MAX41461GUB+

RF Transmitter Overview

The MAX41461GUB+ is an integrated RF transmitter from Analog Devices, operating within the 286MHz to 960MHz frequency range. It supports ASK, FSK, and OOK modulation schemes with a maximum data rate of 200kbps. The device delivers up to 17dBm output power and features an I²C interface for configuration. Powered by a 1.8V to 3.6V supply, it consumes approximately 45mA during transmission. The component utilizes a fractional phase-locked loop (PLL) to generate frequencies using a single low-cost crystal. It is housed in a 10-pin TSSOP surface-mount package.

RF Transmitter Feature Summary

• Integrates a fractional phase-locked loop (PLL) for flexible frequency generation using a single crystal
• Supports multiple modulation formats including ASK, FSK, and OOK for versatile communication needs
• Features an I²C digital interface for simplified system control and configuration
• Provides high output power capability suitable for short-range wireless applications

RF Transmitter Applications

• Industrial, Scientific, and Medical (ISM) band devices
• Short Range Devices (SRD) communications
• General purpose wireless data transmission systems

RF Transmitter Procurement Notes

Verify the exact part number suffix against official Analog Devices documentation to confirm pinout and electrical specifications. Ensure the procurement source provides valid traceability for the Maxim Integrated brand. Confirm that the component is in active status and matches the required RoHS compliance standards indicated by the '+' suffix. Cross-reference the datasheet revision date to ensure compatibility with current design requirements.

RF Transmitter Selection Notes

Select this component when designing systems requiring sub-GHz transmission with programmable frequency synthesis. The integrated PLL reduces external component count compared to discrete solutions. Consider the 17dBm output power and 200kbps data rate limits for link budget calculations. The I²C interface simplifies integration with microcontrollers. Evaluate the TSSOP-10 package constraints for PCB layout and thermal management in dense designs.

RF Transmitter Part Context

This device belongs to the MAX4146x family of RF transmitters designed for sub-GHz ISM and SRD applications. The family shares common architectural features such as fractional PLL synthesis and digital control interfaces. The MAX41461GUB+ specifically denotes the version with the GUB package code and lead-free composition. It serves as a compact solution for replacing complex discrete RF front-end circuits in consumer and industrial wireless products.

RF Transmitter Replacement Considerations

Consult official Analog Devices substitution guides for verified alternatives. No public confirmed substitute part numbers are available in the provided reference material.