WM8351GEB/V Wolfson Microelectronics, WM8351GEB/V Datasheet - Page 317
WM8351GEB/V
Manufacturer Part Number
WM8351GEB/V
Description
Audio CODECs Audio CODEC plus pwr management
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8351GEBV.pdf
(328 pages)
Specifications of WM8351GEB/V
Number Of Adc Inputs
2
Number Of Dac Outputs
2
Conversion Rate
48 KSPS
Interface Type
Serial (2-Wire, 3-Wire, 4-Wire)
Resolution
12 bit
Operating Supply Voltage
3.7 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
BGA
Minimum Operating Temperature
- 25 C
Number Of Channels
2 ADC/2 DAC
Supply Current
260 uA
Thd Plus Noise
- 83 dB
Audio Codec Type
Stereo
No. Of Adcs
2
No. Of Dacs
2
No. Of Input Channels
8
No. Of Output Channels
6
Adc / Dac Resolution
24bit
Adcs / Dacs Signal To Noise Ratio
95dB
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Production Data
Figure 83 DAC Digital Filter Frequency Response (Sloping
Stopband Mode)
Figure 85 ADC Digital Filter Frequency Response
w
MA GNITUDE(dB)
-100
-120
-140
-100
-110
-120
-130
-140
-150
-160
-170
-10
-20
-30
-40
-50
-60
-70
-80
-90
10
-20
-40
-60
-80
0
20
0
0
0.00
4.41k
8.82k
0.25
13.23k
Magnitude (dB) up to fs
17.64k
28.1.2
22.05k
Frequency
0.50
26.46k
ADC FILTER RESPONSES
30.87k
35.28k
0.75
39.69k
44.1k
Figure 84 DAC Digital Filter Ripple (Sloping Stopband
Mode)
Figure 86 ADC Digital Filter Ripple
MAGNITUDE(dB)
-100m
-0.02
-0.04
-0.06
-0.08
-0.15
-0.25
-0.35
-0.45
-50m
50m
-0.2
-0.3
-0.4
-0.5
0.08
0.06
0.04
0.02
-0.1
0
0.1
0
0
0.00
2.205k
4.41k
6.615k
Magnitude (dB): Passband Ripple
8.82k
11.025k
Frequency
13.23k
0.25
PD, March 2010, Rev 4.2
15.435k
17.64k
19.845k
WM8351
22.05k
317
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