Datasheet MAX9789AETJ+ - Maxim Audio Amplifiers Windows Vista Class AB Speaker Amp

Detailed Description

Manufacturer: Maxim

Description: Audio Amplifiers Windows Vista Class AB Speaker Amp

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Docket:
19-0606; Rev 3; 9/09
Windows Vista-Compliant, Stereo Class AB Speaker Amplifiers and DirectDrive Headphone Amplifiers
General Description
The MAX9789/MAX9790 combine a stereo, 2W Class AB speaker power amplifier with a stereo 100mW DirectDrive® headphone amplifier in a single device.

The MAX9789/MAX9790 are designed for use with the Microsoft Windows Vista® operating system and are fully compliant with Microsoft's Windows Vista specifications. The headphone amplifier features Maxim's DirectDrive architecture that produces a ground-referenced output from a single supply to eliminate the need for large DCblocking capacitors, as well as save cost, board space, and component height. A high +90dB PSRR and low 0.002% THD+N ensures clean, low-distortion amplification of the audio signal. Separate speaker and headphone amplifier control inputs provide independent shutdown of the speaker and headphone amplifiers, allowing speaker and headphone amplifiers to be active simultaneously, if require

Specifications:

• Audio Load Resistance: 4 Ohm
• Maximum Power Dissipation: 1990 mW
• Mounting Style: SMD/SMT
• Operating Temperature Range: - 40 C to + 85 C
• Output Power: 2 W
• Package / Case: TQFN-32
• Packaging Type: Tube
• Product: Class-AB
• Supply Current: 0.1 mA
• THD plus Noise: 0.004 %
• RoHS: Yes