PLETRONICS
NCF4 Series
TCXO / TCVCXO
Features
Applications
GPS
WiMAX, Wi-Fi, Wi-LAN
Handsets
Broadband Access
Point to point radios
Seismic Exploration
Wireless Communications
Base Stations
Test Equipment
Pletronics’ NCF4 Series Temperature Compensated
Clipped Sine Wave Output
1.8V to 3.3V nominal Supply Voltage
10 - 40 MHz Frequency
Crystal Oscillator
Optional Voltage Control Function
NCF4
2.0 x 2.5 x 1.0 mm
LCC Ceramic Package
Electrical Characteristics
Parameter
Frequency Range
2
Min
10
±0.5
-
-40
1.8
-
-
-
0.50
0.30
0
Typ
-
-
-
-
-
2.0
-
-
1.50
0.90
±8.0
Max
40
±2.5
±2.0
+85
3.3
3.0
±0.2
±0.2
2.50
1.50
±12.0
Unit
MHz
ppm
ppm
°C
Volts
mA
ppm
ppm
Volts
ppm
Condition
(Consult factory for other options)
Specified by part number
Specified by part number (f
max
- f
min
) / 2
Vcontrol 1.50 volts at 25°C ± 2°C when V
CC
> 2.5 volts
Vcontrol 0.9 volts at 25°C ± 2°C when V
CC
< 2.4 volts
If Vcontrol used
Specified by part number, Consult factory for wider range
± 5%, Specified by part number
Load: 10 Kohm || 10 pF, V
CC
± 5%
Load: 10 Kohm || 10 pF, V
CC
± 5%
Load: 10 Kohm || 10 pF ± 5%
1.50 volts nominal for V
CC
nominal > 2.5 volts
0.9 volts nominal for V
CC
nominal < 2.4 volts
Specified by part number, Positive Slope
DC Coupled
Frequency Stability vs. Temperature
2
Frequency Initial Calibration
Operating Temperature Range
2
Supply Voltage
1, 2
V
CC
Supply Current I
CC
Frequency Stability vs. Supply
Frequency Stability vs. Load
Vcontrol Range
Frequency Pullability
2
Output Waveform
Output Level
Startup Time
Long Term Stability (Aging)
Phase Noise
100 Hz
1 kHz
10 kHz
100 kHz
Clipped Sine Wave
0.8
-
-
-
-
-
-110
-130
-145
-145
-
-
10.0
±1.0
V p-p
mS
ppm
Load: 10 Kohm || 10 pF ± 10%
Within ± 2.0 ppm of final frequency
Per year at 25°C ± 2°C
-
-
dBc/Hz
25°C ± 2°C at 26.0 MHz
Storage Temperature Range
-55
+85
°C
Notes:
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.
Aug 27, 2019 Rev. D
Pg 1
Copyright © 2019, Pletronics Inc.
19013 36th Ave. W, Lynnwood, WA 98036 USA
www.pletronics.com
425-776-1880
PLETRONICS
NCF4 Series
TCXO / TCVCXO
Part Number
Series
Model
V
CC
Supply Voltage
1
Lowest
Highest
Operating Temperature
Lowest
Highest
Stability
1, 2
(ppm)
Pullability
1
(ppm)
Frequency
(MHz)
NCF4
031
035
C
A
= +10 C
B
= +5
o
C
C
= +0
o
C
D
= -5
o
C
E
= -10
o
C
F
= -15
o
C
G
= -20
o
C
H
= -25
o
C
J
= -30
o
C
K
= -35
o
C
L
= -40
o
C
o
G
A
= +40
o
C
B
= +45
o
C
C
= +50
o
C
D
= +55
o
C
E
= +60
o
C
F
= +65
o
C
G
= +70
o
C
H
= +75
o
C
J
= +80
o
C
K
= +85
o
C
015
008
-19.44M
031
= 3.1 for 3.3 volts nominal
029
= 2.9 for 3.0 volts nominal
027
= 2.7 for 2.8 volts nominal
024
= 2.4 for 2.5 volts nominal
017
= 1.7 for 1.8 volts nominal
035
= 3.5 for 3.3 volts nominal
031
= 3.1 for 3.0 volts nominal
029
= 2.9 for 2.8 volts nominal
026
= 2.6 for 2.5 volts nominal
019
= 1.9 for 1.8 volts nominal
005
= ± 0.5
010
= ± 1.0
015
= ± 1.5
020
= ± 2.0
025
= ± 2.5
000
= TCXO
005
= ± 5
008
= ± 8
10 - 40 MHz
1
2
Contact Factory for non-standard specifications
Not all stabilities are available with all operating temperature ranges. Contact Factory for exact combinations available.
Device Marking
Pff.f
P
ff.f
YM
x
= Pletronics
= Frequency in MHz
= Date Code (Year Month) See below for YM codes
= All other markings are internal codes
YMxxx
Note: Specifications such as frequency stability, supply voltage and operating temperature range, etc. are not identified from marking.
External packaging labels and packing list will correctly identify the ordered Pletronics part number.
Code
Year
8
2018
9
2019
0
2020
1
2021
2
2022
Code
Month
1
JAN
2
FEB
3
MAR
4
APR
5
MAY
6
JUN
7
JUL
8
AUG
9
SEP
O
OCT
N
NOV
D
DEC
Package Labeling
Tape and Reel available for quantities of 250 to 1000 per reel, cut tape for < 250. 8mm tape, 4mm pitch.
P/N Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Courier New
Bar code is 39-Full ASCII
RoHs Label is 1" x 2.6" (25.4mm x 66.7mm)
Font is Arial
Pletronics Inc. certifies this device is in accordance with the RoHS 3 (2015/863) and WEEE 2 (2012/19/EU) directives.
Pletronics Inc. guarantees the device does not contain the following: Cadmium, Hexavalent Chromium, Lead, Mercury, PBB’s, PBDE’s
Weight of the Device: 0.02 grams
Moisture Sensitivity Level: 1 As defined in J-STD-020D
Second Level Interconnect code: e4
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. D
Pg 2
Copyright © 2019, Pletronics Inc.
19013 36th Ave. W, Lynnwood, WA 98036 USA
www.pletronics.com
425-776-1880
PLETRONICS
NCF4 Series
TCXO / TCVCXO
Mechanical Dimensions
A
B
C
D
F
1
Inches
mm
0.098 ± 0.008 2.50 ± 0.20
0.079 ± 0.008 2.00 ± 0.20
0.031 ± 0.004 0.80 ± 0.10
0.071
0.024
0.014
0.020
0.028
1.80
0.60
0.35
0.50
0.70
E
1
1
1
G
H
1
1
Typical dimensions
(Not to Scale)
Contacts (pads):
Gold 11.8 to 39.4 µinches (0.3 to 1.0 µm) over Nickel 50 to 350 µinches (1.27 to 8.89 µm)
Pad
1
2
3
4
5
6
Function
Vcontrol Input
NC
Ground (GND)
Output
NC
V
CC
Supply Voltage
Note
If this function is not specified, recommend connecting this pad to ground.
No external connection allowed
The output is DC coupled. Most commonly used with external coupling capacitor. 0.001 to 0.01µF recommended.
No external connection allowed
Connect an appropriate power supply bypass capacitor as close as possible
For Optimum Jitter Performance, Pletronics recommends:
$
$
$
$
A ground plane under the device
Do not route large transient signals (both current and voltage) under the device
Do not place near a large magnetic field such as a high frequency switching power supply
Do not place near piezoelectric buzzers or mechanical fans
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. D
Pg 3
Copyright © 2019, Pletronics Inc.
19013 36th Ave. W, Lynnwood, WA 98036 USA
www.pletronics.com
425-776-1880
PLETRONICS
NCF4 Series
TCXO / TCVCXO
Electrical Test / Load Circuit
Environmental / ESD Ratings
Reliability: Environmental Compliance
Parameter
Mechanical Shock
Vibration
Solderability
Thermal Shock
JESD22-B104
JESD22-B103
IPC J-STD-002
MIL-STD-883 Method 1011, Condition A
ESD Rating
Model
Human Body Model
Charged Device Model
Machine Model
Condition
Min. Voltage
2000V
500V
200V
Condition
JESD22-A114
JESD 22-C101
JESD22-A115
Absolute Maximum Ratings
Parameter
V
CC
Supply Voltage
Thermal Characteristics:
The maximum die or junction temperature is 155
o
C
The thermal resistance junction to board is 30 to 50
o
C/Watt depending
on the solder pads, ground plane and construction of the PCB.
Vi
Io
Input Voltage
Output Current
Unit
-0.6V to +4.6V
-0.6V to V
CC
+ 0.6V
-10mA to +10mA
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. D
Pg 4
Copyright © 2019, Pletronics Inc.
19013 36th Ave. W, Lynnwood, WA 98036 USA
www.pletronics.com
425-776-1880
PLETRONICS
NCF4 Series
TCXO / TCVCXO
Reflow Cycle
The part may be reflowed 2 times without degradation
(typical for lead free processing).
Tape and Reel
Tape Constant Dimensions Table 1
Tape
Size
8mm
12mm
16mm
24mm
1.5
+0.1
-0.0
Do
D1
min
1.0
1.5
1.5
1.5
1.75
±0.1
4.0
±0.1
E1
Po
P2
2.0
±0.05
0.6
2.0
±0.1
0.6
0.1
S1
min
T
max
T1
max
Tape Variable Dimensions Table 2
Tape
Size
8mm
B1
max
4.2
E2
min
6.25
F
3.5 ±0.05
P1
4.0
±0.1
T2
max
2.0
W
max
8.3
Ao, Bo &
Ko
Note 1
Dimensions in mm
Drawing Not to scale
Note 1: Embossed cavity to conform to EIA– 481-B
Reel Dimensions (may vary) Table 3
A
Reel
Size
7
10
13
Inches
7.0
10.0
13.0
mm
177.8
254.0
330.2
Inches
2.50
4.00
3.75
B
mm
63.5
101.6
95.3
C
mm
13.0
+0.5
-0.2
D
mm
Tape size +0.4
+2.0
-0.0
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. D
Pg 5
Copyright © 2019, Pletronics Inc.
19013 36th Ave. W, Lynnwood, WA 98036 USA
www.pletronics.com
425-776-1880
Power technology
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