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Product Overview
The CD74HCT161E is a high-speed CMOS 4-bit binary counter from Texas Instruments, featuring asynchronous reset and synchronous parallel load. It is designed for use in high-performance digital systems requiring low power consumption and high noise immunity. The device operates over a wide voltage range of 4.5V to 5.5V and is fully compatible with TTL logic levels. Packaged in a 16-pin PDIP, it is ideal for through-hole PCB designs.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
4.5V to 5.5V |
| Input Voltage (VI) |
0V to VCC |
| Output Voltage (VO) |
0V to VCC |
| Operating Temperature |
-55°C to +125°C |
| Propagation Delay (tpd) |
Typ 13 ns at 5V |
| Maximum Clock Frequency |
25 MHz |
| Output Current (IO) |
±4 mA |
| Package |
16-PDIP |
Key Features
- 4-bit binary counter with asynchronous master reset
- Synchronous parallel load capability
- High-speed operation: typical 13 ns propagation delay
- Low power consumption: 80 µA max ICC
- Wide operating temperature range: -55°C to +125°C
- TTL input and output compatibility
- Standard 16-pin PDIP package for easy prototyping
Target Applications
- 5G base station control logic: frequency division and timing
- Automotive dashboard display: odometer and trip counter
- Industrial automation: programmable logic controllers (PLCs)
- Consumer electronics: digital clocks and timers
- Test and measurement equipment: event counting
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
CD74HCT161E. 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
CD74HCT161E 是德州儀器生產的高速 CMOS 4位元二進位計數器,具有非同步重置和同步並行載入功能。它專為需要低功耗和高抗噪性的高性能數位系統而設計。該器件在 4.5V 至 5.5V 的寬電壓範圍內工作,並完全與 TTL 邏輯電平相容。採用 16 引腳 PDIP 封裝,適用於通孔 PCB 設計。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
4.5V 至 5.5V |
| 輸入電壓 (VI) |
0V 至 VCC |
| 輸出電壓 (VO) |
0V 至 VCC |
| 工作溫度 |
-55°C 至 +125°C |
| 傳播延遲 (tpd) |
典型值 13 ns (5V) |
| 最大時鐘頻率 |
25 MHz |
| 輸出電流 (IO) |
±4 mA |
| 封裝 |
16-PDIP |
核心特性
- 4位元二進位計數器,帶非同步主重置
- 同步並行載入功能
- 高速操作:典型傳播延遲 13 ns
- 低功耗:最大 ICC 80 µA
- 寬工作溫度範圍:-55°C 至 +125°C
- TTL 輸入和輸出相容
- 標準 16 引腳 PDIP 封裝,易於原型設計
典型應用場景
- 5G 基站控制邏輯:分頻和計時
- 汽車儀表板顯示:里程表和行程計數器
- 工業自動化:可程式邏輯控制器 (PLC)
- 消費電子:數位時鐘和計時器
- 測試與測量設備:事件計數
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 CD74HCT161E 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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HONG KONG JASIN SEMICONDUCTOR TECHNOLOGY COMPANY LIMITED
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