Encyclopedia Entry: 74ALVCH162832GRE4

Product Information Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Translator
• Characteristics: High-speed, low-voltage, CMOS technology
• Package: Green RoHS-compliant package
• Essence: Translates logic levels between different voltage domains
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on supplier

Specifications

The 74ALVCH162832GRE4 is a logic level translator integrated circuit designed to facilitate communication between devices operating at different voltage levels. It operates on a low-voltage, high-speed CMOS technology, making it suitable for various applications.

Key specifications of the 74ALVCH162832GRE4 include:

• Number of Channels: 16
• Input Voltage Levels: 1.2V to 3.6V
• Output Voltage Levels: 1.2V to 3.6V
• Propagation Delay: <5 ns
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The 74ALVCH162832GRE4 features a 56-pin package with a specific pin configuration. The pins are labeled as follows:

1. VCCB
2. B0
3. B1
4. B2
5. B3
6. B4
7. B5
8. B6
9. B7
10. GND
11. OE#
12. A0
13. A1
14. A2
15. A3
16. A4
17. A5
18. A6
19. A7
20. GND
21. Y0
22. Y1
23. Y2
24. Y3
25. Y4
26. Y5
27. Y6
28. Y7
29. GND
30. VCCA
31. A8
32. A9
33. A10
34. A11
35. A12
36. A13
37. A14
38. A15
39. GND
40. OE#
41. B8
42. B9
43. B10
44. B11
45. B12
46. B13
47. B14
48. B15
49. GND
50. VCCB
51. Y8
52. Y9
53. Y10
54. Y11
55. Y12
56. Y13

Functional Features

The 74ALVCH162832GRE4 offers several functional features that make it a versatile logic level translator:

1. Bidirectional Translation: It enables bidirectional voltage level translation between two different voltage domains.
2. High-Speed Operation: The IC operates at high speeds, allowing for efficient data transfer between devices.
3. Low-Voltage Compatibility: It supports low-voltage operation, making it compatible with various modern electronic systems.
4. Wide Voltage Range: The IC can handle a wide range of input and output voltage levels, providing flexibility in system design.

Advantages and Disadvantages

Advantages of using the 74ALVCH162832GRE4 include:

• Efficient voltage level translation
• High-speed operation
• Low-voltage compatibility
• Wide voltage range support

Disadvantages of the 74ALVCH162832GRE4 include:

• Limited number of channels (16)
• Requires careful consideration of voltage compatibility to avoid damage

Working Principles

The 74ALVCH162832GRE4 utilizes CMOS technology to achieve logic level translation. It employs a combination of voltage level shifters and control circuitry to ensure bidirectional communication between devices operating at different voltage levels.

The IC's internal circuitry detects the input voltage levels and adjusts the output voltage levels accordingly, allowing seamless data transfer between incompatible voltage domains.

Detailed Application Field Plans

The 74ALVCH162832GRE4 finds applications in various fields where voltage level translation is required. Some common application areas include:

1. Microcontrollers: Facilitating communication between microcontrollers operating at different voltage levels.
2. Digital Communication Systems: Enabling compatibility between devices with varying voltage requirements in digital communication systems.
3. Embedded Systems: Supporting voltage level translation in embedded systems with multiple components operating at different voltages.
4. Consumer Electronics: Allowing for seamless integration of devices with different voltage levels in consumer electronic products.

Detailed and Complete Alternative Models

• 74LVC245A: Octal Bus Transceiver with Voltage Level Translation
• SN74LV1T34: Single Power Supply Buffer/Driver with Voltage-Level Translation

These alternative models offer similar functionality to the 74ALV