The PCM1742KE is a high-performance, single-chip digital-to-analog converter (DAC) from Texas Instruments, engineered to deliver exceptional sound quality for a wide range of audio applications. This precision audio DAC is an ideal choice for CD players, DVD players, home theater systems, and professional audio equipment.

Key Features

• 24-Bit Resolution: The PCM1742KE offers a 24-bit digital data input, ensuring high-fidelity audio playback with detailed sound reproduction.
• Sampling Rate: It supports a wide range of sampling rates from 8 kHz to 96 kHz, accommodating various digital audio formats and ensuring compatibility with diverse audio sources.
• Dynamic Performance: With a dynamic range of 106 dB and a signal-to-noise ratio (SNR) of 106 dB, the DAC ensures low noise and minimal distortion, preserving the integrity of the original audio signal.
• System Flexibility: The PCM1742KE is equipped with a system interface that is compatible with industry-standard audio data formats, including I2S, Left-Justified, and Right-Justified modes.
• Single Power Supply: Operating on a single 5V power supply, this DAC simplifies the power design for audio systems, while maintaining high performance.
• Integrated Digital Filter: An 8x oversampling digital filter is built-in, reducing the requirements for external filtering and simplifying the overall design of the audio system.

Applications

The PCM1742KE is versatile and can be used in a multitude of audio applications. Its high-quality audio output makes it suitable for:

• High-end audio and home theater systems
• Professional audio mixing and recording equipment
• Automotive audio systems
• Portable audio devices
• Audio-enabled consumer electronics

Technical Specifications

The PCM1742KE's technical specifications include a THD+N of -93 dB, ensuring that total harmonic distortion and noise are kept to a minimum. The device also features a 5V analog supply voltage and a 3.3V digital supply voltage, providing flexibility in system design. The DAC comes in a compact 28-SSOP package, making it easy to integrate into various hardware layouts.

Overall, the PCM1742KE from Texas Instruments represents a blend of performance, flexibility, and reliability, making it a top choice for designers and audio enthusiasts who demand the best in digital audio conversion.