NJ88C50 Datasheet | Zarlink Semiconductor

FEATURES - - - - - - - 30MHz main synthesiser 125MHz auxiliary synthesiser Programmable output current from phase detector - up to 10m A High input sensitivity Fractional-N interpolator Supports up to 4 modulus prescalers SSOP package DATA CKIN STROBE RI FIA RSA PDA 16 15 14 13 12 11 APPLICATIONS - - - - - NMT, AMPS, ETACS cellular GSM, IS-54, RCR-27 cellular DCS1800 microcellular DLMR, DSRR, TETRA DECT, PHP cordless telephones Figure 1 - Pin assignment NP20 ABSOLUTE MAXIMUM RATINGS Storage temperature Operating temperature Supply voltage Voltage on any pin MOD1 MOD2 RSC RSM -55°C to +150°C -40°C to +85°C -0.5 to 7.0V -0.3V to (VDD + 0.3V) FIM FIMB MAIN N BUFFER MAIN N-DIVIDER LATCH PHASE DETECTOR CURRENT SOURCE PDI PDP DATA CKIN STROBE SERIAL INPUT REGISTER LATCH LATCH QBAR FRACTIONAL-N SYSTEM R BUFFER R DIVIDER Q LATCH AUX. N BUFFER AUX. N-DIVIDER PHASE DETECTOR CURRENT SOURCE Figure 2 - Simplified block diagram Architecture...