SN54HC373VTDG1

Product Overview

• Category: Integrated Circuit
• Use: Data Storage and Transfer
• Characteristics: High-Speed, Octal Transparent D-Type Latches with 3-State Outputs
• Package: VSSOP (Very Small Outline Package)
• Essence: A latch that can store and transfer data quickly with the ability to control the output state
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Logic Family: HC
• Number of Bits: 8
• Input Voltage Range: 2V to 6V
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 10 ns (typical)
• Output Drive Capability: ±24 mA
• Power Dissipation: 500 mW (max)

Detailed Pin Configuration

The SN54HC373VTDG1 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. LE (Latch Enable)
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 transparent D-type latches with 3-state outputs
• High-speed operation, suitable for applications requiring fast data transfer
• Output enable control allows the user to disable the outputs when not needed
• Latch enable control enables or disables the latching function
• 3-state outputs provide flexibility in connecting multiple devices together

Advantages and Disadvantages

Advantages: - High-speed operation for quick data transfer - Flexible output control with 3-state outputs - Small package size for space-constrained applications

Disadvantages: - Limited input voltage range (2V to 6V) - Relatively high power dissipation (500 mW max)

Working Principles

The SN54HC373VTDG1 is a latch that can store and transfer data. It operates based on the clock pulse and latch enable signals. When the latch enable signal is active, the data inputs are transferred to the outputs. The output enable signal controls whether the outputs are enabled or disabled. When disabled, the outputs are in a high-impedance state.

Detailed Application Field Plans

The SN54HC373VTDG1 is commonly used in various digital systems where data storage and transfer are required. Some specific application fields include:

1. Microcontrollers: Used for storing and transferring data between the microcontroller and external devices.
2. Communication Systems: Used for buffering and transferring data between different communication modules.
3. Memory Modules: Used for temporary storage of data during read and write operations.
4. Data Acquisition Systems: Used for capturing and storing data from various sensors and sources.

Detailed and Complete Alternative Models

1. SN74HC373: Similar octal transparent latch with 3-state outputs, but in a different package (DIP).
2. CD74HC373: Octal transparent latch with 3-state outputs from a different manufacturer (Texas Instruments).
3. MC74HC373: Octal transparent latch with 3-state outputs from another manufacturer (Motorola).

These alternative models provide similar functionality and can be used as replacements for the SN54HC373VTDG1 in various applications.

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