English
Language : 

MSP430G2X52_1112 Datasheet, PDF (25/62 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER
MSP430G2x52
MSP430G2x12
www.ti.com
SLAS722E – DECEMBER 2010 – REVISED DECEMBER 2011
DCO Frequency
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
RSELx < 14
VCC
MIN TYP
1.8
VCC
Supply voltage
RSELx = 14
2.2
RSELx = 15
3
fDCO(0,0)
fDCO(0,3)
fDCO(1,3)
fDCO(2,3)
fDCO(3,3)
fDCO(4,3)
fDCO(5,3)
fDCO(6,3)
fDCO(7,3)
fDCO(8,3)
fDCO(9,3)
fDCO(10,3)
fDCO(11,3)
fDCO(12,3)
fDCO(13,3)
fDCO(14,3)
fDCO(15,3)
fDCO(15,7)
SRSEL
DCO frequency (0, 0)
DCO frequency (0, 3)
DCO frequency (1, 3)
DCO frequency (2, 3)
DCO frequency (3, 3)
DCO frequency (4, 3)
DCO frequency (5, 3)
DCO frequency (6, 3)
DCO frequency (7, 3)
DCO frequency (8, 3)
DCO frequency (9, 3)
DCO frequency (10, 3)
DCO frequency (11, 3)
DCO frequency (12, 3)
DCO frequency (13, 3)
DCO frequency (14, 3)
DCO frequency (15, 3)
DCO frequency (15, 7)
Frequency step between
range RSEL and RSEL+1
RSELx = 0, DCOx = 0, MODx = 0
RSELx = 0, DCOx = 3, MODx = 0
RSELx = 1, DCOx = 3, MODx = 0
RSELx = 2, DCOx = 3, MODx = 0
RSELx = 3, DCOx = 3, MODx = 0
RSELx = 4, DCOx = 3, MODx = 0
RSELx = 5, DCOx = 3, MODx = 0
RSELx = 6, DCOx = 3, MODx = 0
RSELx = 7, DCOx = 3, MODx = 0
RSELx = 8, DCOx = 3, MODx = 0
RSELx = 9, DCOx = 3, MODx = 0
RSELx = 10, DCOx = 3, MODx = 0
RSELx = 11, DCOx = 3, MODx = 0
RSELx = 12, DCOx = 3, MODx = 0
RSELx = 13, DCOx = 3, MODx = 0
RSELx = 14, DCOx = 3, MODx = 0
RSELx = 15, DCOx = 3, MODx = 0
RSELx = 15, DCOx = 7, MODx = 0
SRSEL = fDCO(RSEL+1,DCO)/fDCO(RSEL,DCO)
3V
0.06
3V
0.07
3V
0.15
3V
0.21
3V
0.30
3V
0.41
3V
0.58
3V
0.54
3V
0.80
3V
1.6
3V
2.3
3V
3.4
3V
4.25
3V
4.30
3V
6.00
3V
8.60
3V
12.0
3V
16.0
3V
1.35
SDCO
Frequency step between
tap DCO and DCO+1
SDCO = fDCO(RSEL,DCO+1)/fDCO(RSEL,DCO)
3V
1.08
Duty cycle
Measured at SMCLK output
3V
50
MAX
3.6
3.6
3.6
0.14
0.17
1.06
1.50
7.30
9.60
13.9
18.5
26.0
UNIT
V
V
V
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ratio
ratio
%
Copyright © 2010–2011, Texas Instruments Incorporated
Submit Documentation Feedback
25