STA321 ST Audio Amplifier | 64-LQFP-EPD (10X10) | 2x50W, I2C

Product Overview

The STA321 is a high-performance digital audio system-on-chip from STMicroelectronics, integrating a 2-channel Class-D amplifier with advanced digital processing. Housed in a compact 64-LQFP-EPD (10x10 mm) package, it delivers up to 2x50W output power into 4Ω loads. The device features I2C control, multiple digital audio interfaces (I2S, TDM), and built-in DSP for equalization and dynamic range compression. Ideal for automotive infotainment, home theater systems, and professional audio equipment.

Detailed Technical Specifications

Key Features

• High-efficiency Class-D operation with low EMI
• Integrated digital audio processing (EQ, DRC, etc.)
• Multiple input formats: I2S, TDM, S/PDIF
• I2C control for volume, mute, and configuration
• Protection: over-current, over-temperature, short-circuit
• Automotive-grade qualification (AEC-Q100)

Target Applications

• Automotive infotainment systems (e.g., Tesla Model 3 audio upgrade)
• Home theater soundbars (e.g., Samsung HW-Q950A)
• Professional active speakers (e.g., JBL EON615)
• 5G base station audio alert systems
• Portable PA systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for STA321. Our core advantages include:

• 24/7 Global Customer Support: Professional team providing instant quotes and technical support worldwide.
• In-stock Inventory, Same-day Shipping: We maintain localized stock; orders confirmed before 4 PM are shipped the same day.
• HK-SZ Synergy, Flexible Settlement: Direct global shipping from Shenzhen with support for HK bank transfers and multi-currency.
• Escrow Secured Transactions: We support Escrow.com for secure transactions, ensuring peace of mind for batch orders.
• BOM Kitting & Sampling Services: Specialized sourcing for testing samples and urgent shortage components.

Quality Assurance & Compliance

Jasin Chip guarantees that all delivered products are 100% original factory stock with full quality assurance and traceability.

• 100% Original & Authentic: All components are guaranteed to be authentic with strict quality control.
• RoHS Compliant: All electronic components comply with international environmental and safety standards.
• Original Factory Packaging: We maintain original factory packaging and seals to ensure ESD protection and physical integrity.

產品概述

STA321 是意法半導體推出的高性能數字音頻系統級芯片，集成雙通道 D 類放大器與先進數字處理功能。採用緊湊的 64-LQFP-EPD（10x10 mm）封裝，在 4Ω 負載下可提供高達 2x50W 輸出功率。器件支持 I2C 控制、多種數字音頻接口（I2S、TDM）以及內置 DSP 用於均衡和動態範圍壓縮。適用於汽車信息娛樂、家庭影院系統和專業音頻設備。

詳細技術參數

核心特性

• 高效 D 類運作，低 EMI
• 集成數字音頻處理（均衡、DRC 等）
• 多種輸入格式：I2S、TDM、S/PDIF
• I2C 控制音量、靜音和配置
• 保護功能：過流、過溫、短路
• 車規級認證（AEC-Q100）

典型應用場景

• 汽車信息娛樂系統（例如 Tesla Model 3 音頻升級）
• 家庭影院條形音箱（例如 Samsung HW-Q950A）
• 專業有源音箱（例如 JBL EON615）
• 5G 基站音頻警報系統
• 便攜式 PA 系統

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 STA321 提供全面的供應鏈與批發解決方案。 我們的核心優勢包括：

• 全天候環球客戶支援：專業團隊為您提供即時報價及技術支援，無需漫長等待。
• 現貨庫存，即日發貨：確保現貨充足。下午 4 點前確認訂單，即可安排當天寄出。
• 深港聯動，結算靈活：深圳直發全球，物流高效可靠；支援香港銀行戶口轉賬及多幣種結算。
• Escrow 擔保交易：支援 Escrow.com 平台交易，保障買賣雙方權益，小批量訂單亦可安心在線下單。
• BOM 配單與樣板服務：提供樣板測試及認證支援。專注一站式 BOM 配套及緊急缺料採購服務。

品質保證與合規

Jasin Chip 承諾所有出貨產品均為原廠正貨，具備完善的品質保證及產品可追溯性。

• 100% 原廠正貨：承諾所有供應零件均為原裝現貨，品質嚴格把關，來源清晰可追溯。
• 符合 RoHS 認證：所有電子元器件均符合國際環保標準及相關安全認證。
• 原廠封裝保護：嚴格保留原廠原始包裝及封條，確保物流過程中的靜電防護 (ESD) 與物理安全。

以上產品均為原廠正貨，提供 BOM 配單及現貨庫存支援，歡迎查詢。

HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
WhatsApp: +852 5209 9691 | Email: [email protected]