5.7 Low-Power Mode (LPM2, LPM3, LPM4) Supply Currents (Into VCC) Excluding External Current
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (1)
PARAMETER |
VCC |
TEMPERATURE (TA) |
UNIT |
–40°C |
25°C |
60°C |
85°C |
TYP |
MAX |
TYP |
MAX |
TYP |
MAX |
TYP |
MAX |
ILPM2,XT12 |
Low-power mode 2, 12-pF crystal(1)(3)(4) |
2.2 V |
0.6 |
|
1.2 |
|
3.1 |
|
8.8 |
|
μA |
3.0 V |
0.6 |
|
1.2 |
2.2 |
3.1 |
|
8.8 |
20.8 |
ILPM2,XT3.7 |
Low-power mode 2, 3.7-pF crystal(1)(2)(4) |
2.2 V |
0.5 |
|
1.1 |
|
3.0 |
|
8.7 |
|
μA |
3.0 V |
0.5 |
|
1.1 |
|
3.0 |
|
8.7 |
|
ILPM2,VLO |
Low-power mode 2, VLO, includes SVS(5) |
2.2 V |
0.3 |
|
0.9 |
|
2.8 |
|
8.5 |
|
μA |
3.0 V |
0.3 |
|
0.9 |
2.0 |
2.8 |
|
8.5 |
20.5 |
ILPM3,XT12 |
Low-power mode 3, 12-pF crystal, excludes SVS(1)(3)(6) |
2.2 V |
0.5 |
|
0.7 |
|
1.2 |
|
2.5 |
|
μA |
3.0 V |
0.5 |
|
0.7 |
1.0 |
1.2 |
|
2.5 |
6.4 |
ILPM3,XT3.7 |
Low-power mode 3, 3.7-pF crystal, excludes SVS(1)(2)(7)
(also see Figure 5-2) |
2.2 V |
0.4 |
|
0.6 |
|
1.1 |
|
2.4 |
|
μA |
3.0 V |
0.4 |
|
0.6 |
|
1.1 |
|
2.4 |
|
ILPM3,VLO |
Low-power mode 3, VLO, excludes SVS (8) |
2.2 V |
0.3 |
|
0.4 |
|
0.9 |
|
2.2 |
|
μA |
3.0 V |
0.3 |
|
0.4 |
0.8 |
0.9 |
|
2.2 |
6.1 |
ILPM3,VLO, RAMoff |
Low-power mode 3, VLO, excludes SVS, RAM powered-down completely(9) |
2.2 V |
0.3 |
|
0.4 |
|
0.8 |
|
2.1 |
|
μA |
3.0 V |
0.3 |
|
0.4 |
0.7 |
0.8 |
|
2.1 |
5.2 |
ILPM4,SVS |
Low-power mode 4, includes SVS(10) |
2.2 V |
0.4 |
|
0.5 |
|
0.9 |
|
2.3 |
|
μA |
3.0 V |
0.4 |
|
0.5 |
0.8 |
0.9 |
|
2.3 |
6.2 |
ILPM4 |
Low-power mode 4, excludes SVS(11) |
2.2 V |
0.2 |
|
0.3 |
|
0.7 |
|
2.0 |
|
μA |
3.0 V |
0.2 |
|
0.3 |
0.6 |
0.7 |
|
2.0 |
6.0 |
ILPM4,RAMoff |
Low-power mode 4, excludes SVS, RAM powered-down completely(12) |
2.2 V |
0.2 |
|
0.3 |
|
0.7 |
|
1.9 |
|
μA |
3.0 V |
0.2 |
|
0.3 |
0.6 |
0.7 |
|
1.9 |
5.1 |
IIDLE,GroupA |
Additional idle current if one or more modules from Group A (see Table 6-3) are activated in LPM3 or LPM4 |
3.0V |
|
|
0.02 |
|
|
|
0.3 |
1.2 |
μA |
IIDLE,GroupB |
Additional idle current if one or more modules from Group B (see Table 6-3) are activated in LPM3 or LPM4 |
3.0V |
|
|
0.02 |
|
|
|
0.3 |
1.2 |
μA |
IIDLE,GroupC |
Additional idle current if one or more modules from Group C (see Table 6-3) are activated in LPM3 or LPM4 |
3.0V |
|
|
0.02 |
|
|
|
0.38 |
1.5 |
μA |
IIDLE,GroupD |
Additional idle current if one or more modules from Group D (see Table 6-3) are activated in LPM3 or LPM4 |
3.0V |
|
|
0.015 |
|
|
|
0.25 |
1.0 |
μA |
(1) Not applicable for devices with HF crystal oscillator only.
(2) Characterized with a Seiko SSP-T7-FL (SMD) crystal with a load capacitance of 3.7 pF. The internal and external load capacitance are chosen to closely match the required 3.7-pF load.
(3) Characterized with a Micro Crystal MS1V-T1K crystal with a load capacitance of 12.5 pF. The internal and external load capacitance are chosen to closely match the required 12.5 pF load.
(4) Low-power mode 2, crystal oscillator test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 included. Current for brownout and SVS included.
CPUOFF = 1, SCG0 = 0 SCG1 = 1, OSCOFF = 0 (LPM2),
fXT1 = 32768 Hz, fACLK = fXT1, fMCLK = fSMCLK = 0 MHz
(5) Low-power mode 2, VLO test conditions:
Current for watchdog timer clocked by ACLK included. RTC disabled (RTCHOLD = 1). Current for brownout and SVS included.
CPUOFF = 1, SCG0 = 0 SCG1 = 1, OSCOFF = 0 (LPM2),
fXT1 = 0 Hz, fACLK = fVLO, fMCLK = fSMCLK = 0 MHz
(6) Low-power mode 3, 12-pF crystal excluding SVS test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 included. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
f
XT1 = 32768 Hz, f
ACLK = f
XT1, f
MCLK = f
SMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.
(7) Low-power mode 3, 3.7-pF crystal excluding SVS test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 included. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 32768 Hz, fACLK = fXT1, fMCLK = fSMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.
(8) Low-power mode 3, VLO excluding SVS test conditions:
Current for watchdog timer clocked by ACLK included. RTC disabled (RTCHOLD = 1). Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 0 Hz, fACLK = fVLO, fMCLK = fSMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.
(9) Low-power mode 3, VLO excluding SVS test conditions:
Current for watchdog timer clocked by ACLK included. RTC disabled (RTCHOLD = 1). RAM disabled (RCCTL0 = 5A55h). Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 0 Hz, fACLK = fVLO, fMCLK = fSMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.
(10) Low-power mode 4 including SVS test conditions:
Current for brownout and SVS included (SVSHE = 1).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4),
fXT1 = 0 Hz, fACLK = 0 Hz, fMCLK = fSMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.
(11) Low-power mode 4 excluding SVS test conditions:
Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4),
fXT1 = 0 Hz, fACLK = 0 Hz, fMCLK = fSMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.
(12) Low-power mode 4 excluding SVS test conditions:
Current for brownout included. SVS disabled (SVSHE = 0). RAM disabled (RCCTL0 = 5A55h).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4),
fXT1 = 0 Hz, fACLK = 0 Hz, fMCLK = fSMCLK = 0 MHz
Activating additional peripherals increases the current consumption due to active supply current contribution as well as due to additional idle current. See the idle currents specified for the respective peripheral groups.