SN74LVTH182646APM

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics: High-speed, low-power, bidirectional voltage translation
• Package: 56-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels in digital systems
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 18
• Input/Output Type: Tri-State

Detailed Pin Configuration

The SN74LVTH182646APM has a total of 56 pins. The pin configuration is as follows:

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

Functional Features

• Bidirectional voltage translation between two different voltage domains
• High-speed operation allows for efficient signal transmission
• Low-power consumption for energy-efficient applications
• Tri-State outputs enable easy interfacing with other devices
• Supports a wide supply voltage range for compatibility with various systems

Advantages and Disadvantages

Advantages: - Enables seamless communication between different voltage level devices - High-speed operation ensures minimal signal delay - Low-power consumption extends battery life in portable devices - Tri-State outputs provide flexibility in system design

Disadvantages: - Limited to 18 channels, may not be suitable for applications requiring more channels - Requires careful consideration of voltage levels to prevent signal distortion or damage

Working Principles

The SN74LVTH182646APM is designed to translate signals between two voltage domains in digital systems. It utilizes a combination of level shifters and logic gates to achieve bidirectional voltage translation. The device operates by monitoring the input signals and translating them to the appropriate voltage level based on the supply voltage range. The tri-state outputs allow for easy interfacing with other devices by enabling or disabling the output drivers.

Detailed Application Field Plans

The SN74LVTH182646APM can be used in various applications that require voltage translation between different voltage domains. Some potential application fields include:

1. Microcontrollers and Peripherals: Facilitates communication between microcontrollers operating at different voltage levels and their peripherals.
2. Memory Interfaces: Enables data transfer between memory modules operating at different voltage levels.
3. Communication Systems: Supports voltage translation in communication systems, such as UART, SPI, or I2C interfaces.
4. Industrial Automation: Allows for signal translation in industrial automation systems where different voltage domains are present.

Detailed and Complete Alternative Models

1. SN74LVC1T45: Single-bit level shifter with bidirectional voltage translation capability.
2. SN74AVC4T245: Four-bit level shifter with bidirectional voltage translation and hot-swapping capabilities.
3. SN74AHCT125: Quad buffer/line driver with tri-state outputs for voltage level translation.

These alternative models offer similar functionality to the SN74LVTH182646APM and can be considered based on specific application requirements.

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