双SIM卡控制接口-小家电控制器

The BCT4303 is a dual SIM card control chip optimized for GSM/EDGE/GPRS/3G handsets, It provides the power conversion and signal level translation needed for advanced cell phones to interface with 1.8V and 3V SIMs. The device meets all requirements for 1.8V and 3V SIMs and contains LDO regulators to ♦ CMOS Technology for dual SIM card controlling\r\n♦ Control and communication through a SPI interface with baseband processor.\r\n♦ Power management and control for two SIM cards\r\n♦ Independent 1.8/3V VCC control for each SIM card\r\n♦ Fast channel switching\r\n♦ Independent clock stop mode (at h;

Broadchip

广芯电子

Voltage Sample and Infinite Hold

文件：421.89 Kbytes 页数：8 Pages

MAXIM

美信

Voltage Sample and Infinite Hold

文件：421.89 Kbytes 页数：8 Pages

MAXIM

美信

Voltage Sample and Infinite Hold

文件：421.89 Kbytes 页数：8 Pages

MAXIM

美信