DA14580
FINAL
Bluetooth Low Energy 4.2 SoC
Table 266: DC-DC Converter: DC Characteristics
Parameter
V (BOOST)
Description
Conditions
Min
Typ
1.41
86
Max
Unit
V
output voltage
default settings, VDCDC
O
(BU maximum conversion
efficiency
%
CONV_MAX
CK)
OST)
(BO maximum conversion
efficiency
80
%
CONV_MAX
V /
line regulation
2.35 V VBAT3V 3.3 V
-2
-2
0.7
2
4
%/V
O
V (BUCK)
I
V /
line regulation
0.9 V VBAT1V 1.2 V
(Note 16)
1
%/V
O
V (BOOST)
I
V /I (BUCK) load regulation
VBAT3V = 2.5 V
VBAT1V = 1.2 V
-0.2
-0.2
-0.02
-0.07
0.2
0.2
%/mA
%/mA
O
L
V /
load regulation
O
I (BOOST)
L
V
(BUCK)
ripple voltage
buck mode; RMS ripple
voltage
5
8
mV
mV
RPL
V
(BOOST) ripple voltage
VBAT1V 1.2 V, boost
mode; RMS ripple volt-
age
RPL
(Note 16)
Note 16: When VBAT1V > VDCDC_nominal, VDCDC will follow VBAT1V.
Table 267: Digital Input/Output: DC Characteristics
Parameter
Description
Conditions
Min
Typ
Max
0.36
0.36
Unit
V
V
HIGH level input voltage
LOW level input voltage
0.84
IH
IL
V
V
V (RST)
HIGH level input voltage RST pin
LOW level input voltage RST pin
0.84
0.72
V
IH
V (RST)
V
IL
V
V
(VBAT1V)
HIGH level output volt-
age
Iout = -250 A, VBAT3V
= 2.35 V, VBAT1V = 0.9
V
V
OH
(VBAT3V)
HIGH level output volt-
age
Iout = -4.8 mA, VBAT3V
= 2.35 V, VBAT1V = 0 V
(Note 17)
1.88
V
OH
V
V
(VBAT1V)
(VBAT3V)
LOW level output voltage Iout = 250 A, VBAT3V =
0.18
0.47
V
V
OL
2.35 V, VBAT1V = 0.9 V
LOW level output voltage Iout = 4.8 mA, VBAT3V =
2.35 V, VBAT1V = 0 V
OL
(Note 18)
I
HIGH level input current Vin = VBAT3V = 2.5 V
-1
-1
1
1
A
A
A
A
A
IH
I
LOW level input current
HIGH level input current Vin = VBAT3V = 2.5 V
LOW level input current Vin = VSS = 0 V
HIGH level input current RST pin, V(RST) = 1.2 V
Vin = VSS = 0 V
IL
I (PD)
50
150
-50
75
IH
I (PU)
-150
25
IL
I (RST)
IH
Note 17: In Boost mode the output source current is limited to Iout = -250 uA.
Note 18: In Boost mode the output sink current is limited to Iout = 250 uA.
Datasheet
Revision 3.4
09-Nov-2016
CFR0011-120-01
146 of 155
© 2014 Dialog Semiconductor
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