MSP430G2955 Datasheet, PDF (27/72 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

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MSP430G2955
MSP430G2855
MSP430G2755
SLAS800 – MARCH 2013
DCO Frequency
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
RSELx < 14
V_CC
MIN TYP
1.8
V_CC
Supply voltage
RSELx = 14
2.2
RSELx = 15
3
f_DCO(0,0)
f_DCO(0,3)
f_DCO(1,3)
f_DCO(2,3)
f_DCO(3,3)
f_DCO(4,3)
f_DCO(5,3)
f_DCO(6,3)
f_DCO(7,3)
f_DCO(8,3)
f_DCO(9,3)
f_DCO(10,3)
f_DCO(11,3)
f_DCO(12,3)
f_DCO(13,3)
f_DCO(14,3)
f_DCO(15,3)
f_DCO(15,7)
S_RSEL
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
S_RSEL = f_{DCO(RSEL+1,DCO)}/f_{DCO(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 7.8
3V
8.60
3V
12.0
3V
16.0
3V
1.35
S_DCO
Frequency step between
tap DCO and DCO+1
S_DCO = f_{DCO(RSEL,DCO+1)}/f_{DCO(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
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ratio
ratio
%
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