SN74LVCH245ADGVRE4

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: Low-voltage, high-speed, 8-bit bidirectional transceiver
• Package: VSON (Very Small Outline No-Lead) package
• Essence: Transfers data between different voltage domains in electronic systems
• Packaging/Quantity: Tape and reel packaging, available in various quantities

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• High-Level Input Voltage: 2V to VCC + 0.5V
• Low-Level Input Voltage: -0.5V to 0.8V
• High-Level Output Voltage: VCC - 0.5V
• Low-Level Output Voltage: 0.5V
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 8
• Input/Output Type: Bidirectional

Detailed Pin Configuration

The SN74LVCH245ADGVRE4 has a total of 20 pins. The pin configuration is as follows:

1. OE (Output Enable) - Output control pin
2. A1 - Data input/output pin
3. B1 - Data input/output pin
4. A2 - Data input/output pin
5. B2 - Data input/output pin
6. A3 - Data input/output pin
7. B3 - Data input/output pin
8. A4 - Data input/output pin
9. B4 - Data input/output pin
10. GND (Ground) - Ground reference pin
11. B5 - Data input/output pin
12. A5 - Data input/output pin
13. B6 - Data input/output pin
14. A6 - Data input/output pin
15. B7 - Data input/output pin
16. A7 - Data input/output pin
17. B8 - Data input/output pin
18. A8 - Data input/output pin
19. VCC (Supply Voltage) - Positive supply voltage pin
20. DIR (Direction Control) - Direction control pin

Functional Features

• Bidirectional data transfer between two voltage domains
• Level shifting capability for interfacing systems with different voltage levels
• High-speed operation up to 400 MHz
• Output enable control for flexible data flow control
• Low-voltage operation for power efficiency

Advantages and Disadvantages

Advantages: - Enables communication between devices operating at different voltage levels - Supports bidirectional data transfer - High-speed operation allows for efficient data transmission - Small package size saves board space - Low-voltage operation reduces power consumption

Disadvantages: - Limited number of channels (8 in this case) - Requires careful consideration of voltage compatibility between connected systems

Working Principles

The SN74LVCH245ADGVRE4 is a level shifter and bus transceiver IC. It facilitates the transfer of data between electronic systems operating at different voltage levels. The device uses bidirectional buffers to convert signals from one voltage domain to another. The direction of data flow is controlled by the DIR pin. When the DIR pin is set to a specific logic level, the data is transferred in the corresponding direction.

Detailed Application Field Plans

The SN74LVCH245ADGVRE4 finds applications in various fields where there is a need to interface electronic systems operating at different voltage levels. Some common application areas include: - Communication systems - Industrial automation - Consumer electronics - Automotive electronics - Medical devices

Detailed and Complete Alternative Models

• SN74LVC245A: Similar functionality, but operates at a higher voltage range (1.65V to 5.5V)
• SN74LVCH245A: Similar functionality, but operates at a lower voltage range (1.2V to 3.6V)
• SN74LVC244A: Octal buffer/line driver with similar characteristics and package

These alternative models provide similar level shifting and bus transceiver capabilities, catering to different voltage requirements.

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