SA9123L
盛微先进（Savitech）SA9123L是一款高性能USB音频控制器，支持I2S&SPDIF同时输出，支持PCM 44.1K至192K采样率，兼容windows 、Android、IOS、MAC系统。支持ASIO专业音频驱动，是立体声输入和输出专业数字音频接口应用的理想选择。
•供电范围1.8 V至3.3 V
•可灵活应用的I/O和I2C总线
•USB 2.0高速兼容
•支持USB音频UAC1.0和UAC2.0
•支持分辨率高达24位和采样率高达192KHz
•有独立的PCM I2S输入和I2S输出总线
•采样率支持44.1/ 48/ 88.2/ 96/ 176.4/ 192 KHz ，16/24位分辨率
•LQFP64 7*7mm封装
•供电范围1.8 V至3.3 V
•可灵活应用的I/O和I2C总线
•USB 2.0高速兼容
•支持USB音频UAC1.0和UAC2.0
•支持分辨率高达24位和采样率高达192KHz
•有独立的PCM I2S输入和I2S输出总线
•采样率支持44.1/ 48/ 88.2/ 96/ 176.4/ 192 KHz ，16/24位分辨率
•LQFP64 7*7mm封装
Savitech SA9123L
1. Features
• Supply Range of 1.8 V to 3.3 V
• Control and I/O
˗ I2C bus
˗ FWIOs
• Support iAP2
• USB 2.0 High-Speed Compliant
• USB Audio Class v1.0 and v2.0 supported
• Support Dynamic Consumption Adjustment
• One interrupt endpoint for HID
• Support resolutions up to 24-bit and sampling rates up to 192KHz
• One I2S input and one I2S output pairs for PCM
˗ Independent sample rates for each pair
˗ 44.1/ 48/ 88.2/ 96/ 176.4/ 192KHz sampling rates
˗ 16/24 bit resolution
• 64-pin LQFP 7*7 package
2. Description
• Mobile Phone Audio Accessary
• Type-C Audio
• USB Audio
• iDevice
3. Applications
The SA9123L is a high performance up to 24bit, 192KHz PCM streaming USB High-Speed compliant audio steaming controller. It features one IEC60958 S/PDIF transmit streaming output. The SA9123L is ideal for both one stereo-in and one stereo-out professional digital audio interface applications.
4. Simplified Schematic
