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 |
–40°C |
25°C |
60°C |
85°C |
UNIT |
TYP |
MAX |
TYP |
MAX |
TYP |
MAX |
TYP |
MAX |
ILPM2,XT12 |
Low-power mode 2, 12-pF crystal(1)(3)(4) |
2.2 V |
0.5 |
|
0.9 |
|
2.2 |
|
6.1 |
|
μA |
3.0 V |
0.5 |
|
0.9 |
1.8 |
2.2 |
|
6.1 |
17 |
ILPM2,XT3.7 |
Low-power mode 2, 3.7-pF cyrstal(1)(2)(4) |
2.2 V |
0.5 |
|
0.9 |
|
2.2 |
|
6.0 |
|
μA |
3.0 V |
0.5 |
|
0.9 |
|
2.2 |
|
6.0 |
|
ILPM2,VLO |
Low-power mode 2, VLO, includes SVS(5) |
2.2 V |
0.3 |
|
0.7 |
|
1.9 |
|
5.8 |
|
μA |
3.0 V |
0.3 |
|
0.7 |
1.6 |
1.9 |
|
5.8 |
16.7 |
ILPM3,XT12 |
Low-power mode 3, 12-pF crystal, excludes SVS(1)(3)(6) |
2.2 V |
0.5 |
|
0.6 |
|
0.9 |
|
1.85 |
|
μA |
3.0 V |
0.5 |
|
0.6 |
0.9 |
0.9 |
|
1.85 |
4.9 |
ILPM3,XT3.7 |
Low-power mode 3, 3.7-pF cyrstal, excludes SVS(1)(2)(7)
(also see Figure 5-2) |
2.2 V |
0.4 |
|
0.5 |
|
0.8 |
|
1.7 |
|
μA |
3.0 V |
0.4 |
|
0.5 |
|
0.8 |
|
1.7 |
|
ILPM3,VLO |
Low-power mode 3, VLO, excludes SVS(8) |
2.2 V |
0.3 |
|
0.4 |
|
0.7 |
|
1.6 |
|
μA |
3.0 V |
0.3 |
|
0.4 |
0.7 |
0.7 |
|
1.6 |
4.7 |
ILPM4,SVS |
Low-power mode 4, includes SVS(9)
(also see Figure 5-3) |
2.2 V |
0.4 |
|
0.5 |
|
0.8 |
|
1.7 |
|
μA |
3.0 V |
0.4 |
|
0.5 |
0.8 |
0.8 |
|
1.7 |
4.8 |
ILPM4 |
Low-power mode 4, excludes SVS(10) |
2.2 V |
0.2 |
|
0.3 |
|
0.6 |
|
1.5 |
|
μA |
3.0 V |
0.2 |
|
0.3 |
0.6 |
0.6 |
|
1.5 |
4.6 |
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 |
|
|
|
0.33 |
1.3 |
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 |
|
|
0.015 |
|
|
|
0.25 |
1.0 |
μA |
(1) Not applicable for devices with HF crystal oscillator only.
(2) Characterized with a 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 are included. Current for brownout and SVS are 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 is included. RTC disabled (RTCHOLD = 1). Current for brownout and SVS are 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, excludes SVS test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 are included. Current for brownout is 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
(7) Low-power mode 3, 3.7-pF crystal, excludes SVS test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 are included. Current for brownout is included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 32768 Hz, fACLK = fXT1, fMCLK = fSMCLK = 0 MHz
(8) Low-power mode 3, VLO, excludes SVS test conditions:
Current for watchdog timer clocked by ACLK is included. RTC disabled (RTCHOLD = 1). Current for brownout is included. SVS is disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 0 Hz, fACLK = fVLO, fMCLK = fSMCLK = 0 MHz
(9) Low-power mode 4, includes SVS test conditions:
Current for brownout and SVS are included (SVSHE = 1).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4),
fXT1 = 0 Hz, fACLK = 0 Hz, fMCLK = fSMCLK = 0 MHz
(10) Low-power mode 4, excludes SVS test conditions:
Current for brownout is included. SVS is disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4),
fXT1 = 0 Hz, fACLK = 0 Hz, fMCLK = fSMCLK = 0 MHz