MAX7033EUI+

Product Overview

MAX7033EUI+ from Analog Devices / Maxim Integrated is a 300 MHz to 450 MHz ASK superheterodyne receiver. This RF receiver entry is prepared for engineering and sourcing teams that need a practical summary of the receiver architecture, operating band and interface considerations.

The description below focuses on receiver function, RF band, modulation support, power/interface notes and supply-chain usage for BOM sourcing.

Key Features

• Manufacturer: Analog Devices / Maxim Integrated
• Part Number: MAX7033EUI+
• Device Type: 300 MHz to 450 MHz ASK superheterodyne receiver
• Receiver Architecture: ASK superheterodyne receiver for binary ASK data
• Frequency Range: 300 MHz to 450 MHz
• Data Rate: Up to 33 kbps Manchester / 66 kbps NRZ depending on signal power and component selection
• Supply Voltage: 3.0 V to 3.6 V or 4.5 V to 5.5 V supply configurations
• Common Bands: 315 MHz and 433.92 MHz ISM receiver implementations
• System Role: Low-power RF data receiver with digital data output
• Package / Case: TSSOP package family, ordering suffix EUI
• Design Notes: Tune the crystal, IF bandwidth and RF match for the selected regional band and data rate.

Applications

RKE, remote control, wireless sensors, alarm systems and low-cost ASK telemetry links.

Sub-GHz receiver boards that need common 315 MHz/433.92 MHz ASK reception and low component count.

Quality & Sourcing

Antrex Electronics can support sourcing for MAX7033EUI+ through available stock checks, BOM consolidation and alternative-lot checking. For RF receiver ICs, lot/date code, package condition, moisture sensitivity handling and original labeling should be checked before shipment.

For project builds or shortage support, Antrex Electronics can coordinate visual inspection, packaging verification and third-party electrical or authenticity testing when required. This helps buyers manage risk when sourcing discontinued, legacy or hard-to-find RF receiver parts.