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Product Overview
The SN74LS193N is a 4-bit synchronous up/down binary counter from Texas Instruments, housed in a 16-pin PDIP package. It features a clear function, parallel load capability, and ripple-carry output for cascading. Operating from a 4.75V to 5.25V supply, it is designed for high-speed counting applications in digital systems.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.75V to 5.25V |
| Input Voltage (VI) |
0V to 5.25V |
| Operating Temperature |
0°C to 70°C |
| Counting Frequency |
Up to 25 MHz |
| Propagation Delay (tpd) |
20 ns (typical) |
| Output Current (IOH/IOL) |
-0.4 mA / 8 mA |
| Package |
16-PDIP |
Key Features
- 4-bit synchronous up/down binary counter
- Asynchronous clear and parallel load
- Ripple-carry output for cascading
- Low power consumption (typical 35 mW)
- TTL-compatible inputs and outputs
- Wide operating voltage range
Target Applications
- 5G base station control logic
- Automotive dashboard display counters
- Industrial automation frequency dividers
- Digital frequency synthesizers
- Programmable timer circuits
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74LS193N. Our core advantages include:
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24/7 Global Customer Support: Professional team providing instant
quotes and technical support worldwide.
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In-stock Inventory, Same-day Shipping: We maintain localized stock;
orders confirmed before 4 PM are shipped the same day.
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HK-SZ Synergy, Flexible Settlement: Direct global shipping from
Shenzhen with support for HK bank transfers and multi-currency.
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Escrow Secured Transactions: We support Escrow.com for secure
transactions, ensuring peace of mind for batch orders.
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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.
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100% Original & Authentic: All components are guaranteed to
be authentic with strict quality control.
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RoHS Compliant: All electronic components comply with international
environmental and safety standards.
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Original Factory Packaging: We maintain original factory packaging
and seals to ensure ESD protection and physical integrity.
產品概述
SN74LS193N 是德州儀器(TI)生產的4位同步二進制加/減計數器,採用16引腳PDIP封裝。它具有清零功能、並行加載能力和級聯用的行波進位輸出。工作電源電壓為4.75V至5.25V,專為數字系統中的高速計數應用而設計。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.75V 至 5.25V |
| 輸入電壓 (VI) |
0V 至 5.25V |
| 工作溫度 |
0°C 至 70°C |
| 計數頻率 |
最高 25 MHz |
| 傳播延遲 (tpd) |
20 ns(典型值) |
| 輸出電流 (IOH/IOL) |
-0.4 mA / 8 mA |
| 封裝 |
16-PDIP |
核心特性
- 4位同步二進制加/減計數器
- 異步清零和並行加載
- 行波進位輸出,便於級聯
- 低功耗(典型值35 mW)
- TTL兼容輸入和輸出
- 寬工作電壓範圍
典型應用場景
- 5G基站控制邏輯
- 汽車儀表盤顯示計數器
- 工業自動化分頻器
- 數字頻率合成器
- 可編程定時器電路
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74LS193N 提供全面的供應鏈與批發解決方案。
我們的核心優勢包括:
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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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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。
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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。
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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。
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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。
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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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