3Pcs RobotDyn 4 Chanels Logic Level Converter High Speed Bi-Directional 3.3V-5V

Schematic:http://img.staticbg.com/file/products/20171225012924Schematic-Mod-LogLevel.pdf
PinOut Diagram:http://img.staticbg.com/file/products/20171225012850PINOUT-LogLevel.pdf
Description
This logic level converter features four high speed bi-directional 4 channels, allowing for safe and easy communication between devices operating at different logic levels.
It can convert signals as low as 1.8 V to as high as 5 V and vice versa, and its four channels are enough to support most common bidirectional and unidirectional digital interfaces, including I²C, SPI, and asynchronous TTL serial.
Package includes
3 x Logic Level Converter

Additional information