SN74LV374ATPWE4

Product Overview

• Category: Integrated Circuit
• Use: Flip-Flop
• Characteristics: Low-voltage, Octal D-type transparent latch with 3-state outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: A versatile latch used for storing and transferring data in digital systems
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 5.5V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: 2.4V (min) at IOH = -4mA
• Low-Level Output Voltage: 0.4V (max) at IOL = 8mA
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LV374ATPWE4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable)
2. CP (Clock Pulse)
3. D0 (Data Input 0)
4. D1 (Data Input 1)
5. D2 (Data Input 2)
6. D3 (Data Input 3)
7. D4 (Data Input 4)
8. D5 (Data Input 5)
9. D6 (Data Input 6)
10. D7 (Data Input 7)
11. GND (Ground)
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 SN74LV374ATPWE4 is designed to store and transfer data in digital systems. It features an octal D-type transparent latch with 3-state outputs. The latch allows data to be stored when the clock pulse is active, and the stored data can be transferred to the outputs when the output enable signal is active. This functionality makes it suitable for applications where data needs to be latched and transferred synchronously.

Advantages and Disadvantages

Advantages: - Low-voltage operation allows for compatibility with a wide range of digital systems - Octal configuration provides flexibility in storing and transferring multiple data bits simultaneously - 3-state outputs allow for easy integration with bus systems

Disadvantages: - Limited operating temperature range (-40°C to 85°C) - TSSOP package may require careful handling during assembly

Working Principles

The SN74LV374ATPWE4 operates based on the principles of flip-flops. When the clock pulse is active, the latch stores the data present at the input pins. The stored data remains unchanged until the next clock pulse. The output enable signal determines whether the stored data is transferred to the outputs or not. When the output enable signal is active, the stored data is available at the output pins. Otherwise, the outputs are in a high-impedance state.

Detailed Application Field Plans

The SN74LV374ATPWE4 finds applications in various digital systems, including but not limited to: - Microcontrollers - Data storage systems - Communication devices - Industrial automation equipment - Automotive electronics

In microcontrollers, the latch can be used for storing and transferring data between different modules. In data storage systems, it can be utilized for temporary data storage during read and write operations. Communication devices can benefit from its ability to latch and transfer data between different communication protocols. Industrial automation equipment often requires latches for synchronizing data in control systems. Automotive electronics can utilize the latch for various purposes, such as storing sensor data or controlling actuators.

Detailed and Complete Alternative Models

• SN74LV374A: Similar to SN74LV374ATPWE4 but available in a different package (SOIC)
• SN74HC374: High-speed CMOS version of the latch
• CD74HCT374: TTL-compatible version of the latch
• 74F374: Fast CMOS version with higher operating speed

These alternative models offer similar functionality but may have differences in voltage levels, speed, and package options. The choice of an alternative model depends on specific requirements and compatibility with the target system.

Word count: 554 words