Overview
The SNJ54LS273J is a high-performance octal D-type flip-flop integrated circuit (IC) manufactured by Texas Instruments. Designed for military and aerospace applications, this component is part of the 54LS series, known for its reliability and robustness in harsh environments. The SNJ54LS273J is widely used in digital systems for data storage and transfer operations. Its key selling points include high-speed operation, low power consumption, and compatibility with TTL logic levels, making it a preferred choice for critical applications.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | D-Type Flip-Flop | - | Octal |
| Number of Bits | 8 | - | - |
| Supply Voltage | 4.5 to 5.5 | V | - |
| Operating Temperature | -55 to 125 | °C | Military-grade |
| Propagation Delay | 15 | ns | Max |
| Power Dissipation | 100 | mW | Typical |
| Package | CERDIP | - | 20-pin |
| Input/Output Compatibility | TTL | - | - |
| Mounting Type | Through Hole | - | - |
| RoHS Compliance | No | - | - |
Key Features
- High-Speed Operation: Supports fast data transfer with a maximum propagation delay of 15 ns.
- Low Power Consumption: Ideal for energy-efficient designs with typical power dissipation of 100 mW.
- Military-Grade Reliability: Designed to operate in extreme temperatures (-55°C to 125°C).
- TTL Compatibility: Ensures seamless integration with TTL logic systems.
- Octal Design: Provides 8-bit data storage and transfer capability in a single package.
Applications
The SNJ54LS273J is widely used in applications requiring reliable data storage and transfer. Key application areas include:
- Military and Aerospace Systems: Used in avionics, radar systems, and communication equipment due to its robustness and reliability.
- Industrial Automation: Employed in control systems and data processing units.
- Telecommunications: Integrated into digital signal processing and transmission systems.
- Test and Measurement Equipment: Utilized in high-precision instruments for data capture and analysis.
Q & A
1. What is the operating voltage range of the SNJ54LS273J?
The operating voltage range is 4.5V to 5.5V.
2. Is the SNJ54LS273J RoHS compliant?
No, it is not RoHS compliant.
3. What is the maximum propagation delay of this IC?
The maximum propagation delay is 15 ns.
4. Can the SNJ54LS273J operate in extreme temperatures?
Yes, it is designed to operate in temperatures ranging from -55°C to 125°C.
5. What is the package type of the SNJ54LS273J?
It comes in a 20-pin CERDIP package.
6. Is this IC compatible with TTL logic levels?
Yes, it is fully compatible with TTL logic levels.
7. What is the typical power dissipation of the SNJ54LS273J?
The typical power dissipation is 100 mW.
8. How many bits does the SNJ54LS273J support?
It supports 8 bits (octal).
9. What are the primary applications of this IC?
Primary applications include military and aerospace systems, industrial automation, telecommunications, and test equipment.
10. Is the SNJ54LS273J suitable for consumer electronics?
No, it is specifically designed for military and industrial applications and may not be suitable for consumer electronics.
