Acer Aspire 5333, Service Manual, Page: 44 / 210

1-34 Hardware Specifications and Configurations
Audio Codec and Amplifier
Audio Interface
Item Specification
Audio Controller Audio codec: 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 TI TPA6017A2PWPR,
Features

4 step gain control

2-W/Ch Output Power Into 3-? Load From 5-V Supply

Fully Differential Input

Low Supply Current and Shutdown selection

Embedded de-pop circuit
Item Specification
Audio Controller Realtek ALC272X-GR
Audio onboard or optional On board
Mono or Stereo Stereo
Resolution Support 16/24bit PCM
Compatibility HD audio Interface;
Sampling rate Sample rate up to 192Khz resolution VSR (Variable Sampling
Rate)