Analog Devices Inc. ADRF5547-EVALZ

Overview

ADRF5547-EVALZ from Analog Devices is an evaluation board designed to demonstrate and validate the dual-channel, 3.7 GHz–5.3 GHz RF front end IC ADRF5547 in TDD-based wireless infrastructure applications. It supports high-gain (33 dB), low-gain (18 dB), and power-down modes, delivers 1.6 dB noise figure at 4.6 GHz, and enables full characterization of channel isolation (≥45 dB), insertion loss (0.50 dB), and LTE power handling (40 dBm full lifetime).

For engineers reviewing the ADRF5547-EVALZ datasheet, ADRF5547-EVALZ pinout, ADRF5547-EVALZ application, or ADRF5547-EVALZ equivalent, this board provides a fully populated, RF-optimized reference design with calibrated 50 Ω paths, integrated bias sequencing, on-board decoupling, and documented control logic for rapid prototyping of massive MIMO active antenna systems.

Technical Context

The ADRF5547-EVALZ implements the ADRF5547 IC in a functional test environment with precise RF layout, thermal management, and digital control interface routing. It replicates production-level signal integrity for both receive (ANT → RxOUT) and transmit (ANT → TERM) paths across two independent channels, supporting all four operational modes defined by SWCTRL-ChAB, PD-ChAB, and BP-ChA/BP-ChB logic states.

Board-level design includes 300 Ω series resistors on BP and PD control lines for glitch suppression, dedicated VDD1/VDD2 supply filtering per channel, exposed-pad grounding per JEDEC MO-220-VJJD-5, and SMA connectors for ANT-ChA, ANT-ChB, RxOUT-ChA, RxOUT-ChB, TERM-ChA, and TERM-ChB - enabling direct measurement of gain, noise figure, OIP3, isolation, and switching transients without custom PCB development.

Key Specifications

Availability

ADRF5547-EVALZ is available at Aetrix Electronics and suitable for wireless infrastructure R&D, 5G massive MIMO base station validation, active antenna system integration, and TDD RF front end characterization requiring stable component supply and traceable evaluation hardware.

Supply support for ADRF5547-EVALZ includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and RF ICs, headquartered in Norwood, MA, serving communications, industrial, automotive, and aerospace markets since 1965.

The ADRF5547-EVALZ belongs to Analog Devices' RF front end evaluation platform family, engineered to accelerate time-to-test for integrated TDD receiver modules targeting 5G NR and LTE-Advanced infrastructure deployments.

FAQ

What is the primary function of the ADRF5547-EVALZ?

The ADRF5547-EVALZ is an evaluation board that enables full functional and performance validation of the ADRF5547 dual-channel RF front end IC. It provides a ready-to-use platform with calibrated RF paths, proper biasing, thermal design, and digital control interfaces - allowing engineers to measure gain, noise figure, OIP3, isolation, and switching behavior without developing custom hardware. The ADRF5547-EVALZ directly supports development of TDD-based wireless infrastructure systems.

Does the ADRF5547-EVALZ include the ADRF5547 IC?

Yes, the ADRF5547-EVALZ board is fully populated with the ADRF5547BCPZN IC in its native 40-lead, 6 mm × 6 mm LFCSP package (CP-40-15). The IC is soldered to the board with optimized thermal vias and RF grounding per Analog Devices' recommended layout guidelines, ensuring accurate representation of production-level electrical and thermal performance.

Which RF ports are accessible on the ADRF5547-EVALZ?

The ADRF5547-EVALZ provides SMA connectors for all six key RF terminals of the ADRF5547 IC: ANT-ChA and ANT-ChB (dual RF inputs), RxOUT-ChA and RxOUT-ChB (dual receiver outputs), and TERM-ChA and TERM-ChB (dual transmitter terminations). Each port is impedance-matched to 50 Ω and routed with controlled RF layout to minimize loss and coupling during measurement.

How does the ADRF5547-EVALZ support different operating modes of the ADRF5547 IC?

The ADRF5547-EVALZ implements all four ADRF5547 operational modes via jumper-selectable or header-driven logic signals: high-gain mode (BP = low, PD = low), low-gain mode (BP = high, PD = low), power-down high-isolation mode (BP = low, PD = high), and power-down low-isolation mode (BP = high, PD = high). Control lines include 300 Ω series resistors for robustness, and supply rails are independently filtered to maintain stability during mode transitions.

Where can I find schematics and layout files for the ADRF5547-EVALZ?

Schematics, bill of materials (BOM), Gerber files, and assembly drawings for the ADRF5547-EVALZ are provided in the official ADRF5547-EVALZ User Guide, available for download from the Analog Devices website under the product page for ADRF5547-EVALZ. The guide also includes setup instructions, calibration notes, and measurement procedures aligned with the ADRF5547 data sheet Rev. B.