PCM4202DBRG4

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	ADC, Audio
Number of Channels:	2
Resolution (Bits):	24 b
Sampling Rate (Per Second):	216k
Data Interface:	DSP, PCM
Voltage Supply Source:	Analog and Digital
Voltage - Supply:	1.65 V ~ 3.6 V, 5V
Operating Temperature:	-10°C ~ 70°C
Package / Case:	28-SSOP (0.209", 5.30mm Width)
Supplier Device Package:	28-SSOP
Base Part Number:	PCM4202

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Introduction

The PCM4202DBRG4 is a special-purpose analog-to-digital converter (ADC) and digital-to-analog converter (DAC) integrated circuit. It is designed to provide better than 16-bit performance and low power consumption, making it a popular choice for many applications. This article will discuss the PCM4202DBRG4 application field and working principle.

Applications

The PCM4202DBRG4 is designed to be used in a variety of applications. Its low noise and power efficiency make it a great choice for medical applications, such as patient monitoring and diagnostics. It is also suitable for communication systems, such as video conferencing and digital TV. It can be used for instrumentation in industrial production, providing precise and accurate measurements. Additionally, the PCM4202DBRG4 is also suitable for automotive electronics, such as in-car entertainment systems.

Features

The PCM4202DBRG4 is an integrated circuit comprised of two components: the ADC and DAC. The ADC has a sampling rate of 48KHz, a conversion resolution of 16-bit and a low-power consumption of 90mW. The DAC has a conversion resolution of 24-bit and a low-power consumption of 150mW. The ADC and DAC have excellent signal-to-noise ratio (SNR) and total harmonic distortion (THD), providing cleaner and clearer audio and video signals. The PCM4202DBRG4 also features an integrated serial audio interface (SAI), providing a digital audio data stream.

Working Principle

The PCM4202DBRG4 uses a sigma-delta converter to convert an analog signal into a digital one. It works by successive approximations, which is a process where a series of approximate values are generated and compared to the input signal until the closest approximation is found. The output from the sigma-delta converter is then fed into a digital signal processor (DSP), which converts the digital signal into a more usable form. The PCM4202DBRG4 also includes a digital-to-analog converter (DAC). The DAC works in a similar way to the ADC, but instead of converting an analog signal into a digital one, it converts a digital signal into an analog one. The DAC uses an oversampling technique to reduce the amount of distortion in the signal.

Conclusion

The PCM4202DBRG4 is a special-purpose integrated circuit designed to provide higher performance and lower power consumption. It is suitable for a variety of applications, such as medical, communication, industrial, and automotive electronics. The PCM4202DBRG4 uses a sigma-delta conversion technique and an integrated DAC, making it an ideal choice for high-fidelity signal processing.

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