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1.8V 3.3V串口电平转换 TXB0102

Other Parts Discussed in Thread: TXB0102

MCU 和无线模块串口通信 波特率115200      TXD 1.8 → RXD2 3.3                 TXD2 3.3V→ RXD 1.8V   采用 TXB0102 没问题吧

  • TXB0102可以实现双向1.8V到3.3V的电平转换,但需要注意它的输出驱动能力很小,只有uA级别,不知能否满足您的要求.
    如果需要有一定驱动能力的电平转换器件,建议选择带方向控制位的SN74xx的电平转换.