Overview
The SN74LS05DR is a hex inverter gate produced by Texas Instruments. It belongs to the 74LS series of logic ICs, which are widely used in digital circuits for signal inversion. This product is designed for applications requiring low power consumption and high noise immunity, making it suitable for both industrial and consumer electronics. Its market positioning targets engineers and designers working on digital systems, offering a reliable and cost-effective solution for logic inversion tasks.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | Hex Inverter | - | Open Collector Outputs |
| Supply Voltage | 4.75 to 5.25 | V | Standard 5V operation |
| Propagation Delay | 15 | ns | Typical at 5V |
| Operating Temperature | 0 to 70 | °C | Commercial range |
| Package Type | SOIC-14 | - | Surface Mount |
| Output Current | 8 | mA | High-Level Output |
| Input Current | 0.36 | mA | Low-Level Input |
| Power Dissipation | 22 | mW | Per Gate |
Key Features
- Hex inverter with open collector outputs for flexible interfacing.
- Low power consumption, ideal for battery-powered devices.
- High noise immunity ensures reliable operation in noisy environments.
- Wide operating voltage range supports standard 5V logic systems.
- Compact SOIC-14 package for space-constrained applications.
Applications
The SN74LS05DR is commonly used in digital systems for signal inversion, level shifting, and interfacing between different logic families. Its open collector outputs make it suitable for driving LEDs, relays, and other low-power devices. Typical applications include:
- Industrial control systems
- Consumer electronics
- Automotive electronics
- Embedded systems
- Signal conditioning circuits
Q & A
1. What is the function of the SN74LS05DR?
The SN74LS05DR is a hex inverter gate that inverts digital signals.
2. What is the operating voltage range?
It operates at a standard 5V supply voltage, with a range of 4.75V to 5.25V.
3. What is the package type?
It comes in an SOIC-14 surface mount package.
4. What are the open collector outputs used for?
Open collector outputs allow for flexible interfacing with external devices like LEDs or relays.
5. What is the typical propagation delay?
The typical propagation delay is 15ns at 5V.
6. Is this IC suitable for automotive applications?
Yes, it can be used in automotive electronics due to its reliability and noise immunity.
7. What is the maximum output current?
The maximum output current is 8mA for high-level outputs.
8. Can it operate in industrial environments?
Yes, its high noise immunity makes it suitable for industrial control systems.
9. What is the power dissipation per gate?
The power dissipation per gate is 22mW.
10. Is it compatible with other logic families?
Yes, it can interface with other TTL and CMOS logic families with appropriate level shifting.
