SN74GTLPH1645DGGR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Level Translator
• Characteristics: High-speed, bidirectional voltage-level translator
• Package: TSSOP-56
• Essence: Translates signals between different voltage levels
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: 1.2V to 3.6V
• Input Voltage Range: 0V to VCC
• Output Voltage Range: 0V to VCC
• Operating Temperature Range: -40°C to +85°C
• Propagation Delay: 2.8ns (typical)
• Output Drive Strength: ±24mA
• Number of Channels: 16

Detailed Pin Configuration

The SN74GTLPH1645DGGR has a total of 56 pins. The pin configuration is as follows:

1. A1
2. B1
3. A2
4. B2
5. A3
6. B3
7. A4
8. B4
9. A5
10. B5
11. A6
12. B6
13. A7
14. B7
15. A8
16. B8
17. GND
18. OE#
19. VCC
20. DIR
21. A9
22. B9
23. A10
24. B10
25. A11
26. B11
27. A12
28. B12
29. A13
30. B13
31. A14
32. B14
33. A15
34. B15
35. A16
36. B16
37. GND
38. OE#
39. VCC
40. DIR
41. A17
42. B17
43. A18
44. B18
45. A19
46. B19
47. A20
48. B20
49. A21
50. B21
51. A22
52. B22
53. A23
54. B23
55. A24
56. B24

Functional Features

• Bidirectional voltage-level translation between two voltage domains
• Supports high-speed data transmission
• Provides 16 channels for signal translation
• Low power consumption
• ESD protection on all pins

Advantages and Disadvantages

Advantages

• High-speed operation allows for efficient signal translation
• Wide supply voltage range enables compatibility with various systems
• Bidirectional functionality simplifies circuit design
• ESD protection ensures reliability in harsh environments

Disadvantages

• Limited number of channels may not be suitable for applications requiring a higher channel count
• TSSOP package may require careful handling during assembly

Working Principles

The SN74GTLPH1645DGGR is designed to translate signals between two different voltage domains. It utilizes a bidirectional level-shifting technique to ensure seamless communication between devices operating at different voltage levels. The device features a direction control pin (DIR) that determines the direction of translation, allowing for both unidirectional and bidirectional signal translation.

Detailed Application Field Plans

The SN74GTLPH1645DGGR can be used in various applications where voltage-level translation is required. Some potential application fields include:

1. Communication Systems: Facilitating signal translation between different voltage domains in communication interfaces such as UART, SPI, or I2C.
2. Industrial Automation: Enabling compatibility between devices operating at different voltage levels in industrial control systems.
3. Automotive Electronics: Supporting voltage-level translation in automotive applications, such as CAN bus communication or sensor interfaces.

Detailed and Complete Alternative Models

1. SN74LVC4245A: Octal Bus Transceiver with 3-State Outputs
2. SN74AVC4T245: 4-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation and 3-State Outputs
3. SN74LVC8T245: 8-Bit Dual-Supply Bus Transceiver with Configurable Voltage Translation and 3-State Outputs
4. SN74CBTLV3257: Quad FET Bus Switch with Level Shifting

These alternative models offer similar functionality and can be considered as alternatives to the SN74GTLPH1645DGGR based on specific application requirements.

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