CD74HCT373E-NG

Product Overview

Category

The CD74HCT373E-NG belongs to the category of integrated circuits (ICs).

Use

It is commonly used in digital electronics and computer systems for data storage and transfer.

Characteristics

• High-speed operation
• Compatibility with TTL inputs
• Output capability: 6 mA at VCC = 4.5 V
• Low power consumption
• Wide operating temperature range: -55°C to +125°C

Package

The CD74HCT373E-NG is available in a 20-pin DIP (Dual In-line Package) format.

Essence

This IC is an octal transparent latch with 3-state outputs. It is designed to store and transfer data in digital systems.

Packaging/Quantity

The CD74HCT373E-NG is typically packaged in tubes or reels, containing a specific quantity per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply voltage range: 4.5 V to 5.5 V
• Input voltage range: 0 V to VCC
• Output voltage range: 0 V to VCC
• Maximum input current: ±1 µA
• Maximum output current: ±25 mA
• Propagation delay time: 13 ns (typical)
• Operating frequency: Up to 33 MHz

Detailed Pin Configuration

The CD74HCT373E-NG has a total of 20 pins, which are assigned specific functions. The pin configuration is as follows:

1. D0: Data input 0
2. D1: Data input 1
3. D2: Data input 2
4. D3: Data input 3
5. D4: Data input 4
6. D5: Data input 5
7. D6: Data input 6
8. D7: Data input 7
9. GND: Ground
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

The CD74HCT373E-NG offers the following functional features:

• Octal transparent latch with 3-state outputs
• High-speed operation, suitable for time-critical applications
• Compatibility with TTL inputs, allowing easy integration into existing systems
• Low power consumption, reducing energy requirements
• Wide operating temperature range, enabling usage in various environments

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient data transfer.
• Compatibility with TTL inputs simplifies integration into existing systems.
• Low power consumption reduces energy requirements and heat generation.
• Wide operating temperature range enables usage in various environments.

Disadvantages

• Limited output capability of 6 mA may not be sufficient for certain applications.
• The 20-pin DIP package may require additional space compared to smaller package options.

Working Principles

The CD74HCT373E-NG operates as an octal transparent latch with 3-state outputs. When the latch enable (LE) input is high, the data inputs (D0-D7) are transferred to the corresponding outputs (Q0-Q7). The output enable (OE) input controls whether the outputs are active or in a high-impedance state. This allows multiple devices to share a common bus without interference.

Detailed Application Field Plans

The CD74HCT373E-NG finds applications in various digital systems, including but not limited to:

1. Microcontrollers and microprocessors
2. Memory modules
3. Data storage devices
4. Communication systems
5. Industrial automation
6. Automotive electronics
7. Consumer electronics

Detailed and Complete Alternative Models

There are several alternative models available that offer similar functionality to the CD74HCT373E-NG. Some notable alternatives include:

1. 74HC373: This IC is a similar octal transparent latch with 3-state outputs, compatible with CMOS inputs.
2. SN74LS373: A popular alternative offering TTL compatibility and 3-state outputs.
3. CD4042: This IC is an octal D-type latch with 3-state outputs, suitable for different applications.

These alternative models provide options for designers based on specific requirements and system compatibility.

In conclusion, the CD74HCT373E-NG is a high-speed octal transparent latch with 3-state outputs, widely used in digital electronics and computer systems. Its compatibility with TTL