ADF4350BCPZ-RL7

੻‫ټ‬ೕ୲ࢇ‫ׯ‬ഗ,ण‫ׯ‬VCO ADF4350 ༬Ⴀ ᆌᆩ ๼‫؜‬ೕ୲‫ྷݔ‬ǖ137.5 MHz዁4400 MHz ၭຕN‫ݴ‬ೕೕ୲ࢇ‫ׯ‬ഗࢅኝຕN‫ݴ‬ೕೕ୲ࢇ‫ׯ‬ഗ ਏᆶ‫گ‬၎࿋ሯำ‫ڦ‬VCO ੗Պ‫ڦײ‬1/2/4/8/16‫ݴ‬ೕ๼‫؜‬ ਩‫(ߵݛ‬RMS)۶‫ۯ‬ǖ0.5 ps)‫ۆ‬႙਩‫ߵݛ‬ኵ* ‫ۉ‬ᇸ‫ۉ‬უǖ3.0 V዁3.6 V 1.8 Vஇडग़ඹ ੗Պ‫ײ‬ມఇᇨ‫ݴ‬ೕഗǖ4/5ई8/9 ੗Պ‫ڦײ‬๼‫୲ࠀ؜‬ RF๼‫ৢ؜‬ᅼࠀీ ෙ၍๕‫ز‬ႜথ੨ ఇెࢅຕጴ໮ۨॠ֪ ሞ੻‫੺ా੻ټ‬໏໮ۨఇ๕ ዜཌ३ณ ࿮၍ए‫إ‬ยแ)W-CDMAĂTD-SCDMAĂWiMAXĂGSMĂ PCSĂDCSĂDECT* ֪๬ยԢ ࿮၍ਆᇘྪ(LAN)Ăᆶ၍‫ۉ‬๫ยԢ ้ዓׂิ ߁ຎ! ADF4350঳ࢇྔև࣍ୟ୳հഗࢅྔևएጚೕ୲๑ᆩ้Lj੗ ํ၄ၭຕN‫ݴ‬ೕईኝຕN‫ݴ‬ೕ໮၎࣍(PLL)ೕ୲ࢇ‫ׯ‬ഗă ADF4350ਏᆶᅃ߲ण‫ۉׯ‬უ੦዆ና‫ږ‬ഗ(VCO)Ljഄएհ๼ ‫؜‬ೕ୲‫ྺྷݔ‬2200 MHz዁4400 MHzăُྔLj૧ᆩ1/2/4/8/16 ‫ݴ‬ೕ‫ۉ‬ୟLjᆩࢽ੗ᅜׂิ‫گ‬዁137.5 MHz‫ڦ‬RF๼‫؜‬ೕ୲ă ‫ܔ‬ᇀᄲ൱߰૗‫ڦ‬ᆌᆩLjRF๼‫؜‬प੗ᅜํ၄ৢᅼăৢᅼࠀీ ़੗ᅜཚࡗᆅগ੦዆Ljᄺ੗ᅜཚࡗ෉ॲ੦዆ăཞ้༵ࠃ‫ޤ‬ ዺRF๼‫؜‬Lj൐փᆩ้੗ᅜ࠲܏ă ໯ᆶೌాस٪ഗ਩ཚࡗ०‫ڦڇ‬ෙ၍๕থ੨৊ႜ੦዆ă޿ഗ ॲ֑ᆩ3.0 V዁3.6 V‫ۉ‬ᇸࠃ‫ۉ‬Ljփᆩ้੗ᅜ࠲܏ă ࠀీ઀཮ SDVDD 10-BIT R COUNTER ×2 DOUBLER DVDD VP RSET VVCO MULTIPLEXER ÷2 DIVIDER MUXOUT LOCK DETECT SW FLO SWITCH LD CLK DATA LE DATA REGISTER FUNCTION LATCH CHARGE PUMP CPOUT PHASE COMPARATOR INTEGER REG FRACTION REG VTUNE VREF VCOM VCO CORE MODULUS REG THIRD-ORDER FRACTIONAL INTERPOLATOR TEMP MULTIPLEXER N COUNTER MULTIPLEXER CE AGND OUTPUT STAGE ÷1/2/4/8/16 DGND SDGND CPGND RFOUTA– PDBRF OUTPUT STAGE ADF4350 AGNDVCO RFOUTA+ RFOUTB+ RFOUTB– 07325-001 REFIN AVDD ཮1 Rev. 0 Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices. Trademarks and registered trademarks are the property of their respective owners. One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106, U.S.A. www.analog.com Tel: 781.329.4700 Fax: 781.461.3113 ©2008 Analog Devices, Inc. All rights reserved. ADIዐ࿔Ӳຕ਍๮֩๟ᆈ࿔Ӳຕ਍๮֩‫ڦ‬ᅳ࿔Lj৤൩ଌ঴‫݋‬ᅳዐ੗ీ٪ሞ‫ڦ‬ᇕჾፇኯई‫݋‬ᅳ‫ٱ‬ဃLjADIփ‫݋ܔ‬ᅳዐ٪ሞ‫ֶڦ‬ᅴईᆯׂُิ‫ٱڦ‬ဃ޶ሴăසႴඓණඪࢆَᇕ‫ڦ‬ጚඓႠLj൩֖੊ADI༵ࠃ‫ڦ‬ ፌႎᆈ࿔Ӳຕ਍๮֩ă Rev. 0 | Page 1 of 28 ADF4350 ణ୤ ༬Ⴀ ................................................................................................... 1 स٪ഗ1 .................................................................................. 18 ᆌᆩ ................................................................................................... 1 स٪ഗ2 .................................................................................. 18 ߁ຎ ................................................................................................... 1 स٪ഗ3 .................................................................................. 20 ࠀీ઀཮ ........................................................................................... 1 स٪ഗ4 .................................................................................. 20 Ⴊ۩૦๏ ........................................................................................... 2 स٪ഗ5 .................................................................................. 20 रຍࡀ߭ ........................................................................................... 3 ‫؛‬๔ࣅႾଚ .......................................................................... 21 ้Ⴞ༬Ⴀ .................................................................................. 5 RFೕ୲ࢇ‫ׯ‬ഗǖᅃ߲‫ݔࠀׯ‬૩ ........................................ 21 ਨ‫ܔ‬ፌ‫ۨܮٷ‬ኵ ............................................................................. 6 ఇຕ ......................................................................................... 21 ৗ༹࠶ຕଉ .............................................................................. 6 ֖੊Ԡೕഗࢅ֖੊‫ݴ‬ೕഗ ................................................. 21 ESDয়ߢ ................................................................................... 6 12࿋੗Պ‫ײ‬ఇຕ ................................................................... 21 ᆅগದዃࢅࠀీ௮ຎ ..................................................................... 7 ३ณዜཌᅜ໫‫܌‬໮้ۨक़ ................................................. 22 ‫ۆ‬႙߾ፕ༬Ⴀ .................................................................................. 9 ሗොᆫࣅࢅ੺໏໮ۨ .......................................................... 22 ‫ۉ‬ୟ௮ຎ ........................................................................................ 11 ੺໏໮้ۨۨഗࢅस٪ഗႾଚ ........................................ 22 एጚ‫ۉ‬უ๼෇և‫ ݴ‬.............................................................. 11 ੺໏໮ۨ๖૩ ....................................................................... 22 RFN‫ݴ‬ೕഗ ............................................................................ 11 ੺໏໮ۨǖ࣍ୟ୳հഗྊ೫ ............................................. 23 INTĂFRACĂMODᇑR‫ݴ‬ೕഗ‫࠲ڦ‬ဣ ........................ 11 ሗොऐ዆ ................................................................................ 23 ኝຕN‫ݴ‬ೕఇ๕ .................................................................... 11 ሗොᅃዂႠࢅၭຕሗොᆫࣅ ............................................. 24 R‫ݴ‬ೕഗ ................................................................................. 11 ၎࿋ምཞօ ............................................................................ 24 ६ೕ६၎ഗ(PFD)ࢅ‫ࢁۉ‬ԭ .............................................. 11 ᆌᆩ႑တ ........................................................................................ 25 MUXOUTࢅLOCKॠ֪ .................................................... 12 ኱থՎೕۙ዆ഗ ................................................................... 25 ๼෇ᅎ࿋स٪ഗ ................................................................... 12 থ੨ ......................................................................................... 26 Պ‫ײ‬ఇ๕ ................................................................................ 12 ႊೌप‫ހ‬ጎ‫ڦ‬PCBยऺኸళ ............................................. 26 VCO ........................................................................................ 12 ๼‫؜‬೅ದ ................................................................................ 27 ๼‫؜‬प .................................................................................... 13 ྔႚ؅٫ ........................................................................................ 28 स٪ഗ཮ ........................................................................................ 14 ۩ࠔኸళ ................................................................................ 28 स٪ഗ0 .................................................................................. 18 Ⴊ۩૦๏ 2008౎11ሆ—Ⴊ۩Ӳ0ǖ‫؛‬๔Ӳ Rev. 0 | Page 2 of 28 ADF4350 रຍࡀ߭ ‫ݥأ‬ଷᆶຫ௽LjAVDD = DVDD = VVCO = SDVDD = VP = 3.3 V ± 10%ǗAGND = DGND = 0 VǗTA = TMIN዁TMAXă߾ፕ࿒‫ྺྷݔ܈‬ −40°C዁+85°Că ՗1 ֖ຕ REFIN༬Ⴀ ๼෇ೕ୲ ๼෇ଳ௺‫܈‬ ๼෇‫ۉ‬ඹ ๼෇‫ୁۉ‬ ६၎ഗ ६၎ഗೕ୲2 ‫ࢁۉ‬ԭ ICPဌ/ᇸ‫ୁۉ‬3 ߛኵ ‫گ‬ኵ RSET‫ྷݔ‬ ဌ‫ୁۉ‬ᇑᇸ‫ୁۉ‬೅ದ ICPᇑVCP ICPᇑ࿒‫܈‬ இड๼෇ ๼෇ߛ‫ۉ‬უVINH ๼෇‫ۉگ‬უVINL ๼෇‫ୁۉ‬IINH/IINL ๼෇‫ۉ‬ඹCIN இड๼‫؜‬ ๼‫ۉߛ؜‬უVOH ๼‫ୁۉߛ؜‬IOH ๼‫ۉگ؜‬უVOL ‫ۉ‬ᇸ AVDD DVDD, VVCO, SDVDD, VP DIDD + AIDD4 ๼‫ݴ؜‬ೕഗ IVCO4 IRFOUT4 ‫ࡼࠀگ‬ລ௥ఇ๕ RF๼‫؜‬༬Ⴀ ፌ‫ٷ‬VCO๼‫؜‬ೕ୲ ፌၭVCO๼‫؜‬ೕ୲ ๑ᆩ‫ݴ‬ೕഗ้ፌၭVCO๼‫؜‬ೕ୲ VCOଳ௺‫܈‬ ླྀೕ)ਸ࣍* ઙೕ)ਸ࣍* ၿհ‫*ْܾ)ݴׯ‬ ၿհ‫)ݴׯ‬ෙْ* ၿհ‫*ْܾ)ݴׯ‬ ၿհ‫)ݴׯ‬ෙْ* ፌၭRF๼‫୲ࠀ؜‬5 ፌ‫ٷ‬RF๼‫୲ࠀ؜‬5 ๼‫୲ࠀ؜‬հ‫ۯ‬ ፌၭVCOۙၿ‫ۉ‬უ ፌ‫ٷ‬VCOۙၿ‫ۉ‬უ ፌၭኵ Bप ‫ۆ‬႙ኵ 10 0.7 ፌ‫ٷ‬ኵ ‫ڇ‬࿋ 105 AVDD ±60 MHz V p-p pF μA 32 MHz 10 ཉॲ/ጀ๥ සࡕf < 10 MHzLjඓԍუӦ୲‫ٷ‬ᇀ21 V/μs AVDD/2ೋዃ1 RSET = 5.1 kΩ 5 0.312 2.7 10 2 1.5 2 1.5 0.6 ±1 3.0 DVDD − 0.4 3.0 AVDD 21 6 to 24 70 21 7 33 1 90 −19 −13 −20 −10 −4 5 ±1 0.5 2.5 0.5 V ≤ VCP ≤ 2.5 V 0.5 V ≤ VCP ≤ 2.5 V VCP = 2.0 V V V μA pF 500 0.4 V μA V 3.6 V 27 mA mA mA mA μA ჋ስCMOS๼‫؜‬ IOL = 500 μA ኄၵ‫ۉ‬უՂႷ‫ڪ‬ᇀAVDD 80 26 1000 4400 2200 137.5 mA mA kΩ % % % MHz MHz MHz MHz/V MHz/V kHz dBc dBc dBc dBc dBm dBm dB V V Rev. 0 | Page 3 of 28 ௅߲ܾ‫ݴ‬ೕ๼‫؜‬ၩࡼ6 mA RF๼‫؜‬प੗Պ‫ײ‬ एհVCOఇ๕ 2200 MHzएհ๼‫؜‬Lj჋ስ16‫ݴ‬ೕ ൻ‫ۯ‬2.00 VSWR޶ሜ एհVCO๼‫؜‬ एհVCO๼‫؜‬ ‫ݴ‬ೕVCO๼‫؜‬ ‫ݴ‬ೕVCO๼‫؜‬ 3dBօ৊੗Պ‫ײ‬ ADF4350 ֖ຕ ሯำ༬Ⴀ VCO၎࿋ሯำႠీ6  ፌၭኵ ࡃᅃࣅ‫ాټ‬၎࿋Ԩ‫ڹ‬ሯำ7 ‫ాټ‬၎࿋ሯำ8 ओ‫ݴ‬਩‫ߵݛ‬۶‫ۯ‬9 PFDೕ୲ᆅഐ‫ڦ‬ሗො႑ࡽ ๑ీRFৢᅼ้‫ڦ‬႑ࡽ‫ۉ‬ೝ Bप ‫ۆ‬႙ኵ −89 −114 −134 −148 −86 −111 −134 −145 −83 −110 −132 −145 −213 −97 0.5 −70 −40 ፌ‫ٷ‬ኵ ‫ڇ‬࿋ ཉॲ/ጀ๥ dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz dBc/Hz ps dBc dBm 10 kHzೋᅎĂ2.2 GHzሜհ 100 kHzೋᅎĂ2.2 GHzሜհ 1 MHzೋᅎĂ2.2 GHzሜհ 5 MHzೋᅎĂ2.2 GHzሜհ 10 kHzೋᅎĂ3.3 GHzሜհ 100 kHzೋᅎĂ3.3 GHzሜհ 1 MHzೋᅎĂ3.3 GHzሜհ 5 MHzೋᅎĂ3.3 GHzሜհ 10 kHzೋᅎĂ4.4 GHzሜհ 100 kHzೋᅎĂ4.4 GHzሜհ 1 MHzೋᅎĂ4.4 GHzሜհ 5 MHzೋᅎĂ4.4 GHzሜհ 3 kHzೋᅎĂ2113.5 MHzሜհ 1 ঍ୁ᳘ࢇඓԍAVDD/2ೋዃă 2 ཚࡗยऺԍኤăᄣೌঢ়ࡗ֪๬Ljᅜඓԍ‫ࢇޙ‬Քጚᄲ൱ă 3 ాև߀ՎICPᅜ๑࣍ୟሺᅮሞኝ߲ೕ୲‫ాྷݔ‬ԍ‫׼‬࿘ۨă 4 TA = 25°CǗAVDD = DVDD = VVCO = 3.3 VǗᇨ‫ݴ‬ೕ = 8/9ǗfREFIN = 100 MHzǗfPFD = 25 MHzǗfRF = 4.4 GHză 5 50 Ω‫ۉ‬ፆথVVCOLjൻ‫ۯ‬50 Ω޶ሜă֪ଉࠀ୲้‫ޤ‬ዺRF๼‫্؜‬ᆩă‫ޤ‬ዺ๼‫ࡼࠀڦ؜‬ᇑዷ๼‫؜‬၎ཞă 6 VCOሯำሞਸ࣍ཉॲူ֪ଉă 7 ኄ߲ຕኵ੗ᆩᇀඪࢆᆌᆩ‫ڦ‬၎࿋ሯำऺ໙ăऺ໙VCO๼‫ాټڦ܋؜‬၎࿋ሯำႠీ้Lj൩๑ᆩᅜူࠅ๕ǖ−213 + 10log(fPFD) + 20logNă໯ߴ‫ڦ؜‬ኵ๟ኍ‫ܔ‬ፌ‫گ‬ ሯำఇ๕ă 8 fREFIN = 100 MHzǗfPFD = 25 MHzǗೋᅎೕ୲ = 10 kHzǗVCOೕ୲ = 4227 MHzLj๑ీܾ‫ݴ‬ೕ๼‫؜‬ăRFOUT = 2113.5 MHzǗN = 169Ǘ࣍ୟ‫ = ੻ټ‬40 kHzLjICP = 313 μAǗ‫گ‬ሯำఇ๕ăሯำ๟૧ᆩEVAL-ADF4350EB1ZࢅAgilent E5052A႑ࡽᇸ‫ݴ‬ဆᅏ֪‫ڥ‬ă 9 fREFIN = 100 MHzǗfPFD = 25 MHzǗVCOೕ୲ = 4400 MHzLjRFOUT = 4400 MHzǗN = 176Ǘ࣍ୟ‫ = ੻ټ‬40 kHzLjICP = 313 μAǗ‫گ‬ሯำఇ๕ăሯำ๟૧ᆩ EVAL-ADF4350EB1ZࢅAgilent E5052A႑ࡽᇸ‫ݴ‬ဆᅏ֪‫ڥ‬ă Rev. 0 | Page 4 of 28 ADF4350 ้Ⴞ༬Ⴀ ‫ݥأ‬ଷᆶຫ௽LjAVDD = DVDD = VVCO = SDVDD = VP = 3.3 V ± 10%ǗAGND = DGND = 0 VǗ๑ᆩ1.8 Vࢅ3 Vஇड‫ۉ‬ೝǗTA = TMIN ዁TMAXă ՗2 ֖ຕ t1 t2 t3 t4 t5 t6 t7 ၌ኵDŽBपDž 20 10 10 25 25 10 20 ‫ڇ‬࿋ ns(ፌၭኵ) ns(ፌၭኵ) ns(ፌၭኵ) ns(ፌၭኵ) ns(ፌၭኵ) ns(ፌၭኵ) ns(ፌၭኵ) t4 ֪๬ཉॲ/ጀ๥ LEยዃ้क़ DATA‫ڟ‬CLKยዃ้क़ DATA‫ڟ‬CLKԍ‫้׼‬क़ CLKߛ‫ۉ‬ೝ‫׼‬Ⴤ้क़ CLK‫ۉگ‬ೝ‫׼‬Ⴤ้क़ CLK‫ڟ‬LEยዃ้क़ LEஞ؋੻‫܈‬ t5 CLK t2 DATA DB31 (MSB) t3 DB30 DB2 (CONTROL BIT C3) DB1 (CONTROL BIT C2) DB0 (LSB) (CONTROL BIT C1) t7 LE t1 07325-002 t6 LE ཮2. ้Ⴞ཮ Rev. 0 | Page 5 of 28 ADF4350 ਨ‫ܔ‬ፌ‫ۨܮٷ‬ኵ ‫ݥأ‬ଷᆶຫ௽LjTA = 25°Că ՗3 ֖ຕ AVDD዁GND1 AVDD዁DVDD VVCO዁GND VVCO዁AVDD ຕጴI/O‫ۉ‬უ዁GND ఇెI/O‫ۉ‬უ዁GND REFIN዁GND ߾ፕ࿒‫ྷݔ܈‬ ٪‫ئ‬࿒‫ྷݔ܈‬ ፌߛ঳࿒ LFCSP θJAඤፆੇ (ࡰಎࡰথ) ࣮ୁࡰ ‫ރ‬ኵ࿒‫܈‬ ‫ރ‬ኵ࿒‫้܈‬क़ 1 ‫ۨܮ‬ኵ −0.3 V ዁ +3.9 V −0.3 V ዁ +0.3 V −0.3 V ዁ +3.9 V −0.3 V ዁ +0.3 V −0.3 V ዁ VDD + 0.3 V −0.3 V ዁ VDD + 0.3 V −0.3 V ዁ VDD + 0.3 V −40°C ዁ +85°C −65°C ዁ +125°C 150°C 27.3°C/W ጀᅪLj‫؜ג‬ฉຎਨ‫ܔ‬ፌ‫ۨܮٷ‬ኵ੗ీࣷ‫ڞ‬ዂഗॲᆦ৳Ⴀ໦ ࣋ăኄኻ๟‫ۨܮ‬ᆌ૰ኵLjփภतഗॲሞኄၵईඪࢆഄ໲ཉ ॲူ‫؜ג‬Ԩरຍࡀ߭ኸՔ‫ీࠀڦ‬Ⴀ֡ፕă‫׊‬೺ሞਨ‫ܔ‬ፌ‫ٷ‬ ‫ۨܮ‬ኵཉॲူ߾ፕࣷᆖၚഗॲ‫ڦ‬੗੍Ⴀă ԨഗॲྺߛႠీRFण‫ۉׯ‬ୟLjESD‫ۨܮ‬ኵၭᇀ0.5 kVLj‫ܔ‬ ESD(ৢ‫ߌ௺)ۉݣۉ‬ăӭሏࢅጎದ้ᆌ֑ൽ๢‫ٯݔݞڦړ‬ แă ৗ༹࠶ຕଉ 24202 (CMOS)ࢅ918 (ມटႠ) ESDয়ߢ ESD(ৢ‫ߌ௺)ۉݣۉ‬ഗॲă ‫ۉټ‬ഗॲࢅ‫ۉ‬ୟӱ੗ీࣷሞுᆶִਥ‫ڦ‬൧઄ူ‫ۉݣ‬ă ৑࠶Ԩׂ೗ਏᆶጆ૧ईጆᆩԍࢺ‫ۉ‬ୟLj‫ڍ‬ሞᇜ‫ీߛڟ‬ ଉESD้Ljഗॲ੗ీࣷ໦࣋ăᅺُLjᆌ‫֑ړ‬ൽ๢‫ڦړ‬ 260°C 40 ௱ ESD‫ٯݔݞ‬แLjᅜՆ௨ഗॲႠీူইईࠀీෟ฿ă GND = AGND = DGND = 0 V Rev. 0 | Page 6 of 28 ADF4350 32 31 30 29 28 27 26 25 SDVDD SDGND MUXOUT REFIN DVDD DGND PDBRF LD ᆅগದዃࢅࠀీ௮ຎ 3 4 5 6 VREF 23 VCOM 22 RSET 24 PIN 1 INDICATOR ADF4350 TOP VIEW (Not to Scale) 21 AGNDVCO 20 VTUNE 7 19 TEMP 18 AGNDVCO 8 17 VVCO AGND 9 AVDD 10 07325-003 1 2 AGNDVCO 11 RFOUTA+ 12 RFOUTA− 13 RFOUTB+ 14 RFOUTB− 15 VVCO 16 CLK DATA LE CE SW VP CPOUT CPGND NOTES 1. THE LFCSP HAS AN EXPOSED PADDLE THAT MUST BE CONNECTED TO GND. ཮3. ᆅগದዃ ՗4. ᆅগࠀీ௮ຎ ᆅগՊࡽ 1 ᆅগఁ‫׬‬ CLK ௮ຎ ‫ز‬ႜ้ዓ๼෇ăຕ਍ሞCLKฉืᄂ้ደ߲๼෇32࿋ᅎ࿋स٪ഗăُ๼෇ྺߛፆੇCMOS๼෇ă 2 DATA ‫ز‬ႜຕ਍๼෇ă‫ز‬ႜຕ਍ᅜMSBᆫံ‫ݛ‬๕ेሜLjෙ߲LSBᆩፕ੦዆࿋ăُ๼෇ྺߛፆੇCMOS๼෇ă 3 LE ेሜ๑ీLjCMOS๼෇ă‫ړ‬LEՎྺߛ‫ۉ‬ೝ้Lj٪‫ئ‬ሞᅎ࿋स٪ഗዐ‫ڦ‬ຕ਍ሜ෇ෙ߲LSB໯჋ስ‫ڦ‬स٪ഗă 4 CE 5 6 SW VP ႊೌ๑ీăُᆅগ‫ڦ‬இड‫ۉگ‬ೝॽ࠲܏ഗॲLjժ๑‫ࢁۉ‬ԭ৊෇ෙༀఇ๕ăߵ਍࠲܏࿋‫ڦ‬ጒༀփཞLjُᆅগ‫ڦ‬ இडߛ‫ۉ‬ೝॽ๑ഗॲฉ‫ۉ‬ă ੺໏໮ۨਸ࠲ă๑ᆩ੺໏໮ۨఇ๕้LjՂႷॽ࣍ୟ୳հഗᇑُᆅগ၎૶ă ‫ࢁۉ‬ԭ‫ۉ‬ᇸăُᆅগႷ‫ڪ‬ᇀAVDDă዁‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগă 7 CPOUT ‫ࢁۉ‬ԭ๼‫؜‬ă๑ీ้Ljُᆅগၠྔև࣍ୟ୳հഗ༵ࠃ±ICPă࣍ୟ୳հഗ‫ڦ‬๼‫ڟ૶؜‬VTUNELjᅜൻ‫ాۯ‬ևVCOă 8 9 10 CPGND AGND AVDD ‫ࢁۉ‬ԭথ‫ں‬ăኄ๟CPOUT‫ڦ‬থ‫࣮ں‬ୟᆅগă ఇె‫ں‬ăኄ๟AVDD‫ڦ‬থ‫࣮ں‬ୟᆅগă ఇె‫ۉ‬ᇸă‫ྺྷݔ‬3.0 V዁3.6 Vă዁ఇె‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগăAVDD‫ڦ‬ኵՂႷᇑDVDD၎ཞă 11, 18, 21 12 13 AGNDVCO RFOUTA+ RFOUTA− VCOఇె‫ں‬ăኄၵ๟VCO‫ڦ‬থ‫࣮ں‬ୟᆅগă VCO๼‫؜‬ă๼‫ۉ؜‬ೝ੗Պ‫ײ‬ă༵ࠃVCOएհ๼‫؜‬ई‫ݴ‬ೕ๼‫؜‬ă ࢻցVCO๼‫؜‬ă๼‫ۉ؜‬ೝ੗Պ‫ײ‬ă༵ࠃVCOएհ๼‫؜‬ई‫ݴ‬ೕ๼‫؜‬ă 14 RFOUTB+ ‫ޤ‬ዺVCO๼‫؜‬ă๼‫ۉ؜‬ೝ੗Պ‫ײ‬ă༵ࠃVCOएհ๼‫؜‬ई‫ݴ‬ೕ๼‫؜‬ă 15 RFOUTB− ࢻց‫ޤ‬ዺVCO๼‫؜‬ă๼‫ۉ؜‬ೝ੗Պ‫ײ‬ă༵ࠃVCOएհ๼‫؜‬ई‫ݴ‬ೕ๼‫؜‬ă 16, 17 VVCO VCO‫ۉ‬ᇸă‫ྺྷݔ‬3.0 V዁3.6 Vă዁ఇె‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎኄၵᆅগăVVCO‫ڦ‬ኵՂႷᇑAVDD၎ཞă 19 TEMP ࿒‫܈‬ց‫׋‬๼‫؜‬ă዁‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগă 20 VTUNE VCO‫ڦ‬੦዆๼෇ăُ‫ۉ‬უਦۨ๼‫؜‬ೕ୲Ljٗ‫ܔ‬CPOUT๼‫ۉ؜‬უ‫୳ڦ‬հܸइ‫ڥ‬ă Rev. 0 | Page 7 of 28 ADF4350  ! ᆅগՊࡽ 22 ᆅগఁ‫!׬‬ RSET ௮ຎ ሞُᆅগᇑGNDኮक़૶ᅃ߲‫ۉ‬ፆ੗ยዃ‫ࢁۉ‬ԭ๼‫ୁۉ؜‬ăRSETᆅগ‫ڦ‬Ք‫ۉ׬‬უೋዃྺ0.55 VăICPᇑRSET‫ڦ‬ ࠲ဣྺǖ I CP = 25.5 R SET 23 VCOM ഄዐǖ RSET = 5.1 kΩ ICP = 5 mA ೋዃۙၿ‫ྷݔ‬ᅃӷ‫ాڦ‬ևց‫׋‬ব‫ۅ‬ă዁‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগă 24 25 26 27 28 VREF LD PDBRF DGND DVDD एጚ‫ۉ‬უă዁‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগă ໮ۨॠ֪๼‫؜‬ᆅগăُᆅগ๼‫؜‬இडߛ‫ۉ‬ೝ้՗๖PLL໮ۨăஇड‫ۉگ‬ೝ๼‫؜‬՗๖PLL฿໮ă RF࠲܏ăُᆅগྺஇड‫ۉگ‬ೝ้LjRF๼‫ৢ؜‬ᅼăُࠀీᄺ๟෉ॲ੗Պ‫ڦײ‬ă ຕጴ‫ں‬ăDVDD‫ڦ‬থ‫࣮ں‬ୟᆅগă ຕጴ‫ۉ‬ᇸăُᆅগ‫ۉڦ‬უᆌᇑAVDD၎ཞă዁‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগă 29 REFIN 30 MUXOUT एጚ๼෇ăኄ๟ᅃ߲CMOS๼෇LjՔ‫׬‬ពኵྺVDD/2Ljժਏᆶ100 kΩ‫ڦ‬኱ୁ‫ڪ‬ၳ๼෇‫ۉ‬ፆăُ๼෇੗ᅜ֑ ᆩTTLईCMOSৗናൻ‫ۯ‬Ljईኁ঍ୁ᳘ࢇă ‫ܠ‬ୟްᆩഗ๼‫؜‬ăُ‫ܠ‬ୟްᆩഗ๼‫؜‬ሎႹٗྔև‫ݡ‬࿚໮ۨॠ֪Ăঢ়ࡗ໫‫ڦݣ‬RFईएጚೕ୲ă 31 32 SDGND SDVDD ຕጴΣ-Δۙ዆ഗথ‫ں‬ăΣ-Δۙ዆ഗ‫ڦ‬থ‫࣮ں‬ୟᆅগă ຕጴΣ-Δۙ዆ഗ‫ۉڦ‬ᇸᆅগăഄ‫ۉ‬უᆌᇑAVDD၎ཞă዁‫ڦ֫ں‬ඁ᳘‫ۉ‬ඹᆌ৑੗ీ੍ৎُᆅগă 33 EP ஋୞ࡰಎă Rev. 0 | Page 8 of 28 ADF4350 ‫ۆ‬႙߾ፕ༬Ⴀ –40 –70 –50 –80 –90 –70 PHASE NOISE (dBc/Hz) –80 –90 –100 –110 –120 –130 –130 –140 1M 10M 100M –170 1k 1M 10M 100M ཮7.Կ࣍၎࿋ሯำLjएհVCOࢅ‫ݴ‬ೕഗLj VCO = 2.2 GHzLjPFD = 25 MHzLj࣍ୟ‫ = ੻ټ‬40 kHz –40 –70 –50 –80 –60 FUND DIV2 DIV4 DIV8 DIV16 –90 PHASE NOISE (dBc/Hz) –70 –80 –90 –100 –110 –120 –130 –100 –110 –120 –130 –140 –150 –140 100k 1M 10M 100M FREQUENCY (Hz) –170 07325-029 10k 1k 10k 100k 1M 10M 100M FREQUENCY (Hz) ཮5. ਸ࣍VCO၎࿋ሯำLj3.3 GHz 07325-032 –160 –150 ཮8.Կ࣍၎࿋ሯำLjएհVCOࢅ‫ݴ‬ೕഗLj VCO = 3.3 GHzLjPFD = 25 MHzLj࣍ୟ‫ = ੻ټ‬40 kHz –40 –70 –50 –80 –60 FUND DIV2 DIV4 DIV8 DIV16 –90 PHASE NOISE (dBc/Hz) –70 –80 –90 –100 –110 –120 –130 –100 –110 –120 –130 –140 –150 –140 –160 10k 100k 1M 10M FREQUENCY (Hz) 100M 07325-030 –150 –160 1k 100k FREQUENCY (Hz) ཮4. ਸ࣍VCO၎࿋ሯำLj2.2 GHz –160 1k 10k 07325-031 100k 07325-028 10k FREQUENCY (Hz) PHASE NOISE (dBc/Hz) –120 –160 –150 PHASE NOISE (dBc/Hz) –110 –150 –140 –160 1k –100 ཮6. ਸ࣍VCO၎࿋ሯำLj4.4 GHz –170 1k 10k 100k 1M 10M 100M FREQUENCY (Hz) ཮9.Կ࣍၎࿋ሯำLjएհVCOࢅ‫ݴ‬ೕഗLj VCO = 4.4 GHzLjPFD = 25 MHzLj࣍ୟ‫ = ੻ټ‬40 kHz Rev. 0 | Page 9 of 28 07325-033 PHASE NOISE (dBc/Hz) –60 FUND DIV2 DIV4 DIV8 DIV16  0 –20 –20 –40 –40 –80 –100 –100 –120 –140 –140 1k 10k 100k FREQUENCY (Hz) 1M 10M ཮10. ኝຕN‫ݴ‬ೕ၎࿋ሯำࢅሗොႠీăGSM900ೕ܎Lj RFOUT = 904 MHzLjREFIN = 100 MHzLjPFD = 800 kHzLj ჋ስ4‫ݴ‬ೕ๼‫؜‬Ǘ࣍ୟ୳հഗ‫ = ੻ټ‬16 kHzLjཚ‫ڢ‬क़߰ = 200 kHză –160 1k 0 –20 –20 –40 –40 PHASE NOISE (dBc/Hz) 0 –60 –80 –100 –140 100k FREQUENCY (Hz) 1M 10M ཮11. ၭຕN‫ݴ‬ೕሗොႠీă‫گ‬ሯำఇ๕LjW-CDMAೕ܎Lj RFOUT = 2113.5 MHzLjREFIN = 100 MHzLjPFD = 25 MHzLj ჋ስ2‫ݴ‬ೕ๼‫؜‬Ǘ࣍ୟ୳հഗ‫ = ੻ټ‬40 kHzLjཚ‫ڢ‬क़߰ = 200 kHză 10M –100 –140 10k 1M –80 –120 1k 100k FREQUENCY (Hz) –60 –120 –160 10k ཮13. ၭຕN‫ݴ‬ೕሗොႠీă‫گ‬ሯำఇ๕Lj RFOUT = 2.591 GHzLjREFIN = 105 MHzLjPFD = 17.5 MHzLj ჋ስ1‫ݴ‬ೕ๼‫؜‬Ǘ࣍ୟ୳հഗ‫ = ੻ټ‬20 kHzLjཚ‫ڢ‬क़߰ = 100 kHză –160 07325-035 1k 10k 100k FREQUENCY (Hz) 1M 10M ཮14. ၭຕN‫ݴ‬ೕሗොႠీă‫گ‬ሗොఇ๕Lj RFOUT = 2.591 GHzLjREFIN = 105 MHzLjPFD = 17.5 MHzLj ჋ስ1‫ݴ‬ೕ๼‫؜‬Ǘ࣍ୟ୳հഗ‫ = ੻ټ‬20 kHzLjཚ‫ڢ‬क़߰ = 100 kHz (ጀᅪǖ‫گ‬ሗොఇ๕ူLjၭຕሗොᅙၩ‫أ‬Ljৈ฻ူኝຕՉহሗො)ă 0 3.02 –20 3.01 FREQUENCY (GHz) –40 –60 –80 –100 CSR OFF CSR ON 3.00 2.99 2.98 2.97 –120 2.96 –160 1k 10k 100k FREQUENCY (Hz) 1M 10M 07325-036 –140 ཮12. ၭຕN‫ݴ‬ೕሗොႠీă‫گ‬ሗොఇ๕LjW-CDMAೕ܎Lj RFOUT = 2113.5 MHzLjREFIN = 100 MHzLjPFD = 25 MHzLj ჋ስ2‫ݴ‬ೕ๼‫؜‬Ǘ࣍ୟ୳հഗ‫ = ੻ټ‬40 kHzLjཚ‫ڢ‬क़߰ = 200 kHză Rev. 0 | Page 10 of 28 2.95 0 100 200 300 TIME (μs) 400 500 600 ཮15. CSRਸഔࢅ࠲Կଇዖ൧઄ူ100 MHzཌೕ (ٗ3070 MHz‫ڟ‬2970 MHz)‫ڦ‬໮้ۨक़Lj PFD = 25 MHzLjICP = 313 μALj࣍ୟ୳հഗ‫ = ੻ټ‬20 kHză 07325-039 PHASE NOISE (dBc/Hz) –80 –120 –160 PHASE NOISE (dBc/Hz) –60 07325-038 –60 07325-037 PHASE NOISE (dBc/Hz) 0 07325-034 PHASE NOISE (dBc/Hz) ADF4350 ADF4350  ‫ۉ‬ୟ௮ຎ एጚ‫ۉ‬უ๼෇և‫!ݴ‬ एጚ‫ۉ‬უ๼෇पස཮16໯๖ăSW1ࢅSW2ྺ‫׉‬Կਸ࠲ă SW3‫׉‬ਸăഔ‫ײ܏࠲ۯ‬ႾࢫLjSW3ԿࢇLjSW1ࢅSW2܏ ਸLjඓԍ࠲܏೺क़REFINᆅগ࿮޶ሜă RF N DIVIDER N = INT + FRAC/MOD FROM VCO OUTPUT/ OUTPUT DIVIDERS TO PFD N COUNTER THIRD-ORDER FRACTIONAL INTERPOLATOR POWER-DOWN CONTROL INT REG 100k SW2 FRAC VALUE TO R COUNTER BUFFER SW1 ཮17. RF INT‫ݴ‬ೕഗ 07325-005 REFIN NC MOD REG 07325-006 NC SW3 NO ཮16. एጚ‫ۉ‬უ๼෇प RF N ‫ݴ‬ೕഗ RF N‫ݴ‬ೕഗ੗ᅜሞPLL‫ݒ‬ઍୟ০ዐ༵ࠃᅃ߲‫ݴ‬ೕԲă‫ݴ‬ೕ Բᆯࠓ‫ݴُׯ‬ೕഗ‫ڦ‬INTĂFRACࢅMOD‫ڦ‬ኵਦۨă INTĂFRACĂMODᇑR‫ݴ‬ೕഗ‫࠲ڦ‬ဣ ૧ᆩINTĂFRACࢅMOD‫ڦ‬ኵᅜतRऺຕഗLj੗ᅜׂิक़߰ ྺPFDೕ୲‫ݴڦ‬ຕ‫ڦ‬๼‫؜‬ೕ୲ăၘ൧९“RFೕ୲ࢇ‫ׯ‬ഗǖ ᅃ߲‫ݔࠀׯ‬૩”և‫ݴ‬ăRF VCOೕ୲(RFOUT)ࠅ๕ྺǖ RFOUT = fPFD × (INT + (FRAC/MOD)) (1) ഄዐǖRFOUT๟ྔև‫ۉ‬უ੦዆ና‫ږ‬ഗ(VCO)‫ڦ‬๼‫؜‬ೕ୲Ǘ INT๟ܾ৊዆16࿋ऺຕഗ‫ڦ‬ᇨย‫ݴ‬ೕԲ(4/5ᇨ‫ݴ‬ೕഗྺ23዁ 65535Lj8/9ᇨ‫ݴ‬ೕഗྺ75዁65,535)ǗMOD๟ᇨยၭຕఇຕ (2዁4095)ǗFRAC๟ၭຕ‫ݴ‬ೕ‫ݴڦ‬ጱ(0዁MOD − 1)ă fPFD = REFIN × [(1 + D)/(R × (1 + T))] ኝຕN‫ݴ‬ೕఇ๕ සࡕFRAC = 0൐स٪ഗ2 (LDF)‫ڦ‬DB8ยྺ1Ljሶೕ୲ࢇ‫ׯ‬ ഗ߾ፕሞኝຕN‫ݴ‬ೕఇ๕ăැᄲइ‫ڥ‬ኝຕNຕጴ໮ۨॠ ֪Ljᆌॽस٪ഗ2 (LDF)‫ڦ‬DB8ยྺ1ă Rऺຕഗ ૧ᆩ10࿋RऺຕഗLj੗ᅜဦ‫ݴ‬๼෇एጚೕ୲(REFIN)ᅜׂิ PFD‫ڦ‬एጚ้ዓă‫ݴ‬ೕԲ੗ᅜྺ1዁1023ă ६ೕ६၎ഗ(PFD)ࢅ‫ࢁۉ‬ԭ ६ೕ६၎ഗ(PFD)থ๴RऺຕഗࢅNऺຕഗ‫ڦ‬๼෇Ljׂิᇑ ܾኁ‫ڦ‬၎࿋ࢅೕ୲ֶ‫ׯ‬Բ૩‫ڦ‬๼‫؜‬ă཮18๟޿६ೕ६၎ഗ ‫ڦ‬ᇱ૙๖ᅪ཮ăPFDాዃᅃ߲ࠦۨჽ‫׿‬ᇮॲLjᆩઠยዃ‫ݒ‬ ؋‫ֶ࣮ݞ‬ஞ؋੻‫܈‬Ljഄ‫ۆ‬႙ኵྺ3 nsăُஞ؋੗ඓԍPFD ‫ࡧڿد‬ຕዐ࿮ຶ൶Ljܸ༵ٗࠃᅃዂ‫੊֖ڦ‬ሗො຤ೝă HIGH (2) D1 Q1 UP U1 +IN ഄዐǖ CLR1 REFIN๟एጚ๼෇ೕ୲Ǘ DELAY U3 D๟REFINԠೕഗ࿋Ǘ CHARGE PUMP CP T๟REFIN 2‫ݴ‬ೕ࿋(0ई1)Ǘ HIGH CLR2 DOWN D2 Q2 U2 07325-007 R๟ ܾ ৊ ዆ 10࿋ ੗ Պ ‫ ݴ ੊ ֖ ײ‬ೕ ഗ ‫ ڦ‬ᇨ ย ‫ ݴ‬ೕ Բ (1዁ 1023)ă –IN ཮18. ᇱ૙๖ᅪ཮ Rev. 0 | Page 11 of 28 ADF4350 MUXOUTࢅLOCKॠ֪ ADF4350‫ڦ‬๼‫ܠ؜‬ୟްᆩഗሎႹᆩࢽ‫ݡ‬࿚ႊೌ‫߳ڦ‬ዖాև ‫ۅ‬ăMUXOUTጒༀᆯM3ĂM2ࢅM1੦዆(ၘ൧९཮26)ă཮ 19ᅜ઀཮ႚ๕၂๖କMUXOUTև‫ݴ‬ă R COUNTER INPUT DVDD THREE-STATE-OUTPUT स٪ഗ4 (R4)ዐ‫ݴڦ‬ೕഗ჋ስᄺ๟ມ࣐؋Lj‫ڍ‬ཉॲ๟स٪ഗ 2 (R2)‫ڦ‬DB13ྺߛă VCO ADF4350‫ڦ‬VCOాࢃᆯෙ߲‫܀‬૬VCOፇ‫ׯ‬Lj௅߲VCO๑ᆩ 16߲ዘ۠ೕ܎Ljස཮20໯๖LjᅜՍޮ߃ড੻‫ڦ‬ೕ୲‫ྷݔ‬Lj ܸVCOଳ௺‫(܈‬KV)ሶডၭLjփࣷ‫ڞ‬ዂ၎࿋ሯำࢅሗොႠీ ডֶă ฉ‫้ۉ‬ईस٪ഗ0 (R0)߸ႎ้LjVCOࢅೕ܎჋ስஇडࣷጲ‫ۯ‬ ჋ስኟඓ‫ڦ‬VCOࢅೕ܎ă DVDD DGND R COUNTER OUTPUT MUX CONTROL MUXOUT N COUNTER OUTPUT ANALOG LOCK DETECT DIGITAL LOCK DETECT VCOࢅೕ܎჋ስൽ10߲PFDዜ೺ᇑೕ܎჋ስ้ዓ‫ݴ‬ೕഗኵ ‫ױڦ‬ओăVCO VTUNEᇑ࣍ୟ୳հഗ‫ڦ‬๼‫܏؜‬ਸLj૶‫ాڟ‬և एጚ‫ۉ‬უă RESERVED 2.4 ཮19. MUXOUTᇱ૙཮ C3 0 0 0 0 1 1 C1 0 1 0 1 0 1 0.8 FREQUENCY (MHz) 4600 4400 4200 4000 3800 3600 3400 3200 3000 2800 2600 2400 0 07325-009 0.4 ཮20. VTUNE ᇑೕ୲‫࠲ڦ‬ဣ Rऺຕഗᆩፕೕ܎჋ስஇड‫้ڦ‬ዓăR‫ݴ‬ೕഗ๼‫܋؜‬ᆶᅃ߲ ੗Պ‫ݴײ‬ೕഗLjሎႹ৊ႜ1዁255‫ݴ‬ೕLjᆯस٪ഗ4 (R4)ዐ‫ڦ‬ ࿋[BS8:BS1]੦዆ă‫ړ‬໯ႴPFDೕ୲ߛᇀ125 kHz้Ljᆌยዃ ‫ݴ‬ೕԲLjᅜྺኟඓ჋ስೕ܎༵ࠃፁࠕ‫้ڦ‬क़ă ՗5. C3ĂC2ࢅC1ኈኵ՗ ੦዆࿋ C2 0 0 1 1 0 0 1.2 2200 ADF4350ຕጴև‫ݴ‬Ԉઔᅃ߲10࿋RF RऺຕഗĂᅃ߲16࿋RF NऺຕഗĂᅃ߲12࿋FRACऺຕഗࢅᅃ߲12࿋ఇຕऺຕഗă ຕ਍ሞCLK‫ڦ‬௅߲ฉืᄂ้ደ߲๼෇32࿋ᅎ࿋स٪ഗăຕ ਍๼෇‫ݛ‬๕๟MSBᆫံăሞLEฉืᄂ้Ljຕ਍ٗᅎ࿋स٪ ഗ‫د‬๼዁ୃ߲໮٪ഗኮᅃăణՔ໮٪ഗᆯᅎ࿋स٪ഗዐ‫ڦ‬ ෙ߲੦዆࿋)C3ĂC2ࢅC1*‫ڦ‬ጒༀਦۨăኄၵ੦዆࿋๟3߲ LSBǖDB2ĂDB1ࢅDB0Ljස཮2໯๖ă՗5ྺኄၵ࿋‫ڦ‬ኈኵ ՗ă཮23ጺ঳କኄၵ໮٪ഗ‫ڦ‬Պ‫ݛײ‬๕ă 1.6 1800 ๼෇ᅎ࿋स٪ഗ VTUNE (V) 2.0 2000 DGND 07325-008 2.8 स٪ഗ स٪ഗ0 (R0) स٪ഗ1 (R1) स٪ഗ2 (R2) स٪ഗ3 (R3) स٪ഗ4 (R4) स٪ഗ5 (R5) Պ‫ײ‬ఇ๕! ՗5ࢅ཮23዁཮29၂๖କසࢆยዃADF4350‫ڦ‬Պ‫ײ‬ఇ๕ă ჋ስೕ܎ኮࢫLj࣬ްኟ‫׉‬PLL֡ፕă‫ړ‬N‫ݴ‬ೕഗ֑ᆩVCO ๼‫؜‬ൻ‫้ۯ‬LjKV‫ڦ‬Ք‫׬‬ኵྺ33 MHz/VLjईኁྺُኵ‫أ‬ᅜ DăසࡕN‫ݴ‬ೕഗ֑ᆩRF‫ݴ‬ೕഗ๼‫؜‬ൻ‫)ۯ‬ᆯस٪ഗ4 (R4)ዐ ‫ڦ‬Պ‫ײ‬࿋[D12:D10]ᇎᅜ჋ስ*LjሶDྺ๼‫ݴ؜‬ೕഗኵă ADF4350ాዃ၍Ⴀ‫ۉ‬ୟLjᅜॽICPᇑKV‫ױ‬ओ‫ڦ‬Վࣅই዁ፌ ၭLjܸٗԍ‫࣍׼‬ୟ‫੻ټ‬փՎă ADF4350‫ܠڦ‬ዖยዃ֑ᆩມ࣐؋LjԈઔఇຕኵĂ၎࿋ኵĂ R‫ऺݴ‬ຕኵĂ֖੊ԠೕഗĂ֖੊2‫ݴ‬ೕࢅ‫ୁۉ‬ยዃăኄᅪ࿆ ጣLj޿ഗॲᄲ๑ᆩඪࢆມ࣐؋ยዃ‫ڦ‬ႎኵLjՂႷ݀ิଇ߲ ๚ॲă๯ံLjཚࡗႀ෇๢‫ڦړ‬स٪ഗLjॽႎኵ໮٪዁ഗॲ ዐăഄْLjՂႷ‫ܔ‬R0ኴႜᅃْႎ‫ڦ‬ႀ֡ፕă૩සLj߸ႎఇ ຕኵ้LjՂႷႀ෇स٪ഗ0 (R0)Ljᅜඓԍఇຕኵኟඓेሜă Rev. 0 | Page 12 of 28 ADF4350  VTUNEሞೕ܎ాࢅೕ܎क़Վࣅ้LjVCO‫ڦ‬KVໜኮՎࣅăኍ ‫ܔ‬ೕ୲‫ྷݔ‬ড੻)൐๼‫ݴ؜‬ೕഗփ܏Վࣅ*‫ټ੻ڦ‬ᆌᆩLjᅙ ঢ়ኤ௽ǖ33 MHz/V๟ፌ৛ඓ‫ڦ‬KVኵLjᅺྺ໲ፌথৎೝ਩ ኵă཮21၂๖କKVໜVCOएೕ‫ڦ‬Վࣅᅜतೕ܎‫ڦ‬ೝ਩ኵă ๑ᆩ቏‫ټ‬ยऺ้Ljᆩࢽ੗ీ߸ൡၠᇀ๑ᆩُ཮ă 80 60 50 40 ADF4350‫ڦ‬RFOUTA+ࢅRFOUTA−ᆅগ૶‫ڟ‬ᆯVCO‫࣐ڦ‬؋๼ ‫؜‬ൻ‫ڦۯ‬NPNֶ‫ڦܔݴ‬ण‫ۉ‬टLjස཮22໯๖ăྺକᆫࣅࠀ ࡼᇑ๼‫୲ࠀ؜‬ኮक़‫࠲ڦ‬ဣLjᆩࢽ੗ᅜཚࡗस٪ഗ4 (R4)ዐ ‫ڦ‬࿋[D2:D1]ยዃ޿ֶ‫ڦܔݴ‬࿂‫ୁۉ‬ă੗ᅜยዃ຺ዖ‫ୁۉ‬຤ ೝă๑ᆩ50 Ω‫ۉ‬ፆᇑAVDD၎૶ժ঍ୁ᳘ࢇ዁50 Ω޶ሜ้Lj ኄၵ‫ୁۉ‬຤ೝ‫ݴ‬՚༵ࠃ−4 dBmĂ−1 dBmĂ+2 dBmࢅ+5 dBm ‫ڦ‬๼‫୲ࠀ؜‬຤ೝăُྔLjᄺ੗ᅜॽଇୟ๼‫ࢇ؜‬ժሞᅃ߲ 1 + 1:1Վუഗई180°ྲ‫ټ‬᳘ࢇഗዐ)֖९“๼‫؜‬೅ದ”և‫*ݴ‬ă සࡕ‫܀ڇ‬๑ᆩኄၵ๼‫؜‬Ljሶፌॅ๼‫؜‬पᆌԈࡤᅃ߲ᇑVVCO ၎૶‫ߌۉୁݴڦ‬ă࿄๑ᆩ‫ࢻڦ‬ց๼‫؜‬ՂႷᆩᇑᅙ๑ᆩ๼‫؜‬ ၎ຼ‫ۉڦ‬ୟ‫܋‬থă 30 ᆅগRFOUTB+ࢅRFOUTB−ฉ٪ሞᅃ߲‫ޤ‬ዺ๼‫؜‬पLj੗༵ࠃ‫ڼ‬ ܾፇֶ‫ݴ‬๼‫؜‬Ljᆩઠൻ‫ۯ‬ഄ໲‫ۉ‬ୟLjփᆩ้੗ᅜ࠲܏ă 20 07325-133 10 ADF4350‫ڦ‬ଷᅃ߲༬Ⴀ๟੗ᅜൎ܏RF๼‫؜‬प‫ۉڦ‬ᇸ‫ୁۉ‬Lj ኱‫ڟ‬ຕጴ໮ۨॠ֪‫ۉ‬ୟॠ֪‫ڟ‬ഗॲํ၄໮ۨྺኹăُ༬Ⴀ ੗ཚࡗस٪ഗ4 (R4)ዐ‫ৢ“ڦ‬ᅼ዁ॠ֪‫ڟ‬໮ۨ”(MTLD)࿋๑ ీă 0 2.0 2.2 2.4 2.6 2.8 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.6 FREQUENCY (GHz) ཮21. KVᇑೕ୲‫࠲ڦ‬ဣ ሞࠦۨೕ୲ᆌᆩዐLjໜጣ࣍ৣ࿒‫܈‬ᆯඤገૐLjADF4350 VTUNE੗ీࣷ߀Վăट‫܋‬൧઄ူLj೏ᅎࣷ‫ڞ‬ዂVTUNEই዁‫ݥ‬ ‫ڦگ׉‬຤ೝ(