Acer Aspire M5-481PT - Audio System Features

Hardware Specifications and Configurations 1-33
Features  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.
Item Specification