G3401

Global Mixed-mode Technology G3401 Dual Bidirectional I2C Bus and SMBus Voltage- Level Translator Features „ 2-Bit Bidirectional Translator for SDA and SCL Lines in Mix-Mode I2C Applications „ I2C and SMBus Compatible „ Less than 1.5ns Maximum Propagation Delay to Accommodate Standard-Mode and Fast-Model I2C Devices and Multiple Masters „ Allows Voltage-Level Translator Between Š 1.2V VREF1 and 2.5V, 3.3V, 5V VREF2 Š 1.8V VREF1 and 3.3V, 5V VREF2 Š 3.3V VREF1 and 5V VREF2 „ Provides Bidirectional Voltage Translation without Direction Pin „ Low 3.5Ω ON-State Connection Between Input and Output Ports Provides Less Signal Distortion „ Open-Drain I2C I/O Ports „ 5V Tolerant I2C I/O Ports to Support Mixed Mode Signal Operation „ High Impedance SCL1,SDA1,SCL2 and SDA2 Pins for EN=Low „ Lock-up-Free Operation for Isolation When EN=Low General Description The G3401 is a dual bidirectional I2C and SMBUS voltage-level translator with an enable (EN) input, and is operational fro...