PCM3794ARHBTG4

S/N Ratio, ADCs / DACs (db) Typ:	90 / 93
Base Part Number:	PCM3794A
Supplier Device Package:	32-VQFN (5x5)
Package / Case:	32-VFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Voltage - Supply, Digital:	1.71 V ~ 3.6 V
Voltage - Supply, Analog:	2.4 V ~ 3.6 V
Dynamic Range, ADCs / DACs (db) Typ:	90 / 93
Series:	--
Sigma Delta:	Yes
Number of ADCs / DACs:	2 / 2
Resolution (Bits):	16 b
Data Interface:	Serial
Type:	Stereo Audio
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The PCM3794ARHBTG4 is an integrated advanced analog/DPLL codec for commercial, consumer, and industrial video digital video applications. It is one of the most popular chips for analog/digital video digital signal processing and can be used in many different types of applications. This article will discuss the application field of the PCM3794ARHBTG4, as well as its working principle.

Application Field

The PCM3794ARHBTG4 can be used in a wide range of application fields, including both 3G and 4G LTE networks. It is used in many applications that require the transfer of high-quality analog/digital audio and video signals. Examples of these application fields include:• 3G Network: The PCM3794ARHBTG4 is used in 3G networks for low-mobility applications, such as the teletraffic for point-to-point systems or for multimedia services. • 4G Network: The PCM3794ARHBTG4 is also used in 4G networks to enable high-speed data transmission. It facilitates the efficient transfer of audio, video, and other multimedia data.• Security Applications: The PCM3794ARHBTG4 can also be used in security applications, such asGPS tracking, access control, and surveillance applications. • Other Applications: The PCM3794ARHBTG4 can also be utilized in industrial automation projects, home automation, medical equipment, automotive systems, and other embedded systems.

Working Principle

The PCM3794ARHBTG4 is an ASIC-based codec, meaning it is an integrated solution that contains a digital signal processor (DSP) and a Programmable Logic Device (PLD). The PCM3794ARHBTG4 also incorporates an automatic gain control (AGC) circuit and a digital-to-analog/analog-to-digital converter (DAC/ADC).The PCM3794ARHBTG4 is designed to convert between analog and digital audio and video signals, allowing them to be sent over different media. It supports sampling rates up to 48 kHz, and features both low-noise and low-distortion performance.The PCM3794ARHBTG4 also features a programmable gain control, allowing the system to adjust the level of the encoded/decoded signal. This feature makes it easier to adjust the signal levels in order to optimize the signal quality.The PCM3794ARHBTG4 also includes a phase-locked loop (PLL), which allows it to adjust the frequency of the signal in order to keep it synchronized with other components in the system. This is important for systems that require precise timing, such as video applications.

Conclusion

The PCM3794ARHBTG4 is a versatile and reliable integrated analog/DPLL codec, offering a high level of performance for many applications in digital video, audio, and other multimedia codec applications. Its wide range of features, including its automatic gain control, low-noise and low-distortion performance, and its PLL, make it a great choice for many applications.

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