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AD1885JST
+NomenclatureIC AUDIO CODEC AC'97 48-LQFP
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FabricantAnalog Equipment GmbH.
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Pièce fabricant #AD1885JST
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Fiche technique AD1885JST DataSheet
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Package QFP-48
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En stock4118
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Spécifications
| Attribut | Valeur |
| Package / Case | Bag |
| Series | SoundMAX® |
| Part Status | Obsolete |
| Type | Audio Codec '97 |
| Data Interface | Serial |
| Resolution(Bits) | 16 b |
| Number of AD Cs / DA Cs | 2 / 2 |
| Sigma Delta | Yes |
| Dynamic Range AD Cs / DA Cs(db)Typ | 87 / 90 |
| Voltage - Supply, Analog | 4.75V ~ 5.25V |
| Voltage - Supply, Digital | 3.15V ~ 3.45V |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
Présentation
Description
Key features of the AD1885JST include support for 18-bit stereo audio playback and recording, which ensures clear and detailed sound quality. It also offers various audio enhancements and supports multiple sampling rates, making it versatile for different audio applications. The chip is designed to be compatible with AC'97 (Audio Codec '97) standards, which ensures it can easily integrate into systems that require this specification.
The AD1885JST is typically used in desktop and laptop computers, offering a reliable solution for integrated audio systems. It has low power consumption despite its advanced features, making it a suitable choice for portable devices as well. Additionally, it includes features like headphone and microphone amplification, ensuring comprehensive audio functionality.
Equivalent
1. Realtek ALC655 - A similar AC'97 audio codec.
2. C-Media CMI9739 - Another AC'97 compatible codec.
3. VIA VT1612A - An AC'97 codec for audio solutions.
These alternatives offer similar functionality for integrating audio capabilities in various computing applications. However, ensure compatibility with specific system requirements before substituting any components.
Features
1. Stereo Audio Codec: Provides high-quality stereo audio input and output.
2. AC'97 2.1 Compliant: Adheres to the AC'97 (Audio Codec '97) specifications, ensuring compatibility with a wide range of audio systems.
3. Signal-to-Noise Ratio (SNR): Delivers a high SNR for both playback and recording, enhancing audio clarity.
4. Sample Rates: Supports various sample rates, typically 48 kHz, suitable for multimedia applications.
5. Digital Audio Interfaces: Equipped with digital audio interfaces for easy integration with digital systems.
6. Power Management: Includes features for power-efficient operation, essential for battery-powered devices.
7. Built-in Mixer: Offers a built-in mixer to handle multiple audio sources.
8. Low Power Consumption: Designed to operate with low power, making it ideal for laptops and portable devices.
These features make the AD1885JST suitable for a range of consumer electronic devices requiring reliable audio performance.
Pinout
The codec provides high-quality audio playback and recording functionalities. Key features include stereo analog-to-digital converters (ADCs) and digital-to-analog converters (DACs), a built-in headphone amplifier, and support for 3D audio enhancements. Additionally, it offers multiple analog and digital I/O connections for integrating with computer systems and other audio equipment.
The AD1885 codec supports AC'97 version 2.1, allowing it to interface with various audio controllers and ensuring compatibility with a wide range of motherboards and sound systems.