CDB5530U Cirrus Logic Inc, CDB5530U Datasheet - Page 3

• Manufacturer Part Number: CDB5530U
• Description: BOARD EVAL FOR CS5530
• Manufacturer: Cirrus Logic Inc
• Type: A/Dr

Specifications of CDB5530U

• Number Of Adc's: 1
• Number Of Bits: 24
• Sampling Rate (per Second): 3.84k
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: ±2.5 V
• Power (typ) @ Conditions: 35mW @ 5 V
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: CS5530
• Product: Data Conversion Development Tools
• Resolution: 24 bit
• Maximum Clock Frequency: 4 MHz
• Interface Type: USB
• Supply Voltage (max): 5 V
• Supply Voltage (min): 3.3 V
• For Use With/related Products: CS5530
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1158

CS5530
LIST OF FIGURES
Figure 1. SDI Write Timing (Not to Scale)............................................................................... 10
Figure 2. SDO Read Timing (Not to Scale)............................................................................. 10
Figure 3. Front End Configuration........................................................................................... 11
Figure 4. Input Model for AIN+ and AIN- Pins......................................................................... 11
Figure 5. Measured Voltage Noise Density............................................................................. 12
Figure 5. Measured Voltage Noise Density............................................................................. 12
Figure 6. CS5530 Register Diagram ....................................................................................... 13
Figure 7. Command and Data Word Timing ........................................................................... 16
Figure 8. Input Reference Model when VRS = 1 .................................................................... 18
Figure 9. Input Reference Model when VRS = 0 .................................................................... 18
Figure 10. System Calibration of Offset .................................................................................. 22
Figure 11. System Calibration of Gain .................................................................................... 22
Figure 12. Synchronizing Multiple ADCs................................................................................. 25
Figure 13. Digital Filter Response (Word Rate = 60 Sps) ....................................................... 27
Figure 14. 120 Sps Filter Magnitude Plot to 120 Hz ............................................................... 27
Figure 15. 120 Sps Filter Phase Plot to 120 Hz ...................................................................... 27
Figure 16. Z-Transforms of Digital Filters................................................................................ 27
Figure 17. On-chip Oscillator Model........................................................................................ 28
Figure 18. CS5530 Configured with a Single +5 V Supply ..................................................... 29
Figure 19. CS5530 Configured with ±2.5 V Analog Supplies.................................................. 29
Figure 20. CS5530 Configured with ±3 V Analog Supplies..................................................... 30
LIST OF TABLES
Table 1. Conversion Timing for Single Mode .......................................................................... 24
Table 2. Conversion Timing for Continuous Mode.................................................................. 24
Table 3. Output Coding ........................................................................................................... 25
DS742F3
3