WM8985GEFL Wolfson Microelectronics, WM8985GEFL Datasheet - Page 113

• Manufacturer Part Number: WM8985GEFL
• Description: Audio CODECs Multimedia CODEC with Class D HP
• Manufacturer: Wolfson Microelectronics

Specifications of WM8985GEFL

• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN-32
• Minimum Operating Temperature: - 25 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Figure 45 ADC Digital Filter Frequency Response
Production Data
DAC FILTER RESPONSES
Figure 41 DAC Digital Filter Frequency Response
(128xOSR)
Figure 43 DAC Digital Filter Frequency Response (64xOSR)
ADC FILTER RESPONSES
w
-100
-120
-140
-160
-100
-120
-140
-160
-100
-120
-20
-40
-60
-80
-20
-40
-60
-80
20
20
-20
-40
-60
-80
0
0
0
0
0
0
0.5
0.5
0.5
1
Frequency (Fs)
1
1
Frequency (fs)
Frequency (fs)
1.5
1.5
1.5
2
2
2
2.5
2.5
2.5
3
Figure 42 DAC Digital Filter Ripple (128xOSR)
Figure 44 DAC Digital Filter Ripple (64xOSR)
Figure 46 ADC Digital Filter Ripple
3.05
2.95
2.85
2.75
2.65
3.05
2.95
2.85
2.75
2.65
2.9
2.8
2.7
2.6
2.9
2.8
2.7
2.6
3
3
0
0
-0.05
-0.15
0.15
0.05
-0.1
-0.2
0.2
0.1
0.05
0.05
0
0
0.1
0.1
0.15
0.15
0.1
0.2
0.2
Frequency (Fs)
Frequency (fs)
Frequency (fs)
0.2
0.25
0.25
0.3
0.3
PD, Rev 4.6, July 2009
0.3
0.35
0.35
0.4
0.4
0.4
WM8985
0.45
0.45
0.5
0.5
0.5
113