SN74HC374ANSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Flip-Flop
• Characteristics: High-Speed, Octal D-Type Transparent Latch
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: The SN74HC374ANSR is a high-speed octal D-type transparent latch that operates on a wide voltage range. It is designed to store and transfer data in digital systems.
• Packaging/Quantity: The SN74HC374ANSR is available in a reel packaging with 2500 units per reel.

Specifications

• Supply Voltage Range: 2V to 6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 10 ns (typical)
• Output Drive Capability: ±24 mA at 5V
• Latch-Up Performance: 300 mA per JESD 78, Class II

Pin Configuration

The SN74HC374ANSR 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. Q7 (Output 7)

Functional Features

• Octal D-Type Transparent Latch: The SN74HC374ANSR can store and transfer data from its inputs to outputs using a clock pulse.
• High-Speed Operation: With a typical propagation delay of 10 ns, the SN74HC374ANSR ensures fast data transfer in digital systems.
• Output Enable Control: The OE pin allows users to enable or disable the outputs, providing flexibility in system design.
• Master Reset Function: The MR pin resets all outputs to a low state when activated.

Advantages and Disadvantages

Advantages

• High-speed operation enables efficient data transfer.
• Wide supply voltage range (2V to 6V) allows compatibility with various systems.
• Output enable control provides flexibility in system design.
• Compact SOIC package saves board space.

Disadvantages

• Limited latch-up performance compared to some alternative models.
• May not be suitable for applications requiring extremely low power consumption.

Working Principles

The SN74HC374ANSR operates as an octal D-type transparent latch. When the clock pulse (CP) is active, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) pin controls whether the outputs are enabled or disabled. When the master reset (MR) pin is activated, all outputs are reset to a low state.

Detailed Application Field Plans

The SN74HC374ANSR is commonly used in various digital systems, including:

1. Microcontrollers
2. Data storage devices
3. Communication systems
4. Industrial automation equipment
5. Automotive electronics

Its high-speed operation and ability to store and transfer data make it suitable for applications that require efficient data handling.

Detailed and Complete Alternative Models

1. SN74HC374N: DIP (Dual In-line Package) version of the SN74HC374ANSR.
2. CD74HC374E: CMOS (Complementary Metal-Oxide-Semiconductor) version with similar functionality.
3. MC74HC374ADW: Wide supply voltage range version (2V to 6V) with additional features.

These alternative models offer similar functionality and can be considered as substitutes for the SN74HC374ANSR based on specific requirements.

In conclusion, the SN74HC374ANSR is a high-speed octal D-type transparent latch used in digital systems. Its compact package, wide voltage range, and efficient data transfer capabilities make it a versatile choice for various applications. However, its latch-up performance and power consumption may not be ideal for certain scenarios. Users can also consider alternative models based on their specific needs.