SN74AVCBH164245VR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Data transmission and signal conversion
• Characteristics: High-speed, low-power, bidirectional voltage-level translation
• Package: 56-pin Very Thin Quad Flat No-Lead (VQFN)
• Essence: Voltage-level translator with 16-bit bus interface
• Packaging/Quantity: Tape and reel packaging, quantity varies

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Maximum Operating Frequency: 100 MHz
• Number of Channels: 16
• Logic Family: CMOS
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74AVCBH164245VR has a total of 56 pins. The pin configuration is as follows:

1. OE#
2. A1
3. A2
4. A3
5. A4
6. A5
7. A6
8. A7
9. A8
10. A9
11. A10
12. A11
13. A12
14. A13
15. A14
16. A15
17. GND
18. B1
19. B2
20. B3
21. B4
22. B5
23. B6
24. B7
25. B8
26. B9
27. B10
28. B11
29. B12
30. B13
31. B14
32. B15
33. B16
34. VCCB
35. DIR
36. NC
37. NC
38. NC
39. NC
40. VCCA
41. Y1
42. Y2
43. Y3
44. Y4
45. Y5
46. Y6
47. Y7
48. Y8
49. Y9
50. Y10
51. Y11
52. Y12
53. Y13
54. Y14
55. Y15
56. Y16

Functional Features

• Bidirectional voltage-level translation between two different voltage domains
• Supports 1.2V, 1.8V, 2.5V, and 3.3V logic levels
• Provides automatic direction control based on the DIR pin
• Low power consumption with high-speed operation
• ESD protection on all pins

Advantages and Disadvantages

Advantages: - Enables seamless communication between devices operating at different voltage levels - Wide supply voltage range allows compatibility with various systems - High-speed operation facilitates efficient data transmission - ESD protection ensures reliability in harsh environments

Disadvantages: - Limited to 16-bit bus interface, may not be suitable for applications requiring larger data buses - Requires careful consideration of voltage level compatibility to avoid signal degradation or damage

Working Principles

The SN74AVCBH164245VR is a bidirectional voltage-level translator that enables communication between two systems operating at different voltage levels. It uses a combination of level-shifting circuits and control logic to ensure proper signal conversion.

The DIR pin controls the direction of data flow. When DIR is set to logic low, data is transmitted from the A-side (lower voltage domain) to the B-side (higher voltage domain). Conversely, when DIR is set to logic high, data flows from the B-side to the A-side.

The device automatically adjusts the voltage levels of input signals to match the target voltage domain, allowing seamless data transmission between systems with different logic levels.

Detailed Application Field Plans

The SN74AVCBH164245VR is widely used in various applications that require voltage-level translation, such as:

1. Microcontrollers and microprocessors interfacing with peripherals operating at different voltage levels
2. Communication systems involving multiple devices with varying logic levels
3. Industrial automation and control systems requiring signal conversion between different voltage domains
4. Consumer electronics, including smartphones, tablets, and gaming consoles, for efficient data transfer between components

Detailed and Complete Alternative Models

1. TXB0108PWR: 8-bit bidirectional voltage-level translator with automatic direction control.
2. PCA9306DCTR: Dual bidirectional I2C-bus and SMBus voltage-level translator.
3. SN74LVC4245APW: Octal bus transceiver and voltage-level translator with 3-state outputs.

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

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