SY87700VHC Micrel Inc, SY87700VHC Datasheet - Page 6

• Manufacturer Part Number: SY87700VHC
• Description: IC CLOCK/DATA RECOVERY 32-TQFP
• Manufacturer: Micrel Inc
• Type: Clock and Data Recovery (CDR)r

Specifications of SY87700VHC

• Input: PECL, TTL
• Output: PECL, TTL
• Frequency - Max: 1.25GHz
• Voltage - Supply: 3.15 V ~ 3.45 V, 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFP Exposed Pad, 32-eTQFP, 32-HTQFP, 32-VQFP
• Frequency-max: 1.25GHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Micrel, Inc.
Note 1.
Note 2.
M9999-073008
[e-mail] or [phone]
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