CD74HCT21E TI Logic Gates | 14-PDIP | Dual 4-Input AND Gate, 2V-6V

Product Overview

The CD74HCT21E from Texas Instruments is a high-speed CMOS logic device featuring two independent 4-input AND gates. It operates over a wide supply voltage range of 2V to 6V, making it suitable for interfacing with TTL logic levels. The device is housed in a 14-pin PDIP package, offering robust performance for industrial and consumer applications.

Detailed Technical Specifications

Key Features

• Dual 4-input AND gate configuration
• Wide operating voltage range: 2V to 6V
• High noise immunity: VNIH = VNIL = 28% of VCC (min)
• Compatible with TTL input logic levels
• Low power consumption: 80-μA max ICC
• ±4-mA output drive at 5V
• Balanced propagation delays: tPLH and tPHL
• Standard 14-pin PDIP package for easy prototyping

Target Applications

The CD74HCT21E is ideal for use in a variety of digital systems, including:

• 5G base station control logic
• Automotive dashboard display controllers
• Industrial automation PLCs
• Consumer electronics like smart home hubs
• Data communication equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for CD74HCT21E. 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

CD74HCT21E 是德州儀器 (TI) 生產的高速 CMOS 邏輯器件，包含兩個獨立的 4 輸入與門。它支持 2V 至 6V 的寬電源電壓範圍，適合與 TTL 邏輯電平接口。器件採用 14 引腳 PDIP 封裝，為工業和消費類應用提供穩健性能。

詳細技術參數

核心特性

• 雙 4 輸入與門配置
• 寬工作電壓範圍：2V 至 6V
• 高抗噪能力：VNIH = VNIL = 28% VCC (最小值)
• 兼容 TTL 輸入邏輯電平
• 低功耗：最大 ICC 80μA
• 5V 時 ±4mA 輸出驅動
• 平衡傳播延遲：tPLH 和 tPHL
• 標準 14 引腳 PDIP 封裝，便於原型設計

典型應用場景

CD74HCT21E 適用於多種數字系統，包括：

• 5G 基站控制邏輯
• 汽車儀表盤顯示控制器
• 工業自動化 PLC
• 智能家居中樞等消費電子產品
• 數據通信設備

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 CD74HCT21E 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]