Automotive SMD Crystal · JTX310
SMD Tuning Fork Crystal
·
3.2 x 1.5 mm
actual size
I
I
I
I
all versions are AEC-Q200 qualified
optional extra shock proof versions available
reflow soldering temperature: 260 °C max.
package height 0.9 mm max.
2002/95/EC
RoHS compliant
Pb free
RoHS
General Data
type
frequency
frequency tolerance at 25 °C ± 5 °C
load capacitance C
L
temperature constant (T
C
)
JTX310
32.768
kHz
± 20 ppm / ±
30
ppm
12.5 pF std. (7 pF, 9 pF ask)
T
C
= -0.04 · 10
-6
/ °C
2
max.
T
C
= -0.034 · 10
-6
/ °C
2
typical
frequency temperature characteristic
f (ppm) = T
C
· (25 °C - T)
2
Frequency Stability vs. Temperature
-80 ppm
-20 °C ~ +70 °C
-40 °C ~ +85 °C
-40 °C ~ +105 °C
-40 °C ~ +125 °C
STD.
T1
T2
T3
-160 ppm
-250 ppm
-400 ppm
•
•
O
O
•
standard
Marking
company code
O
available
T = requested temperature
operating temperature range
shunt capacitance C
o
series resistance max. (ESR)
storage temperature
drive level max.
aging first year
refer to frequency stability table
1.15 pF typical
70 kΩ (80 kΩ for temperature range T2 and T3)
-55 °C ~ +125 °C
0.5 µW
< ±
3
ppm
date code / production code
Mechanical Endurance Options
AEC (according AEC-Q200):
100 g, half sine pulse, 6.0 ms
HMR (high mechanical reliability):
3000
g, half sine pulse, 0.3 ms
note: all versions are AEC-Q200 qualified
Dimensions
3.2
0.1
0.9 max.
0.65
1.7
0.65
1.5
1.8
1.0
1.5
0.1
top view
side view
bottom view
pad layout
in mm
Order Information
Q
Quartz
frequency
type
load capacitance
stability at
25 °C
20 = ± 20 ppm
30
= ±
30
ppm
blank =
T1 =
T2 =
T3 =
option 1
option 2
0.032768 MHz
JTX310
12.5 pF
7 pF, 9 pF (ask)
-20 °C ~ +70 °C
-40 °C ~ +85 °C
-40 °C ~ +105 °C
-40 °C ~ +125 °C
AEC = AEC-Q200 qualified
HMR = high mechanical reliability
Example: Q 0.032768-JTX310-12.5-20-T1-AEC-LF
(Suffix LF = RoHS compliant / Pb free pads)
Jauch Quartz GmbH
•
e-mail: info@jauch.de
full data can be found under: www.jauch.de / www.jauch.co.uk / www.jauch.fr / www.jauchusa.com
All specifications are subject to change without notice
210512-18
嵌入式系统
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