MC74HC373AFG

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and retrieval
• Characteristics: High-speed, octal transparent latch with 3-state outputs
• Package: 20-pin plastic small outline package (SOIC)
• Essence: The MC74HC373AFG is a latch that can store and retrieve data quickly. It has eight inputs and outputs, allowing for efficient data transfer.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: 2V to 6V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature: -40°C to +85°C
• Propagation Delay: 15ns (typical)

Pin Configuration

The MC74HC373AFG 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. 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

• Octal transparent latch with 3-state outputs
• High-speed operation
• Low power consumption
• Schmitt trigger inputs for noise immunity
• Output enable and latch enable control signals for flexible data storage and retrieval

Advantages and Disadvantages

Advantages: - High-speed operation allows for efficient data transfer - Low power consumption helps in reducing energy usage - Schmitt trigger inputs provide noise immunity, ensuring reliable operation - Flexible control signals (output enable and latch enable) enhance functionality

Disadvantages: - Limited number of inputs and outputs (8 each) - Requires external components for proper functioning

Working Principles

The MC74HC373AFG operates as an octal transparent latch. When the latch enable (LE) signal is high, the input data is transferred to the outputs. The output enable (OE) signal controls whether the outputs are active or in a high-impedance state. This latch is designed to operate at high speeds while consuming low power.

Detailed Application Field Plans

The MC74HC373AFG can be used in various applications that require data storage and retrieval. Some potential application fields include:

1. Microcontrollers and microprocessors
2. Data communication systems
3. Memory modules
4. Industrial automation
5. Automotive electronics

Alternative Models

Here are some alternative models that offer similar functionality:

1. SN74HC373N by Texas Instruments
2. CD74HC373E by Harris Corporation
3. 74HC373D by NXP Semiconductors
4. M74HC373B1R by STMicroelectronics

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

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