SN74LS257BN TI Multiplexer | 16-PDIP | 4.75V-5.25V, 8mA Output

Product Overview

The SN74LS257BN is a quad 2-line to 1-line data selector/multiplexer from Texas Instruments, featuring non-inverting outputs and a common strobe input. It is designed for high-performance digital systems requiring efficient data routing. The device operates from a 5V supply and is housed in a 16-pin PDIP package, making it suitable for through-hole PCB assembly.

Detailed Technical Specifications

Key Features

• Quad 2-line to 1-line multiplexer with common strobe
• Non-inverting outputs
• Schottky-clamped for high speed
• Low power consumption
• Compatible with TTL logic levels

Target Applications

The SN74LS257BN is ideal for data routing in digital systems such as 5G base station control logic, automotive dashboard displays, industrial PLCs, and telecommunications switching equipment. It can also be used in memory address multiplexing and general-purpose logic circuits.

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74LS257BN. 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

SN74LS257BN 是德州儀器生產的四路2選1數據選擇器/多路復用器，具有同相輸出和公共選通輸入。該器件專為需要高效數據路由的高性能數字系統設計，工作電壓為5V，採用16引腳PDIP封裝，適用於通孔PCB組裝。

詳細技術參數

核心特性

• 四路2選1多路復用器，帶公共選通
• 同相輸出
• 肖特基鉗位，高速性能
• 低功耗
• 兼容TTL邏輯電平

典型應用場景

SN74LS257BN 適用於數字系統中的數據路由，例如5G基站控制邏輯、汽車儀表盤顯示、工業PLC以及電信交換設備。它還可用於存儲器地址多路復用和通用邏輯電路。

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74LS257BN 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]