SN74BCT8373ADWRE4

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics: High-speed, Bidirectional, Voltage-level Translation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 2.0V to 6.0V
• Input Voltage Levels: 0V to VCC
• Output Voltage Levels: 0V to VCC
• Propagation Delay: 5.8ns (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74BCT8373ADWRE4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) A
2. I/O (Bidirectional Data) A0
3. I/O (Bidirectional Data) A1
4. GND (Ground)
5. I/O (Bidirectional Data) A2
6. VCC (Positive Power Supply)
7. I/O (Bidirectional Data) A3
8. I/O (Bidirectional Data) B3
9. I/O (Bidirectional Data) B2
10. GND (Ground)
11. I/O (Bidirectional Data) B1
12. I/O (Bidirectional Data) B0
13. OE (Output Enable) B
14. VCC (Positive Power Supply)
15. I/O (Bidirectional Data) B7
16. I/O (Bidirectional Data) B6
17. GND (Ground)
18. I/O (Bidirectional Data) B5
19. I/O (Bidirectional Data) B4
20. VCC (Positive Power Supply)

Functional Features

• Bidirectional voltage-level translation between two independent voltage domains.
• Supports voltage translation from 2.0V to 6.0V, allowing compatibility between different logic families.
• High-speed operation with a typical propagation delay of 5.8ns.
• Output enable pins for each direction allow control over data flow.

Advantages and Disadvantages

Advantages

• Enables seamless communication between devices operating at different voltage levels.
• Wide supply voltage range allows flexibility in various applications.
• High-speed operation ensures efficient data transfer.

Disadvantages

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

Working Principles

The SN74BCT8373ADWRE4 utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage-level translation. It employs a voltage divider network to shift the logic levels between two voltage domains. The OE pins control the direction of data flow by enabling or disabling the translation circuitry.

Detailed Application Field Plans

The SN74BCT8373ADWRE4 is commonly used in various applications that require logic level translation between different voltage domains. Some specific application fields include:

1. Microcontroller interfacing with peripherals operating at different voltage levels.
2. Communication interfaces between different logic families, such as TTL and CMOS.
3. Level shifting in battery-powered devices where power supply voltages vary.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Bidirectional voltage-level translator with automatic direction sensing.
2. TXS0108EPWR: 8-bit bidirectional voltage-level translator with integrated ESD protection.
3. PCA9306DCTR: Dual bidirectional I2C-bus and SMBus voltage-level translator.

These alternative models offer similar functionality and can be considered as alternatives to the SN74BCT8373ADWRE4 based on specific application requirements.

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