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使用原装NXP的PCA9306制造的I2C逻辑电平转换模块
可以进行1.0V到5.5V之间的任何I2C系统连接。
适合高速I2C总线
使用方法:
VREF1低电压总线电源。VREF2是高电压总线电源。
具体可以参见PCA9306芯片手册。
Description: This is a breakout board for the PCA9306 dual bidirectional voltage-level translator. Because different parts sometimes use different voltage levels to communicate, voltage level translators can be the key to making different parts play nice.
The PCA9306 is a dual bidirectional I2C-bus and SMBus voltage-level translator that’s operational on the low side from 1.0 V to 3.6 V and on the high side from 1.8 V to 5.5 V. Simply apply your low- and high-side reference voltages to the VREF1 and VREF2 respectively, connect your I/O and drive the Enable pin high to open bidirectional voltage translation without the use of a direction pin!