Cirrus-logic CDB5528 Manual do Utilizador

Preliminary Product InformationThis document contains information for a new product.Cirrus Logic reserves the right to modify this product without not

CDB5521/22/23/24/2810 DS317DB2 Register Read Command (HEX) Write Command (HEX)Offset Register Physical Channel 1 09 01Offset Register Physical Channe

CDB5521/22/23/24/28DS317DB2 11 Self-Offset Calibration Calibration Command (HEX)Self-Offset Calibration on Setup 1 81Self-Offset Calibration on Setu

CDB5521/22/23/24/2812 DS317DB2 System-Offset Calibration Calibration Command (HEX)System-Offset Calibration on Setup 1 85System-Offset Calibration

CDB5521/22/23/24/28DS317DB2 132. PART II: SOFTWARE2.1 Installation ProcedureTo install the software:1) Turn on the PC, running Windows 95TM or lat-er.

CDB5521/22/23/24/2814 DS317DB22.3 Menu Bars OverviewThe menu bar controls the link between windowsand allows the user to exit the program. It also al-

CDB5521/22/23/24/28DS317DB2 152.4 Setup Window OverviewThe Setup Window (Figure 6) allows the user toread and write to the internal register of the c

CDB5521/22/23/24/2816 DS317DB2•Acquire DataThis icon begins a conversion cycle based onthe selection of MC, LP, and RC. Dependingon the status of the

CDB5521/22/23/24/28DS317DB2 17- Window - Used in the Power SpectrumWindow to calculate the FFT. Windowingalgorithms include the Blackman, Black-man-Ha

CDB5521/22/23/24/2818 DS317DB2• ConfigSee description in Section 2.6, Histogram Win-dow Overview.• FREQUENCYDisplays the x-axis value of the cursor on

CDB5521/22/23/24/28DS317DB2 192.9 Calibration Window OverviewThe following controls and indicators are associat-ed with the Calibration Menu (Figure 9

CDB5521/22/23/24/282 DS317DB2TABLE OF CONTENTS1. PART I: HARDWARE ...

CDB5521/22/23/24/2820 DS317DB2• Test Mode 3, Continuously Acquire SingleConversionThis test mode repetitively acquires a singleconversion. To enter th

CDB5521/22/23/24/28DS317DB2 21 Figure 5. Main MenuFigure 6. Setup Window

CDB5521/22/23/24/2822 DS317DB2Figure 7. Data FIFO WindowFigure 8. Frequency Domain Analysis

CDB5521/22/23/24/28DS317DB2 23Figure 9. Calibration MenuFigure 10. Time Domain Analysis

CDB5521/22/23/24/2824 DS317DB2Figure 11. Histogram Analysis (Using the CS5524 with default register settings and 24-bit output words)

CDB5521/22/23/24/28DS317DB2 25Figure 12. CDB5521/22/23/24/28 Component Side Silkscreen

CDB5521/22/23/24/2826 DS317DB2Figure 13. CDB5521/22/23/24/28 Component Side (top)

CDB5521/22/23/24/28DS317DB2 27Figure 14. CDB5521/22/23/24/28 Solder Side (bottom)

CDB5521/22/23/24/28DS317DB2 3Figure 13. CDB5521/22/23/24/28 Component Side (top) ... 26Figur

CDB5521/22/23/24/284 DS317DB21. PART I: HARDWARE1.1 IntroductionThe CDB5521/22/23/24/28 evaluation board pro-vides a means of testing the CS5521/22/23

CDB5521/22/23/24/28DS317DB2 51C2910µFC140.1µF2+5V AnalogR1510Ω14C150.1µFC3010µF1011Y232.768kHzVA+AGNDVD+XINXOUT9CS8SDI12SDO15SCLK6A016A113DGNDToFigure

CDB5521/22/23/24/286 DS317DB21C2910µFC140.1µF2+5V AnalogR1510Ω16C150.1µFC3010µF1213Y232.768kHzVA+AGNDVD+XINXOUT11CS10SDI14SDO17SCLK8A018A115DGNDToFigu

CDB5521/22/23/24/28DS317DB2 7CSR11200 ΩSDIR2 2200 ΩSDOR3 3200 ΩSCLKR44200 ΩA0R5 5200 ΩA1R6 6200 Ω18Y111.0592MHz19C2333pFC0GC2433pFC0G9+5V Digital40+5V

CDB5521/22/23/24/288 DS317DB21.3 Using the Evaluation BoardThe CS5521/22/23/24/28 are highly integratedADCs. They contain a multiplexer, an instrument

CDB5521/22/23/24/28DS317DB2 91.6 SoftwareThe evaluation board comes with software and anRS-232 cable to link the evaluation board to thePC. The execut