PCF5083

INTEGRATED CIRCUITS DATA SHEET PCF5083 GSM signal processing IC Objective specification File under Integrated Circuits, IC17 1996 Oct 29 Philips Semiconductors Objective specification GSM signal processing IC CONTENTS 1 2 3 4 5 6 6.1 6.2 7 7.1 7.2 8 8.1 8.2 8.2.1 8.2.2 8.2.3 8.3 8.3.1 8.3.2 8.3.3 8.4 8.4.1 8.4.2 8.4.3 8.4.4 8.5 8.5.1 8.5.2 8.5.3 8.5.4 8.5.5 8.5.6 8.5.7 8.5.8 8.6 8.6.1 8.6.2 8.7 8.8 8.8.1 9 9.1 9.1.1 9.1.2 FEATURES GENERAL DESCRIPTION APPLICATIONS ORDERING INFORMATION BLOCK DIAGRAM PINNING INFORMATION Pinning Pinning description OVERVIEW OF THE GSM CHIP SET General The role of the PCF5083 FUNCTIONAL DESCRIPTION TIMER CORE Clock generator ON/OFF Logic Mobile switch-on procedure Mobile switch-off procedure OFF/Watchdog Timer Timing Generator The Quarterbit Counter Normal Mode Sleep Mode RF-IC Interface Bus Frequency Setting Channel Gain Control Channel Immediate Control Channel Operation Modes and Control Registers IOM®-2 Interface IOM®-2 Clock Generation IOM®-2 Master Unit Monitor Channel Transmitter Protocol Monitor Channel Receiver Protocol Command/Indication Channel Transmitter Command/Indication Channel Receiver Audio Interface External IOM®-2 Interface MMI Interface RS232 Interface MMI power-down Interface General purpose parallel I/O-port Real Time Clock Setting the real time clock DESCRIPTION OF THE DSP CORE Interface description Baseband Digitizer Interface GMSK Modulator Interface 9.1.3 9.1.4 9.1.5 9.1.6 9.1.7 9.1.8 9.1.9 9.2 9.2.1 9.2.2 9.2.3 9.2.4...