Encyclopedia Entry: 74LVC373AD-Q100J

Product Overview

Category

The 74LVC373AD-Q100J belongs to the category of integrated circuits (ICs) and specifically falls under the group of flip-flops and latches.

Use

This product is commonly used in digital electronics for storing and transferring data. It serves as an octal transparent latch with 3-state outputs.

Characteristics

• Octal transparent latch with 3-state outputs
• Low voltage CMOS technology
• High-speed operation
• Wide operating voltage range
• Schmitt-trigger action on all inputs
• Balanced propagation delays
• Direct interface with TTL levels
• Power-down protection
• ESD protection exceeds 2000 V per IEC 61000-4-2, Level 4

Package

The 74LVC373AD-Q100J is available in a standard 20-pin TSSOP (Thin Shrink Small Outline Package) package.

Essence

The essence of the 74LVC373AD-Q100J lies in its ability to store and transfer data efficiently within digital electronic systems. It provides a reliable and versatile solution for various applications requiring latch functionality.

Packaging/Quantity

This product is typically packaged in reels or tubes, with each reel containing a specific quantity of 74LVC373AD-Q100J ICs. The exact quantity may vary depending on the manufacturer and customer requirements.

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: -0.5V to VCC + 0.5V
• Operating Temperature Range: -40°C to +125°C
• Input Capacitance: 3.5pF
• Output Capacitance: 3.5pF
• Input Leakage Current: ±0.1μA
• Output Leakage Current: ±0.1μA
• Maximum Quiescent Supply Current: 10μA

Detailed Pin Configuration

The 74LVC373AD-Q100J has a total of 20 pins, each serving a specific function. The pin configuration is as follows:

1. OE (Output Enable) - Output Enable Control
2. D0 (Data Input) - Data Input Bit 0
3. D1 (Data Input) - Data Input Bit 1
4. D2 (Data Input) - Data Input Bit 2
5. D3 (Data Input) - Data Input Bit 3
6. D4 (Data Input) - Data Input Bit 4
7. D5 (Data Input) - Data Input Bit 5
8. D6 (Data Input) - Data Input Bit 6
9. D7 (Data Input) - Data Input Bit 7
10. GND (Ground) - Ground Connection
11. Q0 (Output) - Output Bit 0
12. Q1 (Output) - Output Bit 1
13. Q2 (Output) - Output Bit 2
14. Q3 (Output) - Output Bit 3
15. Q4 (Output) - Output Bit 4
16. Q5 (Output) - Output Bit 5
17. Q6 (Output) - Output Bit 6
18. Q7 (Output) - Output Bit 7
19. VCC (Power Supply) - Power Supply Connection
20. LE (Latch Enable) - Latch Enable Control

Functional Features

The 74LVC373AD-Q100J offers the following functional features:

• Octal transparent latch with 3-state outputs: Allows for efficient data storage and transfer.
• Low voltage CMOS technology: Enables operation at low power supply voltages.
• Schmitt-trigger action on all inputs: Provides noise immunity and improved signal integrity.
• Balanced propagation delays: Ensures synchronized data transfer within the latch.
• Direct interface with TTL levels: Facilitates compatibility with TTL logic systems.
• Power-down protection: Protects against potential damage during power-down situations.
• ESD protection exceeds 2000 V per IEC 61000-4-2, Level 4: Offers robust protection against electrostatic discharge.

Advantages and Disadvantages

Advantages

• High-speed operation enables quick data transfer.
• Wide operating voltage range allows for flexibility in various applications.
• Schmitt-trigger action on inputs enhances noise immunity.
• Direct interface with TTL levels simplifies integration with existing systems.
• Power-down protection safeguards against potential damage.

Disadvantages

• Limited to octal (8-bit) data storage and transfer.
• Requires careful consideration of power supply voltage compatibility.

Working Principles

The 74LVC373AD-Q100J operates