CS5532-BSZR Cirrus Logic Inc, CS5532-BSZR Datasheet - Page 3

• Manufacturer Part Number: CS5532-BSZR
• Description: IC,Data Acquisition Signal Conditioner,2-CHANNEL,24-BIT,CMOS,SSOP,20PIN,PLASTIC
• Manufacturer: Cirrus Logic Inc

Specifications of CS5532-BSZR

• Number Of Bits: 24
• Sampling Rate (per Second): 3.84k
• Data Interface: Serial
• Number Of Converters: 1
• Power Dissipation (max): 45mW
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1159 - BOARD EVAL FOR CS5532U ADC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LIST OF FIGURES
LIST OF TABLES
DS755F3
Figure 1. SDI Write Timing (Not to Scale)............................................................................... 11
Figure 2. SDO Read Timing (Not to Scale)............................................................................. 11
Figure 3. Multiplexer Configuration ......................................................................................... 12
Figure 4. Input models for AIN+ and AIN- pins ....................................................................... 13
Figure 5. Measured Voltage Noise Density............................................................................. 13
Figure 6. CS5532/34 Register Diagram .................................................................................. 14
Figure 7. Command and Data Word Timing ........................................................................... 22
Figure 8. Guard Signal Shielding Scheme .............................................................................. 24
Figure 9. Input Reference Model when VRS = 1 .................................................................... 25
Figure 10. Input Reference Model when VRS = 0 .................................................................. 25
Figure 11. Self Calibration of Offset ........................................................................................ 32
Figure 12. Self Calibration of Gain .......................................................................................... 32
Figure 13. System Calibration of Offset .................................................................................. 32
Figure 14. System Calibration of Gain .................................................................................... 32
Figure 15. Synchronizing Multiple ADCs................................................................................. 36
Figure 16. Digital Filter Response (WR = 60 Sps) .................................................................. 38
Figure 18. 120 Sps Filter Phase Plot to 120 Hz ...................................................................... 38
Figure 17. 120 Sps Filter Magnitude Plot to 120 Hz ............................................................... 38
Figure 19. Z-Transforms of Digital Filters................................................................................ 38
Figure 20. On-chip Oscillator Model........................................................................................ 39
Figure 21. CS5532 Configured with a Single +5 V Supply ..................................................... 40
Figure 22. CS5532 Configured with ±2.5 V Analog Supplies.................................................. 41
Figure 23. CS5532 Configured with ±3 V Analog Supplies..................................................... 41
Figure 24. CS5532 Configured for Thermocouple Measurement ........................................... 42
Figure 25. Bridge with Series Resistors .................................................................................. 42
Table 1. Conversion Timing – Single Mode ............................................................................ 34
Table 2. Conversion Timing – Continuous Mode .................................................................... 35
Table 3. Command Byte Pointer ............................................................................................. 35
Table 4. Output Coding for 24-bit CS5532 and CS5534......................................................... 37
CS5532/34-BS
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