HC-49USSX
The HC-49USSX is the low profile (2.1 mm Max.) resistance weld
type Thru Hole quartz crystal.
OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS
HC-49USSX QUARTZ CRYSTAL
PARAMETERS
CONDITIONS
HC-49USSX
UNITS
MIN
TYP
MAX
Frequency
Fo
@ +25°C
-10 ~ +70°C
Co
3.570
50.000
± 30
± 50
5
MHz
ppm
ppm
pF
Frequency Tolerance*
Frequency Stability*
Shunt Capacitance
Load Capacitance
Drive Level
Specify in P/N
DL
10
20
Series
500
pF
μW
°C
Cost Effective
Low Profile
PB Free/RoHS Compliant
MSL 1
Operating Temperature*
Storage Temperature
Aging (First Year)
Topr
-10
-55
+70
Tstg
+125
±5
°C
@ +25°C ±3°C
ppm
Frequency (MHz)
3.570 ~ 4.999
ESR Ω Max.
Mode of Osc.
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
Fundamental
3rd Overtone
3rd Overtone
150
120
100
80
60
50
40
100
80
5.000 ~ 5.999
6.000 ~ 6.999
7.000 ~ 8.999
9.000 ~ 12.999
13.000 ~ 19.999
20.000 ~ 30.000
26.999 ~ 39.999
40.000 ~ 50.000
Figure 1) Side, End and Bottom
PART NUMBERING GUIDE:
Example ECS-200-20-4VX
ECS - FREQUENCY ABBREVIATION
LOAD
PACKAGE
AVAILABLE OPTIONS
PACKAGING
Tolerance
Stability
Temp Range
CAPACITANCE
20 = 20 pF
S = Series
Blank = Std
200 = 20.000 MHz
See P/N Guide
ECS
Blank= Std
Blank= Std
Bulk
4VX = 2.1 mm
A = ± 25 ppm
J = ± 20 ppm
R = ± 15 ppm
C = ± 10 ppm
D= ±100 ppm
E = ± 50 ppm
G = ± 30 ppm
H = ± 25 ppm
T = ± 20 ppm †
W = ±15 ppm †
K = ± 10 ppm †
L = -10 ~ +70°C
M = -20 ~ +70°C
Y = -30 ~ +85°C
N = -40 ~ +85°C
P = -40 ~ +105°C
S = -40 ~ +125°C
U = -55 ~ +125°C
* Specify available options in P/N.
† Contact ECS for availability over extended temp range.
Rev.2017
15351 West 109th Street | Lenexa, KS 66219 | Phone: 913.782.7787 | Fax: 913.782.6991 | www.ecsxtal.com