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LM4935

National Semiconductor
Part Number LM4935
Manufacturer National Semiconductor
Description Audio Sub-System
Published Jun 5, 2009
Detailed Description LM4935 Audio Sub-System with Dual-Mode Stereo Headphone & Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ...
Datasheet PDF File LM4935 PDF File

LM4935
LM4935

Overview
LM4935 Audio Sub-System with Dual-Mode Stereo Headphone & Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC October 2005 LM4935 Audio Sub-System with Dual-Mode Stereo Headphone & www.
datasheet4u.
com Mono High Efficiency Loudspeaker Amplifiers and Multi-Purpose ADC 1.
0 General Description The LM4935 is an integrated audio subsystem that supports both analog and digital audio functions.
The LM4935 includes a high quality stereo DAC, a mono ADC, a multipurpose SAR ADC, a stereo headphone amplifier, which supports output cap-less (OCL) or AC-coupled (SE)modes of operation, a mono earpiece amplifier and a mono high efficiency loudspeaker amplifier.
It is designed for demanding applications in mobile phones and other portable devices.
The LM4935 features a bi-directional I2S serial interface for full range audio and an I2C or SPI compatible interface for control.
The stereo DAC path features an SNR of 88 dB with an 18-bit 48 kHz input.
In SE mode the headphone amplifier del...


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