Overview
The SN74HCT373DW is an octal transparent D-type latch produced by Texas Instruments, designed for bus-organized systems. This 20-pin IC features eight D-type latches with 3-state outputs, making it suitable for applications requiring data storage and transfer. It is widely used in microcontroller systems, industrial automation, and consumer electronics due to its high-speed operation and compatibility with HCT logic levels. The SN74HCT373DW is known for its robust performance, low power consumption, and ease of integration into various digital systems.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Supply Voltage | 4.5 to 5.5 | V | HCT logic level |
| Operating Temperature | -40 to 85 | °C | Industrial range |
| Output Current | ±6 | mA | High drive capability |
| Propagation Delay | 13 | ns | Typical at 5V |
| Number of Latches | 8 | - | Octal configuration |
| Package Type | SOIC | - | 20-pin |
Key Features
- Eight D-type latches with 3-state outputs for bus-oriented applications.
- High-speed operation with a typical propagation delay of 13 ns.
- Compatible with HCT logic levels, ensuring reliable performance in mixed-voltage systems.
- Low power consumption, making it suitable for battery-powered devices.
- Robust design with industrial temperature range support.
Applications
The SN74HCT373DW is widely used in microcontroller systems for address latching and data storage. It is also employed in industrial automation for signal buffering and data transfer. In consumer electronics, it is utilized in devices such as printers, scanners, and display controllers. Additionally, its 3-state outputs make it ideal for bus-organized systems, including communication equipment and automotive electronics.
Q & A
1. What is the operating voltage range of the SN74HCT373DW?
The operating voltage range is 4.5V to 5.5V.
2. What is the typical propagation delay of the SN74HCT373DW?
The typical propagation delay is 13 ns at 5V.
3. How many latches are included in the SN74HCT373DW?
It includes eight D-type latches.
4. Is the SN74HCT373DW compatible with HCT logic levels?
Yes, it is compatible with HCT logic levels.
5. What is the package type of the SN74HCT373DW?
It comes in a 20-pin SOIC package.
6. What is the maximum output current of the SN74HCT373DW?
The maximum output current is ±6 mA.
7. Can the SN74HCT373DW operate in industrial environments?
Yes, it supports an industrial temperature range of -40°C to 85°C.
8. What are the typical applications of the SN74HCT373DW?
Typical applications include microcontroller systems, industrial automation, and consumer electronics.
9. Does the SN74HCT373DW support 3-state outputs?
Yes, it features 3-state outputs for bus-oriented applications.
10. Is the SN74HCT373DW suitable for low-power applications?
Yes, its low power consumption makes it suitable for battery-powered devices.
