PI74ALVTC16245VE

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Level Translator
• Characteristics: Bi-directional, 16-bit, 3.3V to 5V translation
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates voltage levels between different logic families
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage Range: 2.3V to 3.6V (VCCA/VCCB)
• High-Level Input Voltage (VIH): 2.0V (VCCA), 2.4V (VCCB)
• Low-Level Input Voltage (VIL): 0.8V (VCCA), 0.8V (VCCB)
• High-Level Output Voltage (VOH): 2.4V (VCCA), 2.4V (VCCB)
• Low-Level Output Voltage (VOL): 0.4V (VCCA), 0.4V (VCCB)
• Maximum Operating Frequency: 200MHz

Detailed Pin Configuration

The PI74ALVTC16245VE has a total of 48 pins, arranged in a TSSOP package. The pin configuration is as follows:

1. OEAB
2. A1
3. A2
4. GND
5. B1
6. B2
7. VCCB
8. B3
9. B4
10. B5
11. B6
12. B7
13. B8
14. B9
15. B10
16. B11
17. B12
18. B13
19. B14
20. B15
21. B16
22. VCCA
23. A3
24. A4
25. A5
26. A6
27. A7
28. A8
29. A9
30. A10
31. A11
32. A12
33. A13
34. A14
35. A15
36. A16
37. GND
38. DIR
39. OEA
40. GND
41. Y1
42. Y2
43. VCCB
44. Y3
45. Y4
46. Y5
47. Y6
48. Y7

Functional Features

• Bi-directional voltage level translation between 3.3V and 5V logic families
• Supports bidirectional data flow with direction control pin (DIR)
• Enables interfacing between different voltage domains in mixed-voltage systems
• Provides high-speed operation with a maximum frequency of 200MHz
• Low power consumption and wide supply voltage range for versatile applications

Advantages and Disadvantages

Advantages

• Efficient voltage level translation for mixed-voltage systems
• High-speed operation allows for fast data transfer
• Wide supply voltage range enables compatibility with various devices
• Small package size saves board space

Disadvantages

• Limited to 16-bit data width
• Requires external control signals for direction control

Working Principles

The PI74ALVTC16245VE is designed to translate voltage levels between 3.3V and 5V logic families. It utilizes a bidirectional buffer with direction control to enable bi-directional data flow. The input voltage levels are translated to the corresponding output voltage levels based on the supply voltage provided to each side of the translator.

Detailed Application Field Plans

The PI74ALVTC16245VE is commonly used in various applications where voltage level translation is required. Some of the typical application fields include: - Microcontroller interfacing - Memory module communication - Industrial automation systems - Communication interfaces (UART, SPI, I2C) - Data acquisition systems

Detailed and Complete Alternative Models

1. SN74LV245A: 8-bit voltage level translator with similar characteristics and package options.
2. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction control.
3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator.

These alternative models offer similar functionality and can be considered as alternatives to the PI74ALVTC16245VE based on specific requirements and design constraints.

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