SN74ALVCHR16409GR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Logic Level Shifter
• Characteristics: High-speed, low-voltage, 16-bit bus transceiver with configurable voltage translation and 3-state outputs
• Package: 56-pin VQFN package
• Essence: This IC allows for bidirectional voltage level shifting between different logic levels, making it suitable for interfacing between devices operating at different voltage levels.
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Input Voltage Range (VREF): 1.2V to 3.6V
• Output Voltage Range (VCCA or VCCB): 1.2V to 3.6V
• Maximum Data Rate: 400 Mbps
• Number of Channels: 16
• Input/Output Compatibility: LVTTL/TTL/CML
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ALVCHR16409GR has a total of 56 pins. The pin configuration is as follows:

1. OEAB
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. VCCA
19. B1
20. B2
21. B3
22. B4
23. B5
24. B6
25. B7
26. B8
27. B9
28. B10
29. B11
30. B12
31. B13
32. B14
33. B15
34. B16
35. GND
36. VCCB
37. OEA
38. REFA
39. REFENA
40. VREF
41. GND
42. OEBA
43. REFB
44. REFBNA
45. VREFB
46. GND
47. DIR
48. GND
49. GND
50. GND
51. GND
52. GND
53. GND
54. GND
55. GND
56. GND

Functional Features

• Bidirectional voltage level shifting between different logic levels
• Configurable voltage translation for each channel
• 3-state outputs for bus sharing and isolation
• High-speed operation with a maximum data rate of 400 Mbps
• Low-voltage operation with a supply voltage range of 1.2V to 3.6V
• Input/output compatibility with LVTTL, TTL, and CML logic families

Advantages and Disadvantages

Advantages: - Allows interfacing between devices operating at different voltage levels - Configurable voltage translation provides flexibility in system design - High-speed operation enables efficient data transfer - 3-state outputs facilitate bus sharing and isolation

Disadvantages: - Limited to a maximum data rate of 400 Mbps - Requires careful consideration of input/output compatibility with different logic families

Working Principles

The SN74ALVCHR16409GR operates by using a combination of level-shifting circuitry and configurable voltage translation. The input signals are translated to the desired output voltage level based on the configuration settings. The bidirectional nature of the IC allows for seamless communication between devices operating at different voltage levels.

Detailed Application Field Plans

The SN74ALVCHR16409GR finds applications in various fields, including:

1. Microcontroller interfacing with different voltage peripherals
2. Communication systems requiring voltage level translation
3. Data acquisition systems with mixed voltage sensors
4. Industrial automation and control systems
5. Automotive electronics for voltage compatibility between components

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Single-bit voltage level shifter with 3-state output
2. SN74AVC4T245PW: 4-bit bus transceiver with configurable voltage translation
3. SN74LVCH16244ADGGR: 16-bit buffer/driver with 3-state outputs and voltage level shifting

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

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