MSP430X43X Datasheet, PDF (38/64 Pages) Texas Instruments – Mixed signal microcontroller

MSP430x43x, MSP430x44x
MIXED SIGNAL MICROCONTROLLER
SLAS344B – JANUARY 2002 – REVISED OCTOBER 2002
electrical characteristics over recommended operating free-air temperature (unless otherwise
noted)
DCO
PARAMETER
TEST CONDITIONS
MIN TYP MAX UNIT
f(DCOCLK)
f(DCO2)
f(DCO27)
f(DCO2)
f(DCO27)
f(DCO2)
f(DCO27)
f(DCO2)
f(DCO27)
f(DCO2)
f(DCO27)
S
N(DCO)=01E0h, FN_8=FN_4=FN_3=FN_2=0, D = 2, DCOPLUS= 0 VCC = 2.2 V/3 V
1
MHz
FN_8=FN_4=FN_3=FN_2=0 , DCO+ = 1
VCC = 2.2 V
VCC = 3 V
0.3 0.65 1.25
MHz
0.3 0.7 1.3
FN_8=FN_4=FN_3=FN_2=0, DCO+ = 1, (see Note 1)
VCC = 2.2 V
VCC = 3 V
2.5 5.6 10.5
MHz
2.7 6.1 11.3
FN_8=FN_4=FN_3=0, FN_2=1; DCO+ = 1
VCC = 2.2 V
VCC = 3 V
0.7 1.3 2.3
MHz
0.8 1.5 2.5
FN_8=FN_4=FN_3=0, FN_2=1; DCO+ = 1, (see Note 1)
VCC = 2.2 V
VCC = 3 V
5.7 10.8
6.5 12.1
18
MHz
20
FN_8=FN_4=0, FN_3= 1, FN_2=x; DCO+ = 1
VCC = 2.2 V
VCC = 3 V
1.2
2
3
MHz
1.3 2.2 3.5
FN_8=FN_4=0, FN_3= 1, FN_2=x;, DCO+ = 1, (see Note 1)
VCC = 2.2 V
VCC = 3 V
9 15.5
25
MHz
10.3 17.9 28.5
FN_8=0, FN_4= 1, FN_3= FN_2=x; DCO+ = 1
VCC = 2.2 V
VCC = 3 V
1.8 2.8 4.2
MHz
2.1 3.4 5.2
FN_8=0, FN_4=1, FN_3= FN_2=x; DCO+ = 1, (see Note 1)
VCC = 2.2 V
VCC = 3 V
13.5 21.5
16 26.6
33
MHz
41
FN_8=1, FN_4=FN_3=FN_2=x; DCO+ = 1
VCC = 2.2 V
VCC = 3 V
2.8 4.2 6.2
MHz
4.2 6.3 9.2
FN_8=1,FN_4=FN_3=FN_2=x,DCO+ = 1, (see Note 1)
VCC = 2.2 V
VCC = 3 V
21
32
46
MHz
30
46
70
f(NDCO)+1 = f(NDCO)
2 < TAP ≤ 20
1.06
1.13
TAP > 20
1.1
1.17
Dt
Temperature drift, N(DCO) = 01E0h, FN_8=FN_4=FN_3=FN_2=0
D = 2, DCO+ = 0, (see Note 2)
DV
NOTES:
Drift with VCC variation, N(DCO) = 01E0h,
FN_8=FN_4=FN_3=FN_2=0 D = 2, DCO+ = 0 (see Note 2)
1. Do not exceed the maximum system frequency.
2. This parameter not production tested.
VCC = 2.2 V
VCC = 3 V
–0.2 –0.3 –0.4
–0.2 –0.3 –0.4 ^%/_C
0
5
15 %/V
f(DCO)
f(DCO3V)
f(DCO)
f(DCO20 _C)
1.0
1.0
0 1.8
2.4
3.0
3.6
VCC – V
–40 –20
0
20
40
60
Figure 15. DCO Frequency vs Supply Voltage V_CC and vs Ambient Temperature
85
TA – °C
38
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