Encyclopedia Entry: 74ALVC164245GRDR

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Data Buffer/Transceiver
• Characteristics: High-speed, low-power, bidirectional voltage level translation
• Package: Green, RoHS-compliant, 48-pin TSSOP package
• Essence: Transfers data between two different voltage domains
• Packaging/Quantity: Available in reels of 2500 units

Specifications

The 74ALVC164245GRDR is a high-performance, low-voltage CMOS 16-bit buffer/line driver with 3-state outputs. It operates at a supply voltage range of 1.2V to 3.6V, making it suitable for use in various applications.

Key specifications include:

• Maximum propagation delay: 4.5 ns
• Output drive capability: ±24 mA
• ESD protection: >2000V HBM (Human Body Model)
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

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

1. A1
2. Y1
3. B1
4. GND
5. B2
6. Y2
7. A2
8. VCC
9. OE#
10. Y3
11. B3
12. GND
13. B4
14. Y4
15. A4
16. VCC
17. A3
18. Y5
19. B5
20. GND
21. B6
22. Y6
23. A6
24. VCC
25. OE#
26. Y7
27. B7
28. GND
29. B8
30. Y8
31. A8
32. VCC
33. A7
34. Y9
35. B9
36. GND
37. B10
38. Y10
39. A10
40. VCC
41. OE#
42. Y11
43. B11
44. GND
45. B12
46. Y12
47. A12
48. VCC

Functional Features

• Bidirectional voltage level translation between two different voltage domains
• 3-state outputs allow for easy bus sharing and interfacing with multiple devices
• High-speed operation enables efficient data transfer
• Low-power consumption for energy-efficient applications
• ESD protection ensures robustness against electrostatic discharge

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enhances overall system performance - Low-power consumption contributes to energy efficiency - RoHS-compliant package ensures environmental friendliness - ESD protection safeguards against damage during handling and operation

Disadvantages: - Limited number of input/output pins may restrict certain applications requiring more extensive interfacing capabilities - Not suitable for high-voltage applications beyond the specified operating range

Working Principles

The 74ALVC164245GRDR functions as a bidirectional buffer/line driver, facilitating the transfer of data between two voltage domains. It utilizes CMOS technology to achieve high-speed operation while maintaining low power consumption. The 3-state outputs enable multiple devices to share a common bus, allowing for efficient communication.

Detailed Application Field Plans

The 74ALVC164245GRDR is widely used in various applications that require voltage level translation and data buffering. Some specific application fields include:

1. Microcontroller Systems: Facilitates communication between microcontrollers operating at different voltage levels.
2. Communication Interfaces: Enables data transfer between devices with varying voltage requirements, such as UART, SPI, and I2C interfaces.
3. Industrial Automation: Used in control systems to interface between different voltage domains, ensuring reliable data transmission.
4. Consumer Electronics: Integrated into devices like smartphones, tablets, and gaming consoles to enable communication between different components.

Detailed and Complete Alternative Models

1. SN74LVC164245: Similar 16-bit buffer/line driver with 3-state outputs, operates at a supply voltage range of 1.65V to 5.5V.
2. MC74LVX164245: 16-bit voltage level translator with 3-state outputs, compatible with a supply voltage range of 2.0V to 3.6V.
3. CD74HCT164245: High-speed CMOS logic IC with 16-bit bidirectional bus transceiver, operates at a supply voltage range of 4.5V to 5.5V.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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