Analog Devices Inc. AD9352-5/PCBZ

Overview

AD9352-5/PCBZ from Analog Devices is a WiMAX RF transceiver IC for IEEE 802.16 systems, integrating ADCs, DACs, fractional-N synthesizer, and autonomous AGC. It operates from 4.9 GHz to 6.0 GHz with 3.5–20 MHz channel bandwidths, −36 dB Tx EVM, 4.5 dB noise figure, and 9 mm × 9 mm 64-lead LFCSP package-used in CPE and wireless backhaul infrastructure.

For engineers reviewing the AD9352-5/PCBZ datasheet, AD9352-5/PCBZ pinout, AD9352-5/PCBZ application, or AD9352-5/PCBZ equivalent, key selection factors include its integrated MxFE® architecture, direct-conversion RF front end, autonomous DC offset correction, 0.012 ppm AFC resolution, and support for licensed/unlicensed 4.9–6.0 GHz bands in WiMAX baseband interfacing.

Technical Context

The AD9352-5/PCBZ implements a zero-IF (direct-conversion) receiver with 12-bit ADC, decimation filters, and 10-bit DAC-based transmit path with interpolation. Its fractional-N synthesizer delivers 28 Hz LO step size and <0.8°rms integrated phase noise.

Autonomous AGC, RSSI (80 dB dynamic range, 0.5 dB resolution), and on-chip LDOs enable standalone RF subsystem operation. Mode control uses a 4-wire serial port plus four real-time I/O pins; auxiliary ADC and two DACs support system monitoring.

Key Specifications

Pinout & Package

The AD9352-5/PCBZ is housed in a 9 mm × 9 mm, 64-lead LFCSP package with exposed paddle for thermal management. Pin functions are defined per Analog Devices' AD9352-5 Rev. Sp0 datasheet Figure 1 and Table 1.

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar RF transceiver applications.

Compared with AD9352-5/PCBZ, AD9353-5/PCBZ extends frequency coverage while maintaining drop-in compatibility, whereas LMX2594RHBR offers wider synthesis range but demands full external RF front-end design-making AD9352-5/PCBZ optimal for accelerated WiMAX CPE and infrastructure development.

Availability

AD9352-5/PCBZ is available at Aetrix Electronics and suitable for WiMAX CPE, wireless backhaul infrastructure, and radar detection modules requiring stable component supply and long-term design continuity.

Supply support for AD9352-5/PCBZ 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 digital signal processing semiconductors, headquartered in Norwood, MA.

The AD9352-5/PCBZ belongs to Analog Devices' MxFE® family of highly integrated RF transceivers, designed specifically to accelerate development of IEEE 802.16-compliant wireless infrastructure and subscriber equipment.

FAQ

What is the primary function of the AD9352-5/PCBZ in a WiMAX system?

The AD9352-5/PCBZ serves as a fully integrated RF transceiver IC for IEEE 802.16 WiMAX systems, performing direct-conversion receive and transmit functions with on-chip 12-bit ADCs, 10-bit DACs, fractional-N synthesizer, and autonomous AGC. It interfaces directly with baseband FPGAs or ASICs via parallel I/Q data lines and supports all standard WiMAX channel bandwidths from 3.5 MHz to 20 MHz. The AD9352-5/PCBZ eliminates the need for external mixers, filters, and synthesizer components in CPE and infrastructure designs.

Does the AD9352-5/PCBZ require external RF components for operation?

No, the AD9352-5/PCBZ requires only a balun for antenna interface and a 26 MHz crystal for the REF_XTAL input-the RF front end, LO synthesis, baseband filtering, and power regulation are fully integrated. Its direct-conversion architecture and on-chip LDOs eliminate external mixers, SAW filters, VCOs, and voltage regulators. The AD9352-5/PCBZ datasheet confirms that no external components are needed beyond the balun and crystal for functional operation in 4.9–6.0 GHz bands.

How does the AD9352-5/PCBZ handle automatic gain control and DC offset correction?

The AD9352-5/PCBZ implements autonomous AGC and DC offset correction entirely within the IC-no host processor interaction is required. Its AGC loop dynamically adjusts Rx gain over >80 dB range using RSSI feedback, while DC cancellation circuits operate continuously in background. These functions are enabled by dedicated on-chip logic and calibration engines, allowing the AD9352-5/PCBZ to maintain stable demodulation during rapid signal fades or temperature shifts without baseband firmware overhead.

What digital interface does the AD9352-5/PCBZ use to connect to an FPGA or ASIC?

The AD9352-5/PCBZ uses a parallel 10-bit I/Q data interface with separate SYNC and SYNC_VALID strobes for deterministic timing alignment. It also includes a 4-wire serial port (SCLK, SDIO, CS, SDO) for register configuration and a set of four real-time CTRL pins for hardware-triggered mode changes (e.g., Rx/Tx toggle). This dual-interface approach allows the AD9352-5/PCBZ to offload time-critical control from the serial bus while maintaining full configurability via SPI-compatible commands.

Is the AD9352-5/PCBZ still in active production and supported by Analog Devices?

The AD9352-5/PCBZ is marked "OBSOLETE" in its official Rev. Sp0 datasheet (2008), indicating it has reached end-of-life. However, Aetrix Electronics maintains legacy inventory and provides full technical documentation, traceable sourcing, and lifecycle coordination support for ongoing production programs. Customers designing new systems should evaluate AD9353-5/PCBZ as the direct functional successor, but the AD9352-5/PCBZ remains viable for repair, replacement, and continuity builds where form-fit-function match is required.