Datasheet

DCO Frequency
Adjusted by Bits
2
9
to 2
5
in SCFI1 {N
{DCO}
}
FN_2=0
FN_3=0
FN_4=0
FN_8=0
FN_2=1
FN_3=0
FN_4=0
FN_8=0
FN_2=x
FN_3=1
FN_4=0
FN_8=0
FN_2=x
FN_3=x
FN_4=1
FN_8=0
FN_2=x
FN_3=x
FN_4=x
FN_8=1
Legend
Tolerance at T ap 27
Tolerance at T ap 2
Overlapping DCO Ranges:
Uninterrupted Frequency Range
f
(DCO)
1 2720
1.11
1.17
DCO Tap
S
n
- Stepsize Ratio between DCO T aps
Min
Max
1.07
1.06
MSP430FW429, MSP430FW428
MSP430FW427, MSP430FW425, MSP430FW423
SLAS383E –OCTOBER 2003–REVISED DECEMBER 2013 www.ti.com
Figure 16. DCO Tap Step Size
Figure 17. Five Overlapping DCO Ranges Controlled by FN_x Bits
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