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參數(shù)資料
| 型號(hào)： | L445-FREQ |
| 廠商： | CONNOR WINFIELD CORP |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 19.44 MHz - 312.5 MHz, LVDS OUTPUT |
| 封裝： | ROHS COMPLIANT, HERMETIC SEALED, CERAMIC, METAL, 6 PIN |
| 文件頁數(shù)： | 1/2頁 |
| 文件大?。?/td> | 171K |
| 代理商： | L445-FREQ |
Specifications subject to change without notice. All dimensions in inches. Copyright 2010 The Connor-Winfield Corporation
Aurora, Illinois 60505
Phone: 630-851-4722
Fax: 630-851-5040
www.conwin.com
US Headquarters:
630-851-4722
European Headquarters:
+353-61-472221
2111 Comprehensive Drive
Surface Mount 5x7mm
LVDS Clock Oscillator
Description:
The Connor Winfield Lxxx - Series are
5.0x7.0mm Surface Mount, LVDS, Fixed
Frequency Crystal Controlled Oscillator
(XO) designed for applications requiring
tight frequency stability, wide temperature range
and low jitter. Operating at 2.5V or 3.3V supply
voltage, the Lxxx - Series provides an LVDS
Differential Outputs with enable / disable function.
The surface mount package is designed for
high-density mounting and is optimum for mass
production.
Operating Specifications
Minimum
19.44
See Ordering Information for full part number)
-20
-25
-50
-100
0
-40
0
-20
2.375
3.135
2.375
3.135
-
-
Parameter
Output Frequency (Fo)
Total Frequency Tolerance
Model Lx4x
Model Lx1x
Model Lx2x
Model Lx3x
Operating Temperature Range
Model L1xx
Model L2xx
Model L3xx
Model L4xx
Supply Voltage (Vcc)
Model Lxx2 E/D Pad 1
Model Lxx3 E/D Pad 1
Model Lxx4 E/D Pad 2
Model Lxx5 E/D Pad 2
Supply Current (Icc)
Jitter:
Period Jitter
Integrated Phase Jitter (BW = 12 KHz to 20 MHz)
Fo > 100 MHz
80 MHz < Fo < 100 MHz
Fo <80 MHz
SSB Phase Noise
@ 10 Hz offset
@ 100 Hz offset
@ 1 KHz offset
@ 10 KHz offset
@ 100 KHz offset
Start-Up Time
Nominal
-
Maximum
312.5
Units
MHz
ppm
ppm
ppm
ppm
°C
°C
°C
°C
Vdc
Vdc
Vdc
Vdc
mA
ps RMS
ps RMS
ps RMS
ps RMS
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
ms
Notes
-
-
-
-
-
-
-
-
20
25
50
100
70
85
85
70
2.625
3.465
2.625
3.465
65
3.5
0.7
1.0
2.5
-
-
-
-
-
1
1
1
1
2
2.5
3.3
2.5
3.3
45
2.5
0.5
0.8
1.5
-60
-90
-115
-140
-145
10
-
-
-
-
-
-
-
-
5
Input Characteristics
Minimum
70%Vcc
-
-
-
-
Absolute Maximum Ratings
Minimum
Nominal
-55
-0.5
-0.5
Parameter
Storage Temperature
Supply Voltage (Vcc)
Input Voltage (Vc)
Maximum
125
4.6
Vcc + 0.5
Units
°C
Vdc
Vdc
Notes
-
-
-
Features:
Model Lxxx - Series
5.0 x7.0mm Surface Mount Package
2.5V or 3.3V Operation
LVDS Output Logic
Frequency Stabilities Available:
+/-20ppm,+/-25ppm, +/-50ppm, +/-100ppm
Temperature Ranges Available:
0 to 70°C, -40 to 85°C, 0 to 85°C, -20 to 70°C
Low Jitter <1pS RMS
Tri-State Enable/Disable on Pad 1 or 2
Tape and Reel Packaging
RoHS Compliant / Lead Free
Notes:
1.Includescalibration@25
°
C,frequencystabilityvs.changeintemperature,supplyvoltageandloadvariations,shockandvibrationand20years
aging.ModelsL242,L243,L244andL245arenotavailableabove260MHz.
2.ModelsL242,L243,L244andL245arenotavailableabove260MHz.
3.Whentheoscillatorisdisabledtheoutputsareathighimpedance.OutputsareenabledwithnoconnectiononE/Dpad.
4.Vodismeasuredwitha100ohmresistorbetweenthetrueandthecomplementaryoutputs.
5.Dutycyclemeasuredat50%ofoutputvoltageswing..
Bulletin
Page
Revision
Date
DS021
1 of 2
09
22 Mar 2010
Parameter
Enable Input Voltage - (High) -(Vih)
Disable Input Voltage - (Low) - (Vil)
Enable Time
Disable Time
Standby Current (When Osc. is disabled) -
Nominal
-
-
-
-
-
Maximum
-
30%Vcc
500
200
30
Units
Vdc
Vdc
us
ns
uA
Notes
2
2
LVDS Output Characteristics
Minimum
Nominal
-
250
500
45
-
Parameter
Load
Output Differential Voltage (Vod)
Output Swing (Dif. Output Pk to Pk)
Duty Cycle at 50% Level
Differential Rise / Fall Time: 20% to 80%
-
Maximum
-
450
900
55
0.7
Units
Ohm
mV
mV
%
ns
Notes
3
100
-
700
50
0.3
4
CW
0946
155.52L143
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