USB Interface Audio CODEC
ASAHI KASEI
[AK4571]
AK4571
USB Interface Audio CODEC
Features:
USB Audio Controller 12 Mbps bit rate USB Serial I...
Description
ASAHI KASEI
[AK4571]
AK4571
USB Interface Audio CODEC
Features:
USB Audio Controller 12 Mbps bit rate USB Serial Interface Engine (SIE) Audio Class Processing Block 4 Endpoints USB transceiver
16bit CODEC - Single-channel A/D Converter Microphone Pre-Amp (Fixed Gain: 20dB) Mute/Volume Control Programmable Gain Control +24dB to –31dB ( 1dB step ) - D/A Converter 2 channels - Mixer Mute/Attenuation Control +0dB to –47dB ( 1dB step ) Analog Bass Boost
HID Support - remote control of playback volume/mute - recording mute/status function
Power Management - control of external headphone amplifier - low power at suspend mode (< 1uA)
EEPROM Interface (Microwire Interface) - can read Device/String Descriptor from EEPROM - 1K/2K/4K bit EEPROM
On-chip PLL 7 sampling frequencies: 8kHz, 11.025kHz, 16kHz, 22.05kHz, 32kHz, 44.1kHz, 48kHz
Single Power Supply, Low Power +3.3Volts±0.3V
Package 48pin LQFP
General Description:
The AK4571 is a USB Interface audio CODEC. Th...
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