DCO Frequency
Adjusted by Bits
2 to 2 in SCFI1 {N
}
9
5
{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 Tap 27
Tolerance at Tap 2
Overlapping DCO Ranges:
Uninterrupted Frequency Range
f
(D
C
O
)
1
27
20
1.11
1.17
DCO Tap
S
n
-
S
te
p
s
iz
e
R
a
ti
o
b
e
tw
e
e
n
D
C
O
T
a
p
s
Min
Max
1.07
1.06
MSP430FG4619, MSP430FG4618, MSP430FG4617, MSP430FG4616
MSP430CG4619, MSP430CG4618, MSP430CG4617, MSP430CG4616
SLAS508J – APRIL 2006 – REVISED JUNE 2015
www.ti.com
Figure 5-16. DCO Tap Step Size
Figure 5-17. Five Overlapping DCO Ranges Controlled by FN_x Bits
28
Specifications
Copyright © 2006–2015, Texas Instruments Incorporated
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MSP430FG4619 MSP430FG4618 MSP430FG4617 MSP430FG4616 MSP430CG4619
MSP430CG4618 MSP430CG4617 MSP430CG4616