SN74ABT162827ADGGR

Product Overview

• Category: Integrated Circuit
• Use: Logic Level Translator
• Characteristics:
  • High-speed operation
  • Wide voltage translation range
  • Bidirectional voltage translation
• Package: TSSOP-56
• Essence: Logic level translation between different voltage domains
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range (VREF): 0V to VCC
• Output Voltage Range (A/B Ports): 0V to VCCA/VCCB
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 2.5ns (typical)
• Maximum Frequency: 200MHz

Detailed Pin Configuration

The SN74ABT162827ADGGR has a total of 56 pins, arranged as follows:

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

Functional Features

• Bidirectional voltage translation between two independent voltage domains
• Automatic direction sensing and control
• Non-inverting level shifting
• High-speed operation suitable for various applications
• Supports voltage translation from 1.2V to 3.6V

Advantages and Disadvantages

Advantages: - Wide voltage translation range - High-speed operation - Bidirectional translation simplifies circuit design - Automatic direction sensing eliminates the need for additional control signals

Disadvantages: - Limited to a maximum frequency of 200MHz - Requires careful consideration of power supply voltages

Working Principles

The SN74ABT162827ADGGR is a bidirectional logic level translator that allows voltage translation between two different voltage domains. It uses a combination of MOSFETs and CMOS technology to achieve high-speed operation and wide voltage translation range.

The device automatically senses the direction of data flow and adjusts the voltage levels accordingly. This eliminates the need for additional control signals, simplifying circuit design. The non-inverting level shifting ensures that the translated signal maintains the same logic state as the input signal.

Detailed Application Field Plans

The SN74ABT162827ADGGR can be used in various applications where voltage translation is required between different voltage domains. Some potential application fields include:

1. Microcontrollers and Peripherals: Enable communication between microcontrollers operating at different voltage levels.
2. Memory Interfaces: Facilitate data transfer between memory modules with different voltage requirements.
3. Communication Systems: Bridge the gap between devices operating at different logic levels in communication protocols such as UART, SPI, and I2C.
4. Industrial Automation: Interface between control systems and sensors/actuators operating at different voltage levels.

Detailed and Complete Alternative Models

1. SN74LVC4245A: 8-bit dual-supply bus transceiver with configurable voltage translation
2. TXB0108: 8-bit bidirectional voltage-level translator with automatic direction sensing
3. PCA9306: Dual bidirectional I2C-bus and SMBus voltage-level translator
4. CD4050B: Hex non-inverting buffer and converter for CMOS to TTL level translation
5. TXS0108E: 8-bit bidirectional voltage-level translator with automatic direction sensing and integrated ESD protection

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

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