74LCX16244MEAX

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: Low Voltage, High-Speed, Bidirectional
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Logic Voltage Levels: 1.8V, 2.5V, 3.3V
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 16
• Input/Output Type: Tri-State
• Output Drive Strength: ±24mA
• Propagation Delay: 2.5ns (max)

Detailed Pin Configuration

The 74LCX16244MEAX has a total of 48 pins. The pin configuration is as follows:

1. OE (Output Enable) 1
2. I/O1A (Input/Output) 1A
3. GND (Ground)
4. I/O1B (Input/Output) 1B
5. VCC (Supply Voltage)
6. I/O2B (Input/Output) 2B
7. GND (Ground)
8. I/O2A (Input/Output) 2A
9. OE (Output Enable) 2
10. I/O3A (Input/Output) 3A
11. GND (Ground)
12. I/O3B (Input/Output) 3B
13. VCC (Supply Voltage)
14. I/O4B (Input/Output) 4B
15. GND (Ground)
16. I/O4A (Input/Output) 4A
17. OE (Output Enable) 3
18. I/O5A (Input/Output) 5A
19. GND (Ground)
20. I/O5B (Input/Output) 5B
21. VCC (Supply Voltage)
22. I/O6B (Input/Output) 6B
23. GND (Ground)
24. I/O6A (Input/Output) 6A
25. OE (Output Enable) 4
26. I/O7A (Input/Output) 7A
27. GND (Ground)
28. I/O7B (Input/Output) 7B
29. VCC (Supply Voltage)
30. I/O8B (Input/Output) 8B
31. GND (Ground)
32. I/O8A (Input/Output) 8A
33. OE (Output Enable) 5
34. I/O9A (Input/Output) 9A
35. GND (Ground)
36. I/O9B (Input/Output) 9B
37. VCC (Supply Voltage)
38. I/O10B (Input/Output) 10B
39. GND (Ground)
40. I/O10A (Input/Output) 10A
41. OE (Output Enable) 6
42. I/O11A (Input/Output) 11A
43. GND (Ground)
44. I/O11B (Input/Output) 11B
45. VCC (Supply Voltage)
46. I/O12B (Input/Output) 12B
47. GND (Ground)
48. I/O12A (Input/Output) 12A

Functional Features

• Bidirectional level translation between different voltage domains
• Tri-state outputs for easy bus sharing
• Low voltage operation for compatibility with modern systems
• High-speed operation up to 400 MHz
• Robust output drive strength for driving capacitive loads

Advantages and Disadvantages

Advantages: - Enables communication between devices operating at different voltage levels - Supports high-speed data transfer - Provides flexibility in system design with tri-state outputs

Disadvantages: - Limited number of channels (16) - Requires careful consideration of voltage compatibility between input and output domains

Working Principles

The 74LCX16244MEAX is a logic level translator IC that allows bidirectional communication between devices operating at different voltage levels. It uses a combination of MOSFETs and level-shifting circuitry to ensure proper voltage translation. The OE pins control the direction of data flow, while the tri-state outputs enable bus sharing. The IC operates at low voltages, making it compatible with modern systems.

Detailed Application Field Plans

The 74LCX16244MEAX is commonly used in various applications where logic level translation is required. Some of the typical application