SN74LVTH2952NSRG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • Low-voltage, high-speed CMOS technology
  • Bidirectional voltage translation between different logic levels
  • Wide operating voltage range
  • High-speed data transfer capability
• Package: NSRG4 (Green, RoHS-compliant, Small Outline Package)
• Essence: Logic level translation for interfacing between devices with different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range (VREF): 1.2V to VCC
• Output Voltage Range (A/B Ports): 1.2V to VCC
• Maximum Data Rate: 400 Mbps
• Number of Channels: 8
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74LVTH2952NSRG4 has a total of 20 pins, which are assigned as follows:

1. OE (Output Enable) Pin
2. A1 (Channel A1) Pin
3. B1 (Channel B1) Pin
4. GND (Ground) Pin
5. A2 (Channel A2) Pin
6. B2 (Channel B2) Pin
7. A3 (Channel A3) Pin
8. B3 (Channel B3) Pin
9. VCC (Supply Voltage) Pin
10. A4 (Channel A4) Pin
11. B4 (Channel B4) Pin
12. A5 (Channel A5) Pin
13. B5 (Channel B5) Pin
14. A6 (Channel A6) Pin
15. B6 (Channel B6) Pin
16. A7 (Channel A7) Pin
17. B7 (Channel B7) Pin
18. A8 (Channel A8) Pin
19. B8 (Channel B8) Pin
20. GND (Ground) Pin

Functional Features

• Bidirectional voltage translation: Allows for seamless communication between devices operating at different logic levels.
• Low-voltage operation: Supports voltage levels as low as 1.65V, making it suitable for use in low-power applications.
• High-speed data transfer: Capable of transferring data at speeds up to 400 Mbps, ensuring efficient signal transmission.
• Output enable control: The OE pin enables or disables the outputs, providing flexibility in controlling the direction of data flow.

Advantages and Disadvantages

Advantages: - Wide operating voltage range allows for compatibility with various systems. - High-speed data transfer capability ensures efficient communication between devices. - Small package size saves board space. - RoHS-compliant packaging promotes environmental sustainability.

Disadvantages: - Limited number of channels (8) may not be sufficient for complex systems requiring more connections. - Operating temperature range (-40°C to +85°C) may not be suitable for extreme environments.

Working Principles

The SN74LVTH2952NSRG4 utilizes a combination of CMOS technology and level-shifting circuitry to achieve bidirectional voltage translation. It operates by monitoring the input voltage levels and translating them to the corresponding output voltage levels based on the logic level translation rules. The OE pin controls the direction of data flow by enabling or disabling the outputs.

Detailed Application Field Plans

The SN74LVTH2952NSRG4 is commonly used in various applications that require voltage level translation between different logic families. Some specific application fields include:

1. Microcontroller interfacing: Enables communication between microcontrollers operating at different voltage levels.
2. Sensor interfaces: Facilitates data exchange between sensors and microcontrollers with varying voltage requirements.
3. Communication systems: Allows for seamless integration of devices with different logic levels in communication networks.
4. Industrial automation: Enables compatibility between control systems and peripheral devices with different voltage levels.

Detailed and Complete Alternative Models

1. SN74LVC245A: Octal Bus Transceiver with 3-State Outputs
2. SN74HCT125N: Quad Bus Buffer Gates with 3-State Outputs
3. SN74LV1T34DBVR: Single Power Supply Buffer/Driver with 3-State Output

These alternative models offer similar functionality and can be used as substitutes for the SN74LVTH2952NSRG4 in various applications.

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