LT1785IS8 The LT1785IS8 from Analog Devices is a 60V fault-protected RS485/RS422 transceiver designed for robust data transmission. It supports data rates up to 250kbaud and networks of up to 128 nodes.
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LT1785IS8

Available from 1 distributors
Mfr Name: LT
LT
The LT1785IS8 from Analog Devices is a 60V fault-protected RS485/RS422 transceiver designed for robust data transmission. It supports data rates up to 250kbaud and networks of up to 128 nodes.
✓ Total Stock: 95 pcs
$ Price Range: $2.21

LT1785IS8 Available from 1 distributor

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LT1785IS8 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
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LT1785IS8 Description

Short technical summary and product information.

The LT1785IS8 is a differential bus transceiver for RS485 and RS422 applications, featuring on-chip protection against overvoltage faults on data transmission lines, capable of withstanding up to ±60V with respect to ground without damage.

 

This transceiver supports data rates up to 250kbaud on networks with up to 128 nodes. It incorporates controlled slew rates on the driver outputs to minimize EMI emissions and enhance data integrity, even on improperly terminated lines. The drivers are specified to operate with inexpensive cables as low as 72Ω characteristic impedance.

 

Available in 8-lead PDIP and SO packages, the LT1785IS8 is suitable for industrial control data networks and CAN bus applications. Its design includes on-chip ESD protection, short-circuit protection on all outputs, and thermal shutdown protection, ensuring reliable operation.

 

Key features include protection from overvoltage line faults up to ±60V, high input impedance supporting up to 128 nodes, and controlled slew rates for EMI control. The device is guaranteed to operate up to 125°C.

LT1785IS8 Quick Information

Product Type: RS485/RS422 Transceiver
Canonical Name: LT1785IS8 60V Fault Protected RS485/RS422 Transceiver
Subcategory: RS485/RS422

LT1785IS8 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

LT1785IS8 Estimated Pricing

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1+ $2.21 $2.21

Estimated market price range - modelled values for guidance only, not live distributor offers.

LT1785IS8 Features

  • Withstands ±60V overvoltage line faults.
  • Supports data rates up to 250kbaud.
  • High input impedance supports 128 nodes.
  • Controlled slew rates for EMI control.
  • Guaranteed operation to 125°C.

LT1785IS8 Applications

  • Suitable for RS485/RS422 communication networks.
  • Protects data lines from voltage faults up to ±60V.
  • Supports industrial control and automation systems.
  • Ideal for CAN bus and HVAC control applications.
  • Supports networks of up to 128 nodes.

LT1785IS8 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the maximum fault protection voltage for the LT1785IS8?

The receiver input and driver output pins can withstand voltage faults up to ±60V with respect to ground.

What is the maximum data rate supported by the LT1785IS8?

Data rates up to 250kbaud are supported.

How many nodes can the LT1785IS8 support on a network?

The high input impedance supports networks of up to 128 nodes.

What is the operating temperature range for the LT1785IS8?

The device is guaranteed to operate from -40°C to 125°C.

What package options are available for the LT1785IS8?

The LT1785IS8 is available in 8-lead PDIP and 8-lead Plastic SO packages.

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