CDB4398 Cirrus Logic Inc, CDB4398 Datasheet - Page 42

• Manufacturer Part Number: CDB4398
• Description: BOARD EVAL FOR CS4398 DAC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4398

• Number Of Dac's: 2
• Number Of Bits: 24
• Outputs And Type: 2, Differential
• Sampling Rate (per Second): 192k
• Data Interface: I²C, SPI™
• Dac Type: Voltage
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -10°C ~ 70°C
• Utilized Ic / Part: CS4398
• Description/function: Audio D/A
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS4398
• 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: 598-1155

42
Figure 26. Single-Speed (slow) Transition Band (detail)
Figure 30. Double-Speed (fast) Transition Band (detail)
Figure 28. Double-Speed (fast) Stopband Rejection
−10
100
120
10
−1
−2
−3
−4
−5
−6
−7
−8
−9
20
40
60
80
1
2
3
4
5
6
7
8
9
0.45
0.45
0
0
0
0.4
0.46
0.46
0.5
0.47
0.47
0.48
0.48
0.6
Frequency(normalized to Fs)
Frequency(normalized to Fs)
Frequency(normalized to Fs)
0.49
0.49
0.5
0.5
0.7
0.51
0.51
0.8
0.52
0.52
0.53
0.53
0.9
0.54
0.54
0.55
0.55
1
0.005
0.015
0.015
0.005
0.01
0.02
−0.005
−0.015
100
120
Figure 31. Double-Speed (fast) Passband Ripple
0.02
0.01
0.015
0.005
−0.01
−0.02
20
40
60
80
0.02
0.01
Figure 27. Single-Speed (slow) Passband Ripple
0
0.4
0
Figure 29. Double-Speed (fast) Transition Band
0
0
0
0.42
0.05
0.05
0.44
0.1
0.1
0.46
0.15
0.15
Frequency(normalized to Fs)
Frequency(normalized to Fs)
Frequency(normalized to Fs)
0.48
0.2
0.2
0.25
0.5
0.25
0.52
0.3
0.3
0.54
0.35
0.35
0.56
0.4
0.4
0.58
0.45
CS4398
0.45
DS568F1
0.6
0.5
0.5