Overview
The 74HCT374D,652 is an octal D-type flip-flop integrated circuit produced by NXP Semiconductors. This component is part of the 74HCT series, which is compatible with TTL (Transistor-Transistor Logic) levels. It features positive edge-triggered flip-flops with 3-state outputs, making it suitable for a variety of digital logic applications. The device is packaged in a 20-pin SOIC (Small Outline Integrated Circuit) package, which is compact and surface-mountable, facilitating efficient use of board space.
Key Specifications
| Parameter | Value |
|---|---|
| Type Number | 74HCT374D |
| VCC (V) | 4.5 - 5.5 |
| Logic Switching Levels | TTL |
| Output Drive Capability (mA) | ± 6 |
| Propagation Delay (ns) | 13 |
| Maximum Frequency (MHz) | 48 |
| Power Dissipation Considerations | Low |
| Operating Temperature Range (°C) | -40 to 125 |
| Thermal Resistance (K/W) | Rth(j-a): 85, Rth(j-c): 61 |
| Package Type | 20-SOIC (0.295", 7.50mm Width) |
| Mounting Type | Surface Mount |
Key Features
- Positive Edge-Triggered D-Type Flip-Flops: Each flip-flop stores the state of its D input at the time of the positive-going edge of the clock.
- 3-State Outputs: Each output can be set to a high, low, or high-impedance state.
- TTL Compatible Inputs: Compatible with TTL logic levels, ensuring seamless integration with other TTL-based systems.
- Low Power Dissipation: Designed to operate with low power consumption.
- Compact Packaging: Available in a 20-pin SOIC package, which saves board space and is suitable for surface mount technology.
Applications
The 74HCT374D,652 is versatile and can be used in various digital logic applications, including:
- Memory and Data Storage Systems: As part of larger memory circuits or data storage systems.
- Sequential Logic Circuits: In the design of counters, shift registers, and other sequential logic circuits.
- Interface and Bus Systems: For data transfer and communication between different parts of a digital system.
- Embedded Systems and Microcontrollers: To manage and store data in embedded systems and microcontroller-based projects.
Q & A
- What is the operating voltage range of the 74HCT374D,652?
The operating voltage range is 4.5 to 5.5 volts. - What type of logic levels is the 74HCT374D,652 compatible with?
The 74HCT374D,652 is compatible with TTL (Transistor-Transistor Logic) levels. - What is the propagation delay of the 74HCT374D,652?
The propagation delay is approximately 13 nanoseconds. - What is the maximum frequency at which the 74HCT374D,652 can operate?
The maximum frequency is 48 MHz. - What is the package type of the 74HCT374D,652?
The package type is 20-SOIC (Small Outline Integrated Circuit) with a width of 0.295 inches (7.50 mm). - Is the 74HCT374D,652 suitable for surface mounting?
Yes, it is designed for surface mount technology. - What are the thermal resistance values for the 74HCT374D,652?
The thermal resistance values are Rth(j-a): 85 K/W and Rth(j-c): 61 K/W. - What is the operating temperature range of the 74HCT374D,652?
The operating temperature range is -40 to 125 degrees Celsius. - Are the outputs of the 74HCT374D,652 3-state capable?
Yes, each output can be set to a high, low, or high-impedance state. - Is the 74HCT374D,652 RoHS compliant?
Yes, it is RoHS compliant.
