CS5531/32/33/34 - Eshop-Rychle.cz

LIST OF FIGURESCS5531/32/33/34Figure 1. SDI Write Timing (Not to Scale) ...............................................................................13Figure 2. SDO Read Timing (Not to Scale) .............................................................................13Figure 3. Multiplexer Configuration .........................................................................................14Figure 4. Input models for AIN+ and AIN- pins .......................................................................15Figure 5. Measured Voltage Noise Density.............................................................................15Figure 6. CS5531/32/33/34 Register Diagram ........................................................................16Figure 7. Command and Data Word Timing............................................................................24Figure 8. Guard Signal Shielding Scheme ..............................................................................26Figure 9. Input Reference Model when VRS = 1.....................................................................27Figure 10. Input Reference Model when VRS = 0...................................................................27Figure 11. Self Calibration of Offset ........................................................................................34Figure 12. Self Calibration of Gain ..........................................................................................34Figure 13. System Calibration of Offset ..................................................................................34Figure 14. System Calibration of Gain ....................................................................................34Figure 15. Synchronizing Multiple ADCs.................................................................................38Figure 16. Digital Filter Response (Word Rate = 60 Sps) .......................................................40Figure 17. 120 Sps Filter Magnitude Plot to 120 Hz................................................................40Figure 18. 120 Sps Filter Phase Plot to 120 Hz ......................................................................40Figure 19. Z-Transforms of Digital Filters................................................................................40Figure 20. On-chip Oscillator Model........................................................................................41Figure 21. CS5532 Configured with a Single +5 V Supply......................................................42Figure 22. CS5532 Configured with ±2.5 V Analog Supplies..................................................43Figure 23. CS5532 Configured with ±3 V Analog Supplies.....................................................43Figure 24. CS5532 Configured for Thermocouple Measurement ...........................................44Figure 25. Bridge with Series Resistors ..................................................................................44LIST OF TABLESTable 1. Conversion Timing for Single Mode ..........................................................................36Table 2. Conversion Timing for Continuous Mode ..................................................................37Table 3. Command Byte Pointer .............................................................................................37Table 4. Output Coding for 16-bit CS5531 and CS5533 .........................................................39Table 5. Output Coding for 24-bit CS5532 and CS5534 .........................................................394 DS289PP5