MAX9796

2.3W, High-Power Class D Audio Subsystem with DirectDrive Headphone Amplifiers

Industry's Smallest Audio Subsystem, Improved Class D Output Power with Integrated DirectDrive Headphone Amplifiers, 3D Sound Enhancement Sound, and 3-Input with Mixing/Mux

Data Sheet (Rev. 1)
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Part Details

  • Unique Spread-Spectrum Modulation and Active Emissions Limiting Significantly Reduces EMI
  • Up to 3 Stereo Inputs
  • 2.3W Mono Speaker Output (4Ω, VDD = 5V)
  • 50mW Mono Receiver/Stereo Headphone Outputs (32Ω, VDD = 3.3V)
  • High PSRR (68dB at 217Hz)
  • 80% Efficiency (VDD = 3.3V, RL = 8Ω, POUT = 600mW)
  • I²C Control—Input Configuration, Volume Control, Output Mode
  • Click-and-Pop Suppression
  • Low Total Harmonic Distortion (0.03% at 1kHz)
  • Current-Limit and Thermal Protection
  • Available in Space-Saving, 36-Bump UCSP (3mm x 3mm)
MAX9796
2.3W, High-Power Class D Audio Subsystem with DirectDrive Headphone Amplifiers
MAX9796: Block Diagram
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Documentation

Data Sheet 1

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Hardware Ecosystem

Parts Product Life Cycle Description
Product 2
MAX9702
1.8W, Filterless, Stereo, Class D Audio Power Amplifier and DirectDrive Stereo Headphone Amplifier
MAX9770
1.2W, Low-EMI, Filterless, Mono Class D Amplifier with Stereo DirectDrive Headphone Amplifiers
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Evaluation Kits

MAX9796EVKIT

Evaluation Kit for the MAX9796

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Features and Benefits

  • 2.3W Speaker Output (4Ω, VDD = 5V)
  • 50mW DirectDrive Headphone Amplifier
  • Highly Programmable Input and Output Modes
  • Controlled Through USB
  • Proven PCB Layout
  • Windows 2000/XP/Vista (32-Bit)-Compatible Evaluation Software
  • Fully Assembled and Tested

Product Details

The MAX9796 evaluation kit (EV kit) is a fully assembled and tested printed-circuit board (PCB) that evaluates the MAX9796 ultra-low EMI, 2.3W filterless Class D audio power amplifier with 50mW DirectDrive® headphone amplifier. The MAX9796 EV kit offers highly programmable and flexible input and output routing, which allows many combinations of balanced and single-ended signals to be connected. The MAX9796 EV kit also includes Windows 2000/XP/Vista® (32-bit)-compatible software that provides a simple graphical user interface (GUI) for exercising the MAX9796's features.

Applications

  • Cell Phones
  • Handheld Gaming Consoles
  • Portable Multimedia Players
MAX9796EVKIT
Evaluation Kit for the MAX9796

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