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CY74FCT646TSOCT
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CY74FCT646TSOCT

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Data 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: 4.5V to 5.5V
  • Input Voltage Levels: TTL-compatible
  • Output Voltage Levels: TTL-compatible
  • Maximum Operating Frequency: 100MHz
  • Number of Channels: 8
  • Input/Output Type: Tri-state
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. A1: Channel A data input/output
  2. B1: Channel B data input/output
  3. A2: Channel A direction control
  4. B2: Channel B direction control
  5. OE*: Output enable input (active low)
  6. GND: Ground
  7. B3: Channel B data input/output
  8. A3: Channel A data input/output
  9. VCC: Power supply

Functional Features

  • Bidirectional data transfer between two buses
  • Automatic direction control based on the direction control inputs
  • Tri-state outputs for bus isolation
  • High-speed operation for efficient data transfer
  • Low power consumption for energy efficiency

Advantages

  • Versatile data bus transceiver suitable for various applications
  • Supports bidirectional communication between different voltage level buses
  • Reliable performance with TTL-compatible input/output voltage levels
  • Compact SOIC package allows for space-efficient integration
  • High-speed operation enables fast data transfer

Disadvantages

  • Limited maximum operating frequency compared to some other models
  • Requires careful handling due to sensitivity to electrostatic discharge
  • Not suitable for applications requiring higher voltage levels

Working Principles

The CY74FCT646TSOCT is designed to facilitate bidirectional data transfer between two buses with different voltage levels. The direction control inputs (A2 and B2) determine the flow of data, while the output enable input (OE*) enables or disables the outputs. The tri-state outputs allow for bus isolation when necessary. The IC operates at high speeds and consumes low power, making it suitable for various data bus applications.

Detailed Application Field Plans

  1. Data communication between microcontrollers operating at different voltage levels
  2. Interfacing between digital logic circuits with varying voltage requirements
  3. Bus communication in computer systems and networking devices
  4. Data transfer between memory modules and processors
  5. Industrial automation systems requiring reliable data exchange

Detailed and Complete Alternative Models

  1. SN74LVTH646PW: Low-voltage, high-speed transceiver with 3-state outputs
  2. MC74VHC646DW: High-speed CMOS transceiver with 3-state outputs
  3. CD74HCT646E: Octal bus transceiver with non-inverting 3-state outputs

(Note: These alternative models are provided as examples and may have different specifications and features. It is recommended to refer to their respective datasheets for detailed information.)

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av CY74FCT646TSOCT i tekniska lösningar

  1. What is the operating voltage range of CY74FCT646TSOCT?
    - The operating voltage range of CY74FCT646TSOCT is 4.5V to 5.5V.

  2. What is the maximum propagation delay of CY74FCT646TSOCT?
    - The maximum propagation delay of CY74FCT646TSOCT is 6ns.

  3. Can CY74FCT646TSOCT be used in high-speed data transfer applications?
    - Yes, CY74FCT646TSOCT is suitable for high-speed data transfer applications due to its low propagation delay.

  4. Does CY74FCT646TSOCT support bidirectional data flow?
    - Yes, CY74FCT646TSOCT supports bidirectional data flow with separate output enable inputs for each register.

  5. What is the typical power consumption of CY74FCT646TSOCT?
    - The typical power consumption of CY74FCT646TSOCT is low, making it suitable for power-sensitive applications.

  6. Can CY74FCT646TSOCT be used in automotive electronics?
    - Yes, CY74FCT646TSOCT is suitable for automotive electronics applications due to its robust design and wide operating temperature range.

  7. Is CY74FCT646TSOCT compatible with TTL and CMOS logic levels?
    - Yes, CY74FCT646TSOCT is compatible with both TTL and CMOS logic levels, providing versatility in system design.

  8. What is the maximum clock frequency supported by CY74FCT646TSOCT?
    - The maximum clock frequency supported by CY74FCT646TSOCT is 100MHz.

  9. Can CY74FCT646TSOCT be used in industrial control systems?
    - Yes, CY74FCT646TSOCT is suitable for industrial control systems due to its reliability and performance in harsh environments.

  10. Are there any specific layout considerations for using CY74FCT646TSOCT in PCB designs?
    - It is recommended to follow the layout guidelines provided in the datasheet to ensure optimal performance when using CY74FCT646TSOCT in PCB designs.