SN74ABT2952ANSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics:
  • Bidirectional voltage translation between different logic levels
  • High-speed operation
  • Low power consumption
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic level translation for interfacing between devices operating at different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2 V to 5.5 V
• Input Voltage Range (A Port): 0 V to VCC_A
• Input Voltage Range (B Port): 0 V to VCC_B
• Output Voltage Range (A Port): 0 V to VCC_A
• Output Voltage Range (B Port): 0 V to VCC_B
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay Time: 3.8 ns (typical)

Detailed Pin Configuration

The SN74ABT2952ANSR has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) A
2. I/O0A (Bidirectional Data I/O) A
3. I/O1A (Bidirectional Data I/O) A
4. GND (Ground)
5. I/O2A (Bidirectional Data I/O) A
6. I/O3A (Bidirectional Data I/O) A
7. VCC_A (Supply Voltage) A
8. OE (Output Enable) B
9. I/O0B (Bidirectional Data I/O) B
10. I/O1B (Bidirectional Data I/O) B
11. GND (Ground)
12. I/O2B (Bidirectional Data I/O) B
13. I/O3B (Bidirectional Data I/O) B
14. VCC_B (Supply Voltage) B
15. GND (Ground)
16. I/O4A (Bidirectional Data I/O) A
17. I/O5A (Bidirectional Data I/O) A
18. I/O6A (Bidirectional Data I/O) A
19. I/O7A (Bidirectional Data I/O) A
20. VCC_A (Supply Voltage) A

Functional Features

• Bidirectional voltage translation: Allows seamless communication between devices operating at different logic levels.
• High-speed operation: Enables fast data transfer between devices.
• Low power consumption: Helps conserve energy in portable and battery-powered applications.

Advantages and Disadvantages

Advantages: - Efficient voltage level translation for mixed-voltage systems - Fast propagation delay time for quick data transfer - Low power consumption for energy-efficient designs

Disadvantages: - Limited to bidirectional voltage translation, not suitable for unidirectional applications - Requires careful consideration of input and output voltage levels to prevent signal distortion

Working Principles

The SN74ABT2952ANSR utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage translation. It operates by detecting the input voltage levels on both sides (A and B ports) and translating them to the corresponding output voltage levels. The direction of translation is controlled by the Output Enable (OE) pins.

Detailed Application Field Plans

The SN74ABT2952ANSR is commonly used in various applications where interfacing between devices operating at different voltage levels is required. Some specific application fields include:

1. Microcontroller Interfaces: Facilitates communication between microcontrollers operating at different logic levels.
2. Sensor Networks: Enables voltage level translation between sensors and microcontrollers in IoT (Internet of Things) applications.
3. Communication Systems: Allows seamless integration of devices with different voltage requirements in communication networks.

Detailed and Complete Alternative Models

1. SN74LVC4245APWR: Bidirectional voltage level translator with similar characteristics and package type.
2. TXB0108PWR: Eight-channel bidirectional voltage-level translator with a different pin configuration.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage-level translator with integrated level shifting and overvoltage protection.

These alternative models offer similar functionality and can be considered as substitutes for the SN74ABT2952ANSR based on specific application requirements.

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