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CXD2548 Datasheet(PDF) 5 Page - Sony Corporation |
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CXD2548 Datasheet(HTML) 5 Page - Sony Corporation |
5 / 113 page – 5 – CXD2548R Focus OK signal output. Digital power supply. Wide-band EFM PLL charge pump output. Wide-band EFM PLL VCO2 charge pump output. Wide-band EFM PLL VCO2 oscillation input. Wide-band EFM PLL VCO2 oscillation output. Wide-band EFM PLL VCO2 control input. Master PLL charge pump output. Master PLL filter output (slave = digital PLL). Master PLL filter input. Analog GND. Master VCO control voltage input. Analog power supply. EFM signal input. Asymmetry circuit constant current input. Asymmetry comparator voltage input. EFM full-swing output (low = VSS, high = VDD). Center voltage input. Focus error signal input. Sled error signal input. Tracking error signal input. Center error signal input. RF signal input. Input range: 2.15 to 5.0V. (when DVDD = AVDD = 5.0V) Connects an RF signal LPF time-constant capacitor. Operational amplifier output. Analog GND. Connects an operational amplifier current source reference resistor. Analog power supply. Test pin. Normally fixed to low. Test pin. Normally fixed to low. Digital GND. Test pin. Normally fixed to low. Sled drive output. Sled drive output. Tracking drive output. Tracking drive output. Focus drive output. 1, 0 1, Z, 0 1, Z, 0 1, 0 1, Z, 0 Analog 1, 0 1, 0 1, 0 1, 0 1, 0 1, 0 O O O I O I O O I I I I I O I I I I I I I O I I I I O O O O O FOK VDD1 VPCO1 VPCO2 VCKI V16M VCTL PCO FILO FILI AVss4 CLTV AVDD4 RFAC BIAS ASYI ASYO VC FE SE TE CE RFDC RFC ADIO AVss3 IGEN AVDD3 TES2 TES3 Vss2 TEST SFDR SRDR TFDR TRDR FFDR 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 Pin No. Symbol I/O Description |
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