THD3 Series
PLETRONICS
STRATUM-III TYPE TCXO / TCVCXO
Applications
Features
SONET / SDH / DWDM
Test & Measurement
Pletronics’ THD3 Stratum-III Type Series Temperature
Compensated Crystal Oscillator
Telecom Transmission & Switching Equipment
Base Stations / Picocell
Wireless Communication Equipment
Optional Voltage Control Function
Low Power / Fast Warm Up
CMOS Output
THD3
3.2 x 5.0 x 1.50 mm
LCC Ceramic Package
2.8V to 3.3V nominal Supply Voltage
See table for developed Frequencies
Electrical Characteristics
Condition (Consult factory for other options)
Parameter
Frequency Range 2
Min
Typ
Max
Unit
8.192
-
40.0
MHz
See table below for developed frequencies
Frequency Stability vs. Temperature 2
-
±0.28
-
ppm
(fmax - fmin) / 2
Frequency Initial Calibration
Operating Temperature Range 2
Supply Voltage 1, 2 VCC
Supply Current ICC
24 Hour Holdover
-
-40
2.8
-
-
±1.0
+85
3.3
ppm
°C
25°C ± 2°C, 24 hours after reflow
Widest range available
± 5%
-
-
Volts
mA
-
7.0
Load: 15 pF, VCC ± 5%
-
-
±0.37
±0.2
±0.2
2.5
ppm
ppm
ppm
Volts
ppm
%
Frequency Stability vs. Supply
Frequency Stability vs. Load
Vcontrol Range
-
-
Load: 15 pF, VCC ± 5%
Load: 15 pF, VCC ± 5%
1.50 volts nominal for VCC
Positive Slope
-
-
0.5
0
-
±8.0
-
Frequency Pullability 2
±12.0
2.0
Linearity
-
Output Waveform
CMOS
Duty Cycle
40
90
-
50
60
-
%
%Vdd
%Vdd
nS
Load: 15 pF
Output VHIGH
-
Vth: TR and TF 10% and 90% of amplitude
Vth: D.C. 50% of amplitude
Output VLOW
-
10
6.5
3.0
-
Output TRISE and TFALL
Startup Time
-
-
-
-
S
Time to reach specified frequency
After 15 years
Long Term Stability (Aging)
-
±3.0
ppm
Frequency offset from carrier 12 kHz to 5 MHz,
typical performance at 20.0 MHz
Jitter
-
0.6
-
pS
-100
-120
-134
-144
Phase Noise
10 Hz
100 Hz
1 kHz
10 kHz
-
-
dBc/Hz 25°C ± 2°C at 26.0 MHz
°C
Storage Temperature Range
-55
-
+95
Note:
1 Place a 10nF power supply bypass capacitor next to device for correct operation
2 Specified by part number.
The following is a list of developed frequencies. Consult factory for other options.
8.192M, 9.60M, 9.72M, 10.00M, 12.80M, 13.00M, 16.384M,
19.20M, 19.44M, 20.00M, 25.60M, 26.00M, 40.00M only
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.
Aug 27, 2019 Rev. E
Pg 1
Copyright © 2019, Pletronics Inc. 19013 36th Ave. W, Lynnwood, WA 98036 USA www.pletronics.com 425-776-1880