Quartz Crystal · MMTF32
Tuning Fork Crystal · 2.0 x 6.0 mm
RoHS
2002/95/EC
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2 x 6 mm cylinder type
32.768 kHz standard
actual size
RoHS compliant
Pb free: pins / pads
General Data
type
Frequency Stability vs. Temperature
MMTF32
- 80 ppm
- 160 ppm
frequency
32.768 kHz (28.0 ~ 80.0 kHz on request)
10 ppm / 20 ppm
-20 °C ~ +70 °C
-40 °C ~ +85 °C
STD.
T1
•
frequency tolerance at 25 °C 5 °C
load capacitance CL
temperature constant
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10 pF / 12.5 pF (6 pF ~ 12.5 pF)
-0.04 · 10-6 / °C2 max.
-0.034 · 10-6 / °C2 typical
f (ppm) = -0.04 ( 25 °C - T )2
T = requested temperature
-20 °C ~ +70 °C / -40 °C ~ +85 °C
1.1 pF typical
standard
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frequency temperature characteristic
Marking
Date code ( month / year )
operating tenperature range
shunt capacitance Co
date code:
A ~ M: Jan.- Dec.
5: 2005
Jan.
A
Febr. Mar.
Apr.
D
May
E
June
F
series resistance max. ( ESR )
storage temperature
30.0 kΩ
B
C
-40 °C ~ +90 °C
July
G
Aug.
H
Sept.
J
Oct.
K
Nov.
L
Dec.
M
6: 2006
1 µW
drive level max.
aging first year
7: 2007
<
5 ppm
Dimensions
Wave Soldering Profile
260
±1.0
6.0+0.1/-0.2
7.5
200
150
100
ca. 3.5 °C/s
ca. 2.0 °C/s
ca. 5.0 °C/s
50
0
20 60 100 140 180 220
time (seconds)
in mm
Mounting
crystal
Mounting: if the crystal should be mounted vertically to your board (see picture), do not directly
solder the metal can. The crystal may be overheated by the direct heat flow.
glue
Please use glue (hot-melt adhesive) or mechanical clamping to fasten the metal can.
PC board
heat isolating material
Order Information
frequency
load capacitance
stability at
25 °C
type
option
Q
blank = -20 °C ~ +70 °C
T1 = -40 °C ~ +85 °C
Quartz
0.032768 MHz
MMTF32
6 pF ~ 12.5 pF
10.0 pF Std.
12.5 pF Std.
20 = 20 ppm
10 = 10 ppm
Example: Q 0.032768-MMTF32-12.5-30
(Suffix LF = RoHS compliant / Pb free pads)
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Jauch Quartz GmbH e-mail: info@jauch.de
full data can be found under: www.jauch.de / www.jauch.fr / www.jauchusa.com
All specifications are subject to change without notice