DCO Frequency − MHz
0.10
1.00
10.00
0.10
1.00
10.00
RSELx = 0 to 11
DCO W
ake
T
ime
−
µs
RSELx = 12 to 15
MSP430F23x
MSP430F24x(1)
MSP430F2410
SLAS547I – JUNE 2007 – REVISED DECEMBER 2012
www.ti.com
Wake-Up From Lower-Power Modes (LPM3/4)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
BCSCTL1 = CALBC1_1MHZ,
2
DCOCTL = CALDCO_1MHZ
BCSCTL1 = CALBC1_8MHZ,
2.2 V, 3 V
1.5
DCOCTL = CALDCO_8MHZ
DCO clock wake-up time
t
DCO,LPM3/4
µs
from LPM3/4
(1)
BCSCTL1 = CALBC1_12MHZ,
1
DCOCTL = CALDCO_12MHZ
BCSCTL1 = CALBC1_16MHZ,
3 V
1
DCOCTL = CALDCO_16MHZ
CPU wake-up time from
1 / f
MCLK
+
t
CPU,LPM3/4
LPM3/4
(2)
t
Clock,LPM3/4
(1)
The DCO clock wake-up time is measured from the edge of an external wake-up signal (for example, a port interrupt) to the first clock
edge observable externally on a clock pin (MCLK or SMCLK).
(2)
Parameter applicable only if DCOCLK is used for MCLK.
Typical Characteristics - DCO Clock Wake-Up Time From LPM3/4
CLOCK WAKE-UP TIME FROM LPM3
vs
DCO FREQUENCY
Figure 18.
46
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