SN74AC245PWG4

Product Overview

• Category: Integrated Circuit
• Use: Level Shifter/Transceiver
• Characteristics: High-speed, low-power, bidirectional data transfer
• Package: TSSOP-20
• Essence: Transfers data between different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 2 V to 6 V
• Input Voltage Range: 0 V to VCC
• Output Voltage Range: 0 V to VCC
• Operating Temperature Range: -40°C to +85°C
• Maximum Data Rate: 120 Mbps

Detailed Pin Configuration

The SN74AC245PWG4 has a total of 20 pins. The pin configuration is as follows:

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

Functional Features

• Bidirectional data transfer between two voltage domains
• Supports voltage level shifting from 2 V to 6 V
• High-speed operation with a maximum data rate of 120 Mbps
• Low-power consumption

Advantages and Disadvantages

Advantages: - Allows interfacing between devices operating at different voltage levels - High-speed data transfer capability - Low-power consumption

Disadvantages: - Limited to bidirectional data transfer only - Requires careful consideration of voltage compatibility between input and output devices

Working Principles

The SN74AC245PWG4 is a level shifter/transceiver integrated circuit that facilitates the bidirectional transfer of data between two voltage domains. It operates by converting the logic levels of the input signals to the corresponding levels of the output signals, allowing seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The SN74AC245PWG4 finds applications in various fields where there is a need for data transfer between devices operating at different voltage levels. Some of the detailed application field plans include:

1. Microcontroller interfacing with peripheral devices
2. Communication interfaces between different logic families
3. Voltage level translation in mixed-signal systems
4. Data transfer between different power domains in embedded systems
5. Interface between sensors and microcontrollers in IoT applications

Detailed and Complete Alternative Models

1. SN74LVC245APW - Low-Voltage CMOS Octal Bus Transceiver
2. SN74HCT245N - High-Speed CMOS Octal Bus Transceiver
3. SN74LVCH245APW - Low-Voltage CMOS Octal Bus Transceiver with 3-State Outputs
4. SN74AHC245PWR - Octal Bus Transceiver with 3-State Outputs

These alternative models offer similar functionality and can be used as substitutes for the SN74AC245PWG4 depending on specific requirements.

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