CYW2330

30 PRELIMINARY CYW2330 Dual Serial Input PLL with 2.5-GHz and 600-MHz Prescalers Features Operating voltage: 2.7 V to 5.5 V PLL1 operating frequency: — 2.5 GHz with prescaler ratios of 32/33 and 64/65 PLL2 operating frequency: — 600 MHz with prescaler ratios of 8/9 and 16/17 Lock detect feature Available in a 20-pin TSSOP (Thin Shrink Small Outline Package) www.DataSheet4U.com Available in a 24-pin CSP (Chip Scale Package) Available in a 20-pin MLF (Mirco Lead Frame Package) Applications The Cypress CYW2330 is a dual serial input PLL frequency synthesizer which includes a 2.5-GHz RF and a 600-MHz IF dual modulus prescaler to combine the RF and IF mixer frequency sections of wireless communication systems. The synthesizer is designed for cordless/cellular telephone systems, cable TV tuners, WLANs and other wireless communication systems. The device operates from 2.7 V and dissipates only 24 mW. CYW2330 Dual Hi-Lo PLL Block Diagram GND (4) GND (7) VCC1 (1) VCC2 (20) VP1 (2) FIN1 (5) FIN1# (6) Prescaler 32/33 or 64/65 Binary 6-Bit Swallow Counter Binary 11-Bit Programmable Counter fp1 Phase Detector Charge Pump DOPLL1 (3) 19-Bit Latch OSC_IN (8) Pwr-dwn PLL1 fr1 fr fp Monitor Output Selector 15-Bit Reference Counter Latch Selector LE (13) DATA (12) CLOCK (11) 20-Bit Latch 20-Bit Latch 15-Bit Reference Counter 19-Bit Latch Pwr-dwn PLL2 FO/LD (10) fr2 Cntrl 22-Bit Shift Reg. Power Control FIN2 (16) FIN2# (15) Prescaler 8/9 or 16/17 Binary 4-Bit S...