CDB4385 Cirrus Logic Inc, CDB4385 Datasheet - Page 50

• Manufacturer Part Number: CDB4385
• Description: BOARD EVAL FOR CS4385 DAC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB4385

• Number Of Dac's: 8
• Number Of Bits: 24
• Outputs And Type: 8, Differential
• Sampling Rate (per Second): 192k
• Data Interface: Serial
• Dac Type: Voltage
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: CDB4385
• Description/function: Audio D/A
• Operating Supply Voltage: 5 V
• Product: Audio Modules
• For Use With/related Products: CS4385
• 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: 598-1154

50
Figure 42. Double-Speed (slow) Transition Band (detail)
Figure 40. Double-Speed (slow) Stopband Rejection
Figure 44. Quad-Speed (fast) Stopband Rejection
100
120
20
40
60
80
100
120
10
20
40
60
80
1
2
3
4
5
6
7
8
9
0
0.45
0.2
0
0
0.2
0.46
0.3
0.3
0.47
0.4
0.4
0.48
Frequency(normalized to Fs)
Frequency(normalized to Fs)
Frequency(normalized to Fs)
0.5
0.5
0.49
0.5
0.6
0.6
0.51
0.7
0.7
0.52
0.8
0.8
0.53
0.9
0.9
0.54
0.55
1
1
100
120
Figure 43. Double-Speed (slow) Passband Ripple
0.005
0.015
20
40
60
80
Figure 41. Double-Speed (slow) Transition Band
100
120
0.015
0.005
0.01
0.02
20
40
60
80
0.02
0.01
0
0.2
Figure 45. Quad-Speed (fast) Transition Band
0
0.2
0
0
0.05
0.3
0.3
0.1
0.4
0.4
Frequency(normalized to Fs)
Frequency(normalized to Fs)
Frequency(normalized to Fs)
0.15
0.5
0.5
0.2
0.6
0.6
0.25
0.7
0.7
0.3
CS4385
DS671F2
0.35
0.8
0.8