WM8731LSEFL Wolfson Microelectronics, WM8731LSEFL Datasheet - Page 57

• Manufacturer Part Number: WM8731LSEFL
• Description: Audio CODECs Stereo Codec with H/P
• Manufacturer: Wolfson Microelectronics

Specifications of WM8731LSEFL

• Number Of Adc Inputs: 1
• Number Of Dac Outputs: 1
• Conversion Rate: 96 KSPS
• Interface Type: Serial (2-Wire, 3-Wire, I2S)
• Resolution: 18 bit, 20 bit
• Operating Supply Voltage: - 0.3 V to + 3.63 V
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Package / Case: QFN EP
• Minimum Operating Temperature: - 40 C
• Number Of Channels: 2 ADC/2 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WM8731 / WM8731L
Figure 41 DAC Digital Filter Frequency Response –Type 3
ADC FILTER RESPONSES
Figure 43 ADC Digital Filter Frequency Response –Type 0
Figure 45 ADC Digital Filter Frequency Response –Type 1
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-100
-100
-100
-20
-40
-60
-80
-20
-40
-60
-80
-20
-40
-60
-80
0
0
0
0
0
0
0.5
0.5
0.5
1
1
1
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
1.5
1.5
1.5
2
2
2
2.5
2.5
2.5
3
3
3
Figure 42 DAC Digital Filter Ripple –Type 3
Figure 44 ADC Digital Filter Ripple –Type 0
Figure 46 ADC Digital Filter Ripple –Type 1
-0.05
-0.15
-0.25
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
-0.01
-0.02
-0.03
-0.04
-0.05
-0.06
0.05
0.02
0.01
0.02
0.01
-0.1
-0.2
0
0
0
0
0
0
0.05
0.05
0.05
0.1
0.1
0.15
0.15
0.1
0.2
0.2
Frequency (Fs)
Frequency (Fs)
Frequency (Fs)
0.25
0.25
0.15
0.3
0.3
PD, Rev 4.8, April 2009
0.35
0.35
0.2
0.4
0.4
Production Data
0.45
0.45
0.25
0.5
0.5
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