Acer 5742 Laptop User Manual


 
Chapter 1 25
Audio Codec and Amplifier
Wireless Module 802.11b/g/n
Battery
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
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
Item Specification
Chipset Atheros HB93/ HB97,
Broadcom BCM943225/ BCM43225,
Realtek RTL8192,
Data throughput 11~54 Mbps, up to 270 Mbps for Draft-N
Protocol 802.11 b+g, Draft-N
Interface PCI bus (mini PCI socket for wireless module)
Item Specification
Vendor & model name Sanyo AS10D,
Simplo AS10D,
Sony AS10D,
Samsung AS10D,
Panasonic AS10D
Battery Type Li-ion
Pack capacity 2200 mAh
Number of battery cell 6
Package configuration 3S2P