austriamicrosystems AS3542, Manual, Page: 35 / 86

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AS3542 3v2
Data Sheet, Strictly Confidential - D e ta i l e d D e s c r i p t i o n - P o w e r M a n a g e m e n t F u n c t i o n s
9.2.4 Register Description
Table 22. DCDC Buck Related Register
Name Base Offset Description
CVDD1 2-wire serial 17h-1 CVDD1 (DCDC1) voltage settings
CVDD2 2-wire serial 17h-2 CVDD2 (DCDC2) voltage settings
Hibernation 2-wire serial 17h-6 Hibernation control
DCDC_Cntr 2-wire serial 17h-7 DCDC frequency and DVM settings
PMU_Enable 2-wire serial 1Ch Enables writings to extended registers 17h-1 to 17h-7
Output voltage vs. Output Current
1,175
1,185
1,195
1,205
1,215
1,225
0 50 100 150 200 250
OUTPUT CURRENT [mA]
O
UTP
U
T V
O
LT
A
G
E [
V]
V
IN
=3.6V
Line Regulation
1,195
1,2
1,205
1,21
1,215
3 3,4 3,8 4,2 4,6 5
INPUT VOLTAGE [V]
O
U
TP
U
T V
O
LTA
G
E [
V]
V
OUT
=1.2V
I
OUT
=0mA
I
OUT
=125mA
I
OUT
=250mA