SN74CB3T3125PWRE4

Product Overview

• Category: Integrated Circuit
• Use: Level Shifter and Buffer
• Characteristics: High-speed, low-power, bidirectional voltage level translator
• Package: TSSOP (Thin Shrink Small Outline Package)
• Essence: Translates signals between different voltage levels in electronic circuits
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: 1.65V to 3.6V
• High-Level Input Voltage: 2.3V to VCC + 0.3V
• Low-Level Input Voltage: -0.3V to 0.8V
• High-Level Output Voltage: VCC - 0.3V
• Low-Level Output Voltage: 0.3V
• Maximum Operating Frequency: 400 MHz
• Number of Channels: 4

Detailed Pin Configuration

The SN74CB3T3125PWRE4 has a total of 20 pins. The pin configuration is 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. OE (Output Enable) 3
12. GND (Ground)
13. I/O4 (Bidirectional Data) 4
14. A4 (Channel Select) 4
15. OE (Output Enable) 4
16. GND (Ground)
17. VCC (Supply Voltage)
18. I/O1 (Bidirectional Data) 1
19. A1 (Channel Select) 1
20. OE (Output Enable) 1

Functional Features

• Bidirectional voltage level translation between different voltage domains
• Supports voltage translation from 1.65V to 3.6V
• Low power consumption
• High-speed operation up to 400 MHz
• Enables interfacing between devices with different voltage levels

Advantages and Disadvantages

Advantages: - Wide supply voltage range allows compatibility with various systems - High-speed operation enables efficient data transfer - Low power consumption helps in reducing overall energy usage - Bidirectional capability simplifies circuit design

Disadvantages: - Limited number of channels (4) - May require additional components for more complex voltage level translation scenarios

Working Principles

The SN74CB3T3125PWRE4 is a bidirectional voltage level translator that uses a combination of MOSFETs and CMOS technology. It operates by switching the appropriate MOSFETs to connect the input and output pins based on the logic levels of the control signals. This allows the translation of digital signals between different voltage domains while maintaining signal integrity.

Detailed Application Field Plans

The SN74CB3T3125PWRE4 finds applications in various electronic systems where voltage level translation is required. Some potential application fields include:

1. Microcontrollers and Peripherals: Facilitates communication between microcontrollers operating at different voltage levels and their associated peripherals.
2. Communication Interfaces: Enables voltage level translation between different communication interfaces such as UART, SPI, and I2C.
3. Battery-Powered Devices: Allows integration of components with different voltage requirements in battery-powered devices, optimizing power consumption.
4. Sensor Networks: Provides voltage level translation capabilities in sensor networks, enabling interoperability between sensors and control units.

Detailed and Complete Alternative Models

1. SN74LVC1T45DBVR: Unidirectional voltage level translator with a single channel.
2. TXB0104PWR: Quad bidirectional voltage level translator with 4 channels.
3. PCA9306DCUR: Dual bidirectional I2C-bus and SMBus voltage level translator.

These alternative models offer similar functionality to the SN74CB3T3125PWRE4 and can be considered based on specific application requirements.

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