Parallel - Fundamental Quartz Crystal, 20MHz Nom, SMD, 4 PIN
ABM81-20.000MHZ-18-B3U Parametric
Parameter Name
Attribute value
Is it Rohs certified?
conform to
Objectid
145206901520
package instruction
SMD, 4 PIN
Reach Compliance Code
unknown
Country Of Origin
Mainland China
YTEOL
7.23
Ageing
2 PPM/FIRST YEAR
Crystal/Resonator Type
PARALLEL - FUNDAMENTAL
Drive level
10 µW
frequency stability
0.001%
frequency tolerance
25 ppm
JESD-609 code
e4
load capacitance
18 pF
Installation features
SURFACE MOUNT
Nominal operating frequency
20 MHz
Maximum operating temperature
70 °C
Minimum operating temperature
-20 °C
physical size
3.2mm X 2.5mm X 0.65mm
Series resistance
50 Ω
surface mount
YES
Terminal surface
Nickel/Gold (Ni/Au)
ABM81-20.000MHZ-18-B3U Preview
CERAMIC SMD CRYSTAL
ABM8
Moisture Sensitivity Level (MSL) – This product is Hermetically Sealed and not Moisture
Sensitive - MSL = N/A: Not Applicable
Pb
RoHS
Compliant
3.2 x 2.5 x 0.8mm
FEATURES:
• Seam sealed package assures high reliability
• Tight tolerance and stability available
• Suitable for RoHS reflow
APPLICATIONS:
• High density applications
• Modems, communication and test equipment
• PMCIA, Wireless applications
STANDARD SPECIFICATIONS:
Parameters
Frequency Range
Operation Mode
Operating Temperature
Storage Temperature
Frequency Tolerance @+25°C
Frequency Stability over the Operating
Temperature ( ref. to +25°C)
Equivalent series resistance (R1)
Shunt capacitance (C0)
Load capacitance (CL)
Drive Level
Aging
Insulation Resistance
TABLE 1- Standard ESR
Frequency (MHz)
10.000 -11.999 (Fund)
12.000 -15.999 (Fund)
16.000 -19.999 (Fund)
20.000 - 29.999 (Fund)
-2
500
ESR( )
max
200
120
70
50
Minimum
10.000
Typical
Maximum
125.000*
Units
MHz
Notes
Contact Abracon for
available F<10MHz
10MHz - 54MHz
64MHz - 125MHz
Please contact Abracon for
available frequencies
Fundamental
3rd Overtone
(Standard Frequencies: 64, 66, 66.6666, 75,
80, 98.304, 100, 125MHz)
-10
+60
-55
+125
-50
+50
-50
See table 1 below
3.0
18.0
10
100
+2
+50
ºC
ºC
ppm
ppm
pF
pF
µW
ppm
M
(see options if other than STD)
Standard
Standard
Standard
(see options if other than STD)
(see options if other than STD)
Standard
(See options if
other than STD)
@25°C±3°C
First year
@ 100Vdc ± 15V
ESR( )
max
40
35
120
80
Frequency (MHz)
30.000 - 39.999 (Fund)
40.000 - 54.000 (Fund)
64.000 - 80.000 (3rd OT)
98.304 - 125.000 (3rd OT)
OPTIONS AND PART IDENTIFICATION: (Left blank if standard)
ABM8
Height (mm)
Blank: 0.80 max
1: 0.65±0.05
2: 0.60±0.10
Frequency in MHz
Please specify the
frequency in MHz.
e.g. 16.000MHz
Load Capacitance (pF)
Please specify CL (min
6pF) in pF or S for series
Custom ESR if
other than standard
R
: Specify a value in
(e.g.: R40)
Operating Temp.
E
Blank: -10°C ~ +60°C
E: 0°C ~ +70°C
B: -20°C ~ +70°C
C: -30°C ~ +70°C
N: -30°C ~ +85°C
D: -40°C ~ +85°C
J**: -40°C ~ +105°C
K**: -40°C ~ +125°C
** Frequency stability ±
50ppm and ± 100 ppm
-
MHz -
-
-
-
Packaging
Blank: Bulk
T: 1kpcs / reel
T2: 250pcs / reel
T3: 3kpcs / reel
Freq. Stability
Blank: ± 50 ppm
U: ± 10 ppm(*)
G: ± 15 ppm
X: ± 20 ppm
W: ± 25 ppm
Y: ± 30 ppm
H: ± 35 ppm
Q: ± 100 ppm
(*) Option E, B, and
-10°C to +60°C only.
Freq. Tolerance
Blank: ± 50 ppm
1: ± 10 ppm
7: ± 15 ppm
2: ± 20 ppm
3: ± 25 ppm
4: ± 30 ppm
LLC
5101 Hidden Creek Ln Spicewood TX 78669
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sales, please visit:
www.abracon.com
ABRACON IS
REVISED: 07-1-20
ISO9001-2015
CERTIFIED
CERAMIC SMD CRYSTAL
ABM8
OUTLINE DRAWING:
Pb
RoHS
Compliant
3.2 x 2.5 x 0.8mm
Note:
Due to material availability, the chamfer could be located
on pin #1, 3, or 4. Be advised that the chamfer location has
no impact on the electrical performance of the device.
Table 2
Height (mm)
ABM8
0.80 max
ABM81
0.65+/-0.05
ABM82
0.60+/-0.10
Dimensions: mm
TAPE & REEL:
Option "-T"
: Tape and reel (1,000pcs/reel) : ABM8, ABM82
Tape and reel (3,000pcs/reel) : ABM81
Option "-T2" : Tape and reel (250pcspcs/reel) : ABM8
Option "-T3" : Tape and reel (3,000pcs/reel) : ABM8, ABM82 only
REFLOW PROFILE:
Zone
1
2
3
Dimensions: mm
Description
Temperature
Time
Preheat
Reflow
Peak heat
T
SMIN
~ T
SMAX
150°C ~ 180°C
T
L
230°C
T
P
260°C
±
5°C
60 ~ 120 sec.
30 ~ 40 sec.
10 sec. MAX
ATTENTION:
Abracon LLC’s products are COTS – Commercial-O -The-Shelf products; suitable for Commercial, Industrial and, where designated, Automotive Applica-
tions. Abracon’s products are not specifically designed for Military, Aviation, Aerospace, Life-dependent Medical applications or any application requiring high reliability
where component failure could result in loss of life and/or property. For applications requiring high reliability and/or presenting an extreme operating environment,
written consent and authorization from Abracon LLC is required. Please contact Abracon LLC for more information.
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