ATA5774C-PXQW-1

RF Transmitter Overview

The ATA5774C-PXQW-1 is an RF transmitter from Microchip Technology designed for UHF applications in the 429 MHz to 439 MHz frequency range. It features a maximum output power of 7.5 dBm and operates with a supply voltage between 2 V and 3.6 V. The device draws approximately 14 mA during transmission and utilizes an SPI data interface. It is housed in a 24-VQFN package with an exposed pad, suitable for surface mount antenna integration.

RF Transmitter Feature Summary

• Integrated UHF RF transmitter functionality
• Supports PCB and surface mount antenna configurations
• SPI digital interface for data control

RF Transmitter Applications

• UHF wireless communication systems
• RFID transmitter modules
• Low-power IoT sensor nodes

RF Transmitter Procurement Notes

Verify the specific suffix '-1' against official Microchip documentation to confirm if it denotes a specific tape-and-reel quantity or packaging variant distinct from the base 'ATA5774C-PXQW'. Ensure the supplier provides the correct datasheet version corresponding to this exact part number to avoid confusion with standard packaging options.

RF Transmitter Selection Notes

Select this component when a dedicated UHF transmitter in the 433 MHz ISM band is required with low current consumption. The SPI interface allows for direct connection to microcontrollers. Consider the 24-VQFN package size for compact designs requiring exposed pad thermal management.

RF Transmitter Part Context

This component belongs to the ATA5774 series of RF transmitters by Microchip Technology. It is specifically engineered for general-purpose UHF transmission tasks. The device integrates the necessary circuitry for efficient signal generation at 429-439 MHz, distinguishing it from broader RFIC families that may support multiple bands or modulation types.

RF Transmitter Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source material.