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The MAX34452ETNA2+ is a System Management Microcontroller manufactured by Analog Devices Inc./Maxim Integrated. It features a 12-input voltage monitor with an active low, open-drain output and includes a watchdog timer for system reliability. The device operates within a supply voltage range of 2.7V to 5.5V and supports a threshold voltage of 2.048V. Designed for surface-mount installation in a TQFN-EP-56 package, it functions reliably across temperatures from -40°C to +85°C. The component consumes 12mA during operation and dissipates up to 2.22W of power.
Verify the specific suffix ETNA2 against official datasheets to confirm pinout and feature set compatibility. Confirm RoHS compliance status through manufacturer documentation before integration. Ensure thermal management solutions account for the specified 2.22W power dissipation limit in the final design.
Select this component when multi-channel voltage supervision is required without manual reset functionality. Compare input count requirements against other supervisory circuits if fewer than 12 channels are needed. Verify that the TQFN-56 footprint aligns with available PCB layout space and thermal pad requirements.
This part belongs to the MAX34451/MAX34452 family of system management microcontrollers. These devices are designed to replace discrete supervisor components, consolidating multiple voltage monitors and watchdog timers into a single integrated circuit for compact system designs.
The MAX34451ETNA2+ serves as a functional substitute within the same series. Verify pin-to-pin compatibility and ensure the alternative part number matches the required input channel count and package specifications.