CY74FCT646ATSOCT

Product Overview

Category

The CY74FCT646ATSOCT belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used for data bus transceiver applications.

Characteristics

• High-speed operation
• Low power consumption
• Wide operating voltage range
• Bidirectional data flow capability
• Schmitt-trigger inputs for noise immunity

Package

The CY74FCT646ATSOCT is available in a small-outline package (SO) with a thermal-enhanced shrink small-outline package (TSSOP) footprint.

Essence

The essence of this product lies in its ability to facilitate the bidirectional transfer of data between two buses with different voltage levels.

Packaging/Quantity

The CY74FCT646ATSOCT is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply voltage: 4.5V to 5.5V
• Input/output voltage range: 0V to VCC
• Operating temperature range: -40°C to +85°C
• Propagation delay time: 3.5ns (max)
• Output current: ±24mA

Detailed Pin Configuration

The CY74FCT646ATSOCT has a total of 20 pins, which are assigned specific functions as follows:

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

Functional Features

• Bidirectional data transfer between two buses
• Automatic direction control based on the DIR pin
• Output enable/disable control using the OE pin
• Schmitt-trigger inputs for improved noise immunity
• High-speed operation for efficient data transmission

Advantages and Disadvantages

Advantages

• Wide operating voltage range allows compatibility with various systems
• Low power consumption for energy-efficient applications
• Schmitt-trigger inputs provide robustness against noise
• Bidirectional data flow capability simplifies circuit design

Disadvantages

• Propagation delay time may limit the maximum achievable data transfer rate
• Limited output current may restrict use in high-current applications

Working Principles

The CY74FCT646ATSOCT operates by receiving data from one bus and transmitting it to another bus bidirectionally. The direction of data flow is controlled by the DIR pin. When the DIR pin is set to a specific logic level, the IC automatically adjusts its internal circuitry to enable data transfer in the corresponding direction. The OE pin allows the user to enable or disable the output stage of the IC.

Detailed Application Field Plans

The CY74FCT646ATSOCT finds applications in various fields, including:

1. Data communication systems
2. Microprocessor-based systems
3. Industrial automation
4. Automotive electronics
5. Consumer electronics

Detailed and Complete Alternative Models

1. SN74FCT646ATSOCT
2. MC74FCT646ATSOCT
3. CD74FCT646ATSOCT
4. 74FCT646ATSOCT
5. HD74FCT646ATSOCT

These alternative models offer similar functionality and can be used as replacements for the CY74FCT646ATSOCT in different applications.

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