SN74ALVCH32245KR

Product Overview

• Category: Integrated Circuit (IC)
• Use: Level Shifter and Bus Transceiver
• Characteristics: Bi-directional voltage level translation between different logic levels, high-speed operation, low power consumption
• Package: 48-pin TSSOP (Thin Shrink Small Outline Package)
• Essence: The SN74ALVCH32245KR is a level shifter and bus transceiver IC that allows for bi-directional voltage level translation between different logic levels. It is commonly used in applications where signals need to be transferred between devices operating at different voltage levels.
• Packaging/Quantity: Available in tape and reel packaging with a quantity of 2500 units per reel.

Specifications

• Supply Voltage Range: 1.2V to 3.6V
• Logic Voltage Levels: 1.2V to 3.6V
• Input/Output Compatibility: TTL, CMOS
• Number of Channels: 32
• Maximum Data Rate: 400 Mbps
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SN74ALVCH32245KR has a total of 48 pins. The pin configuration is as follows:

1. OE (Output Enable) 1B
2. A1
3. B1
4. GND (Ground)
5. B2
6. A2
7. 1A
8. 2A
9. VCC (Power Supply)
10. 2B
11. 1B
12. OE (Output Enable) 2B
13. DIR (Direction Control)
14. 3A
15. 4A
16. GND (Ground)
17. 4B
18. 3B
19. OE (Output Enable) 4B
20. VCC (Power Supply)
21. 5B
22. 6B
23. GND (Ground)
24. 6A
25. 5A
26. OE (Output Enable) 6A
27. DIR (Direction Control)
28. 7A
29. 8A
30. GND (Ground)
31. 8B
32. 7B
33. OE (Output Enable) 8B
34. VCC (Power Supply)
35. 9B
36. 10B
37. GND (Ground)
38. 10A
39. 9A
40. OE (Output Enable) 10A
41. DIR (Direction Control)
42. 11A
43. 12A
44. GND (Ground)
45. 12B
46. 11B
47. OE (Output Enable) 12B
48. VCC (Power Supply)

Functional Features

• Bi-directional voltage level translation: Allows for seamless communication between devices operating at different logic levels.
• High-speed operation: Supports data rates of up to 400 Mbps, enabling fast and efficient data transfer.
• Low power consumption: Designed to minimize power consumption, making it suitable for battery-powered applications.

Advantages and Disadvantages

Advantages: - Enables interfacing between devices with different voltage levels. - Supports high-speed data transfer. - Low power consumption.

Disadvantages: - Requires careful consideration of voltage compatibility and signal integrity. - May introduce additional propagation delay in the signal path.

Working Principles

The SN74ALVCH32245KR operates by utilizing a combination of level shifting and bus transceiver techniques. It consists of multiple channels that can translate signals bidirectionally between two voltage domains. The direction control pin (DIR) determines the direction of data flow, while the output enable pins (OE) control the tri-state outputs. The IC is designed to provide efficient and reliable voltage level translation while minimizing power consumption.

Detailed Application Field Plans

The SN74ALVCH32245KR finds applications in various fields where voltage level translation is required. Some of the common application areas include:

1. Microcontroller interfacing: It allows communication between microcontrollers operating at different logic levels.
2. Memory interfaces: Enables data transfer between memory modules with different voltage requirements.
3. Communication systems: Facilitates signal transmission between devices operating at different voltage levels in communication networks.
4. Industrial automation: Used for interfacing sensors, actuators, and other devices with different voltage compatibility.
5. Consumer electronics: Enables connectivity between devices such as smartphones, tablets, and peripherals with varying voltage levels.

Detailed and Complete Alternative Models

1. TXB0108PWR: 8-bit Bidirectional Voltage-Level Translator
2. PCA9306DCUR: Dual Bidirectional I2C Bus and SMBus Voltage-Level Translator
3. SN74LVC4245APW: