Crystal unit
SMD HIGH-FREQUENCY CRYSTAL UNIT
MA-406
Products number
Q2 2MA 4 0 6 x x x x x 0 0
• High-density mounting-type SMD.
• Excellent heat-resistance and environment capability.
• Cover a wide frequency range, from 4 MHz to 64 MHz.
Actual size
Specifications (characteristics)
Item
Symbol
f
T
STG
T
OPR
GL
DL
∆
f/f
Specifications
4.000 MHz to 29.999 MHz
30.000 MHz to 64.000 MHz
Remarks
Nominal frequency
Temperature
range
Drive level
Storage temperature
Operating temperature
Maximum drive level
Recommended drive level
∗1
∗2
Fundamental mode
3rd overtone mode
Stored as bare product after unpacking
Please contact us on availability of -40 °C to +85 °C
Only crystal oscillation is guaranteed
Ta=+25 °C±3 °C
-55 °C to +125 °C
-20 °C to +70 °C
2 mW
10 µW to 100 µW
±50 x 10
-6
Under 5.5 MHz: ±50 x 10
-6
Frequency tolerance (standard)
Frequency temperature characteristics
(standard)
Load capacitance
Series resistance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
Over 5.5 MHz: ±30 x 10
-6
Fundamental: 10 pF to
∞
C
L
R
1
C
0
IR
fa
S.R.
Over tone: 5 pF to
∞
As per table below
5 pF Max.
500 MΩ Min.
±5 x 10
-6
/ year
±10 x 10
-6
Max.
-20 °C to +70 °C
Please specify
-20 °C to +70 °C , DL=100 µW
Ta=+25 °C ±3 °C , first year
T
hree drops on a hard board from 750 mm or excitation test
with 29400 m/s
2
x 0.3 ms x 1/2 sine wave x 3 directions
∗1
8.0 MHz < f < 8.2 MHz: Unavailable.
=
4.0 MHz
<
f < 5.5 MHz : See "Available frequencies form 4.0 MHz to less than 5.5 MHz" on page 22.
∗2
26.000
MHz
≤
f <30.000 MHz :please contact us for inquiries for 3rd overtone mode.
Metal may be exposed on the top of this product. This won't affect any quality, reliability or electrical spec.
Series resistance
Frequency (MHz)
Series resistance (Ω)
4.0
≤
f < 5.5
150
Ω
Max.
5.5
≤
f < 6.0
100
Ω
Max.
6.0
≤
f < 10.0
80
Ω
Max.
10.0
≤
f < 12.0
60
Ω
Max.
12.0
≤
f < 16.0
50
Ω
Max.
16.0
≤
f < 30.0
40
Ω
Max.
26.0
≤
f
≤
36.0
100
Ω
Max.
36.0 < f
≤
64.0
80
Ω
Max.
Oscillation mode
Fundamental mode
(Unit: mm)
3rd overtone mode
External dimensions
11.7 Max.
#4
#3
Recommended soldering pattern
1.8
7.8
1.8
(Unit: mm)
Internal connection
#4
4.8 Max.
#3
#1
#2
#2
#1
0.5
3.7 Max.
3.5
0.7
9.6
(1.2)
2.1
(1.2)
Do not connect #2 and #3 external device.
1.9
1.7
1.9
20.000M
E
572
4.0
28
Part Numbering System
Standard Crystals (AT Strip Crystal)
MA-506
Crystal Package Type:
CA-301:
MA-505:
MA-506:
MA-406:
MA-306:
30.0000M
Freq. Tolerance@25C
All Models Except CA-301
B or Blank: +/-50ppm(Std)
C:
+/-100PPM
-
Load Capacitance:
A: 12.5pf
B: 16.0pf
C: 18.0pf
D: 22.0pf
E: 6.0pf
F: Series
G: 20.0pf
H: 32.0pf
I: 33.0pf
J: 18.5pf
K: 10.0pf
L: 18.3pf
M: 100.0pf
N: 13.5pf
P: 11.0pf
Q: 28.0pf
R: 15.0pf
S:
9.6pf
T: 13.0pf
U: 47.0pf
V: 24.0pf
W: 12.0pf
X: 5.0pf
Y: 14.0pf
Z: 26.0pf
A
0
Tape & Reel Qty
(For MA,FA type only)
0: 1000pcs per reel
3: 250pcs per reel
3mm diameter metal can
4pin “J” lead SMD, 4.57mm Height
4pin “J” Lead SMD, 4.57mm Height
4pin “J” Lead SMD, 3.65mm Height
Miniature 4pin “J” lead SMD, 2.54mm Height
FA-238: Ceramic SMD, 0.7 Height
FA-365: Ceramic SMD, 1.4mm Height
CA-301 Only
Frequencies: 4.0000M~5.5000M
B or Blank: +/-50 ppm (Standard)
C: +/-100ppm
Frequencies: 5.5001M ~ 64.0000M
Blank: +/-30ppm (Standard)
Frequency Range:
M:
CA-301 and
MA-505/506/406:
In MHz to 4 Decimal Places
AA: 27.0pf
AB: 30.0pf
AC: 9.0pf
AD: 50.0pf
AE: 22.9pf
AF: 35.0pf
AG: 7.0pf
AH: 40.0pf
AI: 25.0pf
AJ: 8.0pf
AK: 10.5pf
AL: 9.5pf
AM: 9.2pf
AN: 7.8pf
AP: 10.7pf
AQ: 5.2pf
AR: 7.1pf
AS: 8.5pf
4~64MHz
(8.0<f<8.2MHz are not possible and
only specific frequencies between
4.0~5.5MHz. 27<f<30MHz should
specify fund or 3rd O/T)
MA-306:
FA-238:
FA-365:
17.734~41MHz
20~50MHz
10~60MHz
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