Texas Instruments

PCM1794DBR

PCM1794DBR Description

The PCM1794DBR is a high-performance, 24-bit digital-to-analog converter (DAC) designed specifically for audio applications. Manufactured by Texas Instruments, this IC offers exceptional audio quality and versatility, making it ideal for a wide range of audio systems. The PCM1794DBR supports a sampling rate of up to 200 kHz, ensuring high-fidelity audio output. It features a surface-mount package, specifically the 28-lead SSOP (Small Outline Package), which is suitable for compact and space-efficient designs.

PCM1794DBR Features

• High Resolution: The PCM1794DBR boasts a 24-bit resolution, providing superior dynamic range and signal-to-noise ratio (SNR) for high-fidelity audio reproduction.
• Wide Sampling Rate: With a sampling rate of up to 200 kHz, this DAC can handle high-frequency audio signals, ensuring detailed and accurate audio output.
• Dual Supply Voltage: PCM The1794DBR operates on both analog and digital supply voltages, ranging from 3V to 3.6V and 5V, offering flexibility in power supply requirements.
• I2S Data Interface: The I2S interface ensures reliable and high-quality data transfer between the DAC and the digital audio source.
• Surface Mount Technology: The surface-mount package type facilitates easy integration into modern, compact electronic designs.
• Compliance and Safety: The PCM1794DBR is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
  -Moisture Sensitivity Level: With an MSL of 1 (unlimited), the PCM1794DBR is suitable for use in various environmental conditions without the need for special handling.

PCM1794DBR Applications

The PCM1794DBR is well-suited for a variety of applications that demand high-quality audio reproduction. It is ideal for:

• High-End Audio Systems: Use in high-fidelity audio equipment such as home theater systems, professional audio mixers, and studio monitors.
• Portable Audio Devices: Integration into portable audio players, tablets, and smartphones where compact size and high performance are critical.
• Automotive Audio: Implementation in car audio systems for premium sound quality.
• Professional Audio Equipment: Suitable for use in professional audio gear such as digital-to-analog converters, audio interfaces, and studio monitors.

Conclusion of PCM1794DBR

The PCM1794DBR from Texas Instruments is a versatile and high-performance DAC designed for demanding audio applications. Its 24-bit resolution and wide sampling rate ensure superior audio quality, while its dual supply voltage and surface-mount package make it suitable for a variety of electronic designs. The PCM1794DBR's compliance with environmental and safety standards further enhances its appeal. Despite being marked as obsolete, the PCM1794DBR remains a reliable choice for applications requiring high-fidelity audio reproduction.