Acer Aspire M5-481PT Acer Aspire M5-481T, PT, and TG Notebook Service Guide - Page 43
Compliant with Intel High Definition Audio Specification Rev. - for sale
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Features Item Specification 24-bit, 2 pairs of independent DACs and 3 pairs of independent ADCs ProCoustic headphone driver delivers 50 mW into 32 _ load with no pop, eliminating the need for an external amplifier and DC-blocking capacitors Integrated 5 V to 3.3 V low-dropout voltage regulator for improved audio performance, eliminating need for external regulator or power transistor. Integrated 3.3 V to 1.8 V low-dropout voltage regulator, used to power digital blocks Integrated 2 WRMS (per channel) class-D stereo speaker amplifier with Spread Spectrum and 10-kV ESD withstand capability Digital Microphone interface with internal MIC boost supporting 2 digital microphone elements Works with all digital microphones. Internal microphone boost Digital: 0, 12, 24, 36, 48 dB Analog: 0, 10, 20, 30, 40 dB Microphone Security Control Please contact Conexant Sales/FAE for additional confidential document to disable the bit in microphone from the BIOS. Exceeds Windows Vista and Windows 7 Desktop and Notebook Premium Logo Requirements, WLP4.0 D-Flex power management exceeds Intel ECR 15B requirements, and features Wake-On-PCBeep functionality Hardware Headphone limiter bit (supports GS Mark EN50332-2) Compliant with Intel High Definition Audio Specification Rev. 1.0 Supports both 1.5 V and 3.3 V signaling with the core logic chipset Retaskable ports Configure between Headphone and Line-out or between Mic and Line-in Independent sampling rate for DAC and ADC; supports audio formats ranging from 16-bit, 44.1 kHz to 24-bit, 192 kHz for DACs, and from 16-bit, 44.1 kHz to 24-bit,96 kHz for ADCs. Hardware Specifications and Configurations 1-33