SN74AHC373PWR

Product Overview

Category

SN74AHC373PWR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used as an octal transparent latch with 3-state outputs.

Characteristics

• Octal latch: The SN74AHC373PWR has eight individual latches, allowing it to store and output data for multiple inputs.
• Transparent latch: The latch allows data to pass through when the enable signal is active.
• 3-state outputs: The IC provides three output states - high, low, and high impedance.

Package

The SN74AHC373PWR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of SN74AHC373PWR lies in its ability to store and control the flow of data from multiple inputs to multiple outputs.

Packaging/Quantity

The IC is typically packaged in reels and comes in quantities of 2500 units per reel.

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• High-Level Input Voltage: 2 V to VCC + 0.5 V
• Low-Level Input Voltage: -0.5 V to 0.8 V
• High-Level Output Voltage: 2 V to VCC
• Low-Level Output Voltage: 0 V to 0.5 V
• Maximum Operating Frequency: 125 MHz

Detailed Pin Configuration

The SN74AHC373PWR has a total of 20 pins. 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. Q0 (Output 0)
12. Q1 (Output 1)
13. Q2 (Output 2)
14. Q3 (Output 3)
15. Q4 (Output 4)
16. Q5 (Output 5)
17. Q6 (Output 6)
18. Q7 (Output 7)
19. VCC (Power supply)
20. NC (No connection)

Functional Features

The SN74AHC373PWR offers the following functional features:

• Octal transparent latch: The IC can store data from eight inputs and output it when the enable signal is active.
• 3-state outputs: The outputs can be in a high, low, or high impedance state, providing flexibility in connecting to other devices.
• Edge-triggered operation: The latch captures the input data on the rising edge of the clock signal.

Advantages and Disadvantages

Advantages

• High-speed operation: The IC can operate at frequencies up to 125 MHz, making it suitable for applications requiring fast data transfer.
• Low power consumption: The SN74AHC373PWR is designed to minimize power consumption, making it energy-efficient.
• Compact package: The small outline integrated circuit (SOIC) package allows for space-saving designs.

Disadvantages

• Limited output current: The IC has a maximum output current rating, which may restrict its use in applications requiring higher current levels.
• Single voltage supply: The IC operates within a specific voltage range, limiting its compatibility with systems using different voltage levels.

Working Principles

The SN74AHC373PWR operates as an octal transparent latch with 3-state outputs. When the enable signal (OE) is active, the latch allows data from the input pins (D0-D7) to pass through and appear at the corresponding output pins (Q0-Q7). The latch captures the input data on the rising edge of the clock signal. The 3-state outputs provide flexibility in connecting multiple devices, allowing for bus sharing and efficient data transfer.

Detailed Application Field Plans

The SN74AHC373PWR finds applications in various fields, including:

1. Microcontrollers: The IC can be used to interface microcontrollers with external devices, enabling efficient data transfer.
2. Data storage systems: It can be employed in memory modules and storage systems to control data flow between different components.
3. Communication systems: The IC facilitates data transmission and reception in communication systems, ensuring accurate and reliable information exchange.
4. Industrial automation: It can be utilized in industrial automation systems to control and monitor multiple inputs and outputs simultaneously.
5. Automotive electronics: The IC can be integrated into automotive electronic systems for controlling various functions and interfaces.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to SN74AHC373PWR are