Overview
The SN74HC574DWRE4 is a high-speed octal D-type flip-flop produced by Texas Instruments. This IC belongs to the 74HC logic family and is designed for applications requiring high-speed data storage and transfer. The device features 3-state outputs, making it suitable for bus-oriented systems. Its market positioning targets engineers and designers working on digital systems, embedded systems, and industrial automation. The SN74HC574DWRE4 stands out for its high-speed operation, low power consumption, and robust performance in demanding environments.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Logic Family | 74HC | - | High-speed CMOS |
| Number of Bits | 8 | - | Octal |
| Supply Voltage | 2 to 6 | V | Wide operating range |
| Output Type | 3-State | - | Bus compatible |
| Operating Temperature | -40 to 85 | °C | Industrial grade |
| Package | SOIC-20 | - | Surface mount |
| Propagation Delay | 14 | ns | Typical at 5V |
| Input Capacitance | 3.5 | pF | Typical |
| Quiescent Current | 4 | µA | Maximum at 6V |
Key Features
- High-speed operation with a typical propagation delay of 14 ns.
- 3-state outputs for bus-oriented applications.
- Wide operating voltage range of 2V to 6V.
- Low power consumption, making it suitable for battery-powered devices.
- Industrial temperature range (-40°C to 85°C) for reliable performance in harsh environments.
Applications
The SN74HC574DWRE4 is widely used in various digital systems, including:
- Data Storage and Transfer: Ideal for buffering and latching data in microcontrollers and processors.
- Bus Systems: Suitable for interfacing with data buses in communication systems.
- Industrial Automation: Used in control systems for reliable data handling.
- Consumer Electronics: Found in devices like printers, scanners, and gaming consoles.
Q & A
1. What is the operating voltage range of the SN74HC574DWRE4?
The operating voltage range is 2V to 6V.
2. What is the typical propagation delay of this IC?
The typical propagation delay is 14 ns at 5V.
3. Does the SN74HC574DWRE4 support 3-state outputs?
Yes, it features 3-state outputs for bus compatibility.
4. What is the maximum quiescent current of this device?
The maximum quiescent current is 4 µA at 6V.
5. What package does the SN74HC574DWRE4 come in?
It is available in an SOIC-20 package.
6. Is this IC suitable for industrial applications?
Yes, it operates reliably in the industrial temperature range of -40°C to 85°C.
7. Can this IC be used in battery-powered devices?
Yes, its low power consumption makes it suitable for battery-powered applications.
8. What is the input capacitance of the SN74HC574DWRE4?
The typical input capacitance is 3.5 pF.
9. How many bits does this IC handle?
It is an octal device, handling 8 bits.
10. What is the logic family of this IC?
It belongs to the 74HC high-speed CMOS logic family.
