Overview
The SN74ALS1005DR is a hex inverting buffer with open-collector outputs, manufactured by Texas Instruments. This device is part of the ALS (Advanced Low-Power Schottky) family, designed for high-speed logic applications. It is widely used in digital systems where inverting logic and open-collector outputs are required. The SN74ALS1005DR is particularly suited for applications needing wired-OR or wired-AND logic functions, making it a versatile choice for industrial and consumer electronics.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Technology Family | ALS | - | Advanced Low-Power Schottky |
| Supply Voltage (Min) | 4.5 | V | - |
| Supply Voltage (Max) | 5.5 | V | - |
| Number of Channels | 6 | - | Hex inverting buffers |
| Output Type | Open-Collector | - | Requires pullup resistors |
| IOL (Max) | 24 | mA | Low-level output current |
| IOH (Max) | 0 | mA | High-level output current |
| ICC (Max) | 12000 | µA | Supply current |
| Operating Temperature | 0 to 70 | °C | Commercial range |
| Package | SOIC (D) | - | Plastic small-outline |
Key Features
- Six independent inverting buffers for versatile logic operations.
- Open-collector outputs enable wired-OR and wired-AND configurations.
- High-speed operation with propagation delays of 5-10 ns.
- Wide supply voltage range (4.5V to 5.5V) for compatibility with TTL systems.
- Designed for use in industrial and consumer electronics applications.
Applications
The SN74ALS1005DR is commonly used in digital systems requiring inverting logic and open-collector outputs. Its primary applications include:
- Industrial Automation: Used in control systems for signal inversion and logic level shifting.
- Consumer Electronics: Integrated into devices like printers and scanners for logic control.
- Automotive Electronics: Employed in vehicle control modules for robust logic operations.
- Wired Logic Systems: Ideal for implementing wired-OR and wired-AND functions in complex digital circuits.
Q & A
1. What is the function of the SN74ALS1005DR?
The SN74ALS1005DR is a hex inverting buffer with open-collector outputs, performing the Boolean function Y = A\.
2. What is the operating voltage range for this device?
The operating voltage range is 4.5V to 5.5V.
3. What are the key features of the SN74ALS1005DR?
Key features include six independent inverting buffers, open-collector outputs, high-speed operation, and compatibility with TTL systems.
4. What are the typical applications of this device?
Typical applications include industrial automation, consumer electronics, automotive electronics, and wired logic systems.
5. What is the maximum output current (IOL) for this device?
The maximum low-level output current (IOL) is 24 mA.
6. Does this device require external components for operation?
Yes, the open-collector outputs require pullup resistors to function correctly.
7. What is the operating temperature range for the SN74ALS1005DR?
The operating temperature range is 0°C to 70°C.
8. What package type is used for the SN74ALS1005DR?
The device is available in a plastic small-outline (SOIC) package.
9. Can the outputs of this device be connected together?
Yes, the open-collector outputs can be connected to implement wired-OR or wired-AND functions.
10. Is the SN74ALS1005DR suitable for high-speed applications?
Yes, it is designed for high-speed operation with propagation delays of 5-10 ns.
