SY87700LHI Micrel Inc, SY87700LHI Datasheet - Page 8

• Manufacturer Part Number: SY87700LHI
• Description: IC CLOCK/DATA RECOVERY 32-TQFP
• Manufacturer: Micrel Inc
• Type: Clock and Data Recovery (CDR)r

Specifications of SY87700LHI

• Input: PECL, TTL
• Output: PECL, TTL
• Frequency - Max: 1.25GHz
• Voltage - Supply: 3.15 V ~ 3.45 V
• Operating Temperature: -40°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

M9999-111406
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Micrel, Inc.
V
Symbol
f
∆f
t
t
t
t
t
t
t
t
t
VCO
ACQ
CPWH
CPWL
ir
ODC
r
SKEW
DV
DH
, t
CC
VCO
AC ELECTRICAL CHARACTERISTICS
TIMING WAVEFORMS
f
= V
CCO
REFCLK
RCLK
RDOUT
= V
Parameter
VCO Center Frequency
VCO Center Frequency Tolerance
Acquisition Lock Time
REFCLK Pulse Width HIGH
REFCLK Pulse Width LOW
REFCLK Input Rise Time
Output Duty Cycle (RCLK/TCLK)
ECL Output Rise/Fall Time
(20% to 80%)
Recovered Clock Skew
Data Valid
Data Hold
CCA
= 3.3V ±5%; T
A
= –40°C to +85°C; unless noted.
t
ODC
t
CPWL
Condition
f
Nominal
50Ω to V
REFCLK
t
DV
× Byte Rate
CC
–2V
8
t
ODC
t
SKEW
t
CPWH
1/(2 × f
1/(2 × f
–200
RCLK
RCLK
Min
750
100
45
—
—
—
4
4
t
DH
) – 200
) – 200
Typ
0.5
—
—
—
—
—
—
—
—
—
5
1250
+200
Max
500
15
55
—
—
—
—
—
2
SY87700L
% of UI
Units
MHz
µs
ps
ns
ns
ns
ps
ps
ps
%