Encyclopedia Entry: 74FCT373CTPYG8

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Storage and Transfer
• Characteristics: High-Speed, Octal Transparent Latch
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Flip-Flop latch with eight data inputs and outputs
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

The 74FCT373CTPYG8 is a high-speed octal transparent latch integrated circuit. It operates on a supply voltage range of 4.5V to 5.5V and is designed for data storage and transfer applications. The latch features eight data inputs (D0-D7) and eight corresponding outputs (Q0-Q7). It has a transparent enable input (LE) that allows the data to be latched when enabled.

Detailed Pin Configuration

The 74FCT373CTPYG8 has a total of 20 pins, each serving a specific function:

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

Functional Features

The 74FCT373CTPYG8 is designed to provide high-speed data storage and transfer capabilities. It operates as an octal transparent latch, allowing the input data to be latched onto the outputs when the enable input (LE) is active. The latch is transparent, meaning that the outputs reflect the inputs in real-time when the enable input is enabled.

Advantages and Disadvantages

Advantages: - High-speed operation for efficient data transfer. - Octal configuration allows for simultaneous storage and transfer of multiple data bits. - Transparent latch enables real-time reflection of input data on the outputs. - Wide supply voltage range ensures compatibility with various systems.

Disadvantages: - Limited number of data inputs and outputs (8 bits). - Requires an external enable signal for proper functioning.

Working Principles

The 74FCT373CTPYG8 operates based on the principles of flip-flop latch circuits. When the enable input (LE) is active, the latch becomes transparent, allowing the input data to pass through and appear at the outputs. When the enable input is inactive, the latch holds the last latched data until the enable input is activated again.

Detailed Application Field Plans

The 74FCT373CTPYG8 finds applications in various fields where data storage and transfer are crucial. Some potential application areas include:

1. Microprocessor Systems: Used for temporary storage of data during processing.
2. Communication Systems: Facilitates data transfer between different components.
3. Data Acquisition Systems: Enables the capture and storage of analog or digital data.
4. Industrial Control Systems: Provides a means for controlling and monitoring processes.

Detailed and Complete Alternative Models

1. 74HC373: Similar octal transparent latch with 3-state outputs.
2. 74LS373: Octal transparent latch with lower power consumption.
3. SN74F373: High-speed octal transparent latch with tri-state outputs.

These alternative models offer similar functionality and can be considered as alternatives to the 74FCT373CTPYG8 based on specific requirements and system compatibility.

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