参数资料
型号: MSP430F2122IRHBR
厂商: TEXAS INSTRUMENTS INC
元件分类: 微控制器/微处理器
英文描述: 16-BIT, FLASH, 16 MHz, RISC MICROCONTROLLER, PQCC32
封装: GREEN, PLASTIC, QFN-32
文件页数: 27/81页
文件大小: 1738K
代理商: MSP430F2122IRHBR
MSP430F21x2
MIXED SIGNAL MICROCONTROLLER
SLAS578G -- NOVEMBER 2007 -- REVISED DECEMBER 2009
33
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended ranges of supply voltage and operating free-air
temperature (unless otherwise noted) (continued)
wake-up from lower power modes (LPM3/4)
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX UNIT
BCSCTL1 = CALBC1_1MHZ,
DCOCTL = CALDCO_1MHZ
2.2 V/3 V
2
t
DCO clock wake-up time from
BCSCTL1 = CALBC1_8MHZ,
DCOCTL = CALDCO_8MHZ
2.2 V/3 V
1.5
s
tDCO, LPM3/4
DCO clock wake up time from
LPM3/4 (see Note 1)
BCSCTL1 = CALBC1_12MHZ,
DCOCTL = CALDCO_12MHZ
2.2 V/3 V
1
s
BCSCTL1 = CALBC1_16MHZ,
DCOCTL = CALDCO_16MHZ
3V
1
tCPU, LPM3/4
CPU wake-up time from LPM3/4
(see Note 2)
1/fMCLK +
tClock, LPM3/4
NOTES: 1. The DCO clock wake-up time is measured from the edge of an external wake-up signal (e.g., 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
DCO Frequency -- MHz
0.10
1.00
10.00
0.10
1.00
10.00
DCO
W
ake
Ti
me
--
us
Figure 13. Clock Wake-Up Time From LPM3 vs DCO Frequency
RSELx = 0...11
RSELx = 12...15
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