高阶调制信号发生器原理图

1、112233445566778899101011111212DDCCB BAATitle NumberRevisionSize A1Date:2014/11/13Sheet ofFile:E:研三6626_AD9857信号发生器.SchDocDrawn By:D131D122D113D104D95D86D77DVDD 8DVDD 9DVDD 10DGND 11DGND 12DGND 13D614D515D416D317D218D119D020P S 121P S 222C S 23S C L K 24S D I O 25S D 026S Y N C I O 27D G N D 28D G N

2、D 29D G N D 30D V D D 31D V D D 32D V D D 33N C 34A V D D 35A G N D 36A V D D 37A V D D 38A G N D 39A G N D40NC41AGND 42AVDD 43AGND 44IOUT 45/IOUT 46AGND 47AVDD 48DAC_BP 49DAC_RSET 50NC51NC 52AGND 53AVDD 54PLL_FILTER55AGND 56NC 57AVDD 58AGND 59DIFFCLKEN60A G N D61R E F C L K 62R E F C L K 63A V D D

3、64A G N D 65D P D 66R E S E T 67P L L _C L O C K 68C I C _O V E R F L 69D G N D 70D G N D 71D G N D 72D V D D 73D V D D 74D V D D 75D G N D 76D G N D 77D G N D 78P D C L K F U D 79T x E N A B L E 80U7AD9857112233445566T1T1-1T-KK81+NC1GND 2CLK 3VCC 4X1XTAL4AGND AGNDAVDDREFCLK R E F C L KD S P _G P I

4、O 4/REFCLKR1RESR3RESAGNDAVDDAD9857差分时钟输入电路112233445566T2T1-1T-KK81+IOUTIOUT /IOUT /IOUT+C250.1FAGNDR8RESAGNDC2033pF C2115pF C225.6pF L168nHL2100nH L3120nH C2622pFC2726pFC2827pFC2928pFP1BNCAD9857差分信号输出电路D S P _G P I O 5D S P _G P I O 6C S S C L K S D I O S D O S Y N C I ODGNDAGNDDVDD AVDD AGNDAVDDAGN

5、DAVDDAGNDAVDD C40104R233.9K 12P I NJ4R173.9K AGNDAGNDR161.3KC30104AGND AGND AVDD123J3AVDD AGND AGNDAGNDR233C9100nFD S P _X F D S P _I N T 0AVDDAGND AGNDR E S E T R E F C L K AD9857_D0.13DVDD DGND Y11A12B13Y24A25B26GND 7A38B39Y310A411B412Y413VCC 14U3DM74LS02AVDDAVDDAGNDDSP_AWE DSP_CE2/OE 1D02GND 10LE

6、 11Q712Q613Q514Q415Q316Q217Q118Q019VCC 20D13D24D35D46D57D68D79U174HC573/OE 1D02GND 10LE 11Q712Q613Q514Q415Q316Q217Q118Q019VCC 20D13D24D35D46D57D68D79U574HC573LEAD9857_D0AD9857_D1AD9857_D2AD9857_D3AD9857_D4AD9857_D5AD9857_D6AD9857_D7AD9857_D8AD9857_D9AD9857_D10AD9857_D11AD9857_D12AD9857_D13LE LE AD98

7、57_D0AD9857_D1AD9857_D2AD9857_D3AD9857_D4AD9857_D5AD9857_D6AD9857_D7AD9857_D8AD9857_D9AD9857_D10AD9857_D11AD9857_D12AD9857_D13AVDDAVDD AD9857_D0.13DSP_D0DSP_D1DSP_D2DSP_D3DSP_D4DSP_D5DSP_D6DSP_D7DSP_D8DSP_D9DSP_D10DSP_D11DSP_D12DSP_D13AGNDAGNDAGNDAGNDDSP_D0.1312P I NJ2AD9857模块TCK 85TDI82TDO81TMS86TR

8、ST84EMU079EMU1/OFF80JTAGA 055A 154A 252A 351A 450A 548A 647A 746A 844A 943A 1042A 1140A 1239A 1338D 057D 158D 259D 361D 462D 563D 665D 766D 867D 969D 1070D 1171D 1274D 1375D 1476D 1577C 016C 117C 219C 320C 421C 522C 623C 725C 826C 927C 1034C 1128C 1232C 1335C 1431PARALLEL BUSINT093INT194INT296INT397

9、INT499RESET91I N T R ST GPIO012GPIO110GPIO29GPIO3143GPIO4142GPIO6141GPIO76XF101B I TI ODP 3DN4PU2U S B AIN0105AIN1106A D C V D D 18C V D D 29C V D D 41C V D D 68C V D D 78C V D D 83u s b p V D D 95C V D D 118C V D D 132C V D D 30C V D D 53C V D D 87R C V D D 110R D V D D 109V S S 1V S S 7V S S 11V S

10、 S 33V S S 36V S S 37V S S 45V S S 60V S S 64V S S 73u s b V S S 92V S S 100V S S 102V S S 113V S S 114V S S 115V S S 122V S S 138V S S 144A D V S S 103A V S S108D V D D 8D V D D 24D V D D 49D V D D 56D V D D 72D V D D 88D V D D 98D V D D 126D V D D139A D V D D 104A V D D 107u s b V D D 5POWER / GRO

11、UNDCLKOUT 15X2/CLKIN13X114RTCINX1112RTCINX2111TIN/TOUT0140SDA 89SCL90CLKTIMER RTC I2CCLKR0137DR0135FSR0136CLKX0134DX0131FSX0133S10/CLKR1130S11/DR1128S12/FSR1129S13/DX1124S14/CLKX1127S15/FSX1125S20/CLKR2123S21/DR2120S22/FSR2121S23/DX2116S24/CLKX2119S25/FSX2117MC BS PTMS320VC5509A PGE 31U10TMS320VC550

12、9A PGE 31D S P _D 0D S P _D 1D S P _D 2D S P _D 3D S P _D 4D S P _D 5D S P _D 6D S P _D 7D S P _D 8D S P _D 9D S P _D 10D S P _D 11D S P _D 12D S P _D 13D S P _D 14D S P _D 15D S P _D 015D S P _C L K ME M D S P _S D A 10D S P _S D C A S D S P _S D R A S D S P _E M IF B E 1D S P _E M I F B E 0D S P _

13、C E 3D S P _C E 2D S P _C E 1D S P _C E 0D S P _A R D Y D S P _A W E D S P _A O E D S P _A R ED S P _S D WE E M IF 015DSP_AWEDSP_AWEDSP_CE2DSP_CE2D S P _A 0D S P _A 1D S P _A 2D S P _A 3D S P _A 4D S P _A 5D S P _A 6D S P _A 7D S P _A 8D S P _A 9D S P _A 10D S P _A 11D S P _A 12D S P _A 13D S P _A 0

14、13DSP_X1DSP_X2DSP_RTCX2DSP_RTCX1SCLK SDO SYNCIO SDIO DSP_TCK DSP_TDI DSP_TDO DSP_TMS DSP_/TRST DSP_EMU0DSP_EMU1DSP_INT0DSP_#RESETDSP_INT1DSP_INT2DSP_INT3DSP_INT4DSP_#RESET DSP_GPIO0DSP_GPIO1DSP_GPIO2DSP_GPIO3DSP_GPIO4DSP_GPIO5DSP_GPIO6DSP_XFCVDDDGNDDVDDKey6MR 1VCC 2GND 3PFI 4PFO 56RST 7RST 8U8SP708R

15、DGNDRESETDSP_#RESETDVDDC4822pF DGND1232.768KY1XTAL 1212MY2XTAL C4922pFC5122pFC5022pFC5222pF DGNDDGND DSP_X2DSP_X1DSP_RTCX1DSP_RTCX2TMS1TRST 2TDI 3GND 4PD(Vcc5TDO7GND 8TCK_RET 9GND 10TCK 11GND 12EMU013EMU114J10DSP JTAGR2710KR2610KDVDD DSP_TMSDSP_TDI DSP_TDO DSP_EMU0DSP_EMU1R2810K R2910KDSP_/TRST DSP_

16、TCK DGNDDGNDDVDD DVDDDGNDDSP_TDO DSP_TDI DSP_TMS DSP_TCK DSP_/TRST DSP_EMU0DSP_EMU1DSP_TCK DSP_TDI DSP_TDO DSP_TMS DSP_/TRST DSP_EMU0DSP_EMU1DSP_TDO DSP_TDI DSP_TMS DSP_TCK DSP_/TRST DSP_EMU0DSP_EMU1JA TG&复位电路&时钟电路C16104VIN3G N D1VOUT2U2SPX1117-3.3VIN3G N D1VOUT2U4SPX1117-1.812F BFB12.2uHC13

17、104DVDDC24104CVDDC32104AVDDVDD5V112233J1POWERSW1R151k12LED7LEDDVDD R141K12LED6LEDCVDDR131k 12LED5LEDAVDD+C1910nF+C2310nF+C1210nF+C3110nFDGNDDGNDDGND DGNDDGNDDGND AGNDAGNDC33104C34104C35104C36104C37104C38104C44104C45104C46104C47104C39104C43104C42104C41104DGNDDVDDCVDDDGND 电源模块123JA3GP3123JA4GP4R71KR12

18、1KGPIO1GPIO2123JA1GP1123JA2GP2R91KR101KR111KGPIO3GPIO0R61KR51KR41K12LED1LED12LED2LED12LED3LED12LED4LEDDGNDDVDD DVDDDVDDDGNDDGNDDGNDGPIO0GPIO1GPIO2GPIO3GPIO4GPIO5GPIO6DSP_GPIO0DSP_GPIO1DSP_GPIO2DSP_GPIO3DSP_GPIO4DSP_GPIO5DSP_GPIO6GPIO0GPIO1GPIO2GPIO3GPIO4GPIO5GPIO6G P I O 5GPIO 模块二次加载方式选择P S 1P S 2C2

19、104C4104C6104C8104C11104C15104C7104C10104C14104C17104C18104C5104C3104C1104DGND DVDDAVDDDGND SCLKSDIO SDO SYNCIODSP_XF DSP_INT0RESET DSP_GPIO4/REFCLK REFCLK 12PIN J612345678910J512PINJ712PINJ8DSP_GPIO6DSP_GPIO5/CSC S PS2PS1/CSDGND DGND DGND123456789101112J9DSP_CLKR1DSP_DR1DSP_FSR1DSP_DX1DSP_CLKX1DSP_FSX1DSP_CLKR2DSP_DR2DSP_DX2DSP_CLKX2DSP_FSX2DSP_FSR2DSP_CLKR1DSP_DR1DSP_FSR1DSP_DX1DSP_CLKX1DSP_FSX1DSP_CLKR2DSP_DR2DSP_DX2DSP_CLKX2DSP_FSX2DSP_FSR2Key1Key2Key3Key4Key5R2210KR2110KR2010KR1910KR1810KDGNDDVDDDSP_INT0DSP_INT1DS