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Voltage Convert Module for Grove/Qwiic (3.3V⇔5V)
$12.99
Availability:
In stock
SKU
CQL231102P2
Weight
41g
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This module converts power supply voltage and signal voltage such as I2C, UART, etc.
It has Grove-compatible and Qwiic-compatible connectors.
Description
This module converts power supply voltage and signal voltage such as I2C, UART, etc.
It has Grove-compatible and Qwiic-compatible connectors.
It allows bidirectional connection of 3.3V system and 5V system.
It supports the following 4 voltage conversion patterns.
| Pattern | Master side | Slave side | Example | ||
|---|---|---|---|---|---|
| Power | Signal | Power | Signal | ||
| ① | 5V | 5V | 3.3V | 3.3V | Arduino Uno → Qwiic Module |
| ② | 5V | 3.3V | 3.3V | 3.3V | M5Stack Core2 → Qwiic Module |
| ③ | 3.3V | 3.3V | 5V | 3.3V | Raspberry Pi → M5Stack Unit |
| ④ | 3.3V | 3.3V | 5V | 5V | Raspberry Pi → Grove Module(5V) |
Part Names
Included Items
- Board x 1
How to Connect
Connect the master and slave devices by setting jumper caps for each pattern of power supply and signal voltages on the master and slave sides as shown below.
| Pattern | Master side | Slave side | Jumper | Image | |||
|---|---|---|---|---|---|---|---|
| Power | Signal | Power | Signal | J4・J5 | J9 | ||
| ① | 5V | 5V | 3.3V | 3.3V | 5V->3V3 |
5V |
 |
| ② | 5V | 3.3V | 3.3V | 3.3V | 5V->3V3 |
3V3 |
 |
| ③ | 3.3V | 3.3V | 5V | 3.3V | 3V3->5V |
3V3 |
 |
| ④ | 3.3V | 3.3V | 5V | 5V | 3V3->5V |
5V |
 |
Specification
- Maximum data rate
- Open drain (ex. I2C): 2 Mbps)
- Push-pull (ex. UART): 24 Mbps
- Maximum output current
- 5V → 3.3V: 1.0 A
- 3.3V → 5V: 250 mA
- Dimensions: W32 x D40 x H11.5 mm
External links
- Support Page The schematic (PDF), 2D CAD data (DXF), 3D CAD data (STEP), and mounting instructions are available.
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