JXS21 Datasheet, PDF (1/2 Pages) Jauch Quartz Gmbh – SMD Quartz Crystal

SMQDuQarutazrCtzryCsrtyaslt•alJ·XJEX6S321
actual size
General Data
type
frequency range
frequency tolerance at 25 °C
load capacitance C_L
shunt capacitance C_o
storage temperature
drive level max.
aging
4 Pad Version · 2.0 x 1.6 mm
■ ± 10 ppm type available
■ EMI shielding possible by grounded lid
■ reflow soldering temperature: 260 °C max.
■ ceramic / metal package
RoHS
2002/95/EC
RoHS compliant
Pb free: pins / pads
JXS21
20.0 ~ 50.0 MHz
( fund. AT-cut )
± 10 ppm / ± 20 ppm / ± 30 ppm
12 pF standard
(option: 8 pF ~ 30 pF / series)
< 5 pF
-40 °C ~ +90 °C
100 µW (10 µW recommended)
< ± 3 ppm first year (< ± 1 ppm for tol. ± 10 ppm)
ESR (series resistance Rs)
frequency
in MHz
vibration ESR max.
mode
in Ω
ESR typ.
in Ω
20.0 ~ 23.999 fund. - AT 150
120
24.0 ~ 29.999 fund. - AT 100
70
30.0 ~ 35.999 fund. - AT 80
50
36.0 ~ 50.000 fund. - AT 60
40
Frequency Stability vs. Temperature
-20 °C ~ +70 °C
-40 °C ~ +85 °C
± 15 ppm
STD.
O
T1
± 20 ppm
O
O
± 30 ppm
•
O
± 50 ppm
O
O
• ^standard
O available
Marking
frequency with load capacitance code
company code / date code / internal code
date code:
example:
year/month
8A = 2008 January
Jan. Febr. Mar. Apr. May June
A
B
C
D
E
F
July Aug. Sept. Oct. Nov. Dec.
G
H
J
K
L
M
Dimensions
2.0^±0.1
#4 #3
0.64^±0.05
#3
#4
#4
#3
0.9^±0.1
#1 #2
top view
Order Information
side view
#2
#1
0.60^±0.05
bottom view
#1
#2
#2 - #4: connected to lid
crystal connection
1.4^±0.1
pad layout
in mm
Q
frequency
Quartz
20.0 ~ 50.0 MHz
type
load capacitance
JXS21
12 pF standard
8 pF ~ 30 pF
S for series
stability at
25 °C
10 = ± 10 ppm
20 = ± 20 ppm
30 = ± 30 ppm
stability vs.
temp. range
see table
option
blank = -20 °C ~ +70 °C
T1 = -40 °C ~ +85 °C
FU = for fundamental frequencies ≥ 20 MHz
Example: Q 28.0-JXS21-12-30/30-FU (Suffix LF = RoHS compliant / Pb free pins or pads)
Jauch Quartz GmbH ^• e-mail: [e-mail]
full data can be found under: www.jauch.de / www.jauch.fr / www.jauchusa.com
All specifications are subject to change without notice
180509