DCO Frequency − MHz
0.10
1.00
10.00
0.10
1.00
10.00
DCO W
ake
T
ime
−
µs
RSELx = 0...11
RSELx = 12...15
MSP430G2955
MSP430G2855
MSP430G2755
www.ti.com
SLAS800 – MARCH 2013
Wake-Up From Lower-Power Modes (LPM3, LPM4)
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V
CC
MIN
TYP
MAX
UNIT
DCO clock wake-up time from LPM3
BCSCTL1 = CALBC1_1MHZ,
t
DCO,LPM3/4
3 V
1.5
µs
or LPM4
(1)
DCOCTL = CALDCO_1MHZ
CPU wake-up time from LPM3 or
1/f
MCLK
+
t
CPU,LPM3/4
LPM4
(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 or LPM4
Figure 15. DCO Wake-Up Time From LPM3 vs DCO Frequency
Copyright © 2013, Texas Instruments Incorporated
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