MSP430F673x
MSP430F672x
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SLAS731A –DECEMBER 2011–REVISED APRIL 2012
Auxiliary Supplies - Recommended Operating Conditions
over operating free-air temperature range (unless otherwise noted)
MIN NOM
MAX UNIT
VCC
Supply voltage range for all supplies at pins DVCC, AVCC, AUX1, AUX2, AUX3
PMMCOREVx = 0
1.8
3.6
3.6
3.6
3.6
3.6
V
1.8
PMMCOREVx = 1
PMMCOREVx = 2
PMMCOREVx = 3
2.0
Digital system supply voltage range,
VDSYS = VCC - RON×ILOAD
VDSYS
V
2.2
2.4
VASYS
Analog system supply voltage range, VASYS = VCC - RON × ILOAD
Refer to modules
V
CVCC,CAUX1/2 Recommended capacitor at pins DVCC, AVCC, AUX1, AUX2
4.7
4.7
µF
µF
µF
µF
CVSYS
CVCORE
CAUX3
Recommended capacitor at pins VDSYS and VASYS
Recommended capacitance at pin VCORE
Recommended capacitor at pin AUX3
0.47
0.47
Auxiliary Supplies - AUX3 (Backup-Sub-System) Currents
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA
MIN
TYP
MAX UNIT
25°C
85°C
25°C
85°C
0.83
µA
AUX3 current with RTC
enabled
RTC and 32-kHz oscillator in
backup-subsystem enabled
IAUX3,RTCon
3 V
0.95
110
nA
AUX3 current with RTC
disabled
RTC and 32-kHz oscillator in
backup-subsystem disabled
IAUX3,RTCoff
3 V
165
Auxiliary Supplies - Auxiliary Supply Monitor
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX UNIT
LOCKAUX = 0, AUXMRx = 0,
Average supply current for
monitoring circuitry drawn from
VDSYS
AUX0MD = 0, AUX1MD = 0, AUX2MD = 1,
VDSYS = DVCC, VASYS = AVCC,
Current measured at VDSYS pin
ICC,Monitor
3 V
0.70
µA
LOCKAUX = 0, AUXMRx = 0,
AUX0MD = 0, AUX1MD = 0, AUX2MD = 1,
VDSYS = DVCC, VASYS = AVCC,
AUXVCC1 = 3 V,
Average current drawn from
IMeas,Monitor monitored supply during
measurement cycle
0.11
µA
Current measured at AUXVCC1 pin
AUXLVLx = 0
AUXLVLx = 1
AUXLVLx = 2
AUXLVLx = 3
AUXLVLx = 4
AUXLVLx = 5
AUXLVLx = 6
AUXLVLx = 7
1.67
1.87
2.06
2.19
2.33
2.63
2.91
2.91
1.74
1.95
2.14
2.27
2.41
2.72
3.02
3.02
1.80
2.01
2.21
2.33
2.48
2.79
3.10
3.10
VMonitor
Auxiliary supply threshold level
V
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