SN74AUCH244RGYR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Buffer/Line Driver
• Characteristics: High-speed, low-power, voltage-level translation
• Package: 20-pin VQFN package
• Essence: Logic level shifter with bidirectional voltage translation capability
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 500 MHz
• Number of Channels: 8
• Input/Output Type: CMOS/TTL compatible

Detailed Pin Configuration

The SN74AUCH244RGYR has a total of 20 pins, numbered as follows:

1. A1 - Channel 1 input
2. Y1 - Channel 1 output
3. GND - Ground
4. A2 - Channel 2 input
5. Y2 - Channel 2 output
6. VCC - Power supply
7. A3 - Channel 3 input
8. Y3 - Channel 3 output
9. A4 - Channel 4 input
10. Y4 - Channel 4 output
11. A5 - Channel 5 input
12. Y5 - Channel 5 output
13. A6 - Channel 6 input
14. Y6 - Channel 6 output
15. A7 - Channel 7 input
16. Y7 - Channel 7 output
17. A8 - Channel 8 input
18. Y8 - Channel 8 output
19. GND - Ground
20. VCC - Power supply

Functional Features

• Bidirectional voltage level translation between two different voltage domains
• High-speed operation with low propagation delay
• Low power consumption for energy-efficient applications
• CMOS/TTL compatible inputs and outputs for easy integration into existing systems

Advantages and Disadvantages

Advantages: - Enables communication between devices operating at different voltage levels - Wide supply voltage range allows compatibility with various systems - High-speed operation supports fast data transfer rates - Low power consumption extends battery life in portable devices

Disadvantages: - Limited number of channels (8) - May require additional components for more complex voltage translation scenarios

Working Principles

The SN74AUCH244RGYR is a logic level shifter that facilitates bidirectional voltage translation between two voltage domains. It uses a combination of MOSFETs and control circuitry to ensure proper signal translation while minimizing power consumption and propagation delay.

When an input signal from one voltage domain is applied to the corresponding channel input pin, the internal circuitry translates the signal to the voltage level compatible with the other voltage domain. The translated signal is then available at the respective channel output pin.

Detailed Application Field Plans

The SN74AUCH244RGYR finds applications in various fields where voltage level translation is required. Some specific application areas include:

1. Communication Systems: Facilitating communication between devices operating at different voltage levels, such as microcontrollers, sensors, and display modules.
2. Industrial Automation: Enabling interoperability between industrial equipment with varying voltage requirements, improving system integration and efficiency.
3. Automotive Electronics: Supporting voltage translation between different subsystems within vehicles, ensuring seamless communication and compatibility.
4. Consumer Electronics: Allowing for voltage level translation in devices like smartphones, tablets, and gaming consoles, enhancing connectivity and functionality.

Detailed and Complete Alternative Models

1. SN74LVC244A: Similar functionality with a wider supply voltage range (1.65V to 5.5V).
2. SN74LV1T34: Single-channel voltage level translator with a compact SOT-23 package.
3. SN74AVC4T245: Four-channel bidirectional voltage level translator with automatic direction control.

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

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