CS4270-DZZR Cirrus Logic Inc, CS4270-DZZR Datasheet - Page 44

• Manufacturer Part Number: CS4270-DZZR
• Description: IC 105dB 192kHz Stereo Codec
• Manufacturer: Cirrus Logic Inc
• Type: Stereo Audior

Specifications of CS4270-DZZR

• Data Interface: Serial
• Resolution (bits): 24 b
• Number Of Adcs / Dacs: 2 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 105 / 105
• Voltage - Supply, Analog: 3.1 V ~ 5.25 V
• Voltage - Supply, Digital: 3.1 V ~ 5.25 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 24-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With: 598-1002 - BOARD EVAL FOR CS4270 CODEC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

44
Figure 42. ADC Double-Speed Transition Band (detail)
Figure 46. ADC Quad-Speed Transition Band (detail)
Figure 44. ADC Quad-Speed Stopband Rejection
-10
-10
-100
-120
-130
-140
-2
-3
-4
-6
-8
-9
-2
-3
-4
-6
-8
-9
-5
-7
-110
-5
-7
-1
-20
-30
-40
-60
-80
-90
-1
0
-50
-70
0
-10
0.46
0.10
0
0.0
0.15
0.1
0.47
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
0.2
0.20
0.48
0.3
0.25
0.4
0.49
0.30
0.5
0.35
0.6
0.50
0.7
0.40
0.8
0.51
0.45
0.9
0.52
0.50
1.0
Figure 45. ADC Quad-Speed Stopband (detail)
-0.02
-0.04
-0.06
-0.08
Figure 43. ADC Double-Speed Passband Ripple
-0.10
-100
-120
-130
-140
0.08
0.06
0.04
0.02
0.00
Figure 47. ADC Quad-Speed Passband Ripple
-110
0.10
-20
-30
-40
-60
-80
-90
-50
-70
-0.02
-0.04
-0.06
-0.08
-10
-0.10
0.08
0.06
0.04
0.02
0.00
0.10
0
0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60 0.65 0.70 0.75 0.80 0.85
0.00 0.03 0.05 0.08 0.10 0.13 0.15 0.18 0.20 0.23 0.25 0.28
0.00 0.05
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
Frequency (norm alized to Fs)
0.10
0.15
0.20 0.25 0.30 0.35 0.40 0.45 0.50
CS4270
DS686PP1