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WM8731CLSEFL

Name: WM8731CLSEFL
Rating: 4.7 (12 reviews)

IC CODEC PORTABLE INTERNET 28QFN

제조업체
Mfr.부분 #WM8731CLSEFL
패키지 28-VFQFNExposedPad
데이터시트
재고 있음6772

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사양

Package	Tray
ProductStatus	Last Time Buy
Type	Audio
DataInterface	Serial
Resolution(Bits)	24 b
NumberofADCs/DACs	2 / 2
SigmaDelta	Yes
S/NRatioADCs/DACs(db)Typ	90 / 100
DynamicRangeADCs/DACs(db)Typ	90 / 95
Voltage-SupplyAnalog	1.8V ~ 3.6V
Voltage-SupplyDigital	1.42V ~ 3.6V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	28-VFQFN Exposed Pad

개요

Description

The WM8731CLSEFL is a high-performance audio codec designed for portable applications. It features a stereo analog-to-digital converter (ADC) and digital-to-analog converter (DAC), providing high-quality audio processing capabilities. With a sample rate of up to 96 kHz and a 24-bit resolution, it ensures excellent audio fidelity.
The codec includes a built-in microphone preamplifier and programmable gain control, making it suitable for voice recording and playback applications. It supports various audio interfaces, including I2S and PCM, facilitating easy integration into digital systems. Additionally, the WM8731 allows for flexible power management, enabling lower power consumption, which is critical for battery-operated devices.
Its compact size and low pin count make it ideal for space-constrained designs in smartphones, tablets, and other multimedia devices. Overall, the WM8731CLSEFL is a versatile solution for high-quality audio applications, balancing performance, power efficiency, and design simplicity.

Features

The WM8731CLSEFL is a high-performance stereo audio codec designed for portable and consumer audio applications. Key features include:
1. 24-bit DAC and ADC: Supports high-resolution audio processing for superior sound quality.
2. Sample Rates up to 96kHz: Compatible with various audio formats, providing flexibility in audio applications.
3. Stereo Outputs: Dual-channel output for enhanced audio playback.
4. Analog and Digital Interfaces: Includes I2S and PCM interfaces for easy integration with digital systems.
5. Low Power Consumption: Ideal for battery-operated devices, extending usage time.
6. Built-in Volume Control: Allows for easy adjustment of audio levels.
7. Integrated Digital Filters: Provide customization of audio characteristics.
8. Flexible Power Supply: Operates with a wide range of supply voltages.
9. Compact Package: Designed in a small footprint, suitable for space-constrained designs.
These features make the WM8731CLSEFL suitable for applications such as smartphones, tablets, and portable audio devices.

Package

The WM8731CLSEFL is packaged in a 28-pin TQFP (Thin Quad Flat Package) form factor.

Pinout

The WM8731CLSEFL is a 28-pin audio codec IC. It functions primarily as a low-power stereo audio codec, featuring a 24-bit delta-sigma ADC and DAC. Key functions include:
1. Analog Inputs/Outputs: It has stereo line inputs and outputs for audio signals.
2. Digital Interface: Supports I2S and left-justified audio data formats.
3. Sampling Rates: Operates with a range of sampling frequencies (8 kHz to 96 kHz).
4. Built-in Filtering: Integrates digital filters for audio data processing.
5. Power Management: Offers low power consumption modes for battery-operated devices.
6. Control Interface: Configured via a simple I2C control interface.
The pin configuration includes input pins (LIN, RIN), output pins (LOUT, ROUT), power supply pins (AVDD, DVDD), and control pins (I2C, MCLK). Overall, it is designed for applications requiring high-quality audio processing in compact electronic systems.

Manufacturer

The WM8731CLSEFL is manufactured by Cirrus Logic, Inc., a company known for designing and developing high-precision analog and mixed-signal integrated circuits. Cirrus Logic primarily serves the audio and voice processing markets, offering solutions for consumer electronics, automotive, and professional audio applications. The WM8731 is a low-power, stereo audio ADC (analog-to-digital converter) that is used in various audio applications, including smartphones, tablets, and other multimedia devices. Cirrus Logic is recognized for its expertise in audio technology, and its products are widely used in the industry for enhancing sound quality and performance.

Application

The WM8731CLSEFL is a low-power audio codec designed for various applications, including portable audio devices, smartphones, tablets, digital cameras, and other consumer electronics. It is used in systems requiring high-quality audio playback and recording, such as voice-over-IP (VoIP) applications, multimedia devices, and automotive audio systems. Its features enable efficient audio processing and interfacing in compact designs.

Equivalent

The WM8731CLSEFL chip is primarily an audio codec. Equivalent products include the following:
1. CS4270 - Cirrus Logic, supports similar audio formats.
2. PCM1808 - Texas Instruments, offers stereo ADC functionality.
3. AK4458VN - AKM, supports high-resolution audio.
4. ES9023 - ESS Technology, compact DAC with good performance.
These alternatives may vary in features, so be sure to compare specifications for specific requirements.