MAX3109

PRODUCTION

Dual Serial UART with 128-Word FIFOs

Industry's Most Advanced Dual SPI/I²C UART Increases System Flexibility

Data Sheet (Rev. 6)

Part Models: 2
1ku List Price: Starting From $7.50

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Part Details

Bridges an SPI/MICROWIRE or I²C Microprocessor Bus to an Asynchronous Interface Such as RS-485, RS-232, or IrDA^SM

SIR- and MIR-Compliant IrDA Encoder/Decoder
Line Noise Indication Ensures Data Link Integrity

Deep, 128-Word Buffer and Automated Control Features Help Offload Activity on the Microcontroller
- Automatic Active-Low RTS_ and Active-Low CTS_ Flow Control
- Automatic XON/XOFF Software Flow Control
- 9-Bit Multidrop-Mode Data Filtering
Saves Board Space
- TQFN (5mm x 5mm) Package
- Dual UART in a Single Package
Fast Data Rates Allow Maximum System Flexibility Across Interface Standards
- 24Mbps (max) Data Rate
- High-Resolution Programmable Baud-Rate
- SPI Up to 26MHz Clock Rate
- Fast Mode Plus I²C Up to 1MHz
Integrated PLL and Divider
Power Management Control Features Minimize Power Consumption for Portable Applications
- 1.71V to 3.6V Supply Range
- Shutdown and Autosleep Modes
Logic-Level Translation on the Controller and Transceiver Interfaces Ensure System Compatibility
Register Compatible with MAX3107, MAX3108, and MAX148301

Part Models: 2
1ku List Price: Starting From $7.50

Documentation

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well. "Zero defects" for shipped products is always our goal. View our quality and reliability program and certifications for more information.

Part Model	Pin/Package Drawing	Documentation	CAD Symbols, Footprints, and 3D Models
MAX3109ETJ+	32-LFCSP-5X5X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys
MAX3109ETJ+T	32-LFCSP-5X5X0.75	Material Declaration Reliablity Data	Ultra Librarian SamacSys

This is the most up-to-date revision of the Data Sheet.

Software Resources

Device Drivers 1

MAX310x GitHub Linux Driver Source Code

Reference Designs

Pocket IO PLC Development Platform

View Detailed Reference Design

Features and Benefits

Two analog input channels ±12V, differential, 0V to +12V range per pin, 24-bit ADC
Two analog input channels ±24mA, 24-bit ADC
Analog output channel 0V to ±12V, 16-bit DAC
Eight digital input channels 36V (max) configurable for IEC^® 61131-2 input types 1, 2, and 3
Eight digital output channels; 640mA high-side switches or 640mA push-pull at 24V
Two RS-485 COM ports; half-duplex up to 42Mbps data rate
Three DC-motor controllers: 9V to 32V full-bridge DC-motor drivers, up to 2.5A peak motor current (supplied by separate power supply)
Four IO-Link master ports with M12 female connectors
Fully IO-Link version 1.1 compliant
TEConcept IO-Link master stack