UMA1002 Description
UMA1002 The UMA1002 is a low power CMOS LSI device incorporating the data transceiving, data processing, and SAT functions (including on-chip filtering) for an AMPS or TACS hand-held portable cellular radio telephone. In this data sheet, the UMA1002 is often referred to by the descriptive term ‘DPROC2’. 5.5 1.8 +70 V UNIT mA °C ORDERING INFORMATION TYPE NUMBER UMA1002T UMA1002H PACKAGE NAME SO28 LQFP32 DESCRIPTION...
UMA1002 Key Features
- Single chip solution to all the data handling and supervisory functions
- Configuration to both AMPS and TACS
- Additional JTACS option
- I2C-bus serial control
- All analog interface and filtering functions fully implemented on chip
- Error handling in hardware reduces software requirements
- Robust SAT decoding and transponding circuitry
- Low current consumption by on-chip power-down modes
- Reduced system current consumption by new integrated power-saving features
- Majority voting includes more intelligence