sy87700v Micrel Semiconductor, sy87700v Datasheet - Page 6

• Manufacturer Part Number: sy87700v
• Description: Sy87700v 5v/3.3v 32-175mbps Anyrate Clock And Data Recovery
• Manufacturer: Micrel Semiconductor

Micrel, Inc.
Note 1.
Note 2.
M9999-073008
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FREQUENCY SELECTION TABLE
REFERENCE FREQUENCY SELECTION
DIVSEL1
FREQSEL1
0
0
1
1
SY87700V operates from 32-175MHz. For higher speed applications, the SY87701V operates from 35-1250MHz.
X is a DON'T CARE.
0
1
1
1
1
0
0
DIVSEL2
FREQSEL2
0
1
0
1
1
0
0
1
1
1
0
fRCLK/fREFCLK
(1)
10
16
20
8
FREQSEL3
X
(Note 2)
1
0
1
0
1
0
6
Wide Range
R5 = 350
C3 = 1.0 F
Wide Range
R6 = 680
C4 = 1.0 F
Note 1.
LOOP FILTER COMPONENTS
Suggested Values. Values may vary for different applications.
(X7R Dielectric)
(X7R Dielectric)
fVCO/fRCLK
PLLSP
PLLRP
12
16
24
—
—
6
8
R5
R6
fRCLK Data Rates (Mbps)
C3
C4
PLLRN
undefined
undefined
PLLSN
125 –175
94 – 157
63 – 104
(1)
47 – 78
32 – 52
SY87700V