27
Chapter 2
Name and Functions of Components
Preliminary User’s Manual U16345EE1V0UM00
To change the operation frequency of the oscillator circuit R28, R29 and C77 must be selected using
the following formulae:
Remark:
Use R28 and R29 in the Range 1 K
Ω
< R < 10 M
Ω
and C77 in the Range 1 nF < C < 10 µF.
f
1.44
R28
2 R29
⋅
+
(
)
C77
⋅
-----------------------------------------------------
=
R29
1
2
---
1.44
f C77
⋅
----------------
R28
–
⋅
=
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