Encyclopedia Entry: 74FCT163245APVG

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Bus Transceiver
• Characteristics: High-speed, bidirectional, voltage-level translation
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Facilitates the bidirectional transfer of data between two buses operating at different voltage levels.
• Packaging/Quantity: Available in reels of 2500 units.

Specifications

The 74FCT163245APVG is a high-performance, 16-bit bidirectional data bus transceiver. It operates on a supply voltage range of 4.5V to 5.5V and supports voltage-level translation between two independent buses. The device offers low propagation delay and high output drive capabilities, making it suitable for applications requiring fast data transfer.

Detailed Pin Configuration

The IC features a 48-pin TSSOP package with the following pin configuration:

1. A1 - Direction Control Input (Active HIGH)
2. B1 - Output Enable Input (Active LOW)
3. Y1 - A Port Outputs
4. GND - Ground
5. Y2 - B Port Outputs
6. B2 - B Port Inputs
7. A2 - A Port Inputs
8. VCC - Supply Voltage
9. A3 - A Port Inputs
10. B3 - B Port Inputs
11. Y3 - B Port Outputs
12. GND - Ground
13. Y4 - A Port Outputs
14. B4 - Output Enable Input (Active LOW)
15. A4 - Direction Control Input (Active HIGH)
16. VCC - Supply Voltage
17. A5 - Direction Control Input (Active HIGH)
18. B5 - Output Enable Input (Active LOW)
19. Y5 - A Port Outputs
20. GND - Ground
21. Y6 - B Port Outputs
22. B6 - B Port Inputs
23. A6 - A Port Inputs
24. VCC - Supply Voltage
25. A7 - A Port Inputs
26. B7 - B Port Inputs
27. Y7 - B Port Outputs
28. GND - Ground
29. Y8 - A Port Outputs
30. B8 - Output Enable Input (Active LOW)
31. A8 - Direction Control Input (Active HIGH)
32. VCC - Supply Voltage
33. A9 - Direction Control Input (Active HIGH)
34. B9 - Output Enable Input (Active LOW)
35. Y9 - A Port Outputs
36. GND - Ground
37. Y10 - B Port Outputs
38. B10 - B Port Inputs
39. A10 - A Port Inputs
40. VCC - Supply Voltage
41. A11 - A Port Inputs
42. B11 - B Port Inputs
43. Y11 - B Port Outputs
44. GND - Ground
45. Y12 - A Port Outputs
46. B12 - Output Enable Input (Active LOW)
47. A12 - Direction Control Input (Active HIGH)
48. VCC - Supply Voltage

Functional Features

• Bidirectional data transfer between two buses operating at different voltage levels.
• High-speed operation with low propagation delay.
• Supports voltage-level translation from 3.3V to 5V and vice versa.
• Provides high output drive capabilities for reliable data transmission.

Advantages and Disadvantages

Advantages: - Enables seamless communication between buses with different voltage levels. - High-speed operation allows for efficient data transfer. - Robust output drive capabilities ensure reliable signal transmission.

Disadvantages: - Limited to voltage-level translation between 3.3V and 5V.

Working Principles

The 74FCT163245APVG functions as a bidirectional data bus transceiver by utilizing direction control and output enable signals. The direction control input determines the direction of data flow, while the output enable input enables or disables the outputs. When the direction control is set to one direction, data from the A port is transferred to the B port, and vice versa when the direction control is set to the opposite direction. The output enable input allows for enabling or disabling the outputs, providing flexibility in controlling data transmission.

Detailed Application Field Plans

The 74FCT163245APVG is commonly used in various applications that require bidirectional data transfer between buses operating at different voltage levels. Some potential application fields include:

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

Detailed and Complete Alternative Models

• 74FCT16245ATPV - 16-bit bidirectional transceiver with 3-state outputs
• SN74LVTH16245ADGGR