Overview
The SN74AC574DW is an octal D-type edge-triggered flip-flop integrated circuit produced by Texas Instruments. This device is part of the 74AC series and is designed for high-speed logic applications. It features 3-state outputs, making it suitable for driving highly capacitive or low-impedance loads. The SN74AC574DW is particularly useful in implementing buffer registers, I/O ports, bidirectional bus drivers, and working registers.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Voltage Supply Range | 2 V to 6 V | V |
| Maximum Clock Frequency | 153 MHz | MHz |
| Maximum Propagation Delay at 5V | 6 ns | ns |
| Output Current (High/Low) | 24 mA / 24 mA | mA |
| Input Capacitance | 4.5 pF | pF |
| Operating Temperature Range | -40°C to 85°C | °C |
| Package Type | 20-SOIC (0.295", 7.50mm Width) | |
| Trigger Type | Positive Edge | |
| Output Type | Tri-State, Non-Inverted | |
| Number of Bits per Element | 8 |
Key Features
- Operation over a voltage range of 2 V to 6 V
- Inputs accept voltages up to 6 V
- 3-state outputs for direct bus line driving
- Positive edge-triggered D-type flip-flops
- High-speed operation with a maximum propagation delay of 6 ns at 5 V
- Low quiescent current of 4 µA
- Suitable for surface mount applications
Applications
The SN74AC574DW is versatile and can be used in various high-speed logic applications. Some common uses include:
- Implementing buffer registers
- Creating I/O ports
- Driving bidirectional bus lines
- Working registers in digital systems
Q & A
- What is the voltage supply range for the SN74AC574DW?
The voltage supply range is 2 V to 6 V. - What is the maximum clock frequency of the SN74AC574DW?
The maximum clock frequency is 153 MHz. - What is the maximum propagation delay at 5 V?
The maximum propagation delay at 5 V is 6 ns. - What type of trigger does the SN74AC574DW use?
The SN74AC574DW uses a positive edge trigger. - What is the output type of the SN74AC574DW?
The output type is tri-state, non-inverted. - How many bits per element does the SN74AC574DW have?
The SN74AC574DW has 8 bits per element. - What is the operating temperature range of the SN74AC574DW?
The operating temperature range is -40°C to 85°C. - What is the package type of the SN74AC574DW?
The package type is 20-SOIC (0.295", 7.50mm Width). - What is the quiescent current of the SN74AC574DW?
The quiescent current is 4 µA. - Is the SN74AC574DW suitable for surface mount applications?
Yes, it is suitable for surface mount applications.
