The PCM2901E/2KG4 is a versatile audio codec with USB interface from Texas Instruments, designed to provide a high-quality audio data transfer solution between analog devices and digital systems. This integrated circuit is part of TI's esteemed audio codec product line and is widely used in a variety of audio applications including USB audio devices, computer audio systems, and recording equipment.

Key Features

• USB Interface: Equipped with a full-speed USB protocol controller and SIE (Serial Interface Engine), the PCM2901E/2KG4 facilitates seamless audio data transfer to and from a host computer without the need for external USB-specific firmware.
• Audio Quality: The codec delivers 16-bit stereo audio DAC and ADC, ensuring high-fidelity audio capture and playback with a dynamic range of 89 dB and THD+N of 0.01%.
• Sampling Rate: It supports sampling rates of 32 kHz, 44.1 kHz, and 48 kHz, providing versatility for various audio formats and quality preferences.
• Plug and Play: The device supports plug-and-play operation, with no need for additional drivers when used with standard USB audio class support provided by modern operating systems.
• On-Chip Clock: An on-chip clock generator is available, meaning no external clock is required for operation, simplifying the design and reducing system costs.

Applications

The PCM2901E/2KG4 is ideal for a wide range of audio applications, such as:

• USB headphones or microphones
• Audio interface boxes
• Portable audio devices
• Computer audio systems
• MIDI devices

Package and Availability

The PCM2901E/2KG4 comes in a 28-pin SSOP (Shrink Small Outline Package), providing a compact footprint for space-sensitive applications. This product is available in bulk packaging, and its part number suffix "2KG4" indicates the specific packaging variant. For detailed inventory, pricing, and ordering information, it is recommended to visit Texas Instruments' official website or contact authorized distributors.