SY87721LHI Micrel Inc, SY87721LHI Datasheet - Page 13

• Manufacturer Part Number: SY87721LHI
• Description: IC CLOCK/DATA RECOVERY 64-TQFP
• Manufacturer: Micrel Inc
• Type: Clock and Data Recovery (CDR)r

Specifications of SY87721LHI

• 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: Contains lead / RoHS non-compliant

Micrel, Inc.
Notes:
1. For AC coupling, include capacitors C19 thru C31, C33, C35 and C37.
2. If DC coupling, remove resistors R36 thru R43.
M9999-012508
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TCLKC–
TCLKC+
TCLKE+
TCLKE–
EVALUATION BOARD I/O TERMINATION SCHEMES
TCLK
OUTPUTS
V
V
EE
EE
R30,
330
R31,
330
C20
C21
C22
C19
1
1
1
1
2
2
2
2
J14
J13
J12
J11
RCLK
OUTPUTS
RCLKC–
RCLKC+
RCLKE–
RCLKE+
V
V
EE
EE
R32,
330
R33,
330
C23
C24
C25
C26
1
1
1
1
2
2
2
2
J10
J9
J8
J7
13
RDOUTC–
RDOUTC+
RDOUTE+
RDOUTE+
RDOUT
OUTPUTS
V
V
EE
EE
R34,
330
R35,
330
C27
C28
C29
C30
1
1
1
1
2
2
2
2
J6
J5
J4
J3
RDIN+:FORCE
RDIN+: SENSE
RDIN–:FORCE
RDIN–: SENSE
RDIN
INPUTS
V
V
V
V
CC
EE
CC
EE
R36,
68.5
R37,
185.2
R38,
68.5
R39,
185.2
C32
SY87721L
C34
1
1
C31
C33
1
2
1
J2
2
J18
2
2
J1
J17