Overview
The SN74LS90NSR is a Decade Counter IC manufactured by Texas Instruments. This component is designed for counting applications in digital circuits, offering reliable performance in a compact SMD/SMT package. It is particularly suited for applications requiring precise counting operations, such as in industrial automation, consumer electronics, and embedded systems. The SN74LS90NSR stands out for its low power consumption, high-speed operation, and compatibility with standard logic families, making it a versatile choice for engineers and designers.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Function | Decade Counter | - | 4-bit counter |
| Manufacturer | Texas Instruments | - | - |
| Package | SO-14 | - | SMD/SMT |
| Logic Family | LS | - | - |
| Operating Voltage | 5 | V | - |
| Operating Temperature | 0 to +70 | °C | - |
| RoHS Compliance | Yes | - | - |
| Factory Pack Quantity | 2000 | - | Reel packaging |
Key Features
- Decade Counting: Provides accurate counting from 0 to 9, ideal for BCD applications.
- Compact Design: SO-14 package ensures space efficiency in PCB layouts.
- Wide Operating Range: Supports temperatures from 0°C to +70°C, suitable for various environments.
- Low Power Consumption: Optimized for energy-efficient designs.
- High-Speed Operation: Ensures reliable performance in fast-paced digital systems.
Applications
The SN74LS90NSR is widely used in applications requiring precise counting and timing functions. Its typical applications include:
- Industrial Automation: Used in control systems for counting operations.
- Consumer Electronics: Integrated into devices like digital clocks and timers.
- Embedded Systems: Employed in microcontroller-based projects for event counting.
- Educational Kits: Ideal for teaching digital logic and counter circuits.
Q & A
1. What is the function of the SN74LS90NSR?
The SN74LS90NSR is a 4-bit decade counter IC used for counting operations in digital circuits.
2. What is the operating voltage of this IC?
The operating voltage is 5V.
3. What is the temperature range for operation?
It operates within a temperature range of 0°C to +70°C.
4. Is the SN74LS90NSR RoHS compliant?
Yes, it is RoHS compliant.
5. What package does the SN74LS90NSR come in?
It is available in an SO-14 SMD/SMT package.
6. Can this IC be used in industrial applications?
Yes, it is suitable for industrial automation and control systems.
7. What is the logic family of the SN74LS90NSR?
It belongs to the LS logic family.
8. How many bits does this counter support?
It is a 4-bit counter.
9. What is the factory pack quantity?
The factory pack quantity is 2000 units per reel.
10. Is the SN74LS90NSR suitable for educational purposes?
Yes, it is commonly used in educational kits for teaching digital logic concepts.
