WM8352GEB/V Wolfson Microelectronics, WM8352GEB/V Datasheet - Page 31
WM8352GEB/V
Manufacturer Part Number
WM8352GEB/V
Description
Audio CODECs Audio CODEC plus pwr management
Manufacturer
Wolfson Microelectronics
Datasheet
1.WM8352GEBV.pdf
(335 pages)
Specifications of WM8352GEB/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
9.3
Figure 10 LDO1 Output Voltage Versus Output Current
Figure 12 LDO1 Output Noise versus Output Current
w
3.09
3.08
3.07
3.06
3.05
3.04
3.03
3.02
3.01
140.0
120.0
100.0
3
80.0
60.0
40.0
20.0
0.0
0
0
LDO REGULATORS
0.01
10
0.02
20
0.03
30
0.04
40
0.05
LDO1 LOAD REGULATION
50
0.06
Load Current (mA)
60
0.07
70
IOUT (A)
80
0.08
90 100 110 120 130 140 150
0.09
0.1
0.11
0.12
0.13
V
IN
= 3.7V
0.14
0.15
Figure 11 LDO1 Load Transient Response
Figure 13 Power Supply Ripple Rejection versus
Frequency 217Hz GSM to 100kHz
LDO1 V
80
70
60
50
40
30
20
10
0
100
IN
= 3 .7V, V
I
OUT
1000
I
OUT
I
OUT
OUT
= 0.1A
= 0.025A
= 0.005A
= 2.5V Load Step 0A to 0.05A
Frequency (Hz)
PD, March 2010, Rev 4.2
10000
V
IN
- V
OUT
WM8352
I
V
= 1V
OUT
OUT
100000
31
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