SY69753L_07 Datasheet, PDF (5/13 Pages) Micrel Semiconductor – 3.3V, 125Mbps, 155Mbps Clock and Data Recovery

Micrel, Inc.
AC Electrical Characteristics
V_CC = V_CCO = V_CCA = 3.3V ±5%; T_A = –40°C to +85°C, unless otherwise noted.
Symbol Parameter
Condition
Min
Typ
fVCO
VCO Center Frequency
fREFCLK x Byte Rate
800
ΔfVCO
VCO Center Frequency
Nominal
5
Tolerance
tACQ
Acquisition Lock Time
50Ω to VCC-2V
tCPWH
REFCLK Pulse Width HIGH
50Ω to VCC-2V
4
tCPWL
REFCLK Pulse Width LOW
VIN = VIL (Min)
4
tDV
Data Valid
1/(2xfRCLK) -200
tDH
Data Hold
1/(2xfRCLK) -200
tir
REFCLK Input Rise Time
0.5
tODC
Output Duty Cycle (RCLK/TCLK)
45
tRSKEW
tr, tf
Recovered Clock Skew
ECL Output Rise/Fall Time
(20% to 80%)
50Ω to VCC-2
-200
100
SY69753L
Max
1250
15
2
55
+200
400
Units
MHz
%
µs
ns
ns
ps
ps
ns
% of
UI
ps
ps
Timing Waveforms
December 2007
5
M9999-120307-F
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