SN74AHC257BQBR TI Multiplexer | 16-WQFN (2.5X3.5) | 2V-5.5V, 4-Channel

Product Overview

The SN74AHC257BQBR from Texas Instruments is a high-speed quad 2-input multiplexer with 3-state outputs. It operates over a wide supply voltage range of 2V to 5.5V, making it suitable for a variety of digital logic applications. The device features low power consumption and high noise immunity, typical of the AHC family. Housed in a compact 16-WQFN (2.5x3.5mm) package, it is ideal for space-constrained designs.

Detailed Technical Specifications

Key Features

• Quad 2-input multiplexer with common select and enable
• 3-state outputs for bus-oriented applications
• Wide operating voltage range: 2V to 5.5V
• Low power consumption: ICC typically 4 µA
• High noise immunity: VNIH = VNIL = 28% of VCC (min)
• Output drive capability: ±8 mA at 5V
• ESD protection exceeds JESD 22 (2000-V HBM, 1000-V CDM)
• Latch-up performance exceeds 250 mA per JESD 78

Target Applications

The SN74AHC257BQBR is ideal for data routing and signal selection in various systems. Specific examples include: 5G base station control logic, automotive dashboard display multiplexing, industrial PLC I/O modules, and consumer electronics like smart home hubs. Its small footprint and low power make it suitable for portable devices.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74AHC257BQBR. 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

SN74AHC257BQBR 是德州儀器 (TI) 的一款高速四路2輸入多路復用器，具有三態輸出。它支持 2V 至 5.5V 的寬電源電壓範圍，適用於多種數字邏輯應用。該器件具有低功耗和高噪聲抗擾度，是 AHC 系列的典型特性。採用緊湊的 16-WQFN (2.5x3.5mm) 封裝，非常適合空間受限的設計。

詳細技術參數

核心特性

• 四路2輸入多路復用器，帶公共選擇和使能
• 三態輸出，適用於總線應用
• 寬工作電壓範圍：2V 至 5.5V
• 低功耗：ICC 典型值 4 µA
• 高噪聲抗擾度：VNIH = VNIL = 28% VCC (最小值)
• 輸出驅動能力：±8 mA (5V 時)
• ESD 保護超過 JESD 22 (2000-V HBM, 1000-V CDM)
• 閂鎖性能超過 250 mA (JESD 78)

典型應用場景

SN74AHC257BQBR 適用於各種系統中的數據路由和信號選擇。具體示例包括：5G 基站控制邏輯、汽車儀表顯示多路復用、工業 PLC I/O 模塊以及智能家居中樞等消費電子產品。其小尺寸和低功耗使其適合便攜式設備。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74AHC257BQBR 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。
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• 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。
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• 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]