SN74ABT543ANSR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Bus Transceiver
• Characteristics: High-speed, Bi-directional, 8-bit transceiver
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Facilitates bidirectional data transfer between two buses with different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 4.5V to 5.5V
• Logic Family: ABT
• Number of Channels: 8
• Input/Output Type: Tri-State
• Maximum Data Rate: 200 MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ABT543ANSR has a total of 20 pins. The pin configuration is as follows:

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

Functional Features

• Bi-directional data transfer between two buses with different voltage levels
• Tri-state outputs for bus isolation
• High-speed operation for efficient data transmission
• Output enable control for flexible data flow management

Advantages and Disadvantages

Advantages: - Enables seamless communication between buses operating at different voltage levels - Supports high-speed data transfer up to 200 MHz - Provides tri-state outputs for bus isolation and flexibility in data flow management

Disadvantages: - Limited to 8-bit data transfer, may not be suitable for applications requiring larger data widths - Requires careful consideration of voltage compatibility between the two buses

Working Principles

The SN74ABT543ANSR is a bidirectional bus transceiver that allows data transfer between two buses with different voltage levels. It operates by using a combination of input/output buffers and control logic. The output enable (OE) pins control the direction of data flow, enabling or disabling the transceiver's outputs.

When OE is low, the transceiver is enabled, and data can be transferred bidirectionally between the A and B buses. When OE is high, the outputs are disabled, effectively isolating the two buses.

The transceiver also features tri-state outputs, which allow the outputs to be put into a high-impedance state when not actively driving the bus. This feature enables multiple transceivers to be connected to the same bus without causing conflicts.

Detailed Application Field Plans

The SN74ABT543ANSR is commonly used in various applications where bidirectional data transfer between buses with different voltage levels is required. Some specific application fields include:

1. Communication Systems: Facilitating data exchange between different modules operating at varying voltage levels.
2. Industrial Automation: Enabling communication between control systems and peripheral devices with different voltage requirements.
3. Automotive Electronics: Supporting data transfer between various vehicle subsystems operating at different voltages.
4. Computer Systems: Facilitating communication between different components, such as memory modules and processors, with varying voltage levels.

Detailed and Complete Alternative Models

1. SN74ABT543ADWR: SOIC package, 2500 units per reel, similar specifications.
2. SN74ABT543ADBQR: SSOP package, 2000 units per reel, similar specifications.
3. SN74ABT543APWRG4: TSSOP package, 3000 units per reel, similar specifications.

These alternative models offer similar functionality and characteristics to the SN74ABT543ANSR, providing options for different packaging preferences or quantity requirements.

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