ET6304 optimized equivalent, dual sim card control chip optimized.
Control and communication through a I2C interface with base band processor Independent 1.8V/3V VCC control for each SIM card Power management and control for dual SIM car.
Support dual SIM card interface GSM, Edge, GPRS and 3G Cellular Phones
Pin Configuration
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The ET6304 is a dual SIM card control chip optimized for GSM handsets. It supports both 1.8V and 3V SIM cards. A serial port interface (I2C) is used to control dual SIM channel individually. The ET6304 has an integrated detection of SIM card presence.
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