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Description
Features:
| CATEGORY | SPECIFICATIONS |
|---|---|
| Product Type | Bidirectional Logic Level Converter Module |
| Function | 3.3V ↔ 5V level shifting for communication signals |
| Supported Protocols | UART, I2C, SPI, 1-Wire |
| Operating Voltage | High side: 5V / Low side: 3.3V |
| Max Current Output | ≤ 150 mA |
| Baud Rate | Up to 28800 bps (stable) |
| Conversion Type | Bidirectional (automatic level shifting) |
| Interface Mapping | One-to-one pin correspondence (HV ↔ LV) |
| Power Protection | Input reverse polarity protection |
| Indicators | Power LED indicator |
| Connection Pins | AVCC, ASCL, ASDA, AGND (5V side); BVCC, BSCL, BSDA, BGND (3.3V side) |
| Ground Requirement | Common ground required between both voltage sides |
| Key Features | Simple plug-and-play level shifting, supports multiple communication protocols |
| Limitations | Not a voltage regulator; for low-current signal conversion only |
| Applications | MCU interfacing, mixed-voltage systems, sensor and module communication |
Package Includes:
1 x 4 Channel I2C Logic Level Converter Module
1 Review
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Great Perfomance
While controlling engine fuel via injectors, you need very high speed logic conversion from 3.3v to 5V like in my case in the development of an engine ECU. The switching speed of this cute board is in the range of nanoseconds which is great for the job.
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