SN74HCT374APWR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-speed, CMOS technology
• Package: TSSOP-20
• Essence: 8-bit D-type flip-flop with 3-state outputs
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• High-Level Input Voltage: 2V
• Low-Level Input Voltage: 0.8V
• High-Level Output Voltage: 4.4V
• Low-Level Output Voltage: 0.1V
• Maximum Operating Frequency: 80MHz
• Propagation Delay Time: 13ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74HCT374APWR has a total of 20 pins. The pin configuration is as follows:

1. Clock (CLK)
2. Data Enable (EN)
3. Data Inputs (D0-D7)
4. Output Enable (OE)
5. Q0 Output
6. Q1 Output
7. Q2 Output
8. Q3 Output
9. Q4 Output
10. Q5 Output
11. Q6 Output
12. Q7 Output
13. Ground (GND)
14. Q7' Output
15. Q6' Output
16. Q5' Output
17. Q4' Output
18. Q3' Output
19. Q2' Output
20. VCC (Supply Voltage)

Functional Features

The SN74HCT374APWR is an 8-bit D-type flip-flop with 3-state outputs. It is designed using high-speed CMOS technology, making it suitable for applications requiring high-speed data storage and retrieval. The flip-flop has a clock input (CLK) for synchronizing the data inputs (D0-D7) and a data enable input (EN) for controlling the data transfer. The output enable input (OE) allows the outputs to be put in a high-impedance state when not needed.

Advantages and Disadvantages

Advantages: - High-speed operation - 3-state outputs for bus-oriented applications - Wide operating voltage range - Low power consumption

Disadvantages: - Limited number of flip-flops (8-bit) - Not suitable for applications requiring more than 8 bits of data storage

Working Principles

The SN74HCT374APWR operates based on the principles of D-type flip-flops. When the clock input (CLK) transitions from low to high, the data inputs (D0-D7) are latched and stored in the flip-flop. The stored data can then be accessed through the corresponding output pins (Q0-Q7). The data enable input (EN) controls whether the data is transferred or held in the flip-flop. The output enable input (OE) determines whether the outputs are active or in a high-impedance state.

Detailed Application Field Plans

The SN74HCT374APWR is commonly used in various digital systems and applications, including:

1. Microcontrollers and microprocessors
2. Data storage and retrieval systems
3. Communication systems
4. Address decoding circuits
5. Bus-oriented architectures

Detailed and Complete Alternative Models

1. SN74HCT574APWR: Similar to SN74HCT374APWR but with inverted outputs.
2. SN74HC374APWR: Non-inverting version with similar functionality.
3. CD74HCT374E: DIP package alternative with the same specifications.

These alternative models provide similar functionality and can be used as replacements for the SN74HCT374APWR depending on specific requirements and availability.

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