LTC1480IS8#TRPBF

Drivers, Receivers, Transceivers Overview

The LTC1480IS8#TRPBF is an ultralow power differential line transceiver providing full RS485 compatibility while operating from a single 3.3V supply. It supports data transmission rates up to 2.5Mb/s and features an extended common mode range of –7V to 12V, permitting ±7V ground difference between devices. The device includes thermal shutdown protection, glitch-free driver outputs for live insertion, and fail-safe receiver inputs. It operates within the industrial temperature range of –40°C to 85°C and is housed in an 8-lead SOIC package.

Drivers, Receivers, Transceivers Feature Summary

• Operates from a single 3.3V supply with low quiescent current consumption.
• Features an extended common mode range supporting ±7V ground differences.
• Includes thermal shutdown protection and glitch-free driver outputs.

Drivers, Receivers, Transceivers Applications

• Battery-powered RS485/RS422 applications
• Low power RS485/RS422 transceivers
• Level translators

Drivers, Receivers, Transceivers Procurement Notes

Verify the specific ordering suffix #TRPBF indicates tape and reel packaging and lead-free compliance. Confirm the IS8 designation corresponds to the industrial temperature range and SOIC package. Ensure the source document matches the manufacturer's official datasheet for accurate electrical specifications.

Drivers, Receivers, Transceivers Selection Notes

Select this component for applications requiring RS485 compatibility with minimal power consumption. Verify that the system voltage aligns with the 3.3V supply requirement. Consider the extended common mode range if significant ground potential differences exist between connected devices on the bus.

Drivers, Receivers, Transceivers Part Context

The LTC1480 is part of Analog Devices' ultralow power RS485 transceiver family. It offers pin compatibility with the LTC485, facilitating design upgrades or replacements. The device is designed for robust operation in noisy environments with high ESD immunity and latch-up prevention.

Drivers, Receivers, Transceivers Replacement Considerations

The LTC485 is noted as pin-compatible. Verify voltage supply requirements and common mode range specifications when substituting. Ensure the replacement device supports the required data rate and temperature range for the specific application environment.

Drivers, Receivers, Transceivers FAQ

What is the maximum data rate supported by the LTC1480?

The LTC1480 supports a maximum data rate of 2.5 Mbits/s.

How does the device handle thermal overload?

The device features thermal shutdown protection that disables the driver outputs when internal temperature reaches 150°C and re-enables them at 130°C.

What is the quiescent current in shutdown mode?

In shutdown mode, the typical quiescent current is 1µA.