0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
0.0
−40.0 −20.0
0.0
20.0
40.0
60.0
80.0 100.0 120.0
I
−
Low
−power mode current
−
µA
LPM3
V
= 3.6 V
CC
T
A
− Temperature − °C
V
= 1.8 V
CC
V
= 3 V
CC
V
= 2.2 V
CC
0.0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
−40.0 −20.0
0.0
20.0
40.0
60.0
80.0 100.0 120.0
T
A
− Temperature − C
V
= 3.6 V
CC
T
A
− Temperature − C
I
−
Low
−power mode current
−
µA
LPM4
V
= 1.8 V
CC
V
= 3 V
CC
V
= 2.2 V
CC
MSP430G2955
MSP430G2855
MSP430G2755
www.ti.com
SLAS800 – MARCH 2013
Low-Power Mode Supply Currents (Into V
CC
) Excluding External Current
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
(1) (2)
PARAMETER
TEST CONDITIONS
T
A
V
CC
MIN
TYP
MAX
UNIT
f
MCLK
= 0 MHz,
f
SMCLK
= f
DCO
= 1 MHz,
f
ACLK
= 32768 Hz,
Low-power mode 0
I
LPM0,1MHz
BCSCTL1 = CALBC1_1MHZ,
25°C
2.2 V
56
µA
(LPM0) current
(3)
DCOCTL = CALDCO_1MHZ,
CPUOFF = 1, SCG0 = 0, SCG1 = 0,
OSCOFF = 0
f
MCLK
= f
SMCLK
= 0 MHz,
f
DCO
= 1 MHz,
f
ACLK
= 32768 Hz,
Low-power mode 2
I
LPM2
BCSCTL1 = CALBC1_1MHZ,
25°C
2.2 V
22
µA
(LPM2) current
(4)
DCOCTL = CALDCO_1MHZ,
CPUOFF = 1, SCG0 = 0, SCG1 = 1,
OSCOFF = 0
f
DCO
= f
MCLK
= f
SMCLK
= 0 MHz,
Low-power mode 3
f
ACLK
= 32768 Hz,
I
LPM3,LFXT1
25°C
2.2 V
1.0
1.5
µA
(LPM3) current
(4)
CPUOFF = 1, SCG0 = 1, SCG1 = 1,
OSCOFF = 0
f
DCO
= f
MCLK
= f
SMCLK
= 0 MHz,
Low-power mode 3
f
ACLK
from internal LF oscillator (VLO),
I
LPM3,VLO
25°C
2.2 V
0.5
0.7
µA
current, (LPM3)
(4)
CPUOFF = 1, SCG0 = 1, SCG1 = 1,
OSCOFF = 0
f
DCO
= f
MCLK
= f
SMCLK
= 0 MHz,
25°C
2.2 V
0.1
0.5
Low-power mode 4
f
ACLK
= 0 Hz,
I
LPM4
µA
(LPM4) current
(5)
CPUOFF = 1, SCG0 = 1, SCG1 = 1,
85°C
2.2 V
1.6
2.5
OSCOFF = 1
(1)
All inputs are tied to 0 V or to V
CC
. Outputs do not source or sink any current.
(2)
The currents are characterized with a Micro Crystal CC4V-T1A SMD crystal with a load capacitance of 9 pF. The internal and external
load capacitance is chosen to closely match the required 9 pF.
(3)
Current for brownout and WDT clocked by SMCLK included.
(4)
Current for brownout and WDT clocked by ACLK included.
(5)
Current for brownout included.
Typical Characteristics, Low-Power Mode Supply Currents
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
Figure 4. LPM3 Current vs Temperature
Figure 5. LPM4 Current vs Temperature
Copyright © 2013, Texas Instruments Incorporated
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