Ultra-low ESR HC49/US (AT49) SMD MICROPROCESSOR CRYSTAL
ABLS-LR
Moisture Sensitivity Level (MSL) – This product is Hermetically Sealed and
not Moisture Sensitive - MSL = N/A: Not Applicable
FEATURES:
• Ultra low ESR as low as 20 ohms for 4MHz, 85% lower than
typical SMD Low Profile HC49S Crystals
• Low negative resistance(-R) IC design can ensure high oscillation margin
• Tight stability and automotive grade temperature available
• Hermetically resistance weld sealed
Pb
RoHS
Compliant
11.5 x 4.8 x 4.2 mm
APPLICATIONS:
• Low negative resistance u-controller design
for low frequency
• Wide range of automotive applications
• Industrial applications
STANDARD SPECIFICATIONS:
P
Parameters
Minimum
3
Fundamental
0
-55
-50
-100
-50
See table 1 below
7
18
100
-5
500
1000
+5
+70
+125
+50
+100
ppm
+50
Ω
pF
pF
µW
ppm
See options
ºC
ºC
ppm
See options
See options
Standard only
Typical
Maximum
36
Units
M Hz
Notes
TABLE 1: ESR
Frequency Range
Operation Mode
Operating Temperature
Storage Te mperature
Frequency Tolerance @+25°C
Frequency
3.0~3.579545MHz
Stability over the
Operating
Temperature ( ref. 3.579545~36MHz
to +25°C)
Equivalent series resistance (R1)
Shunt capacitance (C0)
Load capacita nce (CL)
Drive Level
Aging
Insulation Resistance
Spurious Response
Drive level dependency (DLD)
FREQUENCY (MHz)
3.000000
3.072000
3.276800
3.500000 ~ 4.000000MHz
4.000001 ~ 4.500000MHz
4.500001 ~ 5.999999MHz
6.000000 ~ 7.499999MHz
7.500000 ~ 12.999999MHz
13.000000 ~ 36.000000MHz
ESR
(Ω)
Max.
100
100
75
40
30
25
20
15
10
See options
@25°C±3°C
First year
@ 100Vdc ± 15V
M
Ω
-3
dB
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.
OPTIONS & PART IDENTIFICATION:
(Left blank if standard)
ABLS - LR-
Frequency in MHz
Please specify the frequency
in MHz. e.g. 14.31818MHz
Load Capacitance (pF)
Please specify CL in pF
(10pF minimum) or S for
series
MHz -
-
-
Packaging
Blank: Bulk
T: Tape & Reel
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
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
1: ± 10 ppm
7: ± 15 ppm
2: ± 20 ppm
3: ± 25 ppm
4: ± 30 ppm
NOTE:
* Frequency stability R option (±150ppm) only.
Contact ABRACON for tighter frequency stability.
** For -10 to +60C only.
ABRACON IS
ISO9001:2008
CE RTIFIED
LLC
2 Faraday, Suite# B
|
Irvine
|
CA 92618
Revised: 04.17.16
Ph. 949.546.8000
|
Fax. 949.546.8001
Visit
www.abracon.com
for Terms and Conditions of Sale
Ultra-low ESR HC49/US (AT49) SMD MICROPROCESSOR CRYSTAL
ABLS-LR
OUTLINE DRAWING:
Pb
RoHS
Compliant
11.5 x 4.8 x 4.2 mm
ax.
Dimensions: inches (mm)
TAPE & REEL:
T = tape and reel (1000pcs/reel)
REFLOW PROFILE:
Dimensions: mm
ATTENTION:
Abracon Corporation’s products are COTS – Commercial-Off-The-Shelf products; suitable for Commercial, Industrial and, where designated, Automotive Applica-
Dimensions: mm
tions. 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 Corporation is required. Please contact Abracon Corporation for more information.
ABRACON IS
ISO9001:2008
CE RTIFIED
LLC
2 Faraday, Suite# B
|
Irvine
|
CA 92618
Revised: 04.17.16
Ph. 949.546.8000
|
Fax. 949.546.8001
Visit
www.abracon.com
for Terms and Conditions of Sale
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