR is primarily used in motor drives, factory automation, chemical and gas sensors, field transmitters, and temperature sensors and controllers.
- What is the maximum signaling rate of the SN65LBC174ADWR?
The maximum signaling rate is up to 30 Mbps.
- What is the operating temperature range of the SN65LBC174ADWR?
The operating temperature range is from -40°C to 85°C.
- What type of ESD protection does the SN65LBC174ADWR offer?
The device offers 12 kV output ESD protection.
- Does the SN65LBC174ADWR have thermal shutdown protection?
- What is the standby power consumption of the SN65LBC174ADWR?
The standby power consumption is 1.5 mA maximum.
- Is the SN65LBC174ADWR compatible with other industry-standard devices?
- What are the package options available for the SN65LBC174ADWR?
The device is available in SOIC (DW) and PDIP (N) packages.
- What technology is used in the construction of the SN65LBC174ADWR?
The device is built using LinBiCMOS technology.
- Does the SN65LBC174ADWR support power-up and power-down glitch-free operation?
