SN54HC21J TI Dual 4-Input AND Gate | 14-CDIP | 2V to 6V, High-Speed

Product Overview

The SN54HC21J from Texas Instruments is a dual 4-input AND gate integrated circuit, designed for high-speed digital logic applications. Housed in a 14-pin ceramic dual-in-line package (CDIP), this device operates over a wide supply voltage range of 2V to 6V, making it suitable for battery-powered and industrial systems. The SN54HC21J features balanced propagation delays and high noise immunity, characteristic of the HC family. It is ideal for use in computing, telecommunications, and control systems where reliable logic gating is required.

Detailed Technical Specifications

Key Features

• Dual 4-input AND gate functionality
• Wide operating voltage range: 2V to 6V
• High noise immunity: typical VNIH = VNIL = 28% of VCC
• Low power consumption: 20µA max ICC
• Balanced propagation delays: tPLH ≈ tPHL
• Inputs are TTL-voltage compatible
• Operating temperature range: -55°C to +125°C
• Hermetic ceramic package for harsh environments

Target Applications

• 5G base station control logic
• Automotive dashboard display controllers
• Industrial programmable logic controllers (PLCs)
• Medical equipment signal processing
• Telecommunications switching systems
• Consumer electronics power management

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN54HC21J. 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

SN54HC21J 是德州儀器（TI）生產的雙路4輸入與門集成電路，採用14引腳陶瓷雙列直插封裝（CDIP），專為高速數字邏輯應用設計。該器件可在2V至6V的寬電源電壓範圍內工作，適用於電池供電和工業系統。SN54HC21J 具有HC系列典型的平衡傳播延遲和高噪聲抗擾度，非常適合需要可靠邏輯門控的計算、電信和控制系統。

詳細技術參數

核心特性

• 雙路4輸入與門功能
• 寬工作電壓範圍：2V 至 6V
• 高噪聲抗擾度：典型 VNIH = VNIL = 28% VCC
• 低功耗：最大 ICC 20µA
• 平衡傳播延遲：tPLH ≈ tPHL
• 輸入與 TTL 電壓兼容
• 工作溫度範圍：-55°C 至 +125°C
• 密封陶瓷封裝，適用於惡劣環境

典型應用場景

• 5G 基站控制邏輯
• 汽車儀表盤顯示控制器
• 工業可編程邏輯控制器 (PLC)
• 醫療設備信號處理
• 電信交換系統
• 消費電子電源管理

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN54HC21J 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]