Figure 30. frame sync frequencies, S i 5 3 x x - r m – Silicon Laboratories SI5375 User Manual
Page 80
S i 5 3 x x - R M
80
Rev. 1.2
Figure 30. Frame Sync Frequencies
Table 35. CKIN3/CKIN4 Frequency Selection (CK_CONF = 1)
CKLNnRATE[2:0]
CKINn Frequency (kHz)
Divisor
000
2–4
1
001
4–8
2
010
8–16
4
011
16–32
8
100
32–64
16
101
64–128
32
110
128–256
64
111
256–512
128
CKIN3
CKIN4
CLKIN3RATE
Clock select
DCO,
4.85 GHz
to 5.67 GHz
CKOUT2
N1_HS
NC2_LS
NC5_LS
FS_OUT
CLKIN4RATE
to align
Typically the same frequency
CKIN3
CKIN4
CLKIN3RATE
Clock select
DCO,
4.85 GHz
to 5.67 GHz
N1_HS
NC2_LS
NC5_LS
CLKIN4RATE
to align
Typically the same frequency