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Analog Devices AD9284-250EBZ, User Manual

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Analog Devices AD9284-250EBZ User Manual Download Page 21

AD9284-250EBZ User Guide

UG-178

Rev. A | Page 21 of 24

6

09

22

8-0

25

Figure 25. Bottom Side

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Summary of Contents for AD9284-250EBZ

Page 1: ...C ADC EVALCZ FPGA based data capture kit SOFTWARE NEEDED VisualAnalog SPIController DOCUMENTS NEEDED AD9284 data sheet HSC ADC EVALCZ data sheet AN 905 ApplicationNote VisualAnalog Converter Evaluatio...

Page 2: ...Default Operation and Jumper Selection Settings 4 Evaluation Board Software Quick Start Procedures 5 Configuring the Board 5 Using the Software for Testing 5 Evaluation Board Schematics and Artwork 9...

Page 3: ...at J101 The 6 V supply is fused and conditioned on the PCB before connecting to the low dropout linear regulators default configuration that supply the proper bias to each of the various sections on...

Page 4: ...ence This sets the analog input span to 1 5 V p p RBIAS RBIAS has a default setting of 10 k R206 to ground and is used to set the ADC core bias current Note that using a resistor value other than a 10...

Page 5: ...0 terminations and an appropriate center frequency Analog Devices uses TTE Allen Avionics and K L band pass filters USING THE SOFTWARE FOR TESTING Setting Up the ADC Data Capture After configuring the...

Page 6: ...UG 178 AD9284 250EBZ User Guide Rev A Page 6 of 24 09228 006 Figure 6 VisualAnalog Main Window...

Page 7: ...button in the SPIController window see Figure 8 09228 008 Figure 8 SPIController New DUT Button 3 In the ADCBase 0 tab of the SPIController window you can access all global register settings see Figur...

Page 8: ...nary by default Repeat for the other channel If the FFT appears normal but the performance is poor check the following Make sure an appropriate filter is used on the analog input Make sure the signal...

Page 9: ...1 8 R7 1 6A 3 3V_CLK_REG 39OHM 3 3V_AMPVDD_REG 39OHM AVDD_BENCH 39OHM DRVDD_BENCH 39OHM 39OHM 39OHM AVDD_REG 39OHM DRVDD_REG 39OHM 300 0 0 100K 100K E102 1 2 E101 1 2 C101 F101 CR101 C A FL101 R101 C...

Page 10: ...REEL7 AVDD AVDD AVDD AVDD AVDD DRVDD 0 1UF AVDD AVDD DRVDD DRVDD BLK SDIO_DUT DRVDD SAMTECTSW10608GS3PIN D0B_D0M D1B_D0P D2B_D1M D3B_D1P D6A_D7M SCLK_DUT_CMOS_LVDS DRVDD SCLK_DUT SAMTECTSW10608GS3PIN...

Page 11: ...302 R303 R304 R301 C302 4 6 5 2 3 1 U302 R306 R307 100K 100K 100K 10K 10K 10K 1 1K 1 1K 1 1K 0 0 0 SCLK_DUT CSB_DUT SCLK_DUT_1P8 CSB_DUT_1P8 SDIO_DUT_1P8 SDIO_DUT USB_SCLK SPI_DVDD 3 3V_CLK SPI_DVDD U...

Page 12: ...3 R406 R448 R412 R413 R410 C405 R407 R411 R409 R408 5 4 3 1 T403 5 4 3 1 T402 6 4 2 3 1 T401 R405 C401 R403 C402 R401 R404 R402 5 4 3 2 1 J401 5 4 3 2 1 J402 0 DNI 0 0 0 DNI DNI TBD0402 DNI TBD0402 AD...

Page 13: ...2 1 J503 5 4 3 2 1 J504 1 3 6 4 5 2 T504 C512 TP502 R515 C506 R506 R505 R509 C507 R512 C508 R510 R507 R508 C505 6 4 2 3 1 T501 T502 R503 C501 R504 C504 C502 TP501 R501 5 4 3 2 1 J501 5 4 3 2 1 J502 R5...

Page 14: ...02 R601 R602 9 8 RN601 10 7 RN601 9 8 RN602 16 1 RN602 11 6 RN601 12 5 RN601 13 4 RN601 14 3 RN601 15 2 RN601 16 1 RN601 0 DCO_A O_DCO_A 0 DCO_B O_DCO_B 0 D7A_D7P O_D7A 0 D6A_D7M O_D6A 0 D5A_D6P O_D5A...

Page 15: ...6 B5 B4 B3 B2 B1 P2 BG10 BG9 BG8 BG7 BG6 BG5 BG4 BG3 BG2 BG1 P1 DG10 DG9 DG8 DG7 DG6 DG5 DG4 DG3 DG2 DG1 P1 O_DCO_B O_D0B O_D2B O_D4B O_D6B O_D0A O_D2A O_D4A O_DCO_A O_D1B O_D3B O_D5B O_D7B O_D1A O_D3...

Page 16: ...UG 178 AD9284 250EBZ User Guide Rev A Page 16 of 24 09228 020 Figure 20 Top Side...

Page 17: ...AD9284 250EBZ User Guide UG 178 Rev A Page 17 of 24 09228 021 Figure 21 Ground Plane Layer 2...

Page 18: ...UG 178 AD9284 250EBZ User Guide Rev A Page 18 of 24 09228 022 Figure 22 Power Plane Layer 3...

Page 19: ...AD9284 250EBZ User Guide UG 178 Rev A Page 19 of 24 09228 023 Figure 23 Power Plane Layer 4...

Page 20: ...UG 178 AD9284 250EBZ User Guide Rev A Page 20 of 24 09228 024 Figure 24 Ground Plane Layer 5...

Page 21: ...AD9284 250EBZ User Guide UG 178 Rev A Page 21 of 24 6 09228 025 Figure 25 Bottom Side...

Page 22: ...RA 1 CR501 RF Schottky diode MINIPAK1412 HMPS 2822 BLK Avago HSMS 2812BLK 7 E101 E102 E105 E107 E109 E111 E112 Inductor 0805 ferrite bead 100 MHz Panasonic EXC ML20A390U 1 F101 Fuse F1812 polyswitch P...

Page 23: ...2RKF2000X 2 R505 R506 Precision thick film chip R0402 resistor 24 9 Panasonic ERJ 2RKF24R9X 2 RN601 RN602 Network 16 pin 8res RESNET16 surface mount resistor 0 Panasonic EXB 2HVR000V 2 T401 T404 XFMR...

Page 24: ...any reason Upon discontinuation of use of the Evaluation Board or termination of this Agreement Customer agrees to promptly return the Evaluation Board to ADI ADDITIONAL RESTRICTIONS Customer may not...

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