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AS3515 Datasheet(PDF) 31 Page - ams AG

Part # AS3515
Description  Stereo Audio Codec with System Power Management
PDF  67 Pages
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Manufacturer  AMSCO [ams AG]
Direct Link  http://www.ams.com
Logo AMSCO - ams AG

AS3515 Datasheet(HTML) 31 Page - ams AG

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AS3515 V15
austriamicrosystems
Data Sheet, Confidential
www.austriamicrosystems.com
Revision 3.1
30
- 66
Table 30 PVDD programming
P_PVDD
PVDDp=0 PVDDp=1
VSS
OFF
OFF
150k to VSS
2.50V
2.36V
Open
3.33V
3.15V
150k to DVDD
2.90V
2.74V
DVDD
1.80V
1.70V
6.10.5 LDO4
This LDO will be used to supply peripheral circuits. Default value is 3.3V, but it can be manually programmed to 3.1V if needed.
•
Input Voltage BVDD
•
Output Voltage is CPVDD (3.1 or 3.3)
•
Programmable via CPVDDp bit.
•
Driver strength: 200mA
6.10.6 Parameter
Table 31 LDOs Block Characteristics
Symbol Parameter
Notes
Min
Typ
Max
Unit
RON
On resistance
1
Ω
f=1kHz
70
dB
PSRR
Power supply rejection ratio
f=100kHz
40
IOFF
Shut down current
100
nA
IVDD
Supply current
without load
50
μA
Noise
Output noise
10Hz < f < 100kHz
50
μVrms
tstart
Startup time
200
μs
Vout_tol
Output voltage tolerance
-50
50
mV
LDO1, Static
<1
VLineReg
Line regulation
LDO1, Transient;Slope: tr=10μs
<10
mV
LDO1, Static
<1
VLoadReg
Load regulation
LDO1, Transient;Slope: tr=10μs
<10
mV
ILIMIT
Current limitation
LDO1, LDO2, LDO3, LDO4
400
mA
BVDD=4V; ILOAD=150mA; Tamb=25ºC; CLOAD =2.2μF (Ceramic); unless otherwise specified



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