5.7 Low-Power Mode (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 |
85°C |
UNIT |
TYP |
MAX |
TYP |
MAX |
TYP |
MAX |
ILPM3,XT1 |
Low-power mode 3, 12.5-pF crystal, includes SVS(2)(3)(4) |
3 V |
0.96 |
|
1.11 |
|
2.75 |
6.2 |
µA |
2 V |
0.93 |
|
1.08 |
|
2.78 |
|
ILPM3,VLO |
Low-power mode 3, VLO, excludes SVS(5) |
3 V |
0.77 |
|
0.92 |
|
2.66 |
6.0 |
µA |
2 V |
0.75 |
|
0.90 |
|
2.60 |
|
ILPM3, RTC |
Low-power mode 3, RTC, excludes SVS(9) |
3 V |
0.90 |
|
1.05 |
|
2.77 |
|
µA |
ILPM3, CapTIvate, 1 proximity, wake on touch |
Low-power mode 3, CapTIvate , excludes SVS(10) |
3 V |
|
|
4.7 |
|
|
|
µA |
ILPM3, CapTIvate, 1 button, wake on touch |
Low-power mode 3, CapTIvate , excludes SVS(11) |
3 V |
|
|
3.0 |
|
|
|
µA |
ILPM3, CapTIvate, 2 buttons, wake on touch |
Low-power mode 3, CapTIvate, excludes SVS(12) |
3 V |
|
|
3.2 |
|
|
|
µA |
ILPM3, CapTIvate, 8 buttons |
Low-power mode 3, CapTIvate, excludes SVS(13) |
3 V |
|
|
17 |
|
|
|
µA |
ILPM3, CapTIvate, 16 buttons |
Low-power mode 3, CapTIvate, excludes SVS(14) |
3 V |
|
|
38 |
|
|
|
µA |
ILPM4, SVS |
Low-power mode 4, includes SVS(6) |
3 V |
0.51 |
|
0.64 |
|
2.30 |
|
µA |
2 V |
0.49 |
|
0.61 |
|
2.25 |
|
ILPM4 |
Low-power mode 4, excludes SVS(6) |
3 V |
0.35 |
|
0.48 |
|
2.13 |
|
µA |
2 V |
0.34 |
|
0.46 |
|
2.10 |
|
ILPM4,VLO |
Low-power mode 4, RTC is soured from VLO, excludes SVS(7) |
3 V |
0.43 |
|
0.56 |
|
2.21 |
|
µA |
2 V |
0.42 |
|
0.55 |
|
2.19 |
|
ILPM4,XT1 |
Low-power mode 4, RTC is soured from XT1, excludes SVS(8) |
3 V |
0.80 |
|
0.96 |
|
2.68 |
|
µA |
2 V |
0.79 |
|
0.94 |
|
2.64 |
|
ILPM4, CapTIvate, 1 proximity, wake on touch |
Low-power mode 4, CapTIvate , excludes SVS(15) |
3 V |
|
|
4.5 |
|
|
|
µA |
ILPM4, CapTIvate, 1 button, wake on touch |
Low-power mode 4, CapTIvate , excludes SVS(16) |
3 V |
|
|
2.7 |
|
|
|
µA |
ILPM4, CapTIvate, 2 buttons, wake on touch |
Low-power mode 4, CapTIvate, excludes SVS(17) |
3 V |
|
|
2.9 |
|
|
|
µA |
ILPM4, CapTIvate, 8 buttons |
Low-power mode 4, CapTIvate, excludes SVS(18) |
3 V |
|
|
18 |
|
|
|
µA |
ILPM4, CapTIvate, 16 buttons |
Low-power mode 4, CapTIvate, excludes SVS(19) |
3 V |
|
|
39 |
|
|
|
µA |
(1) All inputs are tied to 0 V or to VCC. Outputs do not source or sink any current.
(2) Not applicable for MCUs with HF crystal oscillator only.
(3) Characterized with a Seiko Crystal SC-32S crystal with a load capacitance chosen to closely match the required load.
(4) Low-power mode 3, 12.5-pF crystal, includes SVS test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 included. Current for brownout and SVS included (SVSHE = 1).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 32768 Hz, fACLK = fXT1, fMCLK = fSMCLK = 0 MHz
(5) Low-power mode 3, VLO, excludes SVS test conditions:
Current for watchdog timer clocked by VLO included. RTC disabled. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3)
fXT1 = 32768 Hz, fACLK = fMCLK = fSMCLK = 0 MHz
(6) Low-power mode 4, CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4), CPU and all clocks are disabled, WDT and RTC disabled
(7) Low-power mode 4, VLO, excludes SVS test conditions:
Current for RTC clocked by VLO included. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4)
fXT1 = 0 Hz, fMCLK = fSMCLK = 0 MHz
(8) Low-power mode 4, XT1, excludes SVS test conditions:
Current for RTC clocked by XT1 included. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4)
fXT1 = 32768 Hz, fMCLK = fSMCLK = 0 MHz
(9) RTC periodically wakes up every second with external 32768-Hz input as source.
(10) CapTIvate technology works in LPM3 with one proximity sensor for wake on touch.
CapTIvate BSWP demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0).
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 800
(11) CapTIvate technology works in LPM3 with one button, wake on touch.
CapTIvate BSWP demonstration board with 1.5-mm overlay, Current for brownout included. SVS disabled (SVSHE = 0).
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(12) CapTIvate technology works in LPM3 with two self-capacitance buttons, wake on touch.
CapTIvate BSWP demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0).
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(13) CapTIvate technology works in LPM3 with 8 self-capacitance buttons. The CPU enters active mode in between time cycles to configure the conversions and read the results.
CapTIvate BSWP demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0).
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(14) CapTIvate technology works in LPM3 with 16 mutual-capacitance buttons. The CPU enters active mode in between time cycles to configure the conversions and read the results.
CapTIvate phone demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0).
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(15) CapTIvate technology works in LPM4 with one proximity sensor for wake on touch.
CapTIvate BSWP demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0). The VLO (10 kHz) sources the CapTIvate timer, no external crystal.
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 800
(16) CapTIvate technology works in LPM4 with one button, wake on touch.
CapTIvate BSWP demonstration board with 1.5-mm overlay, Current for brownout included. SVS disabled (SVSHE = 0). The VLO (10 kHz) sources the CapTIvate timer, no external crystal.
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(17) CapTIvate technology works in LPM4 with two self-capacitance buttons, wake on touch.
CapTIvate BSWP demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0). VLO (10 kHz) sources the CapTIvate timer, no external crystal.
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(18) CapTIvate technology works in LPM4 with 8 self-capacitance buttons. The CPU enters active mode in between time cycles to configure the conversions and read the results.
CapTIvate BSWP demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0). The VLO (10 kHz) sources the CapTIvate timer, no external crystal.
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250
(19) CapTIvate technology works in LPM4 with 16 mutual-capacitance buttons. The CPU enters active mode in between time cycles to configure the conversions and read the results.
CapTIvate phone demonstration board with 1.5-mm overlay. Current for brownout included. SVS disabled (SVSHE = 0). The VLO (10 kHz) sources the CapTIvate timer, no external crystal.
f
SCAN = 8 Hz, f
CONVER = 2 MHz, COUNTS = 250