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351LBB-1244.16

Description
PECL Output Clock Oscillator, 1244.16MHz Nom
CategoryPassive components    oscillator   
File Size102KB,2 Pages
ManufacturerCTS
Download Datasheet Parametric View All

351LBB-1244.16 Overview

PECL Output Clock Oscillator, 1244.16MHz Nom

351LBB-1244.16 Parametric

Parameter NameAttribute value
Reach Compliance Codeunknown
Other featuresAT STRIP CRYSTAL; DIFFERENTIAL OUTPUT
Maximum control voltage3.15 V
Minimum control voltage0.15 V
maximum descent time0.35 ns
Frequency Adjustment - MechanicalNO
Frequency offset/pull rate125 ppm
frequency stability15%
linearity5%
Manufacturer's serial number351
Installation featuresSURFACE MOUNT
Nominal operating frequency1244.16 MHz
Maximum operating temperature85 °C
Minimum operating temperature-40 °C
Oscillator typePECL
Output load50 OHM
physical size14mm x 9mm x 2.4mm
longest rise time0.35 ns
Nominal supply voltage3.3 V
surface mountYES
maximum symmetry55/45 %
Base Number Matches1
Preliminary Specification
9x14mm Surface Mount Pkg.
Differential PECL Outputs
Guaranteed Minimum Pull Range
+3.3Vdc or +5.0Vdc Operation
Sealed AT Strip Crystal
Output Enable Function
Low Phase Jitter: < 1 pSec RMS
Excellent Solder Reflow Performance
Model 351
9x14mm Differential PECL
High Frequency VCXO
(832MHz to 1.66GHz)
Electrical Characteristics
Parameter
Power
Requirements
Power Supply
Supply Current
Frequency
Stabilities
Center
Frequency
Initial Tolerance
Freq. vs. Temp.
Freq. vs. Voltage
Freq. vs. Load
Freq. vs Time
(Aging)
Deviation
Characteristics
Control Voltage
Frequency
Deviation
Linearity
Absolute Pull
Range
Input Impedance
Waveform
Parameters
Symmetry
Amplitude
Rise/Fall Times
Load
Phase Jitter
Sym
Vcc
Icc
Conditions
±
5%
350L
±
5%
350S
Vcc=Max. (3.3Vdc)
50Ω . Load (5.0Vdc)
Min
3.135
4.75
Typical
3.30
5.0
55
80
Max
3.465
5.25
Unit
Vdc
Vdc
mA
mA
f
nom
f
cal
∆f/∆Temp
∆f/∆Vcc
∆f/∆RL
∆f/∆Time
Ta=+25°C
EFC=Center(0.5Vcc)
Oper. Temp. Range
Vcc
±
5%
±
10% Variation
20 years
832
-10
1244.16
1664
+10
±
15
MHz
ppm
ppm
ppm
ppm
ppm
±
1
±
1
±
10
VC
∆f
Lin
APR
3.3V “ Version
L”
5.0V “ Version
S”
+25°C at time of
Shipment
Best Staight Line Fit
Under all conditions
for the life of the part
(Ref. to f
nom
)
0.15
0.5
±
125
-10
±
85
5
3.15
4.5
V
V
ppm
%
ppm
10
Zin
100
KΩ
Sym
Vo
tr, tf
RL
@ 50% Level
50Ω Load
20% to 80%
Output to Vcc-2.0V
or Equivalent
12KHz to 20MHz or
50KHz to 80MHz
Bandwidth
45
Vcc-1.62V
50
225
50
55
Vcc-1.025V
350
%
V
pSec
pSec RMS
<1
♦ ♦ ♦
CTS Frequency Products
400 W. North Street
Carlisle, PA 17013
717-243-5929
♦ ♦ ♦
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