How many nodes can the SIT3490E support?

With its 1/8 unit load input impedance, it allows up to 256 transceivers to be connected on the same communication bus.

What protection features does it offer?

It includes driver short-circuit protection, over-voltage protection, and ±15kV HBM ESD protection on bus pins.

What are the key specifications?

Key specs include a 14Mbps data rate, 3.0V-5.5V supply voltage, -40°C to 125°C operating temperature, and full-duplex operation.

What should sourcing teams check before buying SIT3490EESA?

Check lifecycle (Active), compliance data, distributor availability, and approved-source coverage. Current sourcing signal: Low; readiness: easy.

What is the pinout of SIT3490EESA?

Use the SIT3490EESA datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about SIT3490EESA pinout to locate pins, power rails, and interface signals before layout.

SIT3490EESA Datasheet, Specs, Alternatives & ECAD | SIT

AI summary

The SIT3490EESA is a robust, full-duplex RS-485/RS-422 transceiver designed for high-speed industrial communication, featuring high ESD protection and support for up to 256 nodes.

Best for

Industrial automation networks
Long-distance serial communication
High-node-count RS-485 buses

Avoid if

Applications requiring half-duplex communication without external wiring changes
Systems with supply voltages outside the 3.0V-5.5V range

Check before use

Bus termination requirements
Common-mode voltage range

Key specifications

Data Rate: 14 Mbps
Supply Voltage: 3.0V - 5.5V
ESD Protection: ±15 kV HBM
Bus Nodes: 256

Compliance & Environment

RoHS: Yes
REACH: nan
MSL: nan
ECCN: nan
HTSUS: nan

Application

Industrial AutomationConnectivity

Datasheet

4bf7fde2a834325fe1b19a01c8b8c7b5.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for SIT3490EESA: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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PCB Footprint

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KiCad Library

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Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is a 3.0V-5.5V powered, full-duplex RS-485/RS-422 transceiver capable of 14Mbps data transmission.

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Alternative components

Design and risk insights

Questions & answers

What is the SIT3490EESA?+×

How many nodes can the SIT3490E support?+×

What protection features does it offer?+×

What are the key specifications?+×

What should sourcing teams check before buying SIT3490EESA?+×

What is the pinout of SIT3490EESA?+×