1、Rev. 0 | Page 1 of 28Rev. 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
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3、 781.461.3113 2008 Analog Devices, Inc. All rights reserved. ADIn_ns i Ks W jG KsqADIKsjt O4q4 N i JADI5Ln, | rT 137.5 MHz 4400 MHz m Nt r Nt r N/3 VCO WJ 1/2/4/8/16t | ) (RMS) 0.5 ps) )* 3.0 V 3.6 V 1.8 V ! Z WJ t 4/5 8/9 WJ| rRF| | MU2 h F 4 | z U L i M %“A) W-CDMA TD-SCDMA WiMAX GSMPCS DCS DECT*
4、l“M (LAN)Mk“ I4!ADF4350 _ sp rQI WMDm Nt Nt N (PLL) r ADF4350 C # f (VCO) p| rT 2200 MHz 4400 MHzO 1/2/4/8/16t _ W4 137.5 MHz RF| r2 q RF| * WMD | | 8j )ZW f MU h f r 3.0 V 3.6 VI W2ADF4350| r , # VCO nMUXOUTCPOUTLDSWVCOMTEMPREFINCLKDATALEAVDDSDVDDDVDDVPAGNDCE DGND CPGNDSDGNDAGNDVCORSETVVCOVTUNEVREF
5、RFOUTA+RFOUTARFOUTB+RFOUTBVCOCOREPHASECOMPARATORFLOSWITCHCHARGEPUMPOUTPUTSTAGEOUTPUTSTAGEPDBRFMULTIPLEXERMULTIPLEXER10-BIT RCOUNTER2DIVIDER2DOUBLERFUNCTIONLATCHDATA REGISTERINTEGERREGN COUNTERFRACTIONREGTHIRD-ORDERFRACTIONALINTERPOLATORMODULUSREGMULTIPLEXERLOCKDETECT1/2/4/8/16ADF435007325-001n 18j 1
6、 188j 2 188j 3 208j 4 208j 5 20T 21RF r CT 21 . 21 J Jt . 2112 WJ . 21iL I X . 22 z 22zI 8j 22zV . 22z _ sp . 23 23 C m . 24N 24 25 N . 25 h . 26 * PCB“ : 3 . 26| 27k 28 3 28, . 1 . 1 . 1 n . 1 O . 20 . 3I, 5(Lw. . 696 6ESD . 6 . 7U, 9 _ 11| t 11RFNt 11INT FRAC MOD Rt 2# 11 Nt U 11Rt . 11l lN (PFD)
7、- 11MUXOUT LOCK 12| N 8j . 12J U 12VCO 12| * 138j n 148j 0 18 O 2008 N 11 0T# dADF4350Rev. 0 | Page 2 of 28W 1B * I r /eLm LwREFIN, | r 10 105 MHz U f t |i| 6 mAIVCO470 80 mA IRFOUT421 26 mA RF| * WJ| U 7 1000 A RF|, Lw VCO| r 4400 MHz Lm VCO| r 2200 MHz p VCO UQt ILm VCO| r 137.5 MHz 2200 MHz p|5 1
8、6t VCO 3 33 MHz/V x ) 8* 1 MHz/V ) 8* 90 kHz 2.00 VSWRpt)R* 19 dBc p VCO|pt) R* 13 dBc p VCO|pt)R* 20 dBc t VCO|pt) R* 10 dBc t VCO|Lm RF| r54 dBm 3dB WJLw RF| r55 dBm | rp 1 dB Lm VCO 0.5 V Lw VCO 2.5 V 0#e 7 AVDD= DVDD= VVCO= SDVDD= VP= 3.3 V 10% AGND = DGND = 0 V TA= TMIN TMAXUT40C +85CADF4350Rev
9、. 0 | Page 3 of 28B * I r /eLm Lw/3, VCON/3 689 dBc/Hz 10 kHz N 2.2 GHzp114 dBc/Hz 100 kHz N 2.2 GHzp134 dBc/Hz 1 MHz N 2.2 GHzp148 dBc/Hz 5 MHz N 2.2 GHzp86 dBc/Hz 10 kHz N 3.3 GHzp111 dBc/Hz 100 kHz N 3.3 GHzp134 dBc/Hz 1 MHz N 3.3 GHzp145 dBc/Hz 5 MHz N 3.3 GHzp83 dBc/Hz 10 kHz N 4.4 GHzp110 dBc/
10、Hz 100 kHz N 4.4 GHzp132 dBc/Hz 1 MHz N 4.4 GHzp145 dBc/Hz 5 MHz N 4.4 GHzpCC| N(/37213 dBc/Hz | N/3897 dBc/Hz 3 kHz N 2113.5 MHzpt )90.5 ps PFD r 70 dBc Q RF |I 40 dBm 1 A AVDD/2 2ZW“ : # Wl T2 q3N ICPQ _:n rT 4TA= 25C AVDD= DVDD= VVCO= 3.3 Vt = 8/9 fREFIN= 100 MHz fPFD= 25 MHz fRF= 4.4 GHz550 F VV
11、CO 50 rI RF| |N6VCO/3 8I r0 7 W N/3 : : VCO| | N/3 I iQ0U 213 + 10log(fPFD) + 20logN_L/3 U8fREFIN= 100 MHz fPFD= 25 MHz N r = 10 kHz VCO r = 4227 MHzQ t | RFOUT= 2113.5 MHz N = 169 _| = 40 kHz ICP= 313 A/3 U/3_ EVAL-ADF4350EB1Z Agilent E5052AtO9fREFIN= 100 MHz fPFD= 25 MHz VCO r = 4400 MHz RFOUT= 44
12、00 MHz N = 176 _| = 40 kHz ICP= 313 A/3 U/3_ EVAL-ADF4350EB1Z Agilent E5052AtOADF4350 Rev. 0 | Page 4 of 28W 2 L B * lI r /et1 20 ns(Lm )LE“I Xt2 10 ns(Lm ) DATA CLK“I Xt3 ns(Lm ) DATA CLK I Xt4 25 ns(Lm ) CLK I Xt5 ns(Lm ) CLK I Xt6 10 ns(Lm ) CLK LE“I Xt7 20 ns(Lm )LE CLKDATALELEDB31 (MSB) DB30DB1
13、(CONTROL BIT C2)DB2(CONTROL BIT C3)DB0 (LSB)(CONTROL BIT C1)t1t2t3t7t6t4t507325-002n 2. InI, #e 7 AVDD= DVDD= VVCO= SDVDD= VP= 3.3 V 10% AGND = DGND = 0 VQ 1.8 V 3 V ! TA= TMIN TMAXADF4350Rev. 0 | Page 5 of 28ESD ADF4350Rev. 0 | Page 6 of 28 (Lw.#e 7 TA= 25C j (Lw. W r _. $ ru Ir0( 0T U (Lw.I r0UZ r
14、 W M ( r RF # _ ESD.m 0.5 kVESD( c ) I bToA96 24202 (CMOS) 918 ( )ESD( c ) r| r _ W % g 0c6( _ ESDI r W zO bESDToAF r 0 ?W 3 .AVDD GND10.3 V +3.9 V AVDD DVDD0.3 V +0.3 V VVCO GND 0.3 V +3.9 V VVCO AVDD0.3 V +0.3 V 4 I/O GND 0.3 V VDD + 0.3 V F I/O GND 0.3 V VDD + 0.3 V REFIN GND 0.3 V VDD + 0.3 V UT
15、 40C +85C j0I )2.952.962.972.982.993.003.013.02FREQUENCY (GHz)CSR OFFCSR ON0 100 200 300TIME (s)400 500 60007325-039n 15. CSR 8 2? g 0 100 MHzL (W 3070 MHz 2970 MHz)I XPFD = 25 MHz ICP= 313 A _ sp | = 20 kHzADF4350 Rev. 0 | Page 10 of 28U3CLR2Q2D2U2DOWNUPHIGHHIGHCPIN+INCHARGEPUMPDELAYCLR1Q1D1U107325
16、-00707325-005BUFFERTO R COUNTERREFIN100kNCSW2SW3NONCSW1POWER-DOWNCONTROLn 16. | *n 17. RF INTt n 18. Vjn ADF4350Rev. 0 | Page 11 of 28 _ | t!| * n 16V SW1 SW2? 82SW3 8 2 SW3? SW1 SW28 2 X REFIN THIRD-ORDERFRACTIONALINTERPOLATORFRACVALUEMODREGINTREGRF N DIVIDER N = INT + FRAC/MODFROMVCO OUTPUT/OUTPUT
17、 DIVIDERS TO PFDN COUNTER07325-006 Nt U U FRAC = 0 P 8j 2 (LDF) DB8“ 16 rU Nt U 2 N4 8j 2 (LDF) DB8“ 1R : 10 R : W&t| r (REFIN)4PFD It 2 W 1 1023l lN (PFD) - l lN (PFD) t R : N : | 4N r2 |n 18_ l lN Vjn PFD C& r“R 3 nsO W PFD/g vW85C J RF N t RF Nt W PLLR _ 5Ct 2t 2Ot INT FRAC MOD &INT FRAC MOD Rt 2
18、# INT FRAC MOD $ R : W4 X PFD rt| rX g o “RF r CT ”t RF VCO r (RFOUT)URFOUT= fPFD (INT + (FRAC/MOD) (1) RFOUT_ f (VCO)| rINT_ 16 : “t 2 (4/5t 2365535 8/9t 75 65,535) MOD_“m (2 4095) FRAC_mt t1 (0 MOD 1)fPFD= REFIN (1 + D)/(R (1 + T) (2)REFIN_ | rD_ REFIN T_ REFIN2t (0 1)R_ 10 WJ Jt “t 2 (11023)2.82.
19、42.01.60.81.20.4018002000220024002600280030003200340036003800400042004400460007325-009FREQUENCY (MHz)VTUNE(V)07325-008DGNDDVDDCONTROLMUXMUXOUTANALOG LOCK DETECTDIGITAL LOCK DETECTR COUNTER OUTPUTN COUNTER OUTPUTDGNDRESERVEDTHREE-STATE-OUTPUTDVDDR COUNTER INPUTADF4350Rev. 0 | Page 12 of 28 MUXOUT LOC
20、K ADF4350| _ a MUXOUT M3 M2 M1 f (X g on 26)n19 nUBV MUXOUTt8j 4 (R4)t 5:_ I r_ 8j 2 (R2) DB13VCOADF4350 VCO VCOG VCOQ16 n 20VM rT8 VCO 3 (KV)6 mN/3 I 8j 0 (R0)I VCO 5 !25 VCO VCO 5 10 PFD 5It VCO VTUNE _ sp | 8 R : U 5 !I Rt | CWJt 1 255t 8j 4 (R4) BS8:BS1 f PFD r 125 kHzI“t 2 5 5AI X5 PLLU Nt VCO|
21、 I KVT 33 MHz/V O#D U Nt RFt | ) 8j 4 (R4)J D12:D105*6 D|t ADF4350 M _ ICP KV N LmW8 _| NW 5. C3 C2 C1W f8j C3 C2 C1 0 0 0 8j 0 (R0)0 0 1 8j 1 (R1)0 1 0 8j 2 (R2)0 1 1 8j 3 (R3)1 0 0 8j 4 (R4)1 0 1 8j 5 (R5)| N 8j ADF43504t C 10 RF R : C 16 RF N : C 12 FRAC : C 12 : CLK 7I| 32N 8j | U_ MSB6 LE 7IWN
22、8j/| Cj C #Tj N 8j f) C3 C2 C1* &u f_ 3LSB DB2 DB1 DB0 n 2VW 5uWn 23: uj JUJ U!W 5 n 23n 29BV “ ADF4350J UADF4350 “ NRt : J J 2t A“j# r2Q “B4 Z ro6ZW b 8j j r RB R0CRU IB 8j 0 (R0) Gn 19. MUXOUT nn 20. VTUNE r2#VCORFOUTA+ RFOUTABUFFER/DIVIDE-BY-1/2/4/8/1607325-010807060504030201002.0 2.2 2.4 2.6 2.8
23、 3.0 3.2 3.4 3.6 3.8 4.0 4.2 4.4 4.607325-133VCO SENSITIVITY(MHz/V)FREQUENCY (GHz)n 21. KV r2#n 22. | * ADF4350Rev. 0 | Page 13 of 28VTUNE XNI VCO KVN rT ) P|t N* |Y 33 MHz/V_L KVzL )n 21BV KV VCO N $ )QO|“ :I W aQOn| * ADF4350 RFOUTA+ RFOUTA VCO | NPNt # n 22V | r X2# WZW 8j 4 (R4) D2:D1“t A W“ AQ
24、50 F AVDDN j A 50 Iu A tZ5 4 dBm 1 dBm +2 dBm +5 dBm| r O: W _|jC1 + 1:1N 180| ) o “| ”t*UQu|6L E| *dC VVCON t AQ|BYQ|N _ RFOUTB+ RFOUTB jC| * W5Gt| _I W2ADF4350 7C, _ W N RF| * A4 _ rMDO, WZW 8j 4 (R4) “ | ”(MTLD)Q& r# ADF4350 VTUNEW N g 0 N VTUNEe (“ 4/5ILw RF r 3 GHzzO ADF4350U rW 3 GHzIB “ 8/9t
25、L INT P 4/5I NMIN 23 P 8/9I NMIN 75ADF4350 8j 1 PR1“t 12N u f GN44Bm 8j 1“ MOD4“ RF|NW 0 360tP r 360/MODX g o “N ”t RF J XN2#_2uN Wm Rtm o “ C m ”tUN )Q zq N4“ 112 MOD O WJ 8j “m ( PFD r RF| Z tP r2X g o “RF r CT ”t8j 2 f! C3:C1“ 0 1 0I W 8j 2 Jn26BVO 8j J| U/3 U!ADF4350/3 U 8j 2 DB30 DB29 f) on 26*
26、/3 U“ : N/3 5L “ Q Qm /3 Q /38_ /3zO r M PLL?| zCQOU _| _w RFOUTZ tP r (fRES) 1/10 _| _ sp F iO _| N L E/3 WQL/3“O“ 8 P -UQ/3 L E v _ sp | OIO“e r /3 sp 6 i ZWU, W W-CDMA“/3 “sUMUXOUT _ DB28:DB26 f) on 26* J ! DB25“ 0I REFIN 10-bit Rt O“ 1I REFIN r G 10-bit Rt I REFIN0 _m r PFD| s Q IREFIN 7 0 )_ PFD| s ADF4350Rev. 0 | Page 19 of 28Q P5L UI| N/3 REFIN c2 45% 55%T REFIN c2N/3 0 W s 5 dBL/3 U0j P IN/3 REFIN c2 Q ILw REFIN r 30 MHzRDIV2 DB24“ 1I Rt PFD X Ct ) w REFINLw| rO Q PFD| c2 50% iL_B210 Rt 10 Rt W&t| r (REFIN)4PFD It 2 W 1 1023 !DB13Q 8j 4 DB22:DB20 “t 5 ”t U - A“! DB12:DB09
