SN74BCT623DWG4

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data Bus Transceiver
• Characteristics: High-speed, bidirectional communication, voltage level translation
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Transfers data between two bidirectional buses with different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Data Rate: 100 MHz

Detailed Pin Configuration

The SN74BCT623DWG4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Active Low Output Enable
2. A1 - Side A Data Bus Input/Output
3. B1 - Side B Data Bus Input/Output
4. GND - Ground
5. B2 - Side B Data Bus Input/Output
6. A2 - Side A Data Bus Input/Output
7. B3 - Side B Data Bus Input/Output
8. A3 - Side A Data Bus Input/Output
9. B4 - Side B Data Bus Input/Output
10. A4 - Side A Data Bus Input/Output
11. B5 - Side B Data Bus Input/Output
12. A5 - Side A Data Bus Input/Output
13. B6 - Side B Data Bus Input/Output
14. A6 - Side A Data Bus Input/Output
15. B7 - Side B Data Bus Input/Output
16. A7 - Side A Data Bus Input/Output
17. VCC - Supply Voltage
18. DIR (Direction) - Direction Control Input
19. GND - Ground
20. OE (Output Enable) - Active Low Output Enable

Functional Features

• Bidirectional data transfer between two buses with different voltage levels
• Automatic direction control based on the DIR input signal
• High-speed operation up to 100 MHz
• Voltage level translation for compatibility between different logic families

Advantages and Disadvantages

Advantages: - Enables communication between buses operating at different voltage levels - Supports high-speed data transfer - Simplifies interface design by providing automatic direction control

Disadvantages: - Limited to bidirectional data transfer only - Requires careful consideration of voltage level compatibility

Working Principles

The SN74BCT623DWG4 is a data bus transceiver that facilitates bidirectional communication between two buses with different voltage levels. It operates based on the DIR input signal, which controls the direction of data flow. When DIR is low, data is transferred from Side A to Side B, and when DIR is high, data is transferred from Side B to Side A.

The transceiver performs voltage level translation, allowing seamless communication between buses operating at different voltage levels. It ensures that the output voltage levels are compatible with the receiving bus, preventing any potential damage or data corruption.

Detailed Application Field Plans

The SN74BCT623DWG4 finds applications in various fields where bidirectional data transfer between buses with different voltage levels is required. Some common application areas include:

1. Microcontroller interfacing: The transceiver enables communication between microcontrollers operating at different voltage levels, facilitating data exchange and control signals.
2. Industrial automation: It can be used in industrial automation systems to connect devices operating at different voltage levels, such as sensors, actuators, and controllers.
3. Communication systems: The transceiver allows for voltage level translation in communication systems, enabling seamless data transfer between different logic families or protocols.
4. Automotive electronics: It finds applications in automotive electronics, where different subsystems may operate at varying voltage levels, requiring bidirectional data exchange.

Detailed and Complete Alternative Models

1. SN74LVC245A: Octal Bus Transceiver with 3-State Outputs
2. SN74HCT245: Octal Bus Transceiver with 3-State Outputs
3. SN74LVCH16245A: 16-Bit Bus Transceiver with 3-State Outputs
4. SN74AVC4T774: 4-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation

These alternative models offer similar functionality to the SN74BCT623DWG4 and can be considered as alternatives based on specific requirements and compatibility with the system design.

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