PI74FCT373ATQ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data storage and transfer
• Characteristics: High-speed, low-power consumption
• Package: 20-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Octal transparent latch with 3-state outputs
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage: 4.5V to 5.5V
• Input Voltage: 0V to VCC
• Output Voltage: 0V to VCC
• Operating Temperature: -40°C to +85°C
• Output Drive Capability: ±24mA at 4.5V
• Propagation Delay Time: 2.5ns (max) at 5V
• Output Transition Time: 2.5ns (max) at 5V

Pin Configuration

The PI74FCT373ATQ has a total of 20 pins, which are assigned 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 (Supply voltage)
20. LE (Latch enable)

Functional Features

• Octal transparent latch with 3-state outputs
• High-speed operation, suitable for data storage and transfer applications
• Low-power consumption, ideal for battery-powered devices
• Output enable (OE) pin allows for easy control of output states
• Latch enable (LE) pin enables or disables the latching function

Advantages and Disadvantages

Advantages: - High-speed operation ensures efficient data transfer - Low-power consumption extends battery life in portable devices - 3-state outputs provide flexibility in connecting multiple devices - Small package size saves board space

Disadvantages: - Limited number of inputs and outputs (8 each) - Not suitable for applications requiring a large number of data lines

Working Principles

The PI74FCT373ATQ is an octal transparent latch with 3-state outputs. It stores data on its inputs and transfers it to the outputs when the latch enable (LE) signal is active. The output enable (OE) signal controls whether the outputs are enabled or disabled. When disabled, the outputs enter a high-impedance state, allowing other devices to drive the bus.

Detailed Application Field Plans

The PI74FCT373ATQ is commonly used in various applications, including:

1. Data storage systems: Used to store and transfer data in computer memory modules, solid-state drives, and cache memory.
2. Communication systems: Employed in networking equipment, such as routers and switches, to handle data transmission between different devices.
3. Industrial automation: Integrated into control systems to manage data flow between sensors, actuators, and controllers.
4. Automotive electronics: Utilized in automotive control units for data processing and communication between different vehicle systems.
5. Consumer electronics: Found in devices like gaming consoles, set-top boxes, and digital televisions for data storage and transfer.

Detailed and Complete Alternative Models

1. SN74F373: Octal transparent latch with 3-state outputs, available in various package options.
2. CD74HC373: High-speed CMOS logic octal transparent latch with 3-state outputs.
3. MC74ACT373: Advanced CMOS octal transparent latch with 3-state outputs, suitable for high-performance applications.

These alternative models offer similar functionality to the PI74FCT373ATQ and can be considered as replacements based on specific requirements.

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