Data Sheet
3 In 1 USB Audio Controller
II.
USB
Compliant with USB 2.0 Full Speed Operation
Compliant with USB audio device class specification v1.0
Full-duplex playback/ recording audio stream without sound card in PC
Compatible with Win2000/ WinXP and MacOS10.2/MacOS10.4 without
additional driver
Plug-and-Play operation with Microsoft OS or MacOS default drivers
USB bus power or self power option
USB audio function topology has two input terminals, two output terminals,
and two feature units
USB alternate setting0 is a zero-bandwidth setting; used to release the claimed
bandwidth on the bus when this device is inactive
Isochronous transfer uses adaptive and asynchronous synchronization
Include two isochronous pipes, one Controller pipe and two HID pipes by
default, and external MCU can modify the descriptors.
Voice
Embedded high-performance multi-bit sigma-delta mono audio CODEC.
8KHz, 11.025KHz, 16KHz, 22.05KHz, 24KHz, 32KHz, 44.1KHz and 48KHz
sampling rates for mono playback and recording
12MHz crystal input with on-chip PLL and embedded transceiver for USB
On-chip PLL for synchronized with USB host for CODEC interface
Compliant with USB HID class specification v1.1; pin control for volume up /
down, play mute, and record mute
Claim variable max packet size for saving USB bandwidth; according to
sampling rate setting
DAC SNR 91dB (A-weighted) at 1.8V
ADC SNR 81dB (A-weighted) at 1.8V
Mono single-ended ADC input with 1Vpp
Mono single-ended DAC headphone output with 1Vpp
16-level programmable volume control form +33 dB to -12 dB in 3.0dB pre
step for MIC/ADC input PGA
20-dB MIC gain boost control
Sonix Confidential
-3-
Do not copy, reproduce, or distribute without permission
SN11300
Features
2008 Mar 6, V1.3
SONIX [ SONIX TECHNOLOGY COMPANY ]
