SN74ABT623DBR

Product Overview

• Category: Integrated Circuit
• Use: Bus Transceiver
• Characteristics: High-speed, low-power, bidirectional communication
• Package: SSOP (Shrink Small Outline Package)
• Essence: Transfers data between two bidirectional buses
• 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: 100Mbps
• Number of Pins: 20

Pin Configuration

The SN74ABT623DBR has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) A
2. I/O (Input/Output) A0
3. I/O A1
4. GND (Ground)
5. I/O A2
6. I/O A3
7. VCC (Supply Voltage)
8. I/O A4
9. I/O A5
10. I/O A6
11. I/O A7
12. I/O A8
13. I/O A9
14. I/O A10
15. I/O A11
16. I/O B11
17. I/O B10
18. I/O B9
19. I/O B8
20. OE B

Functional Features

• Bidirectional data transfer between two buses
• High-speed operation with minimal delay
• Low power consumption
• Output enable control for individual bus direction control
• Schmitt-trigger inputs for noise immunity

Advantages and Disadvantages

Advantages: - High-speed data transfer - Low power consumption - Bidirectional communication - Noise immunity with Schmitt-trigger inputs

Disadvantages: - Limited voltage range (4.5V to 5.5V) - Limited operating temperature range (-40°C to +85°C)

Working Principles

The SN74ABT623DBR is a bus transceiver that enables bidirectional data transfer between two buses. It operates by controlling the direction of data flow using the output enable (OE) pins. When OE is low, data can be transferred from Bus A to Bus B, and when OE is high, data can be transferred from Bus B to Bus A.

The transceiver uses Schmitt-trigger inputs to provide noise immunity, ensuring reliable data transfer even in noisy environments. It operates at high speeds with minimal delay, making it suitable for applications requiring fast data communication.

Detailed Application Field Plans

The SN74ABT623DBR is commonly used in various applications that require bidirectional data transfer between two buses. Some of the specific application fields include:

1. Microcontrollers: The transceiver facilitates communication between different modules within a microcontroller system, allowing efficient data exchange.

2. Communication Systems: It is used in communication systems to interface between different buses or protocols, enabling seamless data transfer.

3. Industrial Automation: The transceiver plays a crucial role in industrial automation systems, where multiple devices need to exchange data bidirectionally.

4. Automotive Electronics: In automotive electronics, the transceiver is utilized for connecting various components and subsystems, ensuring reliable data transfer.

Detailed and Complete Alternative Models

1. SN74ABT623A: Similar to SN74ABT623DBR, but available in a different package (SOIC).
2. SN74ABT623D: Dual version of the transceiver, providing two independent bidirectional channels.
3. SN74ABT16245: Octal bus transceiver with 3-state outputs, suitable for larger data buses.
4. SN74ABT541: Octal buffer/line driver with 3-state outputs, used for driving bus lines.

These alternative models offer similar functionality to the SN74ABT623DBR and can be considered based on specific requirements or package preferences.

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