CD74HC190PW TI Presettable BCD Decade Up/Down Counter | 16-TSSOP | 2V to 6V, Synchronous Counting

Product Overview

The CD74HC190PW from Texas Instruments is a high-speed CMOS presettable BCD decade up/down counter. It features synchronous counting and asynchronous presetting, making it ideal for a wide range of counting applications. The device operates over a supply voltage range of 2V to 6V, providing compatibility with TTL and CMOS logic families. Packaged in a compact 16-TSSOP, it is suitable for space-constrained designs.

Detailed Technical Specifications

Key Features

• Presettable BCD decade up/down counter
• Synchronous counting and asynchronous presetting
• Wide operating voltage range: 2V to 6V
• High noise immunity: typical 30% of VCC
• Low power consumption: 80 µA max at 25°C
• Balanced propagation delays
• Compatible with TTL and CMOS logic levels
• Available in 16-TSSOP package for space-saving

Target Applications

The CD74HC190PW is suitable for various counting and control applications, including:

• Digital frequency dividers in 5G base stations
• Event counters in automotive dashboard systems
• Industrial process controllers
• Programmable timers in consumer electronics
• Up/down counting in measurement equipment

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for CD74HC190PW. 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

CD74HC190PW 是德州儀器 (TI) 的一款高速 CMOS 可預置 BCD 十進制加/減計數器。它支持同步計數和非同步預置，適用於多種計數應用。工作電壓範圍為 2V 至 6V，可與 TTL 和 CMOS 邏輯系列兼容。採用緊湊的 16-TSSOP 封裝，適合空間受限的設計。

詳細技術參數

核心特性

• 可預置 BCD 十進制加/減計數器
• 同步計數和非同步預置
• 寬工作電壓範圍：2V 至 6V
• 高抗噪能力：典型值 VCC 的 30%
• 低功耗：25°C 時最大 80 µA
• 平衡的傳播延遲
• 與 TTL 和 CMOS 邏輯電平兼容
• 採用 16-TSSOP 封裝，節省空間

典型應用場景

CD74HC190PW 適用於多種計數和控制應用，包括：

• 5G 基站中的數字分頻器
• 汽車儀表盤系統中的事件計數器
• 工業過程控制器
• 消費電子中的可編程定時器
• 測量設備中的加/減計數

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 CD74HC190PW 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]