SN74LV373ATNSG4

Product Overview

• Category: Integrated Circuit
• Use: Data Storage and Transfer
• Characteristics: Transparent Latch, 3-State Outputs
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Octal D-Type Transparent Latch with 3-State Outputs
• 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: VCC - 0.6V
• Low-Level Output Voltage: 0.1V
• Maximum Operating Frequency: 100MHz
• Propagation Delay Time: 7.5ns
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The SN74LV373ATNSG4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Output Enable Input
2. D0 - Data Input 0
3. D1 - Data Input 1
4. D2 - Data Input 2
5. D3 - Data Input 3
6. D4 - Data Input 4
7. D5 - Data Input 5
8. D6 - Data Input 6
9. D7 - Data Input 7
10. GND - Ground
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. OE (Output Enable) - Output Enable Input

Functional Features

The SN74LV373ATNSG4 is an octal D-type transparent latch with 3-state outputs. It allows data to be stored and transferred between different parts of a digital circuit. The transparent latch feature enables the inputs to be latched when the latch enable (LE) input is high, and the outputs follow the inputs. The 3-state outputs provide flexibility by allowing the outputs to be in a high-impedance state, effectively disconnecting them from the rest of the circuit.

Advantages and Disadvantages

Advantages: - High-speed operation with a maximum operating frequency of 100MHz. - Wide supply voltage range allows compatibility with various systems. - 3-state outputs provide flexibility in connecting multiple devices. - Compact TSSOP package saves board space.

Disadvantages: - Limited number of output pins (8 in total). - Not suitable for applications requiring higher operating frequencies.

Working Principles

The SN74LV373ATNSG4 operates based on the principles of transparent latching. When the latch enable (LE) input is high, the data inputs (D0-D7) are latched and stored in the internal flip-flops. The outputs (Q0-Q7) then follow the inputs. When the LE input is low, the latch is disabled, and the outputs remain in their previous state. The output enable (OE) input controls the 3-state outputs, allowing them to be either active or in a high-impedance state.

Detailed Application Field Plans

The SN74LV373ATNSG4 is commonly used in various digital systems where data storage and transfer are required. Some specific application fields include:

1. Microcontrollers: Used for storing and transferring data between the microcontroller and other peripheral devices.
2. Memory Modules: Enables data transfer between memory modules and other parts of the system.
3. Communication Systems: Facilitates data exchange between different communication modules.
4. Industrial Control Systems: Allows for efficient data storage and transfer in industrial automation applications.

Detailed and Complete Alternative Models

1. SN74LV373A: Similar to SN74LV373ATNSG4, but available in a different package (DIP).
2. 74HC373: Octal D-Type Transparent Latch with 3-State Outputs from another manufacturer.
3. CD74HCT373: High-Speed CMOS Logic Octal Transparent Latch with 3-State Outputs.

These alternative models provide similar functionality and can be used as replacements for the SN74LV373ATNSG4 in various applications.

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