CDB5560 Cirrus Logic Inc, CDB5560 Datasheet - Page 3

• Manufacturer Part Number: CDB5560
• Description: DEV BOARD FOR CS5560 W/MUX
• Manufacturer: Cirrus Logic Inc
• Type: A/Dr

Specifications of CDB5560

• Number Of Adc's: 1
• Number Of Bits: 24
• Sampling Rate (per Second): 50k
• Data Interface: Serial
• Inputs Per Adc: 1 Differential
• Input Range: ±3 V
• Power (typ) @ Conditions: 90mW @ 2.5 V
• Voltage Supply Source: Dual ±
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: CS5560
• Product: Data Conversion Development Tools
• Conversion Rate: 50 KSPS
• Resolution: 24 bit
• Maximum Clock Frequency: 16 MHz
• Interface Type: SPI
• Supply Voltage (max): 3.3 V
• Supply Voltage (min): - 2.5 V
• For Use With/related Products: CS5560
• 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: 598-1273; CDB5560-1

5/4/09
CS5560
LIST OF FIGURES
Figure 1. SSC Mode - Read Timing, CS remaining low . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 2. SSC Mode - Read Timing, CS falling after RDY falls . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 3. SEC Mode - Continuous SCLK Read Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 4. SEC Mode - Discontinuous SCLK Read Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Figure 5. Voltage Reference Circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Figure 6. CS5560 Configured Using ±2.5V Analog Supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 7. CS5560 Configured Using a Single 5V Analog Supply . . . . . . . . . . . . . . . . . . . . . . . . . 18
Figure 8. CS5560 DNL Plot. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Figure 9. Spectral Performance, 0 dB. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 10. Spectral Performance, -6 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 11. Spectral Performance, -12 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 12. Spectral Performance, -20 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 13. Spectral Performance, -40 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 14. Spectral Performance, -100 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 15. Spectral Performance, -120 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 16. Spectral Performance, -130 dB . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 17. Spectral Plot of Noise with Shorted Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 18. Noise Histogram (32k Samples) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 19. CS5560 Digital Filter Response (DC to fs/2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 20. CS5560 Digital Filter Response (DC to 5 kHz) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 21. CS5560 Digital Filter Response (DC to 4fs) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 22. Simple Multiplexing Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 23. More Complex Multiplexing Scheme . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
LIST OF TABLES
Table 1. Output Coding, Two’s Complement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Table 2. Output Coding, Offset Binary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
DS713PP2
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