SN74HC161NSR TI Counter IC | 16-SO | 4-Bit, Synchronous, Binary

Product Overview

The SN74HC161NSR from Texas Instruments is a high-speed, 4-bit synchronous binary counter with asynchronous clear. It is designed for use in a wide range of digital applications requiring reliable counting and frequency division. The device features a fully synchronous operation on the rising edge of the clock, ensuring minimal propagation delays and glitch-free performance. Packaged in a compact 16-SO (Small Outline) package, it is ideal for space-constrained designs.

Detailed Technical Specifications

Key Features

• 4-bit synchronous binary counter with asynchronous clear
• Fully synchronous operation on the rising edge of the clock
• Wide operating voltage range: 2 V to 6 V
• High noise immunity: typical VNIH = VNIL = 28% of VCC
• Low power consumption: typical ICC of 4 µA
• Balanced propagation delays: tPLH = tPHL
• Inputs are overvoltage tolerant up to 7 V
• Available in 16-SO package for space-saving designs

Target Applications

The SN74HC161NSR is suitable for a variety of applications including:

• 5G base station control logic for timing and synchronization
• Automotive dashboard displays for odometer and trip counters
• Industrial automation for event counting in PLCs
• Consumer electronics like digital clocks and timers
• Frequency division in communication systems

Global Supply Chain & Wholesale Solutions

At Jasin Chip, we provide professional supply chain and wholesale solutions for SN74HC161NSR. 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

SN74HC161NSR 是德州儀器（TI）推出的一款高速4位同步二進制計數器，帶有異步清零功能。它專為需要可靠計數和分頻的各種數字應用而設計。該器件在時鐘上升沿完全同步工作，確保最小的傳播延遲和無毛刺性能。採用緊湊的16-SO（小外形）封裝，非常適合空間受限的設計。

詳細技術參數

核心特性

• 4位同步二進制計數器，帶異步清零
• 時鐘上升沿完全同步工作
• 寬工作電壓範圍：2 V 至 6 V
• 高抗噪聲能力：典型 VNIH = VNIL = 28% VCC
• 低功耗：典型 ICC 為 4 µA
• 平衡傳播延遲：tPLH = tPHL
• 輸入過壓耐受能力高達 7 V
• 採用 16-SO 封裝，節省空間

典型應用場景

SN74HC161NSR 適用於多種應用，包括：

• 5G基站控制邏輯，用於定時和同步
• 汽車儀表盤顯示，用於里程表和行程計數器
• 工業自動化，用於PLC中的事件計數
• 消費電子產品，如數字時鐘和定時器
• 通信系統中的分頻

環球供應鏈與批發合作夥伴方案

在 Jasin Chip，我們為 SN74HC161NSR 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。
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• 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。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
Trusted Partner for Automotive, Industrial, and Hard-to-find Components.
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