SN74AS652DWRE4

Product Overview

• Category: Integrated Circuit
• Use: Digital Logic Level Shifter
• Characteristics: High-speed, Non-inverting, 8-bit Bidirectional Transceiver
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Transfers data between two different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units 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
• Number of Channels: 8
• Data Rate: Up to 24 Mbps

Detailed Pin Configuration

The SN74AS652DWRE4 has a total of 24 pins. The pin configuration is as follows:

1. OE (Output Enable) - Active Low Output Enable
2. A1 - Channel Select Input
3. B1 - Channel Select Input
4. A2 - Channel Select Input
5. B2 - Channel Select Input
6. A3 - Channel Select Input
7. B3 - Channel Select Input
8. A4 - Channel Select Input
9. B4 - Channel Select Input
10. GND (Ground) - Ground Reference
11. B5 - Channel Select Input
12. A5 - Channel Select Input
13. B6 - Channel Select Input
14. A6 - Channel Select Input
15. B7 - Channel Select Input
16. A7 - Channel Select Input
17. B8 - Channel Select Input
18. A8 - Channel Select Input
19. VCC - Positive Power Supply
20. I/O1 - Bidirectional Data I/O 1
21. I/O2 - Bidirectional Data I/O 2
22. I/O3 - Bidirectional Data I/O 3
23. I/O4 - Bidirectional Data I/O 4
24. GND (Ground) - Ground Reference

Functional Features

• Non-inverting bidirectional data transfer between two voltage domains
• High-speed operation with a maximum data rate of 24 Mbps
• Output enable control for disabling the outputs when not in use
• Channel select inputs for selecting the desired data path
• Wide supply voltage range allows compatibility with various systems

Advantages and Disadvantages

Advantages: - Enables data transfer between different voltage domains - High-speed operation for quick data transmission - Flexible channel selection for versatile applications - Wide supply voltage range for compatibility with different systems

Disadvantages: - Limited to 8 channels, may not be suitable for applications requiring more channels - Requires careful consideration of voltage levels to prevent damage to connected devices

Working Principles

The SN74AS652DWRE4 is designed to facilitate bidirectional data transfer between two voltage domains. It utilizes non-inverting logic, ensuring that the data remains unchanged during the transfer process. The device features multiple channels, allowing for the simultaneous transfer of data between different pairs of input/output pins. The output enable control pin enables or disables the outputs as needed. The channel select inputs determine the specific data path for each channel.

Detailed Application Field Plans

The SN74AS652DWRE4 can be used in various applications where data needs to be transferred between different voltage domains. Some potential application fields include:

1. Communication Systems: Facilitating data exchange between different communication protocols operating at different voltage levels.
2. Industrial Automation: Enabling communication between devices operating at different voltage standards in industrial automation systems.
3. Automotive Electronics: Transferring data between components with varying voltage requirements in automotive electronic systems.
4. Consumer Electronics: Supporting data transfer between different subsystems within consumer electronic devices.
5. Medical Devices: Facilitating communication between medical devices operating at different voltage levels.

Detailed and Complete Alternative Models

1. SN74AS652N - DIP (Dual In-line Package) version of the SN74AS652DWRE4.
2. SN74LVC8T245PW - 8-bit bidirectional level shifter with a different package and characteristics.
3. SN74HCT125N - Quad buffer/line driver with similar pin configuration but different functionality.

These alternative models provide similar functionality to the SN74AS652DWRE4 but may have variations in package type, voltage range, or other specifications.

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