Preliminary Product InformationThis document contains information for a new product.Cirrus Logic reserves the right to modify this product without not
CDB5451A10 DS458DB3IN3-IN3+VI N3-VI N3+/GAI NSEFSOSDOSCLKXI NOWRSVI N1+VI N1-IIN1+IIN1-VI N2+VI N2-IIN2+IIN2-/ RESETDo Not Popul ate+3V3. 0V+5V_ I N+5
CDB5451ADS458DB3 11GND1234J274321J261234J25IN3-IN3+VI N3-VI N3+VI N1+VI N1-IIN1+IIN1-VI N2+VI N2-IIN2+IIN2-TP68TP69TP70TP71TP64TP65TP66TP67BNC_RAJ9R25
CDB5451A12 DS458DB3SDOSCLKFSOSE/GAI N/RESETOWRSGNDSW_B3W_1100S1R35 10KR34 10KD+D+470R1110KR54. 7KR14R8470GNDGND.1UFC43GND1Y41Y31Y21Y11A41A31A21A1VCC 1
CDB5451ADS458DB3 133. SOFTWAREThe evaluation software was developed with LabWindows/CVI™, a software development packagefrom National Instruments. Th
CDB5451A14 DS458DB33.2.2 The Start-Up WindowWhen the software first executes, the user shouldsee the Start-Up Window appear on the user’s PCmonitor.
CDB5451ADS458DB3 153.2.3 The Conversion WindowRefer to Figure 5. After the user presses on thegreen-colored “START” button in this window, thesoftwar
CDB5451A16 DS458DB33.2.3.1. Last Value The first column is labelled as “Last Value.” Thevalue in this box represents the value of the verylast inst
CDB5451ADS458DB3 173.2.4.2. Time Domain / FFT / Histogram SelectorThis selector button is located just to the right of theCollect Button. The label
CDB5451A18 DS458DB33.2.5.4. Histogram Bin WidthThis box allows for a variable “bin width” when plot-ting histograms of the collected data. Each vert
CDB5451ADS458DB3 193.2.8 Frequency Domain InformationThe following section describes the indicators as-sociated with Fast Fourier Transform (FFT) ana
CDB5451A2 DS458DB3TABLE OF CONTENTS 1. INTRODUCTION...
CDB5451A20 DS458DB3Figure 8. Silkscreen
CDB5451ADS458DB3 21Figure 9. Circuit Side
CDB5451A22 DS458DB3Figure 10. Solder Side
CDB5451ADS458DB3 23
CDB5451A24 DS458DB3 Contacting Cirrus Logic Support For all product questions and inquiries contact a Cirrus Logic Sales Representative. To find the
CDB5451ADS458DB3 31. INTRODUCTIONThe CDB5451A Evaluation Board demonstratesthe performance of the CS5451A 6-channel A/Dconverter.The CDB5451A evaluat
CDB5451A4 DS458DB32. HARDWARE2.1 Evaluation Board DescriptionThe CDB5451A board contains circuitry that will:• Accept appropriate DC voltage levels
CDB5451ADS458DB3 5+5V. This voltage is defined as the voltage pre-sented across VD+ and DGND.2.2.3 Charge Pump OptionsThe output from CS5451A’s char
CDB5451A6 DS458DB3Name Function Description Default Setting Default JumpersHDR1Used to switch IIN3+ on the CS5451A between J2 and AGND.IIN3+ Set to BN
CDB5451ADS458DB3 7differential signal. Using voltage channel #1 as anexample (see Figure 2), note that HDR10 sets theinput to the positive side of the
CDB5451A8 DS458DB3FOUT,” the CS5451A’s on-chip reference provides1.2 volts. With HDR14 set to position “LT1004,” theLT1004 provides 1.23 volts (the LT
CDB5451ADS458DB3 92.3.7.2. AcquisitionReferring to Figure 3, the CS5451A’s SCLK line isused to clock the 8-bit serial-in/parallel-out shift-register
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