MAX2850ITK+TCFV

RF Transmitter Overview

The MAX2850ITK+TCFV is a 4-channel MIMO transmitter IC designed for the 5 GHz UNII band, supporting frequencies from 4.9 GHz to 5.9 GHz. It integrates four independent transmitters with an on-chip frequency synthesizer and power amplifier, delivering up to -4 dBm output power per channel. The device operates on a single supply voltage ranging from 2.7 V to 3.6 V and supports data rates up to 54 Mbps using OFDM modulation. Packaged in a 68-WFQFN exposed pad surface-mount case, it functions within an operating temperature range of -25°C to 85°C.

RF Transmitter Feature Summary

• Integrates four independent RF transmitters with a shared frequency synthesizer for compact MIMO implementation
• Supports high-speed OFDM modulation with data rates up to 54 Mbps
• Includes integrated power amplifiers delivering configurable output power levels
• Operates on a single low-voltage DC supply without requiring external bias circuits

RF Transmitter Applications

• 5 GHz Wi-Fi access points and routers
• Wireless LAN infrastructure equipment
• MIMO antenna systems for broadband wireless communication
• Point-to-multipoint wireless networking devices

RF Transmitter Procurement Notes

Verify that the specific suffix TCFV corresponds to the Tape & Reel packaging configuration as documented by the manufacturer. Confirm that the component meets RoHS compliance standards and check the MSL rating for proper handling during assembly. Ensure the ordering part number matches the exact package type and temperature grade required for your design specifications.

RF Transmitter Selection Notes

Select this component when designing 5 GHz MIMO systems requiring integrated transmission chains. It is suitable for applications needing multiple synchronized channels within a limited board area. Consider the thermal performance of the exposed pad package and the 2.7 V to 3.6 V supply requirements. Evaluate the need for external filtering based on the integrated PA linearity and spectral mask compliance.

RF Transmitter Part Context

This part belongs to the MAX2850 family of 5 GHz MIMO transmitters from Analog Devices Inc./Maxim Integrated. It serves as a core RF solution for modern wireless local area network (WLAN) infrastructure. The device consolidates multiple transmitter stages into a single package to reduce system complexity and bill of materials compared to discrete solutions.

RF Transmitter Replacement Considerations

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