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Product Overview
The CD74HC393MT from Texas Instruments is a high-speed dual 4-bit binary ripple counter fabricated with silicon gate CMOS technology. It operates over a wide supply voltage range of 2V to 6V, making it suitable for battery-powered and industrial applications. The device features two independent 4-bit counters with individual clock inputs and master reset pins, providing flexibility in digital counting and frequency division. Housed in a compact 14-SOIC package, it is ideal for space-constrained designs.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2V to 6V |
| Input Voltage (VI) |
0V to VCC |
| Output Voltage (VO) |
0V to VCC |
| Propagation Delay (tpd) |
8 ns typical at 5V |
| Clock Frequency (fmax) |
50 MHz typical at 5V |
| Operating Temperature |
-55°C to +125°C |
| Package |
14-SOIC |
| Logic Family |
HC |
| Number of Bits |
4 per counter (dual) |
Key Features
- Dual 4-bit binary ripple counters with independent clock and reset
- Wide operating voltage range: 2V to 6V
- High-speed: typical propagation delay of 8 ns at 5V
- Low power consumption: 80 µA max at 25°C
- Fanout: 10 LSTTL loads
- Balanced propagation delays and transition times
- Standardized symmetrical output characteristics
Target Applications
- 5G base station control logic for timing and frequency division
- Automotive dashboard display counters and odometer circuits
- Industrial programmable logic controllers (PLCs) for event counting
- Consumer electronics like digital clocks and timers
- Medical devices requiring precise counting, e.g., infusion pumps
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
CD74HC393MT. 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
CD74HC393MT 是德州儀器(TI)的一款高速雙路4位二進制紋波計數器,採用硅柵CMOS工藝製造。它可在2V至6V的寬電源電壓範圍內工作,適用於電池供電和工業應用。該器件具有兩個獨立的4位計數器,每個計數器都有單獨的時鐘輸入和主復位引腳,為數字計數和分頻提供了靈活性。採用緊湊的14-SOIC封裝,適合空間受限的設計。
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 |
| 傳播延遲 (tpd) |
典型值 8 ns (5V) |
| 時鐘頻率 (fmax) |
典型值 50 MHz (5V) |
| 工作溫度 |
-55°C 至 +125°C |
| 封裝 |
14-SOIC |
| 邏輯系列 |
HC |
| 位數 |
每計數器4位(雙路) |
核心特性
- 雙路4位二進制紋波計數器,獨立時鐘和復位
- 寬工作電壓範圍:2V 至 6V
- 高速:5V時典型傳播延遲8 ns
- 低功耗:25°C時最大80 µA
- 扇出:10個LSTTL負載
- 平衡的傳播延遲和轉換時間
- 標準化對稱輸出特性
典型應用場景
- 5G基站控制邏輯中的定時和分頻
- 汽車儀表盤顯示計數器和里程表電路
- 工業可編程邏輯控制器(PLC)中的事件計數
- 消費電子產品,如數字時鐘和定時器
- 醫療設備中的精確計數,例如輸液泵
環球供應鏈與批發合作夥伴方案
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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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