Dimensions of this module?

50.7*26.9MM.See the 9th image for more information: https://images-na.ssl-images-amazon.com/images/I/31r6svLqVqL._AC_.jpg

What is the maximum baud rate?

Mine has an SP3490EN chip. The SP3490 datasheet says: "The SP3490 and SP3491 meet the electrical specifications of the RS-485 and RS-422 serial protocols up to 10Mbps under load. " Whether you can achieve that of course depends on other factors.

What IC does this use?

SP3490EN is what mine came with. https://www.maxlinear.com/ds/sp3490_sp3491.pdf

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RS422 to TTL/UART/MCU Serial Port Signal Mutual Conversion Module with Over-Voltage Over-Current Protection- (3.3V)

RS422 to TTL/UART/MCU Serial Port Signal Mutual Conversion Module with Over-Voltage Over-Current Protection- (3.3V)

Product ID: 68561171

⚡Over-voltage & over-current protection

💡Power & TX/RX indicator LEDs

🔄Full-duplex RS422 signal conversion

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89 zł

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Sold byAmazon PolandDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

⚡ Convert with Confidence — Power Your Serial Communication Like a Pro!

PLUG AND PLAY WIRING - Clear terminal pinouts and wiring diagram for hassle-free setup
VISUAL STATUS INDICATORS - Power and send/receive LEDs keep you informed at a glance
DUAL VOLTAGE COMPATIBILITY - Seamlessly supports both 3.3V and 5V TTL systems for versatile integration
ROCK SOLID SIGNAL INTEGRITY - SMD components boost EMC for flawless data flow in harsh environments
REAL TIME CIRCUIT PROTECTION - Built-in over-voltage and over-current safeguards keep your MAX490 chip safe

This RS422 to TTL/UART/MCU conversion module enables seamless full-duplex serial communication between RS422 and TTL devices at 3.3V or 5V levels. Featuring robust over-voltage and over-current protection circuits, it safeguards the MAX490 chip for reliable operation. The use of SMD components enhances electromagnetic compatibility, ensuring stable performance even in challenging environments. Equipped with power and TX/RX indicator LEDs and a clear wiring diagram, it offers an easy, professional-grade solution for serial port signal conversion.

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