SN74AHC374N

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-Speed, Octal D-Type Transparent Latch
• Package: DIP-20 (Dual In-Line Package with 20 pins)
• Essence: This IC is designed to store and control digital data in electronic circuits.
• Packaging/Quantity: Available in tubes of 25 pieces or reels of 2,000 pieces.

Specifications

• Logic Family: AHC (Advanced High-Speed CMOS)
• Number of Bits: 8 (Octal)
• Latch Type: D-Type Transparent
• Input Voltage Range: 2V to 5.5V
• Output Voltage Range: 0V to VCC
• Propagation Delay Time: 6 ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AHC374N has a total of 20 pins. The pin configuration is as follows:

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. OE (Output Enable)
11. CP (Clock Pulse)
12. MR (Master Reset)
13. Q0 (Output 0)
14. Q1 (Output 1)
15. Q2 (Output 2)
16. Q3 (Output 3)
17. Q4 (Output 4)
18. Q5 (Output 5)
19. Q6 (Output 6)
20. VCC (Positive Power Supply)

Functional Features

• Octal D-Type Transparent Latch: The SN74AHC374N can store and control 8 bits of digital data.
• High-Speed Operation: With a propagation delay time of only 6 ns, it enables fast data processing.
• Output Enable Function: The OE pin allows the user to enable or disable the outputs.
• Master Reset Capability: The MR pin resets all the flip-flops to their initial state.

Advantages and Disadvantages

Advantages: - High-speed operation allows for quick data processing. - Octal configuration provides ample storage capacity. - Output enable function offers flexibility in controlling the outputs. - Master reset capability ensures reliable initialization.

Disadvantages: - Limited voltage range (2V to 5.5V) may restrict compatibility with certain systems. - DIP-20 package may require additional space compared to smaller surface-mount packages.

Working Principles

The SN74AHC374N operates based on the principles of digital logic circuits. It uses flip-flops to store and control digital data. The latch type used is D-type transparent, which means that the inputs are transferred to the outputs when the clock pulse (CP) is active. The output enable (OE) pin allows the user to enable or disable the outputs. The master reset (MR) pin resets all the flip-flops to their initial state.

Detailed Application Field Plans

The SN74AHC374N is widely used in various applications, including:

1. Microcontrollers: Used to store and control data in microcontroller systems.
2. Data Storage Systems: Used as a part of memory units in data storage systems.
3. Communication Systems: Used for data buffering and synchronization in communication systems.
4. Industrial Automation: Used in control systems for storing and processing digital signals.
5. Automotive Electronics: Used in automotive control units for data storage and processing.

Detailed and Complete Alternative Models

1. SN74AHC374: Similar to SN74AHC374N, but available in a smaller SOIC-20 package.
2. 74HC374: A compatible alternative from the HC logic family, with similar functionality.
3. CD74HCT374: An alternative from the HCT logic family, offering compatibility with different voltage levels.

These alternative models provide similar functionality and can be used as replacements for the SN74AHC374N in various applications.

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