sy87700l Micrel Semiconductor, sy87700l Datasheet - Page 6

• Manufacturer Part Number: sy87700l
• Description: Sy87700l 3.3v 32-175mbps Anyrate Clock And Data Recovery
• Manufacturer: Micrel Semiconductor

M9999-111406
[e-mail] or [phone]
Micrel, Inc.
Notes:
1. SY87700L operates from 32-175MHz. For higher speed applications, the SY87701L operates from 32MHz to 1250MHz.
2. X is a DON'T CARE.
FREQUENCY SELECTION TABLE
REFERENCE FREQUENCY SELECTION
DIVSEL1
FREQSEL1
0
0
1
1
0
1
1
1
1
0
0
DIVSEL2
FREQSEL2
0
1
0
1
1
0
0
1
1
1
0
f
RCLK
/f
10
16
20
8
REFCLK
FREQSEL3
X
1
0
1
0
1
0
(2)
6
Wide Range
R5 = 350Ω
C3 = 1.0µF
Wide Range
R6 = 680Ω
C4 = 1.0µF
Note:
1. Suggested Values. Values may vary for different applications.
LOOP FILTER COMPONENTS
(X7R Dielectric)
(X7R Dielectric)
f
PLLSP
PLLRP
VCO
12
16
24
—
—
/f
6
8
RCLK
R5
R6
f
RCLK
C3
C4
Data Rates (Mbps)
PLLSN
PLLRN
undefined
undefined
125 - 175
94 - 157
63 - 104
(1)
47 - 78
32 - 52
SY87700L