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    AJMRTC 10Pcs 4 Channel I2C IIC Logic Level Converter Module, Bi-Directional 3.3V to 5V Voltage Shifter for Cross-Voltage MCU and Sensor Communication

    • - 4 independent bi-directional channels for converting 3.3V and 5V logic signals
    • - Automatic bidirectional conversion, no direction control pin required
    • - Works perfectly with I2C, SPI, UART and other digital communication signals
    • - Support safe signal matching between 3.3V sensors and 5V main control boards
    • - Compact board design, 10 pieces per pack for multiple circuit development
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    Overview
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    AJMRTC level shifter kit includes 10 pieces of 4-channel bi-directional logic level converter modules. It solves the compatibility problem when mixing 3.3V and 5V devices. It can shift logic signals freely between high voltage side (5V) and low voltage side (3.3V). It supports I2C IIC, SPI, UART and other serial buses. No extra direction control signal is needed; the module detects signal direction automatically. It protects 3.3V chips from 5V overvoltage damage and ensures stable data transmission. Widely used for Arduino, STM32, Raspberry Pi, OLED screens, sensors and various embedded DIY circuits.


    Specifications:

    1. Channels: 4 Channels
    2. Conversion Type: Bi-Directional
    3. Voltage Conversion: 3.3V 5V
    4. Supported Signal: I2C, SPI, UART, Digital IO
    5. Quantity: 10 Pieces
    6. Working Principle: Automatic direction sensing
    7. Application: Voltage Matching Between 3.3V and 5V Devices
    8. Operating Temperature: -20 ~ +70


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