ADC08D1500DEV/NOPB National Semiconductor, ADC08D1500DEV/NOPB Datasheet
ADC08D1500DEV/NOPB
Specifications of ADC08D1500DEV/NOPB
Available stocks
Related parts for ADC08D1500DEV/NOPB
ADC08D1500DEV/NOPB Summary of contents
Page 1
... Development Board Instruction Manual ADC08D1500DEV - Dual 8-Bit, 1.5 GSPS, 1.8W A/D Converter with Xilinx Virtex 4 (XC4VLX15) FPGA © Copyright 2006 National Semiconductor Corporation June 9, 2006 Revision B ...
Page 2
ADC08D1500EVAL BOARD USER MANUAL – TABLE OF CONTENTS ADC08D1500EVAL BOARD USER MANUAL – TABLE OF CONTENTS ................................................. 2 1.0 Introduction ........................................................................................................................................... 3 2.0 Board Assembly .................................................................................................................................... 3 3.0 Quick Start ............................................................................................................................................ 3 4.0 Functional Description .......................................................................................................................... 4 4.1 Input circuitry ...
Page 3
... Introduction The ADC08D1500DEV Board is designed to allow quick evaluation and design development of National Semiconductor’s ADC08D1500 8-bit Analog-to-Digital Converter. This device is specified for 1.5 GSPS operation in 2 channel mode or it can be configured as a 3GSPS Converter in Dual Edge Sampling mode (DES) This development board is designed to function ...
Page 4
Quick Start Refer to Figure 1 for locations of the power connection, signal input and USB port. IMPORTANT NOTE: Install the Wavevision 4 Software before connecting this product to the PC. See Appendix B – Installing Wavevision. For quick ...
Page 5
Power Requirements The power supply requirement ADC08D1500 Evaluation Board is 12V at 800mA. Most of the regulators on board are switching regulators for increased power efficiency. The board typically draws around 500mA but it is always good practice to ...
Page 6
Schematic Drawing ADC08D1500DEV – Onboard Clock (VCO + PLL ...
Page 7
Schematic Drawing ADC08D1500DEV – Analog Inputs (I,Q) & Digital Trigger Input ...
Page 8
Schematic Drawing ADC08D1500DEV – ADC connected to Virtex4 FPGA 8 ...
Page 9
Schematic Drawing ADC08D1500DEV – USB Interface HEADER JTAG AVCC 5 VCC4 1 VCC3 21 VCC2 41 VCC1 61 IO 1.8V - BANK1 CMOS 3.3V - BANK2 1 AGND 8 GND8 80 GND7 72 ...
Page 10
Schematic Drawing ADC08D1500DEV – Power Supplies ...
Page 11
Schematic Drawing ADC08D1500DEV – Power Supplies FEEDBACK RREN BOOST C 3 PUT IN 2 _OUT ITCH ...
Page 12
Schematic Drawing ADC08D1500DEV – Expansion Header Interface 12 ...
Page 13
... L2 CM CHOKE 37 5 L3,L4,L5,L6,L16 10uH 8.2uH THIS DOCUMENT CONTAINS INFORMATION PROPRIETARY TO NATIONAL SEMICONDUCTOR CORPORATION. USE OR DISCLOSURE WITHOUT WRITTEN PERMISSION IS EXPRESSLY FORBIDDEN. Assembly Revision: Pre- Last Updated: Production Schematic Revision: 1.1 Description Manufacturer Capacitor, SMT 0603, MLC, NPO, 5%, 50V Panasonic Capacitor, SMT 0603, MLC, NPO, 5%, 50V ...
Page 14
... IC REG SIMPLE SWITCHER TO-263-7 NSC IC REGULATOR MICROPWR LDO 8-SOIC NSC IC REGULATOR MICROPWR LDO 8-SOIC NSC IC REG 3.3V 800MA LDO SOT-223 National Semiconductor IC INVERTER BUFF/DRVR SOT-23-5 TI LM321 Low POwer Single Op-Amp National LED 3MM 2-HIGH GREEN/GREEN PCMNT Lumex LED 3MM RA FAULT-IND GRN PC MNT ...
Page 15
Using the Wavevision4 software with the ADC08D1500DEV IMPORTANT NOTE: Before connecting this board to the PC, please install the Wavevision 4 Software from the CDROM included with the development kit. (See Appendix B) Connecting the Development Board before installation ...
Page 16
If the board is connected correctly the following popup box should appear to indicate that the board has been recognized and the firmware for the FPGA is being downloaded over the USB interface If the “Downloading firmware” box does not ...
Page 17
If the board has not been detected click the “Test” button under the Communication heading and the development board should be found. If the communications fail, check that the USB drivers are installed correctly, then disconnect and re-connect the USB ...
Page 18
Hardware/Serial Control Hardware Pin Control – The ADC is controlled by the logic states on the dedicated control pins. The logic on these pins is determined by the setting of OUTV, OUTEDGE, DDR, DES and FSR below. Serial Register Program ...
Page 19
DC_Coup AC Coupling – The I Channel is AC coupled to the ADCs input DC Coupling – The I Channel is DC coupled to the ADCs input (not available on AC only model) Ext_Clock Internal Clock – The ADC is ...
Page 20
Capturing Waveforms When the ADC has been configured as required, the selected input(s) can be sampled by clicking the “Acquire” pull-down menu and selecting “Samples”. Alternatively press F1 then the Escape key. 10.0 Appendix A - Hardware Information 10.1 ...
Page 21
Expansion Header A 72 pin Future Bus Expansion Header is provided on the rear panel to allow easy connection to a third party microprocessor board to allow for the reading and analysis of the data captured by the FPGA. ...
Page 22
System Block Diagram 22 ...
Page 23
Appendix B - Installing and running the Wavevision 4 software 11.1 Install the WaveVision Software. • Insert the WaveVision CD-ROM into your computer’s CD-ROM drive. • The WaveVision software requires a Java™ Runtime Environment or Java™ Development Kit, version ...
Page 24
Appendix C - Using WaveVision Plots The WaveVision software provides several tools to help you interact with plots. A toolbar appears above each plot, similar to Figure 4. Figure 4: WaveVision Plot Tools Seen from left to right, the ...
Page 25
... SNR, SINAD, THD, SFDR, and ENOB. These statistics are to be interpreted with the following definitions (which are repeated in every National Semiconductor ADC datasheet): Signal to Noise Ratio (SNR) is the ratio, expressed in dB, of the RMS value of the input signal to the RMS value of the sum of all other spectral components below one-half the sampling frequency, not including harmonics or DC ...
Page 26
Histogram Plots Histogram plots are created by counting the number of times each ADC output code appears in a dataset. Histograms may be computed by software hardware. A software histogram is computed from a dataset which is normally ...
Page 27
... European EMC Directive 89/336/EEC, or for compliance with any other electromagnetic compatibility requirements. National Semiconductor Corporation does not assume any responsibility for use of any circuitry or software supplied or described. No circuit patent licenses are implied ...