MAX2504ELM-TD

RF Transmitter Overview

The MAX2504ELM-TD is a low-power, single-chip RF transceiver designed for IEEE 802.15.4-compliant wireless applications. It integrates a direct-conversion transmitter and receiver with an on-chip synthesizer, supporting the 2.4 GHz ISM band. The device operates within a supply voltage range of 2.7V to 3.3V and features a compact TSSOP-28 package. Key electrical parameters include a data rate capability up to 250kbps and a current consumption of approximately 16mA during transmission and 20mA during reception.

RF Transmitter Feature Summary

• Integrates complete RF front-end including transmitter, receiver, and frequency synthesizer
• Supports IEEE 802.15.4 standard for low-rate wireless personal area networks
• Features direct-conversion architecture for simplified system design
• Includes programmable output power control and automatic gain control

RF Transmitter Applications

• Wireless sensor nodes in industrial monitoring systems
• Home automation and smart metering devices
• Medical telemetry equipment
• Low-power wireless remote controls

RF Transmitter Procurement Notes

Verify the specific suffix 'TD' indicates tape-and-reel packaging when sourcing components. Confirm that the manufacturer designation aligns with Analog Devices Inc. following their acquisition of Maxim Integrated. Ensure the component meets RoHS compliance requirements for your target market. Cross-reference the datasheet revision date to ensure compatibility with current design specifications.

RF Transmitter Selection Notes

Select this component for applications requiring a highly integrated solution for 2.4GHz communication without external filters or mixers. Consider the low supply voltage requirement suitable for battery-operated devices. Evaluate the trade-off between the integrated performance and potential sensitivity compared to discrete solutions. Ensure the PCB layout supports the required impedance matching for the antenna interface.

RF Transmitter Part Context

The MAX2504 belongs to the MAX250x family of single-chip RF transceivers from Maxim Integrated, now part of Analog Devices Inc. This series targets sub-GHz and 2.4GHz ISM bands for IoT connectivity. The MAX2504 specifically addresses the 2.4GHz segment, offering a cost-effective alternative to multi-chip RF designs while maintaining compliance with major wireless standards.

RF Transmitter Replacement Considerations

Direct substitutes may include other IEEE 802.15.4 compliant transceivers such as the CC2530 or nRF24LE1, though pinouts and register configurations will differ significantly. Verify functional equivalence regarding data rates and sensitivity before replacement. Check for availability of newer generation chips with improved power efficiency.