MSP430FG4619 Datasheet, PDF (27/114 Pages) Texas Instruments – Mixed-Signal Microcontrollers

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MSP430FG4619, MSP430FG4618, MSP430FG4617, MSP430FG4616
MSP430CG4619, MSP430CG4618, MSP430CG4617, MSP430CG4616
SLAS508J – APRIL 2006 – REVISED JUNE 2015
5.19 DCO
over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted)
PARAMETER
f_(DCOCLK)
TEST CONDITIONS
N_(DCO) = 01Eh, FN_8 = FN_4 = FN_3 = FN_2 = 0, D = 2,
DCOPLUS = 0
V_CC
2.2 V, 3 V
MIN TYP
1
f_{(DCO = 2)}
FN_8 = FN_4 = FN_3 = FN_2 = 0, DCOPLUS = 1
2.2 V
3V
0.3 0.65
0.3
0.7
f_{(DCO = 27)}
FN_8 = FN_4 = FN_3 = FN_2 = 0, DCOPLUS = 1
2.2 V
3V
2.5
5.6
2.7
6.1
f_{(DCO = 2)}
FN_8 = FN_4 = FN_3 = FN_2 = 1, DCOPLUS = 1
2.2 V
3V
0.7
1.3
0.8
1.5
f_{(DCO = 27)}
FN_8 = FN_4 = FN_3 = FN_2 = 1, DCOPLUS = 1
2.2 V
3V
5.7 10.8
6.5 12.1
f_{(DCO = 2)}
FN_8 = FN_4 = 0, FN_3 = 1, FN_2 = x, DCOPLUS = 1
2.2 V
3V
1.2
2
1.3
2.2
f_{(DCO = 27)}
FN_8 = FN_4 = 0, FN_3 = 1, FN_2 = x, DCOPLUS = 1
2.2 V
3V
9 15.5
10.3 17.9
f_{(DCO = 2)}
FN_8 = 0, FN_4 = 1, FN_3 = FN_2 = x, DCOPLUS = 1
2.2 V
3V
1.8
2.8
2.1
3.4
f_{(DCO = 27)}
FN_8 = 0, FN_4 = 1, FN_3 = FN_2 = x, DCOPLUS = 1
2.2 V
3V
13.5 21.5
16 26.6
f_{(DCO = 2)}
FN_8 = 1, FN_4 = 1 = FN_3 = FN_2 = x, DCOPLUS = 1
2.2 V
3V
2.8
4.2
4.2
6.3
f_{(DCO = 27)}
FN_8 = 1, FN_4 = 1 = FN_3 = FN_2 = x, DCOPLUS = 1
2.2 V
3V
21
32
30
46
S_n
Step size between adjacent DCO taps:
S_n = f_{DCO(Tap n+1)} /f_{DCO(Tap n)} (see Figure 5-16 for taps 21 to 27)
1 < TAP ≤ 20
TAP = 27
1.06
1.07
D_t
Temperature drift, N_(DCO) = 01Eh,
FN_8 = FN_4 = FN_3 = FN_2 = 0, D = 2, DCOPLUS = 0
2.2 V
3V
–0.2 –0.3
–0.2 –0.3
D_V
Drift with V_CC variation, N_(DCO) = 01Eh,
FN_8 = FN_4 = FN_3 = FN_2 = 0, D = 2, DCOPLUS = 0
0
5
MAX UNIT
MHz
1.25
MHz
1.3
10.5
MHz
11.3
2.3
MHz
2.5
18
MHz
20
3
MHz
3.5
25
MHz
28.5
4.2
MHz
5.2
33
MHz
41
6.2
MHz
9.2
46
MHz
70
1.11
1.17
–0.4
%/°C
–0.4
15 %/V
f_(DCO)
f_(DCO3V)
f_(DCO)
f_(DCO20°C)
1.0
1.0
0 1.8
2.4
3.0
3.6
V_CC - V
-40
-20
0
20
40
60
Figure 5-15. DCO Frequency vs Supply Voltage V_CC and vs Ambient Temperature
85
T_A - °C
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Specifications
27
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