Encyclopedia Entry: 74ALVCH16543DGG,11

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Buffer/Driver
• Characteristics: High-speed, low-power, 16-bit bus transceiver
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Transfers data between two bidirectional buses with different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

The 74ALVCH16543DGG,11 is a high-performance 16-bit bus transceiver designed for transferring data between two bidirectional buses operating at different voltage levels. It operates at high speed while consuming low power, making it suitable for various applications.

Key specifications of the 74ALVCH16543DGG,11 include:

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: -0.5V to VCC + 0.5V
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400MHz
• Propagation Delay: 2.9ns (typical)
• Output Drive Strength: ±24mA

Detailed Pin Configuration

The 74ALVCH16543DGG,11 has a total of 48 pins, which are assigned specific functions. The pin configuration is as follows:

1. OEAB
2. OEB
3. GND
4. I/O0B
5. I/O1B
6. I/O2B
7. I/O3B
8. VCCB
9. I/O4B
10. I/O5B
11. I/O6B
12. I/O7B
13. I/O8B
14. I/O9B
15. I/O10B
16. I/O11B
17. GND
18. I/O12B
19. I/O13B
20. I/O14B
21. I/O15B
22. VCCB
23. I/O15A
24. I/O14A
25. I/O13A
26. I/O12A
27. GND
28. I/O11A
29. I/O10A
30. I/O9A
31. I/O8A
32. VCCA
33. I/O7A
34. I/O6A
35. I/O5A
36. I/O4A
37. GND
38. I/O3A
39. I/O2A
40. I/O1A
41. I/O0A
42. VCCA
43. GND
44. LEAB
45. LEB
46. CLKAB
47. CLKB
48. VCC

Functional Features

The 74ALVCH16543DGG,11 offers several functional features that enhance its usability in various applications:

1. Bidirectional Data Transfer: It allows data to be transferred bidirectionally between two buses with different voltage levels.
2. Output Enable Control: The OEAB and OEB pins enable or disable the outputs, providing flexibility in controlling data flow.
3. Clock Input: The CLKAB and CLKB pins synchronize the data transfer operation.
4. Low Power Consumption: The IC is designed to consume low power, making it suitable for battery-powered devices.
5. High-Speed Operation: With a maximum operating frequency of 400MHz, it can handle high-speed data transmission.

Advantages and Disadvantages

Advantages of using the 74ALVCH16543DGG,11 include:

• Efficient data transfer between buses with different voltage levels
• High-speed operation for quick data transmission
• Low power consumption for energy-efficient applications
• Compact TSSOP package for space-constrained designs

Disadvantages of the 74ALVCH16543DGG,11 include:

• Limited to 16-bit bus width, may not be suitable for larger data transfers
• Requires proper handling and ESD precautions due to its integrated circuit nature

Working Principles

The 74ALVCH16543DGG,11 operates based on the principles of voltage level translation and bidirectional data transfer. It uses internal circuitry to convert the voltage levels between two buses, allowing seamless communication between them. The OEAB and OEB pins control the direction of data flow, while the CLKAB and CLKB pins synchronize the data transfer operation.

Detailed Application Field Plans

The 74ALVCH16543DGG,11 finds applications in various fields where data transfer between buses with different voltage levels is required. Some detailed application field plans include:

1. Embedded Systems: Used in microcontroller-based