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Product Overview
The SN74HC193PWR is a high-speed, 4-bit binary up/down counter from Texas Instruments, designed for synchronous counting in both up and down directions. It features a 16-pin TSSOP package, making it suitable for space-constrained applications. The device operates over a wide voltage range of 2V to 6V and offers asynchronous clear and parallel load capabilities. With its robust design and low power consumption, the SN74HC193PWR is ideal for use in frequency dividers, digital clocks, and industrial control systems.
Detailed Technical Specifications
| Parameter |
Value |
| Supply Voltage (VCC) |
2V to 6V |
| High-Level Input Voltage (VIH) |
3.15V (min) at VCC=4.5V |
| Low-Level Input Voltage (VIL) |
1.35V (max) at VCC=4.5V |
| High-Level Output Current (IOH) |
-4mA (max) at VCC=4.5V |
| Low-Level Output Current (IOL) |
4mA (max) at VCC=4.5V |
| Propagation Delay (tpd) |
28ns (typ) at VCC=4.5V |
| Input Capacitance |
3pF (typ) |
| Operating Temperature |
-40°C to +85°C |
| Package |
16-TSSOP |
Key Features
- 4-bit binary up/down counter with synchronous counting
- Asynchronous clear and parallel load for flexible control
- Wide operating voltage range: 2V to 6V
- Low power consumption: 80µA (max) at VCC=6V
- High noise immunity: typical VNH/VNL = 28% of VCC
- Output drive capability: 4mA at VCC=4.5V
- Package: 16-pin TSSOP (Thin Shrink Small Outline Package)
Target Applications
- 5G base station frequency dividers
- Automotive dashboard digital clocks
- Industrial programmable logic controllers (PLCs)
- Consumer electronics like digital cameras and printers
- Medical equipment timing circuits
Global Supply Chain & Wholesale Solutions
At Jasin Chip, we provide professional supply chain and wholesale solutions for
SN74HC193PWR. 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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transactions, ensuring peace of mind for batch orders.
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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
SN74HC193PWR 是德州儀器(TI)推出的一款高速4位二進制加/減計數器,採用16引腳TSSOP封裝,適用於空間受限的應用。該器件支持同步加法和減法計數,工作電壓範圍寬(2V至6V),並具有異步清零和並行加載功能。憑藉其穩健的設計和低功耗特性,SN74HC193PWR 非常適合用於頻率分配器、數字時鐘和工業控制系統。
詳細技術參數
| 參數 |
數值 |
| 電源電壓 (VCC) |
2V 至 6V |
| 高電平輸入電壓 (VIH) |
3.15V (最小值) 在 VCC=4.5V |
| 低電平輸入電壓 (VIL) |
1.35V (最大值) 在 VCC=4.5V |
| 高電平輸出電流 (IOH) |
-4mA (最大值) 在 VCC=4.5V |
| 低電平輸出電流 (IOL) |
4mA (最大值) 在 VCC=4.5V |
| 傳播延遲 (tpd) |
28ns (典型值) 在 VCC=4.5V |
| 輸入電容 |
3pF (典型值) |
| 工作溫度 |
-40°C 至 +85°C |
| 封裝 |
16-TSSOP |
核心特性
- 4位二進制加/減計數器,支持同步計數
- 異步清零和並行加載,實現靈活控制
- 寬工作電壓範圍:2V 至 6V
- 低功耗:在 VCC=6V 時最大 80µA
- 高抗噪能力:典型 VNH/VNL = 28% VCC
- 輸出驅動能力:在 VCC=4.5V 時為 4mA
- 封裝:16引腳 TSSOP(薄型縮小外形封裝)
典型應用場景
- 5G基站頻率分配器
- 汽車儀表盤數字時鐘
- 工業可編程邏輯控制器(PLC)
- 消費電子產品,如數碼相機和打印機
- 醫療設備定時電路
環球供應鏈與批發合作夥伴方案
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