JXE
42
Quartz Crystal • JXE42 63
Quartz Crystal • JXE
Surface Mount Quartz Crystal
Features
I
bluetooth applications
I
ceramic/ceramic package
actual size
actual size
General Data
type
frequency range
JXE42
13.0 ~ 50.0 MHz
( fund. AT-cut )
ESR (series resistance Rs)
frequency
in MHz
13.0 ~ 15.999
16.0 ~ 50.000
vibration
mode
fund.- AT
fund.- AT
ESR max.
in
Ω
80
60
ESR typ.
in
Ω
40
30
frequency tolerance at 25 °C
load capacitance C
L
shunt capacitance C
o
storage temperature
drive level max.
aging
±20 ppm ~ ± 30 ppm
12 pF ~ 16 pF
< 7 pF
-40 °C ~ +90 °C
100 µW
< ±5 ppm first year
Frequency Stability vs. Temperature
± 30 ppm
-20 °C ~ +70 °C
-40 °C ~ +85 °C
STD.
T1
O
± 50 ppm
O
O
Marking
frequency with load capacitance code
company code / date code / internal code
date code:
example:
Jan.
A
July
G
Febr.
B
Aug.
H
year/month
4A = 2004 January
Mar.
C
Sept.
J
Apr.
D
Oct.
K
May
E
Nov.
L
June
F
Dec.
M
•
O
standard
on request
Order Information
stability vs.
temp. range
in ppm
Q
frequency
in MHz
type
load capacitance
in pF
stability at 25 °C
in ppm
option
Quartz
13.0 ~ 50.0 MHz
JXE42
12 pF ~ 16 pF
± 20 ppm
± 30 ppm
see table
blank = -20°C ~ +70°C
FU = fundamental AT-cut
T1 = -40°C ~ +85°C
Example: Q 28.0-JXE42-12-20/30-FU
The pulse of progress
Jauch Quartz GmbH
• Telephone: (+49) 77 20 / 9 45-0 • Telefax: (+49) 77 20 / 9 45-100 • Internet: www.jauch.de • e-mail: info@jauch.de • 02/2004
Quartz Crystal • JXE42
Dimensions
4.0
±0.2
0.8 max.
#4
#3
2.5
±0.2
#3
2.0
0.7
#4
#4
#3
1.7
1.4
1.2
pad layout
in mm
12.4
120°
ø 13
ø 250
ø 80
#1
#2
top view
side view
#2
bottom view
#1
#1
#2
crystal connection
Taping Specification
4.0
ø 1.5
1.75
12.0
4.4
2.0
ø 21
8.0
2.9
1.1
1000 pcs per reel
Feeding
in mm
in mm
Reflow Soldering Profile
temperature (°C)
250
200
150
100
50
90
±30
s
30
±10
s
150
±5 °C
10
±1
s
235 ±5 °C /260°C max.
Load Capacitance Codes
7 pF: m
8 pF: k
9 pF: n
10 pF: h
11 pF: l
12 pF: a
time (seconds)
13 pF: v
14 pF: x
15 pF: j
16 pF: b
17 pF: t
18 pF: f
20 pF: c
22 pF: g
24 pF: d
25 pF: r
27 pF: w
30 pF: .
32 pF: e
series: s
T: 3rd OT
note: temperatures are measured on PCB surface
example 13.0 MHz / 12 pF: 13a00
The pulse of progress
Jauch Quartz GmbH
• Telephone: (+49) 77 20 / 9 45-0 • Telefax: (+49) 77 20 / 9 45-100 • Internet: www.jauch.de • e-mail: info@jauch.de • 02/2004
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