SN74ABT543ANSRE4

Product Overview

• Category: Integrated Circuit
• Use: Bus Transceiver
• Characteristics: High-speed, low-power, bidirectional data transfer
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Transfers data 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
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Data Transfer Rate: Up to 100 MHz
• Number of Channels: 8

Detailed Pin Configuration

1. OE (Output Enable) - Active Low Output Enable
2. A1-A8 (Side A Data Inputs/Outputs)
3. B1-B8 (Side B Data Inputs/Outputs)
4. GND (Ground)
5. VCC (Supply Voltage)
6. DIR (Direction Control)
7. LE (Latch Enable)
8. CLK (Clock Input)

Functional Features

• Bidirectional data transfer between two buses
• Supports voltage level translation
• High-speed operation
• Low power consumption
• Latch enable for synchronous operation
• Output enable for bus isolation

Advantages

• Allows interfacing between buses with different voltage levels
• Provides reliable and efficient data transfer
• High-speed operation enables quick communication
• Low power consumption helps in energy-efficient designs
• Latch enable and output enable features enhance control and flexibility

Disadvantages

• Limited to 8 channels, may not be suitable for applications requiring more channels
• Requires careful consideration of voltage compatibility between buses

Working Principles

The SN74ABT543ANSRE4 is a bus transceiver that facilitates bidirectional data transfer between two buses with different voltage levels. It operates by using the DIR pin to control the direction of data flow. When DIR is high, data flows from Side A to Side B, and when DIR is low, data flows from Side B to Side A.

The OE pin is used to enable or disable the outputs. When OE is low, the outputs are enabled, allowing data transfer. Conversely, when OE is high, the outputs are disabled, isolating the bus.

The latch enable (LE) pin allows synchronous operation. When LE is high, the data on the inputs is latched and transferred to the outputs on the rising edge of the clock (CLK) signal.

Detailed Application Field Plans

The SN74ABT543ANSRE4 is commonly used in various applications where data transfer between buses with different voltage levels is required. Some specific application fields include:

1. Industrial Automation: Facilitating communication between different subsystems operating at different voltage levels.
2. Telecommunications: Enabling data exchange between telecom equipment with varying voltage requirements.
3. Automotive Electronics: Supporting data transfer between different vehicle systems with distinct voltage levels.
4. Consumer Electronics: Integrating components operating at different voltages within electronic devices.

Detailed and Complete Alternative Models

1. SN74ABT543ADW: Wide SOIC package, 20 units per tube
2. SN74ABT543ADB: SSOP (Shrink Small Outline Package), 2000 units per reel
3. SN74ABT543APWR: TSSOP (Thin Shrink Small Outline Package), 3000 units per reel
4. SN74ABT543ANE4: PDIP (Plastic Dual-In-Line Package), 25 units per tube

These alternative models offer similar functionality and characteristics but may differ in package type, quantity, and form factor.

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