WM8731SEDS/V

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WM8731SEDS/V

+BOM

IC CODEC PORT INTERNET 28SSOP

  • 제조업체Cirrus Logic 주식회사.

  • 제조업체 부품 #WM8731SEDS/V

  • 재고7409

365 1일 품질 보증

7*24 영업 시간 서비스 보증

90-판매 후 1일 보증

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사양

속성 가치
Part Status Obsolete
Type Audio
Data Interface Serial
Resolution (Bits) 24 b
Number of AD Cs / DA Cs 2 / 2
Sigma Delta Yes
S / N Ratio, AD Cs / DA Cs (db) Typ 90 / 100
Dynamic Range, AD Cs / DA Cs (db) Typ 90 / 95
Voltage - Supply, Analog 2.7V ~ 3.6V
Voltage - Supply, Digital 1.42V ~ 3.6V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 28-SSOP (0.209", 5.30mm Width)
Supplier Device Package 28-SSOP
Base Product Number WM8731

개요

Description

The WM8731SEDS/V is a highly integrated low-power stereo audio codec designed for portable digital audio applications. It combines stereo audio analog-to-digital converters (ADCs) and digital-to-analog converters (DACs), offering high-quality audio performance. The device supports various audio input and output configurations, including microphone inputs and line-level outputs, making it versatile for different audio systems.
Key features include a 24-bit resolution, a signal-to-noise ratio (SNR) of up to 90 dB for both ADCs and DACs, and a wide range of sampling frequencies from 8 kHz to 96 kHz. The WM8731SEDS/V also includes a digital audio interface for I2S, left-justified, right-justified, and DSP modes, enabling easy integration with digital processors. It supports various control interfaces, such as I2C and SPI, for flexible configuration and control.
The codec is well-suited for portable audio devices, including MP3 players, portable media players, and digital voice recorders, where low power consumption and high audio quality are critical. Its compact design ensures it fits easily into space-constrained applications.

Equivalent

The WM8731SEDS/V is a stereo audio codec. Equivalent products include the Texas Instruments TLV320AIC23B, Cirrus Logic CS4270, and Analog Devices ADAU1701. These alternatives offer similar functionalities with integrated DACs and ADCs for audio applications. However, specific features and performance metrics may vary, so it is important to compare them based on the specific requirements of your application.

Features

The WM8731SEDS/V is a low-power stereo audio codec designed for portable digital audio applications. Key features include:
1. Stereo Codec: It supports stereo audio with high-quality analog-to-digital (ADC) and digital-to-analog (DAC) converters.
2. Low Power Consumption: Optimized for battery-operated devices, ensuring efficient energy use.
3. Sampling Rates: Supports various sampling frequencies from 8 kHz to 96 kHz.
4. Digital Audio Interfaces: Compatible with I2S, left-justified, right-justified, and DSP modes.
5. Integrated Headphone Driver: Includes a high-quality headphone driver with low distortion and noise.
6. Microphone Inputs: Equipped with stereo microphone inputs, supporting both single-ended and differential inputs.
7. Programmable Gain Control: Features programmable gain control for both ADC and DAC, allowing for flexible audio processing.
8. On-Chip PLL: Includes a phase-locked loop (PLL) for flexible clock generation.
9. Power Management: Offers multiple power-saving modes for extended battery life.
10. Compact Package: Available in a small package suitable for integration into portable devices.
These features make the WM8731SEDS/V ideal for applications like digital music players, voice recorders, and other portable audio devices.

Pinout

The WM8731SEDS/V is a stereo audio codec with integrated headphone driver. It generally comes in a 28-pin TSSOP package. The primary functions of the pins include:
1. Digital Interface: Includes pins for I2S, SPI, or PCM data formats for digital audio data input and output.
2. Power Supply: Pins for power supply and ground.
3. Analog Inputs/Outputs: Pins for line inputs and outputs, microphone inputs, and headphone outputs.
4. Control Interface: Pins for configuring the codec settings via I2C/SPI.
5. Clocking: Pins for master clock (MCLK), bit clock (BCLK), and other timing signals.
This codec is primarily used in audio applications to convert analog signals to digital and vice versa, making it suitable for devices like digital music players and recording equipment. As always, refer to the datasheet for detailed pin configuration and functionality.

Manufacturer

The WM8731SEDS/V is manufactured by Cirrus Logic, Inc., a semiconductor supplier specializing in analog, mixed-signal, and audio DSP (digital signal processing) integrated circuits. Cirrus Logic is an American company known for providing advanced audio and voice IC solutions for mobile communications, consumer electronics, and industrial applications. They focus on delivering high-quality audio technology, including codecs like the WM8731, which is used in various audio processing applications.

Application

The WM8731SEDS/V is an audio codec that is typically used in applications requiring high-quality audio processing. Key application areas include portable audio devices like MP3 players, voice recorders, and smartphones. It is also used in educational electronics, hobbyist projects, and development boards for audio processing tasks. Additionally, it can be found in embedded systems that require audio input and output functions, such as digital audio recorders, telematics systems in vehicles, and audio interfaces in consumer electronics. Its compact size and low power consumption make it suitable for battery-powered devices.

Package

The WM8731SEDS/V is an audio codec IC housed in a 28-lead SSOP (Shrink Small Outline Package). This package type is compact, ideal for space-constrained applications, and supports surface-mount technology, making it suitable for integration in various electronic devices.

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