Moisture Sensitivity Level (MSL) – This product is not Moisture Sensitive - MSL = 1
11.5 x 5.0 x 13.46mm
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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@25°C±3°C
Insulation Resistance
Drive level dependency (DLD),
minimum 7 points tested: from
1µW to 500µW.
0
-55
-50
-100
See table 1 below
Minimum
1.8432
Typical
Maximum
Units
MHz
1.8432MHz – 24.000MHz
24.01MHz – 66.00MHz
66.01MHz – 122.00MHz
122.01MHz – 160.00MHz
See options
See options
See options
Notes
160.000
Fundamental
3
rd
Overtone
5
th
Overtone
7
th
Overtone
+70
+125
+50
+100
ºC
ºC
ppm
ppm
Ω
7
pF
18
pF
100
1000
µW
±5
ppm
500
M
Ω
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.
See options
First year
@100Vdc±15V
Table 1
FREQUENCY (MHz)
1.8432-1.999
2.000-2.399
2.400-2.999
3.000-3.699
3.700-4.199
4.200-4.899
4.900-5.999
6.000-7.999
8.000-9.999
10.000-12.499
12.50-50.00
24.00-66.00
66.01-122.00
122.01-160.00
Operation Mode
ESR
(Ω)
max
750
550
350
200
100
70
50
40
35
30
25
40
80
120
HC49/U
Fundamental
HC49/U (3rd OT)
HC49/U (5th OT)
HC49/U (7th OT)
LLC
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: 01.05.2017
ABRACON IS
ISO9001-2008
CERTIFIED
HC49/U CRYSTAL
AB
OPTIONS AND PART IDENTIFICATION:
(Left blank if standard)
Pb
RoHS/RoHS II Compliant
11.5 x 5.0 x 13.46mm
| | | | | | | | | | | | | | |
AB -
Frequency in MH z
Please specify the frequency
in x x .x x x x M Hz.
e .g . 14.3181MHz
MHz -
-
-
-
-
-
-
P a c k a g in g
Blank: Bulk (std.)
T: Tape & Reel
(For MJ option only)
Q u a lit y F a c t o r * * *
Minimum
QXXXk
Value
L o a d Capacit anc e (pF)
Please specify CL
(Minimum 10 pF) in pF or
S fo r series
Custo m E SR if other
than st a n d a r d
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
Valu e Added
I
V
QXX
MJ
Operation Mode
Fund. AT > 24MHz
F
FB
O
Freq. Tolerance
1: ± 10 pp m
7: ± 15 pp m
2: ± 20 ppm
3: ± 25 ppm
4: ± 30 ppm
Freq . St abilit y
Option s fo r A T -
Cut only *
U * * : ± 1 0 p pm
G: ± 15 ppm
X: ± 20 ppm
W : ± 25 ppm
Y: ± 30 ppm
H: ± 35 ppm
Z: ± 5 0 p pm
Table 2
CODES
Q45
Q40
Q35
Q30
Q25
Q20
Q15
Q10
Q115
TRIMMED L in(mm)
0.45 (11.43)
0.40 (10.16)
0.35 (8.89)
0.30 (7.62)
0.25 (6.35)
0.20 (5.08)
0.15 (3.81)
0.10 (2.54)
0.115 (2.92)
NOTE: Use appropriat e code numbers for
other trimmed lengths not liste d.
(e.g. Q14 for 0.14 inch (3.55 mm))
Fund. BT>24MHz
3rd OT>66MHz
Insulator Tab
Vinyl Sleeve
T rimmed lea ds
See Ta ble 2
Metal jacket
NOTE:
*:Fr equency Stability ± 100
ppm max at -10 to +60C only
for BT cut.
** : -10 to +60C only.
*** : Quality factor must be
ac companied by a k value
LLC
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: 01.05.2017
ABRACON IS
ISO9001-2008
CERTIFIED
HC49/U CRYSTAL
AB
OUTLINE DRAWING:
Insulator Tab
For Option I
Pb
RoHS/RoHS II Compliant
11.5 x 5.0 x 13.46mm
| | | | | | | | | | | | | | |
Vinyl Sleeve
For Option V
Dimensions: inch (mm)
LLC
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: 01.05.2017
ABRACON IS
ISO9001-2008
CERTIFIED
HC49/U CRYSTAL
AB
OUTLINE DIMENSION CONTD...
Metal Jacket Formed Leads
For Option MJ
Pb
RoHS/RoHS II Compliant
11.5 x 5.0 x 13.46mm
| | | | | | | | | | | | | | |
T 1,000 pcs/reel
Dimensions: mm
TAPE & REEL:
T: 1,000 pcs/reel
Tape and reel packaging applies only to MJ (metal jacket) option
E
1.75±0.10
E2
22.25 MIN.
F
11.5±0.10
P2
2.00±0.10
ØD0
1.50±0.10
P0
4.00±0.10
W
24.00±0.30
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.
讨论到这个问题,得首先看以前是否有“性能过剩”的例子。而就在我们身边,最容易理解,也最容易看到的例子,莫过于 PC 市场了。 怎么样才能算“性能过剩”?当该产品能够应付大多数任务场景,性能满足主流市场需求的时候,再继续提升产品的性能不能为消费者提供更多价值的情形,就是“性能过剩”。这个时候,消费者开始不愿意购买新产品,因为对于他们来说,新产品和旧产品没有太大的差别。 以 PC 市场发展来...[详细]