SY87721LHG Micrel Inc, SY87721LHG Datasheet - Page 4

• Manufacturer Part Number: SY87721LHG
• Description: IC CLOCK/DATA RECOVERY 64-TQFP
• Manufacturer: Micrel Inc
• Type: Clock and Data Recovery (CDR)r

Specifications of SY87721LHG

• Input: Differential
• Output: Differential
• Frequency - Max: 340MHz
• Voltage - Supply: 3.15 V ~ 3.45 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 64-TQFP Exposed Pad, 64-eTQFP, 64-HTQFP, 64-VQFP
• Frequency-max: 340MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Micrel, Inc.
M9999-012508
[e-mail] or [phone]
REFCLK+
REFCLK—
FUNCTIONAL BLOCK DIAGRAM
RDIN+
RDIN—
CD
Data Recovery
Divide by 1, 2,
4, 8, 10, 16,
Frequency
Frequency
Detector/
Detector
Detector
Phase/
Phase/
Phase
20, 32
Charge
Charge
Pump
Pump
4
N/W
N/W
N/W1/W2/W3
N/W1/W2/W3
VCO
VCO
Link Fault
Detector
SY87721L
RDOUTE+
RDOUTE—
RDOUTC+
RDOUTC—
RCLKE+
RCLKE—
RCLKC+
RCLKC—
LFIN
TCLKE+
TCLKE—
TCLKC+
TCLKC—
BRD+
BRD—