WM8994ECS/R

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WM8994ECS/R

+BOM

IC CODEC AUD HUB MULTI-CH 72WCSP

  • Nhà sản xuấtCông ty Cirrus Logic Inc.

  • Ông. Phần #WM8994ECS/R

  • Có sẵn6414

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Type Stereo Audio
Data Interface I2S, PCM
Resolution (Bits) 24 b
Number of AD Cs / DA Cs 2 / 4
Sigma Delta Yes
S / N Ratio, AD Cs / DA Cs (db) Typ 95 / 100
Voltage - Supply, Analog 1.71V ~ 2V
Voltage - Supply, Digital 1.62V ~ 3.6V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 72-UFBGA, WLCSP
Supplier Device Package 72-WCSP (4.52x4.03)
Base Product Number WM8994

Tổng quan

Description

The WM8994ECS/R is an advanced audio codec designed by Wolfson Microelectronics, widely used in portable audio applications such as smartphones and tablets. It integrates multiple audio functions, offering high-quality sound reproduction and processing. The chip features stereo digital-to-analog converters (DACs) and analog-to-digital converters (ADCs), supporting high-resolution audio formats.
Key features of the WM8994ECS/R include low power consumption, making it suitable for battery-operated devices, and a highly flexible digital audio interface. It supports various audio sampling rates and offers a range of input and output options, including microphone inputs and headphone outputs. The device also incorporates advanced algorithms for noise reduction and echo cancellation, improving audio clarity and user experience.
Additionally, the WM8994ECS/R includes an integrated headphone driver and speaker driver, reducing the need for external components, thus saving space and cost. Its versatile design makes it ideal for manufacturers looking to deliver superior audio performance in compact electronic devices.

Equivalent

The WM8994ECS/R is an audio codec chip developed by Wolfson Microelectronics. Equivalent products to consider might include:
1. Texas Instruments TLV320AIC3104 - A low-power stereo audio codec.
2. Cirrus Logic CS42L52 - A low-power stereo codec with integrated headphone driver.
3. Analog Devices ADAU1777 - A low-power codec with integrated DSP.
4. NXP Semiconductors UDA1380 - An audio codec with stereo ADC and DAC.
Ensure to compare specifications to match exact requirements for your application.

Features

The WM8994ECS/R is a highly integrated audio codec designed for portable audio applications. It features a stereo Class D/AB speaker driver, a low-power headphone driver, and a multi-channel digital-to-analog converter (DAC) and analog-to-digital converter (ADC). It supports a wide variety of audio processing functions including a 5-band equalizer and dynamic range control.
The device offers comprehensive digital audio interfaces, including I2S, PCM, and TDM, and supports sample rates up to 192 kHz. It also includes a programmable PLL for clock generation. The integrated power management system features low power and low noise, optimizing battery life in portable devices.
Additional features include a touchscreen interface control, multiple microphone inputs with programmable preamps, and sidetone mixing. Advanced power management functions allow for efficient operation in portable systems. The WM8994ECS/R is suitable for smartphones, tablets, and other mobile audio devices thanks to its compact design, low power consumption, and high audio performance.

Pinout

The WM8994ECS/R is an advanced audio hub codec designed by Wolfson Microelectronics, commonly used in smartphones and tablets. It comes in a package with a total pin count of 142. This codec integrates a wide array of functionalities, including multiple audio DACs (Digital-to-Analog Converters) and ADCs (Analog-to-Digital Converters), headphone drivers, speaker drivers, and programmable DSP (Digital Signal Processing) for various audio effects.
Key functions of the WM8994ECS/R include supporting high-quality audio playback and recording, providing low-power consumption modes essential for portable devices, and enabling advanced audio processing like noise cancellation and equalization. It also supports a variety of audio interfaces, including I2S, PCM, and TDM, making it highly versatile for integration into different systems. The codec’s configuration and control are typically handled via I2C or SPI interfaces, allowing for flexible device management.

Manufacturer

The WM8994ECS/R is manufactured by Cirrus Logic, Inc. Cirrus Logic is a semiconductor company that specializes in audio and voice signal processing applications. It designs integrated circuits (ICs) for a variety of consumer electronics, automotive, and professional audio markets. The company is known for its expertise in developing high-performance audio chips that are used in smartphones, tablets, and other electronic devices. Cirrus Logic's products are designed to deliver high-quality audio and efficient power management, making them a key player in the consumer audio technology industry.

Application

The WM8994ECS/R is an audio codec primarily used in consumer electronics. Its applications include smartphones, tablets, portable media players, and other handheld devices. The codec supports high-quality audio playback and recording, making it suitable for devices requiring advanced audio performance. It integrates features such as voice processing, noise reduction, and echo cancellation, enhancing audio clarity for voice calls and multimedia applications. Additionally, the WM8994ECS/R is used in automotive infotainment systems and wearable technology, where compact size and power efficiency are crucial. Its versatile functionality makes it an ideal choice for any application demanding high-fidelity audio output and efficient power management.

Package

The WM8994ECS/R is typically offered in a 7x7 mm, 48-lead QFN (Quad Flat No-leads) package. This package type is known for its compact size and efficient heat dissipation, making it suitable for portable and space-constrained applications.

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