HC/49US (AT49) ULTRA LOW ESR
SMD LOW PROFILE CRYSTAL
ABLS-LR
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:
PARAMETERS
ABRACON P/N
Frequency
Operation Mode
Operating Temperature
Storage Temperature
Frequency Tolerance
Frequency Stability over the
Operating Temp. (Ref to +25°C)
Equivalent Series Resistance (R1)
Shunt Capacitance C
0
Load Capacitance C
L
Drive Level
Aging at 25°C Per Year
Insulation Resistance
Spurious Responses
Drive level dependency (DLD)
ABLS-LR Series
3.0 MHz to 36 MHz
AT cut (Fundamental)
TABLE 1: ESR
FREQUENCY (MHz)
3.000000
3.072000
3.276800
3.500000 - 4.000000
4.000001 - 4.500000
4.500001 - 6.999999
7.000000 - 12.999999
13.000000 - 30.000000
ESR (? ) Max.
?
100
100
75
40
25
20
15
10
0°C to +70°C (see options)
-55°C to +125°C
± 50 ppm max. (see options)
3.0 ~ 3.579545MHz: ± 100 ppm max. (Standard only*)
*Please contact ABRACON for other stability specs.
3.579545 ~ 36MHz: ± 50 ppm max. (see options)
See Table 1
7pF max.
18pF (see options)
1 mW max., 100µW typical
± 5ppm max.
500 M
Ω
min at 100Vdc ± 15V
-3dB max.
from 1μW to 500μW
(
minimum 7 points tested)
OPTIONS & PART IDENTIFICATION:
(Left blank if standard)
ABLS - LR -
MHz -
-
-
-
-
Frequency in MHz
e.g. 3.579545MHz
14.31818MHz
24.000MHz
Freq. Tolerance
H5: ± 5 ppm
1: ± 10 ppm
7: ± 15 ppm
2: ± 20 ppm
3: ± 25 ppm
4: ± 30 ppm
Packaging
Blank: Bulk
T: Tape & Reel
Load Capacitance
Please specify CL in pF
or S for Series (10pF
minimum)
* Frequency stability R option (±150ppm) only.
Contact ABRACON for tighter frequency stability.
** -10 to +60°C only.
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 to +105°C
K(*): -40°C to +125°C
L(*): -55°C to +125°C
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
ABRACON IS
ISO9001:2008
CERTIFIED
Revised: 11.30.10
30332 Esperanza, Rancho Santa Margarita, California 92688
tel 949-546-8000
|
fax 949-546-8001
| www.abracon.com
Visit www.abracon.com for Terms & Conditions of Sale
HC/49US (AT49) ULTRA LOW ESR
SMD LOW PROFILE CRYSTAL
ABLS-LR
Pb
RoHS
Compliant
11.5 x 4.8 x 4.2 mm
| | | | | | | | | | | | | | |
OUTLINE DRAWING:
Dimensions: Inches (mm)
TAPE & REEL:
T= tape and reel (1,000pcs/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 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 Corporation is required. Please contact Abracon Corporation for
more information.
ABRACON IS
ISO9001:2008
CERTIFIED
Revised: 11.30.10
30332 Esperanza, Rancho Santa Margarita, California 92688
tel 949-546-8000
|
fax 949-546-8001
| www.abracon.com
Visit www.abracon.com for Terms & Conditions of Sale
TI Technology Forum
京公网安备 11010802033920号
EEWORLD
