CD74HC21E TI Logic Gates | 14-PDIP | Dual 4-Input AND Gate, 2V-6V

Product Overview

The CD74HC21E from Texas Instruments is a high-speed CMOS dual 4-input AND gate integrated circuit. It is designed for operation with a supply voltage range of 2V to 6V, making it suitable for battery-powered and low-voltage applications. The device features balanced propagation delays and high noise immunity, typical of HC family logic. Packaged in a 14-pin PDIP, it is ideal for through-hole PCB assembly and prototyping.

Detailed Technical Specifications

Key Features

• Dual 4-input AND gate configuration
• Wide operating voltage range: 2V to 6V
• High noise immunity: typical 30% of VCC
• Balanced propagation delays
• Low power consumption: 20 µA max ICC
• Standard 14-pin PDIP package for easy integration
• Compatible with TTL levels
• ESD protection exceeds 2000V per MIL-STD-883

Target Applications

• 5G base station control logic
• Automotive dashboard display controllers
• Industrial automation PLCs
• Consumer electronics remote controls
• Medical device monitoring systems
• Data communication routers and switches

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for CD74HC21E. 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

CD74HC21E 是德州儀器 (TI) 生產的高速 CMOS 雙路 4 輸入與門集成電路。其工作電源電壓範圍為 2V 至 6V，適用於電池供電和低電壓應用。該器件具有 HC 系列邏輯典型的平衡傳播延遲和高抗噪聲能力。採用 14 引腳 PDIP 封裝，適合通孔 PCB 裝配和原型開發。

詳細技術參數

核心特性

• 雙路 4 輸入與門配置
• 寬工作電壓範圍：2V 至 6V
• 高抗噪聲能力：典型值為 VCC 的 30%
• 平衡的傳播延遲
• 低功耗：最大 ICC 為 20 µA
• 標準 14 引腳 PDIP 封裝，易於集成
• 與 TTL 電平兼容
• ESD 保護超過 2000V（符合 MIL-STD-883）

典型應用場景

• 5G 基站控制邏輯
• 汽車儀表盤顯示控制器
• 工業自動化 PLC
• 消費電子遙控器
• 醫療設備監控系統
• 數據通信路由器和交換機

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 CD74HC21E 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]