Silicon Labs CP2615 USB Interface IC
Silicon Labs CP2615 USB Interface IC is a USB audio to an I2S digital audio bridge. The CP2615 device is designed to enable rapid development of USB-based audio applications. This USB Interface IC provides a complete plug-and-play interface. The CP2615 IC offers USB audio 1.0 and 3.45V of an output voltage. CP2615 transfers audio data from USB to I2S without any code development, speeding time to market for USB audio accessories. The CP2615 includes a USB2.0 full-speed function controller, USB transceiver, oscillator, I2S (audio) interface, I2C (control) interface, and UART interface. Ideal for USB audio applications including USB speakers, USB headphones/headsets, MP3 accessories, music boxes, and navigation systems.
Features
- USB Audio Class 1.0
- Supports USB HID consumer controls for volume and mute synchronization
- Includes USB-UART bridge function
- Supports 48kHz, 16b/24bit stereo digital audio
- Integrated USB transceiver, no external resistors required
- Integrated clock, no external crystal required
- On-chip voltage regulator 3.45V output
- Self-powered or bus-powered
Specifications
- 2.7VDD (minimum) digital supply voltage
- 3.6VDD (maximum) digital supply voltage
- -40ºC to 85ºC operating temperature range
Applications
- USB speakers
- MP3 accessories
- Navigation systems
- USB headphones/headsets
- Point of sale terminals
- Music boxes
CP2615 Block Diagram
Associated Tool
Silicon Labs CP2615 Evaluation Kit
Designed to evaluate CP2615 USB interface and enable rapid development of mobile audio accessories.
Published: 2017-06-01
| Updated: 2025-08-06