CXD3018Q/R
§5-2. Digital Servo Block Master Clock (MCK)
The clock with 2/3 frequency of the crystal is supplied to the digital servo block.
XT4D and XT2D are $3F commands, and XT1D is a $3E command. (Default is 0 for each command)
The digital servo block is designed with an MCK frequency of 5.6448MHz (128Fs) as typical.
Mode
XTAI
FSTO
256Fs
256Fs
256Fs
512Fs
512Fs
512Fs
512Fs
XTSL
0
XT4D
0
XT2D
XT1D Frequency division ratio
MCK
256Fs
128Fs
128Fs
512Fs
256Fs
128Fs
128Fs
1
2
3
4
5
6
7
384Fs
384Fs
384Fs
768Fs
768Fs
768Fs
768Fs
1
0
0
1
0
0
0
1
1
0
1/2
1/2
1
1
0
0
1/2
1/4
1/4
1
0
1
Fs = 44.1kHz, : don't care
Table 5-1
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