Crystal unit
Specifications (characteristics)
Series resistance
Recommended soldering pattern
External dimensions
(Unit: mm)
Do not connect #2 and #3 to external device.
Metal may be exposed on the top or bottom of this product. This won't affect any quality, reliability or electrical spec.
Internal connection
(Unit: mm)
#4
#4
#3
#1
#2
#3
#1
0.5
5.5
(0.9)
(0.9)
1.9
#2
3.2
2.38
2.54 Max.
3.8 Max.
8.0 Max.
32.768k
571
e
1.3
1.9
1.3
1.9
1.3
4.2
Frequency (kHz)
Series resistance ()
20 kHz f < 31.2 kHz
55 k Max.
31.2 kHz f < 40 kHz
35 k Max.
40 kHz f < 90 kHz
20 k Max.
90 kHz f < 130 kHz
12 k Max.
130 kHz f < 165 kHz
10 k Max.
MC-30A
Most suitable for accessaries and ECU sub clock for automotive applications.
High-density mounting-type SMD.
Photolithography finished allows uniform and stable performance.
Excellent reliability and environmental capability.
Item
Nominal frequency
Temperature
range
Maximum drive level
Frequency tolerance (standard)
Peak temperature (frequency)
Temperature coefficient (frequency)
Load capacitance
Series resistance
Motional capacitance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
Symbol
f
T
STG
T
OPR
GL
f/f
T
a
C
L
R
1
C
1
C
0
IR
fa
S.R.
Specifications
32.768 kHz
20.000 kHz to 165.000 kHz
-55 C to +125 C
-40 C to +85 C
1.0 W Max.
20 x 10
-6
, 50 x 10
-6
50 x 10
-6
, 100 x 10
-6
+25 C 5 C
-0.04 x 10
-6
/ C
2
Max.
6 pF to
50 k Max.
55 k to 10 k
1.8 fF Typ.
4.0 fF to 0.6 fF
0.9 pF Typ.
2.0 pF to 0.6 pF
500 M Min.
3 x 10
-6
/year Max.
5 x 10
-6
/year Max.
5 x 10
-6
Max.
Remarks
Stored as bare product after unpacking
Ta=+25 C, DL=0.1 W
Please specify
As per below table
Ta=+25 C 3 C, first year
Three drops on a hard board from 100 mm
Storage temperature
Operating temperature
Actual size
FOR AUTOMOTIVE APPLICATIONS
SMALL SMD LOW / MEDIUM-FREQUENCY CRYSTAL UNIT
Product number (please refer to page 1)
Q1 xMC 3 0Ax x x x x 0 0
20
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