Moisture Sensitivity Level (MSL) – This product is Hermetically Sealed and
not Moisture Sensitive - MSL = N/A: Not Applicable
FEATURES:
• Suitable for RoHS compliant reflow
• Low height reduced to 3.3mm
• Available suitable for thin equipment
• Tight stability & extended temperature
Reduced height
to 3.3mm
Pb
RoHS
Compliant
11.4 x 4.7 x 3.3 mm
APPLICATIONS:
• Computers, Modems, Microprocessors
• Wireless Applications
STANDARD SPECIFICATIONS:
PARAMETERS
Parameters
Minimum
3.579545
Typical
-----
-----
-----
Maximum
24.00
50.00
70.00
Units
Notes
Fundamental AT
(Standard)
Fundamental AT or BT
(See options)
3
rd
Overtone
(Standard)
)
Frequency Range
24.01
24.01
MHz
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
Drive level dependency (DLD)
Fundamental or 3
rd
Overtone
0
-----
+70
-55
-----
+125
-50
-----
+50
-50
-----
-----
-----
-5
-----
See table 1 below
-----
18
100
-----
+50
7
-----
1000
+5
ºC
ºC
ppm
ppm
Ω
pF
pF
µW
ppm
See options
See options
See options
(For BT cut, ±100ppm max.at
-10° C to +60° C only)
Standard
(See options if
other than STD)
500
-----
-----
MΩ
Minimum 7 points tested: from 1µW to 500µW.
Change in frequency (Maximum - Minimum) over DLD range < ±10ppm
Change in ESR (Maximum - Minimum) over DLD range < 25% of Max ESR
value.
Maximum ESR over DLD range < Max ESR value.
ESR (Ω)
180
120
100
80
60
50
40
100
80
REVISED: 11.15.2016
5101 Hidden Creek Lane Spicewood TX 78669
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sale please visit:
www.abracon.com
ABRACON IS
ISO9001-2008
CERTIFIED
@25°C±3°C
First year
@ 100Vdc ± 15V
TABLE 1: ESR
FREQUENCY (MHz)
3.579545 - 4.999 (Fund.)
5.000 - 5.999 (Fund.)
6.000 - 7.999 (Fund.)
8.000 - 8.999 (Fund.)
9.000 - 9.999 (Fund.)
10.000 - 15.999 (Fund.)
16.000 - 50.000 (Fund.)
24.01 - 31.999 (3rd O/T)
32.000 - 70.00 (3rd O/T)
LL C
HC/ 49US (AT49) LOW PROFILE SURFACE
MOUNT MICROPROCESSOR CRYSTAL
ABLS2
Pb
RoHS
Compliant
Options and Part Identification
(left blank if standard)
Reduced height
to 3.3mm
11.4 x 4.7 x 3.3 mm
| | | | | | | | | | | | | | |
ABLS2 -
Frequency in MHz
Please specify the frequency
in MHz. e.g. 14.31818MHz
MHz -
-
-
-
-
Packaging
Blank: Bulk
T: Tape&Reel
Oscillation Mode
F: Fund. AT>24MHz
FB: Fund. BT>24MHz
Load Capacitance (pF)
Please specify CL
(Minimum 10pF) in pF or
S for series
Custom ESR if other
than standard
R□
□:
Specify a value in
Ω
(e.g.: R40)
Operating Temp.
A: -10°C ~ +60°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
L*: -55°C ~ +125°C
Freq. Tolerance
H5: ± 5 ppm
1: ± 10 ppm
7: ± 15 ppm
2: ± 20 ppm
3: ± 25 ppm
4: ± 30 ppm
Freq. Stability
U**: ± 10 ppm
G: ± 15 ppm
X: ± 20 ppm
W: ± 25 ppm
Y: ± 30 ppm
H: ± 35 ppm
Q: ± 100 ppm
R: ± 150 ppm
NOTE: Fundamental BT frequency stability ± 100ppm max. at -10° C to +60° C only.
* Frequency stability ±50ppm, ±100ppm, ±150ppm only. Contact ABRACON for tighter frequency stability.
** Contact ABRACON for availability of ±10ppm with other Operating Temperature options.
LL C
5101 Hidden Creek Lane Spicewood TX 78669
Phone: 512-371-6159 | Fax: 512-351-8858
For terms and conditions of sale please visit:
www.abracon.com
REVISED: 11.15.2016
ABRACON IS
ISO9001-2008
CERTIFIED
HC/ 49US (AT49) LOW PROFILE SURFACE
MOUNT MICROPROCESSOR CRYSTAL
ABLS2
Pb
RoHS
Compliant
OUTLINE DRAWING:
Reduced height
to 3.3mm
11.4 x 4.7 x 3.3 mm
| | | | | | | | | | | | | | |
TAPE & REEL:
T = tape and reel (1000pcs/reel)
Reflow Profile
Zone
1
2
3
Description
Preheat
Temperature
T
SMIN
~ T
SMAX
150°C ~ 180°C
T
L
230°C
Time
60 ~ 120 sec.
30 ~ 40 sec.
10 sec. MAX
Peak Heat
T
P
260°C
Dimensions: mm
ATTENTION:
Abracon products are COTS - Commercial-Off-The-Shelf products; suitable for Commercial, Industrial and, where designated, Automotive Applications.
Abracon’s products are not specifically designed for Military, Aviation, Aerospace, Life-dependant 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 is required. Please contact Abracon for more information.
中风发生时，一切都是以秒来计算的。延误治疗可能导致大脑重大损伤。伦敦大学医学院的一位博士Alistair McEwan已经获得行为医学研究所(Action Medical Research)的同意，为急救人员开发一种无线诊断系统来减少时间延误。感谢抗血栓药物，一些病人在病情发作的三个小时之内可以完全恢复。但出血也会导致中风。医生在治疗之前需要确定发病原因，因为不适当的服用抗血栓药物会加重损害。...[详细]
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