CDK5560 Cirrus Logic Inc, CDK5560 Datasheet - Page 22

• Manufacturer Part Number: CDK5560
• Description: KIT - CDB5560 W/ Capture Plus II System
• Manufacturer: Cirrus Logic Inc
• Series: CapturePLUS™IIr

Specifications of CDK5560

• 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
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 598-1277; CDK5560-1

Figure 17
some 1/f noise at lower frequencies, the noise floor is entirely free of spurious frequency content due to
digital activity inside the chip.
Figure 16
22
-100
-120
-140
-160
-180
-60
-80
0.1
illustrates a noise histogram of 32,768 samples.
illustrates the noise floor of the converter from 0.1 Hz to 25 kHz. While the plot does exhibit
800
700
600
500
400
300
200
100
0
1
Figure 17. Spectral Plot of Noise with Shorted Input
Figure 18. Noise Histogram (32k Samples)
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5/4/09
Output (Codes)
Frequency (Hz)
100
Std. Dev. = 19.0
Max - Min = 178
Shorted Input
1M Samples @ 50 kSps
64 Averages
1k
CS5560
10k
DS713PP2
25k