The Cirrus Logic CS5361-KSZ is a high-performance, low-power audio analog-to-digital converter (ADC) designed for a variety of audio applications, including professional audio equipment, consumer electronics, and portable devices. This device is particularly well-suited for applications that require high-quality audio conversion with minimal distortion and noise.

## Key Features

1. High-Resolution ADC: The CS5361-KSZ features a 24-bit resolution, enabling precise audio signal conversion. It supports sampling rates up to 192 kHz, making it ideal for high-fidelity audio applications.

2. Low Power Consumption: Designed for efficiency, the CS5361-KSZ operates at low power levels, making it suitable for battery-operated devices. The device can be configured to operate in various power modes to optimize energy consumption.

3. Integrated Digital Filters: The ADC includes built-in digital filters that help reduce out-of-band noise and improve overall audio quality. These filters can be configured to meet specific application requirements, providing flexibility in design.

4. Flexible Input Configuration: The CS5361-KSZ supports multiple input configurations, including single-ended and differential inputs. This flexibility allows it to be used in a wide range of audio applications, accommodating different signal sources.

5. I2S and Left-Justified Output Formats: The device provides digital audio output in I2S and left-justified formats, ensuring compatibility with various digital audio processors and systems.

6. Low Total Harmonic Distortion (THD): The CS5361-KSZ boasts low total harmonic distortion, ensuring that the audio output remains clean and faithful to the original signal. This characteristic is crucial for maintaining audio fidelity in professional applications.

7. Integrated Voltage Reference: The device includes an internal voltage reference, simplifying the design and reducing the need for external components, which can help minimize the overall system cost and complexity.

## Specifications

- Resolution: 24 bits
- Sampling Rate: Up to 192 kHz
- Input Voltage Range: Typically ±1.5 V (for differential inputs)
- Power Supply Voltage: 3.3 V ±10%
- Power Consumption: Approximately 50 mW (typical)
- Total Harmonic Distortion + Noise (THD+N): Typically -100 dB (at 1 kHz)
- Signal-to-Noise Ratio (SNR): Typically 100 dB (A-weighted)
- Dynamic Range: Typically 100 dB
- Output Formats: I2S, Left-Justified
- Package Type: 28-pin TSSOP (Thin Shrink Small Outline Package)

## Applications

The CS5361-KSZ is suitable for a variety of applications, including:

- Professional audio equipment (mixers, audio interfaces, digital audio workstations)
- Consumer electronics (televisions, soundbars, home theater systems)
- Portable audio devices (MP3 players, smartphones, tablets)
- Automotive audio systems
- Digital signal processing (DSP) applications

## Conclusion

The Cirrus Logic CS5361-KSZ is a versatile and high-performance audio ADC that meets the demands of modern audio applications. With its combination of high resolution, low power consumption, and integrated features, it is an excellent choice for designers looking to implement high-quality audio conversion in their products. Whether for professional or consumer use, the CS5361-KSZ provides the performance and flexibility needed to achieve superior audio quality, making it a valuable component in any audio system.