MAX5860DUXH+

Product Overview

MAX5860DUXH+ from Analog Devices / Maxim Integrated is a downstream cable QAM modulator, DUC and RF-DAC. This product detail focuses on the RF modulation architecture, operating band, baseband interface, linearity and package considerations for engineering and sourcing teams.

The device is relevant for transmitter signal chains where complex I/Q modulation, vector modulation, phase modulation or modulator-driver functionality must match the original BOM and board-level RF design.

Key Features

• Manufacturer: Analog Devices / Maxim Integrated
• Part Number: MAX5860DUXH+
• Device Type: downstream cable QAM modulator, DUC and RF-DAC
• Modulation Format: digital QAM modulation with RF digital-to-analog conversion
• Frequency Range: 14-bit 4.6 GSPS RF-DAC output path
• Baseband / I/Q Bandwidth: digitally synthesizes up to 128 DOCSIS 6 MHz QAM channels or up to 96 DOCSIS 8 MHz QAM channels
• Linearity / Output Performance: about 45 mW per QAM channel typical power dissipation class
• Carrier / Sideband / Balance Notes: QAM mapping, pulse shaping, digital upconversion and RF-DAC in one device
• Supply Voltage / Current: integrated digital/analog supply domains per MAX5860 datasheet
• Package / Case: BGA package family
• Operating Temperature: commercial/industrial option dependent
• Design Notes: Match LO drive, I/Q common-mode level, baseband filtering and package footprint to the exact ordering suffix before production use.

Applications

Cable QAM modulators, digital IF/RF generation, burst QPSK communication systems and digital transmitter signal processing.

Replacement builds, shortage support and BOM sourcing projects where RF range, baseband interface, package and supply requirements must remain compatible.

Quality & Sourcing

Antrex Electronics can support sourcing for MAX5860DUXH+ through available stock checks, BOM consolidation and alternative-lot review. For RF modulator ICs, packaging condition, date code, MSL handling and original labeling should be checked before shipment.

For project builds or shortage support, Antrex Electronics can coordinate visual inspection, package verification and third-party electrical or authenticity testing when required. This helps buyers manage risk when sourcing discontinued, allocated or hard-to-find RF modulator parts.