SN74HC193NSR TI Counter IC | 16-SO | 4-Bit Binary Up/Down

Product Overview

The SN74HC193NSR is a high-speed 4-bit binary up/down counter from Texas Instruments, fabricated using advanced silicon-gate CMOS technology. It operates with a wide supply voltage range of 2V to 6V, making it suitable for battery-powered and industrial applications. The device features asynchronous parallel load capability and independent up/down counting modes, providing flexible control for various counting and timing functions.

Detailed Technical Specifications

Key Features

• 4-bit binary up/down counter with asynchronous parallel load
• Wide operating voltage range: 2V to 6V
• High noise immunity: typical VNIH = VNIL = 28% VCC
• Low power consumption: 80-μA max ICC
• ±4-mA output drive at 5V
• Balanced propagation delays: tPLH ≈ tPHL
• Direct interface with TTL logic levels
• Ripple carry output for cascading multiple counters

Target Applications

The SN74HC193NSR is ideal for use in a variety of counting and timing applications, including:

• 5G base station control logic for channel counting and timing
• Automotive dashboard displays for odometer and trip meter counting
• Industrial programmable logic controllers (PLCs) for event counting
• Consumer electronics such as microwave ovens and washing machines for timer functions
• Frequency dividers in communication systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74HC193NSR. 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

SN74HC193NSR 是德州儀器生產的高速4位二進制加減計數器，採用先進的硅柵CMOS技術。它支持2V至6V的寬電源電壓範圍，適用於電池供電和工業應用。該器件具有異步並行加載能力和獨立的加/減計數模式，為各種計數和定時功能提供靈活控制。

詳細技術參數

核心特性

• 4位二進制加減計數器，帶異步並行加載
• 寬工作電壓範圍：2V 至 6V
• 高抗噪聲能力：典型 VNIH = VNIL = 28% VCC
• 低功耗：最大 ICC 80μA
• 5V 時 ±4mA 輸出驅動
• 平衡傳播延遲：tPLH ≈ tPHL
• 直接與TTL邏輯電平接口
• 級聯多個計數器的紋波進位輸出

典型應用場景

SN74HC193NSR 適用於多種計數和定時應用，包括：

• 5G基站控制邏輯中的通道計數和定時
• 汽車儀表盤顯示中的里程表和行程表計數
• 工業可編程邏輯控制器 (PLC) 中的事件計數
• 消費電子產品如微波爐和洗衣機的定時功能
• 通信系統中的分頻器

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74HC193NSR 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]