Part Number:SN74LVC8T245
SN74LVC8T245手册中未看到每个通道速率大小,是否适用于千兆以太网信号1.8V到3.3V和3.3V到1.8V双向的电平转换?
需要电平转换的信号线如下:
Amy Luo:
您好,
建议查看TI 同一逻辑系列中触发器的指定最大频率:[FAQ] What is the maximum data rate (or operating frequency) for a logic gate or buffer?
对于RGMII 1.8V<—>3.3V 之间的转换,建议使用 SN74AXC8T245 :
[FAQ] Are there voltage level translation / level shifter device recommendations for the industry standard interfaces like GPIO, SPI, UART, I2C, MDIO, RGMII, I2S etc?