WM8728
WM8728 is a high-performance 24-bit stereo DAC supporting up to 192kHz sampling with digital volume control
- 製品カテゴリ
- D/Aコンバータ（DAC）
- パッケージ
- SSOP-20
- 在庫
- 1,500 pcs
- 供給状況
- 現在の数量は確認が必要です。
製品属性
| メーカー | Wolfson Microelectronics |
|---|---|
| 製品カテゴリ | D/Aコンバータ（DAC） |
| Applications | DVD Players, Home Theater Systems, Digital TV |
| Audio Resolution | 24-bit |
| Control Interface | 2-Wire / 3-Wire Serial Interface |
| DAC Architecture | Multi-bit Sigma-Delta DAC |
| DAC Channels | Stereo (2 Channels) |
| Digital Audio Interface | I2S, Left Justified, Right Justified, DSP |
| Digital Volume Control | 127.5 dB Range, 0.5 dB Steps |
| DSD Support | Yes |
| Maximum Sampling Rate | 192 kHz |
| Mute Function | Digital Soft Mute |
| Operating Temperature | -25°C to +85°C |
| Package Type | 20-Pin SSOP |
| Product Type | Stereo Digital-to-Analog Converter (DAC) |
| Signal-to-Noise Ratio | 106 dB (Typical) |
| Supply Voltage | 3.0 V to 5.5 V |
| Supported Data Format | PCM 16/20/24/32-bit |
| Total Harmonic Distortion | -97 dB (Typical) |
| データシート | データシートを依頼 |
調達概要
WM8728 の主要な供給・購買情報です。
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WM8728 の詳細説明
Product Overview
WM8728 is a Wolfson Microelectronics high-performance 24-bit stereo digital-to-analog converter (DAC) designed for advanced audio applications. The device supports PCM audio data up to 24-bit resolution and 192kHz sampling rates, integrating digital interpolation filters, multi-bit sigma-delta modulators and stereo DAC channels in a compact 20-pin SSOP package. With excellent audio performance, integrated digital volume control and flexible serial audio interfaces, WM8728 is widely used in DVD players, home theater systems, digital TVs and high-quality audio equipment.
Key Features
Manufacturer: Wolfson Microelectronics
Part Number: WM8728
Device Type: Stereo Digital-to-Analog Converter (DAC)
Product Category: Audio Interface IC
DAC Resolution: 24-bit
Number of DAC Channels: 2 Channels (Stereo)
Maximum Sampling Rate: 192kHz
Audio Data Format: PCM
Supported Word Lengths: 16-bit / 20-bit / 24-bit / 32-bit
Digital Interface: I2S / Left Justified / Right Justified / DSP Mode
Serial Control Interface: 2-wire or 3-wire MPU interface
Signal Processing: Digital interpolation filter
Modulator Type: Multi-bit sigma-delta modulator
DAC Signal-to-Noise Ratio: 106dB (A-weighted)
Total Harmonic Distortion: Approximately -97dB
Digital Volume Control: Independent left/right channel control
Volume Control Range: 127.5dB in 0.5dB steps
Mute Function: Digital soft mute support
DSD Support: Compatible DSD operation mode
Supply Voltage: 3.0V to 5.5V
Low Power Consumption: Designed for portable and consumer audio systems
Analog Output: Stereo voltage output
Package Type: SSOP-20
Number of Pins: 20 pins
Mounting Type: Surface Mount
Operating Temperature: Commercial temperature range
Application: High-quality digital audio conversion
Typical Applications: DVD audio players, home theater systems, digital TVs, broadcast receivers and multimedia equipment
Lifecycle Status: Legacy / discontinued Wolfson audio IC family
Ordering / Packaging Note: Verify package marking, date code and authenticity before procurement.
Applications
WM8728 is designed for high-quality audio playback systems requiring low distortion and high dynamic range. Typical applications include DVD-Audio players, universal disc players, home theater equipment, digital televisions, digital broadcast receivers, AC-3/DTS/MPEG audio decoder systems and professional audio devices.
Quality & Sourcing
Antrex Electronics can support WM8728 sourcing with stock verification, RFQ quotation, manufacturer confirmation, package inspection, marking verification, date code review and shipment arrangement. Customers should confirm package type, audio interface requirements and replacement compatibility before procurement.
Quality support can include visual inspection, authenticity verification, electrical testing coordination and third-party inspection when required. Audio equipment manufacturers, repair centers, industrial electronics suppliers and electronic component buyers are welcome to submit sourcing requests for WM8728 and other Wolfson audio IC products.
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