Overview
The SN74HC05NS, manufactured by Texas Instruments, is a hex inverter integrated circuit featuring open-drain outputs. This component is part of the 74HC logic family, designed for applications requiring low power consumption and high-speed performance. The SN74HC05NS is widely used in digital logic circuits, particularly where signal inversion and open-drain functionality are essential. Its market positioning targets engineers and designers working on industrial automation, consumer electronics, and automotive systems. The product's unique selling points include its wide operating voltage range, low power consumption, and compatibility with TTL inputs.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Type | Inverter | - | Open-drain outputs |
| Number of Circuits | 6 | - | Hex configuration |
| Input Voltage Range | 2 to 6 | V | Wide operating range |
| Output Current | ±4 | mA | At 5V |
| Propagation Delay | 8 | ns | Typical value |
| Power Consumption | 20 | µA | Maximum ICC |
| Package | SO-14 | - | Surface mount |
| Operating Temperature | -40 to 125 | °C | Industrial range |
Key Features
- Wide operating voltage range from 2V to 6V, making it versatile for various applications.
- Open-drain outputs allow for wired-AND functionality and low-level signal control.
- Low power consumption with a maximum ICC of 20µA, ideal for battery-operated devices.
- High-speed performance with a typical propagation delay of 8ns, suitable for time-critical applications.
- Compatible with TTL inputs, ensuring seamless integration into existing systems.
Applications
The SN74HC05NS is commonly used in digital logic circuits where signal inversion and open-drain outputs are required. Typical applications include industrial automation systems, where it is used for signal conditioning and level shifting. In consumer electronics, it is employed in devices such as smartphones and tablets for power management and signal processing. Automotive systems also benefit from its robust performance, using it in engine control units and infotainment systems. Its open-drain outputs make it particularly useful in bus interfaces and communication protocols like I2C and SPI.
Q & A
What is the operating voltage range of the SN74HC05NS?
The SN74HC05NS operates within a voltage range of 2V to 6V.
What type of outputs does the SN74HC05NS have?
It features open-drain outputs, which require an external pull-up resistor for proper operation.
What is the typical propagation delay of the SN74HC05NS?
The typical propagation delay is 8ns.
Is the SN74HC05NS compatible with TTL inputs?
Yes, it is compatible with TTL inputs.
What is the maximum power consumption of the SN74HC05NS?
The maximum ICC is 20µA.
What is the package type of the SN74HC05NS?
It is available in an SO-14 surface-mount package.
What are the typical applications of the SN74HC05NS?
It is used in industrial automation, consumer electronics, and automotive systems.
Can the SN74HC05NS be used in battery-operated devices?
Yes, its low power consumption makes it suitable for battery-operated devices.
What is the operating temperature range of the SN74HC05NS?
It operates within a temperature range of -40°C to 125°C.
What is the significance of open-drain outputs in the SN74HC05NS?
Open-drain outputs allow for wired-AND functionality and low-level signal control, making it useful in bus interfaces and communication protocols.
