Acer Aspire Z1100 - Audio Codec and Amplifier; Audio Interface

1-28 Hardware Specifications and Configurations
Audio Codec and Amplifier
Audio Interface
Item Specification
Audio Controller Realtek ALC272X-GR
Features
 Two stereo DAC support 16/20/24-bit PCM for two
independent playback (multiple streaming)
 Two stereo ADC supports 16/20/24-bit PCM format for two
independent recording
 All DACs support independent 44.1k/48k/96k/192kHz sample
rate
 All ADCs support independent 44.1k/48k/96k/192kHz sample
rate
 Two independent SPDIF outputs support 16/20/24-bit format
and 44.1k/48k/88.2k/96k/192kHz rate
 Supports line level mono output
 Supports analog PCBEEP input, and features an integrated
digital BEEP generator
 Support two stereo digital microphone input for microphone
array AEC/BF application
 Supports legacy analog mixer architecture
 Supports two GPIO (General Purpose Input/Output) pins (pin
sharing with digital microphone interface)
 Supports EAPD (External Amplifier Power Down) control for
external amplifier
 Supports anti-pop mode when analog power AVDD is on and
digital power is off
 Supports 1.5V~3.3V scalable I/O for HD Audio link
 48-pin LQFP 'Green' package
Amplifier Realtek ALC105
Features
 Single-Ended stereo analog input
 BTL (Bridge-Tied Load) output provide up to 3W per channel
driving capability into 4
 speaker load (5V power is supplied)
 No external output L-C filter required
 Speaker amplifier power supplies from 3.3V to 5V
 10A Shut Down current
Item Specification
Audio Controller ALC272 supports Azalia function
Audio onboard or optional Onboard
Mono or Stereo Mono
Compatibility HD audio Interface
Sampling rate Sample rate up to 192Khz resolution VSR (Variable Sampling
Rate)