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LTC5541IUHPBF Datasheet(PDF) 3 Page - Linear Technology |
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LTC5541IUHPBF Datasheet(HTML) 3 Page - Linear Technology |
3 / 16 page LTC5541 3 5541f Low-Side LO Downmixer Application: RF = 1700 to 2200MHz, IF = 190MHz, fLO = fRF–fIF PARAMETER CONDITIONS MIN TYP MAX UNITS Conversion Gain RF = 1750MHz RF = 1950MHz RF = 2150MHz 6.5 8.6 7.8 7.6 dB Conversion Gain Flatness RF = 1950 ±30MHz, LO = 1760MHz, IF=190 ±30MHz ±0.1 dB Conversion Gain vs Temperature TA = –40ºC to +85ºC, RF = 1950MHz –0.006 dB/°C Input 3rd Order Intercept RF = 1750MHz RF = 1950MHz RF = 2150MHz 24.0 25.5 26.4 25.5 dBm SSB Noise Figure RF = 1750MHz RF = 1950MHz RF = 2150MHz 9.2 9.6 10.6 11.7 dB SSB Noise Figure Under Blocking fRF = 1950MHz, fLO = 1760MHz, fBLOCK = 2050MHz, PBLOCK = 5dBm 16 dB 2RF – 2LO Output Spurious Product (fRF = fLO + fIF/2) fRF = 1855MHz at –10dBm, fLO = 1760MHz, fIF = 190MHz –67 dBc 3RF – 3LO Output Spurious Product (fRF = fLO + fIF/3) fRF = 1823.33MHz at –10dBm, fLO = 1760MHz, fIF = 190MHz –73 dBc Input 1dB Compression RF = 1950MHz, VCCIF = 3.3V RF = 1950MHz, VCCIF = 5V 11.3 14.6 dBm AC ELECTRICAL CHARACTERISTICS VCC = 3.3V, VCCIF = 3.3V, SHDN = Low, TA = 25°C, PLO = 0dBm, PRF = –3dBm (Δf = 2MHz for two-tone IIP3 tests),unless otherwise noted. Test circuit shown in Figure 1. (Notes 2, 3, 4) High-Side LO Downmixer Application: RF = 1300-1800MHz, IF = 190MHz, fLO = fRF+fIF PARAMETER CONDITIONS MIN TYP MAX UNITS Conversion Gain RF = 1450MHz RF = 1600MHz RF = 1750MHz 8.9 8.4 8.0 dB Conversion Gain Flatness RF = 1600MHz ±30MHz, LO = 1790MHz, IF = 190 ±30MHz ±0.1 dB Conversion Gain vs Temperature TA = –40°C to 85°C, RF = 1600MHz –0.006 dB/°C Input 3rd Order Intercept RF = 1450MHz RF = 1600MHz RF = 1750MHz 24.5 24.6 24.3 dBm SSB Noise Figure RF = 1450MHz RF = 1600MHz RF = 1750MHz 9.5 9.9 9.9 dB SSB Noise Figure Under Blocking fRF = 1600MHz, fLO = 1790MHz, fIF = 190MHz fBLOCK = 1500MHz, PBLOCK = 5dBm 18 dB 2LO – 2RF Output Spurious Product (fRF = fLO – fIF/2) fRF = 1695MHz at –10dBm, fLO = 1790MHz fIF = 190MHz –69 dBc 3LO – 3RF Output Spurious Product (fRF = fLO – fIF/3) fRF = 1726.67MHz at –10dBm, fLO = 1790MHz fIF = 190MHz –74 dBc Input 1dB Compression RF = 1750MHz, VCCIF = 3.3V RF = 1750MHz, VCCIF = 5V 11.1 14.4 dBm |
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