PCM4222PFBR

Product Overview

Category: Integrated Circuit (IC)

Use: The PCM4222PFBR is a high-performance stereo audio analog-to-digital converter (ADC) designed for professional audio applications. It offers exceptional audio quality and precise conversion of analog signals into digital format.

Characteristics: - High-resolution audio conversion - Low distortion and noise levels - Wide dynamic range - Dual-channel operation - Flexible input options - Compact package size

Package: The PCM4222PFBR is available in a small form factor package, making it suitable for space-constrained applications. It comes in a lead-free, 48-pin TQFP (Thin Quad Flat Package) package.

Essence: The essence of the PCM4222PFBR lies in its ability to accurately capture and digitize analog audio signals with high fidelity, ensuring faithful reproduction of sound.

Packaging/Quantity: The PCM4222PFBR is typically sold in reels containing a specified quantity of ICs, which may vary depending on the supplier or manufacturer.

Specifications

• Resolution: Up to 24 bits
• Sampling Rate: Up to 192 kHz
• Signal-to-Noise Ratio (SNR): >120 dB
• Total Harmonic Distortion + Noise (THD+N): <0.001%
• Input Voltage Range: ±5 V
• Power Supply: +5 V
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The PCM4222PFBR features a 48-pin TQFP package with the following pin configuration:

1. VREFL
2. VREFR
3. AGND
4. AVDD
5. DVDD
6. CLKOUT
7. BCLK
8. WCLK
9. SDOUT
10. SDIN
11. RESET
12. MUTE
13. DITHER
14. OSR2
15. OSR1
16. OSR0
17. MODE
18. FS
19. SLEEP
20. PDN
21. AVDD
22. AGND
23. VREFR
24. VREFL
25. AINL-
26. AINL+
27. AINR-
28. AINR+
29. AGND
30. AVDD
31. DVDD
32. CLKOUT
33. BCLK
34. WCLK
35. SDOUT
36. SDIN
37. RESET
38. MUTE
39. DITHER
40. OSR2
41. OSR1
42. OSR0
43. MODE
44. FS
45. SLEEP
46. PDN
47. AVDD
48. AGND

Functional Features

• High-resolution audio conversion: The PCM4222PFBR supports up to 24-bit resolution, allowing for precise and detailed audio capture.
• Low distortion and noise levels: With a signal-to-noise ratio (SNR) of over 120 dB and low total harmonic distortion + noise (THD+N), the PCM4222PFBR ensures minimal interference and accurate representation of audio signals.
• Dual-channel operation: The IC enables simultaneous conversion of stereo audio signals, making it suitable for stereo recording or playback applications.
• Flexible input options: The PCM4222PFBR offers differential inputs for both left and right channels, providing flexibility in connecting various audio sources.
• Advanced power management: It features power-down and sleep modes to optimize power consumption when not in use.

Advantages and Disadvantages

Advantages: - High audio quality and fidelity - Wide dynamic range - Compact package size - Flexible input options

Disadvantages: - Requires external components for complete audio signal processing - Limited to stereo audio conversion

Working Principles

The PCM4222PFBR utilizes a delta-sigma modulation technique to convert analog audio signals into digital format. It employs oversampling and noise shaping to achieve high-resolution conversion with low distortion and noise levels. The IC incorporates various filters and digital processing algorithms to enhance the audio quality and provide accurate representation of the original analog signal.

Detailed Application Field Plans

The PCM4222PFBR is commonly used in professional audio recording and playback equipment, such as: - Digital audio workstations (DAWs) - Audio interfaces - Mixing consoles - Studio monitors - Musical instruments

Its high-performance characteristics make it suitable for applications that demand exceptional audio quality and precise signal conversion.

Alternative Models

For users seeking alternative options, the following models can be considered: - PCM4220PFBR - PCM4224PFBR - PCM4226PFBR

These models offer similar functionality and performance