FEATURES
General Description
The MAX9718/MAX9719 differential input audio power amplifiers are ideal for portable audio devices with internal speakers. The differential input structure improves noise rejection and provides common-mode rejection.
Features
♦ 2.7V to 5.5V Single-Supply Operation
♦ Very High -93dB PSRR at 217Hz
♦ 1.4W into 4Ω at 1% THD+N (per Channel)
♦ Differential Input
♦ Internal Fixed Gain to Reduce Component Count
♦ Adjustable Gain Option (MAX9718A/MAX9719A)
♦ 100nA Low-Power Shutdown Mode
♦ No Audible Clicks or Pops at Power-Up/Down
♦ Improved Performance Pin-Compatible Upgrade
to LM4895 (MAX9718D)
Applications
Mobile Phones
PDAs
Portable Devices
Analog Devices (NASDAQ: ADI) is a world leader in the design, manufacture, and marketing of a broad portfolio of high performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs) used in virtually all types of electronic equipment. Since our inception in 1965, we have focused on solving the engineering challenges associated with signal processing in electronic equipment. Used by over 100,000 customers worldwide, our signal processing products play a fundamental role in converting, conditioning, and processing real-world phenomena such as temperature, pressure, sound, light, speed, and motion into electrical signals to be used in a wide array of electronic devices.