SN74CB3T3245PW

Product Overview

Category

SN74CB3T3245PW belongs to the category of integrated circuits (ICs).

Use

It is commonly used as a bidirectional voltage level translator and bus switch.

Characteristics

• Bidirectional voltage level translation between different logic levels
• High-speed switching capability
• Low power consumption
• Wide operating voltage range
• ESD protection for robustness

Package

SN74CB3T3245PW is available in a TSSOP package.

Essence

The essence of SN74CB3T3245PW lies in its ability to facilitate seamless communication between devices operating at different voltage levels.

Packaging/Quantity

SN74CB3T3245PW is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 1.65V to 5.5V
• Logic Voltage Levels: 1.8V, 2.5V, 3.3V, and 5V
• Maximum Data Rate: 100 Mbps
• Number of Channels: 8
• On-State Resistance: 5 ohms (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

SN74CB3T3245PW has a total of 24 pins, which are assigned as follows:

1. OE (Output Enable) 1
2. A1 (Channel Select) 1
3. I/O1 (Bidirectional Data) 1
4. GND (Ground)
5. I/O2 (Bidirectional Data) 2
6. A2 (Channel Select) 2
7. OE (Output Enable) 2
8. VCC (Supply Voltage)
9. I/O3 (Bidirectional Data) 3
10. A3 (Channel Select) 3
11. I/O4 (Bidirectional Data) 4
12. GND (Ground)
13. I/O5 (Bidirectional Data) 5
14. A4 (Channel Select) 4
15. OE (Output Enable) 3
16. VCC (Supply Voltage)
17. I/O6 (Bidirectional Data) 6
18. A5 (Channel Select) 5
19. I/O7 (Bidirectional Data) 7
20. GND (Ground)
21. I/O8 (Bidirectional Data) 8
22. A6 (Channel Select) 6
23. OE (Output Enable) 4
24. VCC (Supply Voltage)

Functional Features

• Bidirectional voltage level translation: Allows seamless communication between devices operating at different logic levels.
• Bus switching: Enables multiple devices to share a common bus without interference.
• Output enable control: Provides flexibility in enabling or disabling the output channels.
• Channel select: Allows selection of specific channels for data transmission.

Advantages and Disadvantages

Advantages

• Efficient voltage level translation
• High-speed switching capability
• Low power consumption
• Robust ESD protection

Disadvantages

• Limited number of channels (8 in total)
• Not suitable for applications requiring a higher data rate

Working Principles

SN74CB3T3245PW utilizes a combination of MOSFETs and CMOS technology to achieve bidirectional voltage level translation. The input signals are translated to the desired logic levels based on the channel select inputs. The output enable control allows the user to enable or disable the output channels as required.

Detailed Application Field Plans

SN74CB3T3245PW finds applications in various fields, including:

1. Communication systems
2. Data acquisition systems
3. Industrial automation
4. Consumer electronics
5. Automotive electronics

Detailed and Complete Alternative Models

1. SN74CBT3245: Similar functionality with a different package (SSOP)
2. SN74LVC245A: Voltage level translator with 8 channels and higher data rate capability
3. SN74LVCH245A: Bidirectional bus transceiver with 8 channels and lower power consumption

These alternative models provide similar functionality to SN74CB3T3245PW but may have variations in package type, data rate, or power consumption.

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