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WM8731CLSEFL/R
+Lista de MateriaisIC CODEC PORTABLE INTERNET 28QFN
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FabricanteCirrus Logic Inc.
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Peça do Fabricante #WM8731CLSEFL/R
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Pacote VFQFN-28
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Em Estoque7674
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Last Time Buy |
| 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 | 1.8V ~ 3.6V |
| Voltage - Supply, Digital | 1.42V ~ 3.6V |
| Operating Temperature | -40°C ~ 85°C |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the WM8731CLSEFL/R include:
1. High Performance: It offers high-quality audio conversion with a wide dynamic range and low distortion.
2. Flexible Audio Interfaces: Supports I2S, left-justified, and right-justified audio data formats.
3. Integrated Headphone Driver: Features a built-in headphone amplifier, reducing the need for external components.
4. Low Power Consumption: Designed for use in portable devices, it operates efficiently to conserve battery life.
5. Programmable Features: Includes programmable gain controls and digital filters for audio customization.
Overall, the WM8731CLSEFL/R is a versatile and reliable component for managing high-quality audio in various consumer electronics and professional audio applications.
Equivalent
Features
1. Stereo Codec: It provides high-quality stereo audio input and output.
2. ADC and DAC: The codec includes 24-bit sigma-delta ADCs and DACs for high-resolution audio.
3. Digital Filters: Integrated digital filters are available for digital signal processing.
4. Microphone Inputs: It supports microphone inputs with built-in pre-amplifiers.
5. Volume Control: Programmable gain control is available for both input and output.
6. I2C/SPI Control Interfaces: The device has I2C and SPI interfaces for control and configuration.
7. Power Management: Low-power operation is achieved through various power-down modes.
8. Support for Various Audio Formats: It can handle different audio formats, including I2S and PCM.
9. Headphone Driver: The integrated headphone driver supports direct connection to headphones.
These features make the WM8731CLSEFL/R suitable for applications like MP3 players, voice recorders, and other portable audio devices.
Pinout
The device is typically housed in a 28-lead SSOP (Shrink Small Outline Package). Its pin count is 28. Some key functions of its pins include:
1. Power Supply Pins: These provide power to the different sections of the chip, including digital and analog power supplies.
2. Audio Input/Output Pins: Include pins for line inputs, microphone input, line outputs, and headphone outputs.
3. Control Interface Pins: These are used for interfacing with control systems, typically via I2C or SPI.
4. Clock Pins: They provide clock input necessary for the CODEC operation.
5. Digital Audio Interface Pins: These handle digital audio data, including serial data input and output, and bit and word clocks.
The WM8731 is known for its high-quality audio performance and low power consumption, making it suitable for portable and battery-operated audio devices.