74HCT373D,653

Product Overview

Category

The 74HCT373D,653 belongs to the category of integrated circuits (ICs) and specifically falls under the group of flip-flops.

Use

This product is commonly used in digital electronics for storing and transferring data. It serves as an octal transparent latch with 3-state outputs.

Characteristics

• Octal transparent latch
• 3-state outputs
• High-speed operation
• Low power consumption
• Schmitt-trigger action on all inputs
• Complies with JEDEC standard JESD7A

Package

The 74HCT373D,653 is available in a small-outline package (SO) with 20 pins.

Essence

The essence of this product lies in its ability to store and transfer data efficiently, making it suitable for various digital applications.

Packaging/Quantity

The 74HCT373D,653 is typically packaged in reels or tubes, containing a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 2.0V to 6.0V
• Input voltage: 0V to VCC
• Output voltage: 0V to VCC
• Operating temperature range: -40°C to +125°C
• Propagation delay: 13 ns (max)
• Output current: ±6 mA

Detailed Pin Configuration

1. D0 (Data input 0)
2. D1 (Data input 1)
3. D2 (Data input 2)
4. D3 (Data input 3)
5. D4 (Data input 4)
6. D5 (Data input 5)
7. D6 (Data input 6)
8. D7 (Data input 7)
9. GND (Ground)
10. OE (Output enable)
11. LE (Latch enable)
12. Q0 (Output 0)
13. Q1 (Output 1)
14. Q2 (Output 2)
15. Q3 (Output 3)
16. Q4 (Output 4)
17. Q5 (Output 5)
18. Q6 (Output 6)
19. Q7 (Output 7)
20. VCC (Supply voltage)

Functional Features

The 74HCT373D,653 offers the following functional features:

• Octal transparent latch: Allows data to be stored in eight flip-flops simultaneously.
• 3-state outputs: Enables multiple devices to share a common bus without interference.
• High-speed operation: Provides fast data transfer capabilities.
• Low power consumption: Ensures efficient energy usage.
• Schmitt-trigger action on all inputs: Enhances noise immunity and signal integrity.

Advantages and Disadvantages

Advantages

• High-speed operation allows for quick data transfer.
• Low power consumption results in energy efficiency.
• Schmitt-trigger action on all inputs improves noise immunity.
• 3-state outputs facilitate bus sharing among multiple devices.

Disadvantages

• Limited output current may restrict certain applications requiring higher current levels.
• The small-outline package may pose challenges for manual soldering or prototyping.

Working Principles

The 74HCT373D,653 operates based on the principles of flip-flops and latch circuits. When the latch enable (LE) input is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) input controls whether the outputs are active or in a high-impedance state. This allows multiple devices to share a common bus without causing conflicts.

Detailed Application Field Plans

The 74HCT373D,653 finds applications in various digital systems, including but not limited to:

1. Microprocessors and microcontrollers
2. Data storage devices
3. Communication systems
4. Industrial automation
5. Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the 74HCT373D,653 are:

1. SN74HC373N by Texas Instruments
2. CD74HCT373E by Harris Corporation
3. MC74HCT373AN by ON Semiconductor
4. 74ACT373SCX by Fairchild Semiconductor

These alternatives can be considered based on specific requirements, availability, and pricing.

In conclusion, the 74HCT373D,653 is a versatile octal transparent latch with 3-state outputs. Its high-speed operation, low power consumption, and compatibility with various digital systems make it a valuable component in numerous applications.