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Product Overview
The SN74HC193DT from Texas Instruments is a high-speed 4-bit binary up/down counter with a clear function. It operates from 2V to 6V, making it suitable for a wide range of applications. The device features synchronous counting and asynchronous clear, and it is designed for use in digital systems requiring counting, frequency division, or timing control.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2V to 6V |
| Input Voltage (VI) |
0V to VCC |
| Output Voltage (VO) |
0V to VCC |
| High-Level Input Voltage (VIH) |
3.15V (min) at VCC=4.5V |
| Low-Level Input Voltage (VIL) |
0.9V (max) at VCC=4.5V |
| High-Level Output Current (IOH) |
-4mA (max) |
| Low-Level Output Current (IOL) |
4mA (max) |
| Propagation Delay (tpd) |
30ns (typ) at VCC=4.5V, CL=50pF |
| Operating Temperature |
-40°C to 85°C |
| Package |
16-SOIC |
Key Features
- 4-bit binary up/down counter
- Synchronous counting with asynchronous clear
- 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
- Inputs are TTL-voltage compatible
- Available in 16-SOIC package
Target Applications
- 5G base station control logic for timing and synchronization
- Automotive dashboard display counters (e.g., odometer)
- Industrial automation for event counting and frequency division
- Consumer electronics like digital clocks and timers
- Communication equipment for data packet counting
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74HC193DT. 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
SN74HC193DT 是德州儀器(TI)的一款高速4位二進制加/減計數器,帶有清零功能。它可在2V至6V電壓範圍內工作,適用於多種應用。該器件具有同步計數和非同步清零功能,專為需要計數、分頻或定時控制的數字系統設計。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2V 至 6V |
| 輸入電壓 (VI) |
0V 至 VCC |
| 輸出電壓 (VO) |
0V 至 VCC |
| 高電平輸入電壓 (VIH) |
最小值 3.15V (VCC=4.5V) |
| 低電平輸入電壓 (VIL) |
最大值 0.9V (VCC=4.5V) |
| 高電平輸出電流 (IOH) |
最大值 -4mA |
| 低電平輸出電流 (IOL) |
最大值 4mA |
| 傳播延遲 (tpd) |
典型值 30ns (VCC=4.5V, CL=50pF) |
| 工作溫度 |
-40°C 至 85°C |
| 封裝 |
16-SOIC |
核心特性
- 4位二進制加/減計數器
- 同步計數,非同步清零
- 寬工作電壓範圍:2V 至 6V
- 高抗干擾能力:典型 VNIH = VNIL = 28% VCC
- 低功耗:最大 ICC 80μA
- 5V 時 ±4mA 輸出驅動
- 輸入與 TTL 電壓兼容
- 採用 16-SOIC 封裝
典型應用場景
- 5G基站控制邏輯中的定時與同步
- 汽車儀表盤顯示計數器(如里程表)
- 工業自動化中的事件計數和分頻
- 消費電子產品如數字時鐘和定時器
- 通信設備中的數據包計數
環球供應鏈與批發合作夥伴方案
在 Jasin Chip,我們為 SN74HC193DT 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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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。
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