PLETRONICS PRONTO™
QL44L SERIES 3.3V
LVDS Clock Oscillator
Applications
Features
Driving A/Ds, D/As, FPGAs
Pletronics’ QL44L Series is a Quartz crystal controlled
Fibre Channel
Ethernet, GbE, SynchE
Medical
Precision Square Wave Oscillator
LVDS Output
Enable/Disable Function on pad 1
Low Jitter
3.3V nominal Supply Voltage
10MHz-1500MHz nominal frequency
Storage Area Networking
COTS
QL44L
2.5 x 3.2 x 0.9 mm
LCC Ceramic Package
Telecom
PON
Electrical Characteristics
Parameter
Frequency Range 2
Condition
Min
Typ
Max
Unit
10
-
1500
MHz
Frequency Stability vs. Temperature 2
± 20 = 20, ± 25 = 44, ± 50 = 45
For all supply voltages, load changes, aging for 1 year at 25°C ± 2°C,
shock, vibration and temperatures
±20
-
-
±50
ppm
°C
-10
-20
-40
+70
+70
+85
Standard range
Extended range C option
Extended range E option
Operating Temperature Range 2
Supply Voltage 1, 2 VCC
2.97
3.30
3.63
50
Volts
mA
Supply Current ICC
Output Waveform
Output High Level VOH
Output Low Level VOL
Output TRISE and TFALL
Startup Time
-
-
LVDS
-
-
-
-
-
-
-
-
1.60
Volts
Volts
ns
0.90
-
1.0
-
Vth is 10% and 90% of waveform
-
10
ms
Time for output to reach specified frequency
Referenced to 50% if amplitude or crossing point
Duty Cycle
45
-
55
%
VDISABLE
0.3*Vcc
-
Volts
Referenced to Ground
VENABLE
0.7*Vcc
-
-
-
-
-
-
100
200
50
ns
ns
ns
< 50MHz
Enable Time
> 50MHz
Disable Time
Time for output to reach a high Z state
Standby Current
-
18
-
mA
Pad 1 low, device disabled
Phase Noise
10 Hz
100 Hz
1 kHz
1 MHz
20 MHz
-66
-96
-112
-136
-154
Precision Developed Frequencies: 100, 106.25, 120, 150, 156.25,
162.5, 175, 187.5, 200, 212.5, 312.5MHz
-
-
-
-
-
-
dBc/Hz
25°C ± 2°C at 2.5V / 156.250 MHz
Jitter
0.6
ps rms 12 kHz to 20 MHz from the output frequency @ 156.25Mhz
Phase Noise
10 Hz
100 Hz
1 kHz
1 MHz
20 MHz
-51
-88
-108
-135
-151
All Other Frequencies
dBc/Hz
25°C ± 2°C at 2.5V / 150.0 MHz
Jitter
-
-
2.4
-
ps rms 12 kHz to 20 MHz from the output frequency @150.0MHz
Aging
-
±1.0
ppm
°C
per year
Storage Temperature Range
-55
-
+125
Notes: Specifications with Pad 1 E/D open circuit
1 Place an appropriate power supply bypass capacitor next to device for correct operation
2 Specified by part number
Product information is current as of publication date. The product conforms to specifications per the terms of the Pletronics standard warranty.
Production processing does not necessarily include testing of all parameters.
May 21, 2020 Rev C
Pg 1
Copyright © 2020, Pletronics Inc. 19013 36th Ave. W, Lynnwood, WA 98036 USA www.pletronics.com 425-776-1880