SY87701VHH TR Micrel Inc, SY87701VHH TR Datasheet - Page 6
![3.3-5V Any-Rate 32-1250 Mbps CDR (Green/C-Grade/32 Pin EP-TQFP/T+R)](/photos/6/50/65003/576-32-epad-tqfp_sml.jpg)
SY87701VHH TR
Manufacturer Part Number
SY87701VHH TR
Description
3.3-5V Any-Rate 32-1250 Mbps CDR (Green/C-Grade/32 Pin EP-TQFP/T+R)
Manufacturer
Micrel Inc
Type
Clock and Data Recovery (CDR)r
Datasheet
1.SY87701VZH.pdf
(15 pages)
Specifications of SY87701VHH TR
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
Lead free / RoHS Compliant
Other names
SY87701VHHTR
SY87701VHHTR
SY87701VHHTR
Micrel, Inc.
M9999-073008
hbwhelp@micrel.com or (408) 955-1690
FREQUENCY SELECTION TABLE
REFERENCE FREQUENCY SELECTION
DIVSEL1
FREQSEL1
0
0
1
1
0
0
0
0
1
1
1
1
DIVSEL2
FREQSEL2
0
1
0
1
0
0
1
1
0
0
1
1
f
RCLK
/f
10
16
20
8
REFCLK
FREQSEL3
0
1
0
1
0
1
0
1
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)
f
PLLRP
PLLSP
VCO
12
16
24
/f
1
2
4
6
8
RCLK
R5
R6
f
RCLK
C3
C4
Data Rates (Mbps)
750 – 1250
375 – 625
188 – 313
125 – 208
PLLSN
PLLRN
94 – 157
63 – 104
(Note 1)
47 – 78
32 – 52
SY87701V