SN74LVTH244AZQNR

Product Overview

• Category: Integrated Circuit
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-voltage, 3-state output
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Logic Level Translator
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8ns (typical)
• Output Current: ±12mA
• Number of Channels: 8

Detailed Pin Configuration

The SN74LVTH244AZQNR has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) 1
2. A1 (Input) 1
3. Y1 (Output) 1
4. A2 (Input) 2
5. Y2 (Output) 2
6. GND (Ground)
7. Y3 (Output) 3
8. A3 (Input) 3
9. Y4 (Output) 4
10. A4 (Input) 4
11. VCC (Power Supply)
12. Y5 (Output) 5
13. A5 (Input) 5
14. Y6 (Output) 6
15. A6 (Input) 6
16. Y7 (Output) 7
17. A7 (Input) 7
18. Y8 (Output) 8
19. A8 (Input) 8
20. OE (Output Enable) 2

Functional Features

• High-speed operation: The SN74LVTH244AZQNR is designed to operate at high speeds, making it suitable for applications that require fast data transmission.
• Low-voltage compatibility: It operates at a low voltage range of 2.7V to 3.6V, making it compatible with various low-power devices.
• 3-state output: The device has a 3-state output, allowing multiple devices to share the same bus without interference.

Advantages and Disadvantages

Advantages: - High-speed operation enables efficient data transmission. - Low-voltage compatibility makes it suitable for low-power applications. - 3-state output allows for easy bus sharing.

Disadvantages: - Limited supply voltage range may restrict its use in certain applications. - Output current limitations may not be suitable for high-current applications.

Working Principles

The SN74LVTH244AZQNR is a logic level translator that converts signals from one voltage level to another. It consists of eight input channels and eight output channels. The input signals are translated to the corresponding output voltage levels based on the logic levels applied to the control pins. When the output enable pin is active, the outputs are enabled and reflect the input signals. When the output enable pin is inactive, the outputs are in a high-impedance state.

Detailed Application Field Plans

The SN74LVTH244AZQNR can be used in various applications, including:

1. Data communication systems: It can be used as a buffer/line driver in data communication systems to ensure reliable signal transmission.
2. Microcontroller interfacing: It can be used to interface microcontrollers operating at different voltage levels, enabling seamless communication between them.
3. Memory systems: It can be used in memory systems to facilitate data transfer between different memory modules.
4. Industrial automation: It can be used in industrial automation systems to interface different control modules operating at different voltage levels.

Detailed and Complete Alternative Models

1. SN74LVTH244A: Similar to SN74LVTH244AZQNR, but available in a different package (SOIC).
2. SN74LVC244A: A similar logic level translator with a wider supply voltage range (1.65V to 5.5V).
3. SN74LV245A: A bidirectional logic level translator with eight channels, allowing for data transmission in both directions.
4. SN74LVC541A: A buffer/line driver with eight channels and a higher output current capability.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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