27
Crystal unit
Specifications (characteristics)
Recommended soldering patternExternal dimensions
(Unit: mm) (Unit: mm)
#4 #3
#1
2.54 2.54 1.09 1.09
3.30
#2
4.19
4.6 Max.
0.2 Min. 5.08 Max.
13.46 Max.
12.70
20.000M
5251AE
Internal connection in MA-505
Internal connection in MA-506
#4 #3
#1 #2
#4 #3
#1 #2
Do not connect
#2 and #3 of MA-506 to external device.
The first digit of lot No. means: 5XXXX MA-505
6XXXX MA-506
4.1 7.0 4.1
4.1 7.0 4.1
2.1 2.1 5.6
1.5
MA-506
MA-505
SMD HIGH-FREQUENCY CRYSTAL UNIT
MA-505/MA-506
• High-density mounting-type SMD.
• Excellent heat-resistance and environment capability.
•
Capable of covering a wide range of frequency range from 4.0 MHz
to 64 MHz.
Item
Nominal frequency range
Temperature
range
Drive level
Soldering condition
Frequency tolerance (standard)
Frequency temperature characteristics
(standard)
Load capacitance
Series resistance
Shunt capacitance
Insulation resistance
Aging
Shock resistance
Symbol
f
TSTG
TOPR
GL
DL
TSOL
∆f/f
CL
R1
C0
IR
fa
S. R.
Specifications
4.000 MHz to 29.999 MHz ∗1
26.000 MHz to 64.000 MHz
-55 °C to +125 °C
-20 °C to +70 °C
2 mW Max.
10 µW to 100 µW
Twice at under +260 °C within 10 s
or under +230 °C within 3 min.
±50 x 10-6
Under 5.5 MHz: ±50 x 10-6
Over 5.5 MHz: ±30 x 10-6
Fundamental: 10 pF to ∞. Over tone: 5 pF to ∞
As per below table
5 pF Max.
500 MΩMin.
±5 x 10-6/year Max.
±10 x 10-6 Max.
Remarks
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, DL=100 µW
-20 °C to +70 °C, DL=100 µW
Please specify
-20 °C to +70 °C, DL=100 µW
Ta=+25 °C±3 °C, first year
Three drops on a hard board from 750 mm or excitation test
with 29400 m/s2x 0.3 ms x 1/2 sine wave x 3 directions
∗1 8.0 MHz < f < 8.2 MHz: Unavailable.
For frequencies below 5.5 MHz, see "Available frequencies from 4.0 MHz to less than 5.5 MHz" on page 21.
26.000
MHz
≤f : If not specified, 3rd overtone will be delivered.
Frequency (MHz)
Series resistance (Ω)
Oscillation mode
4.0 ≤f < 5.5
150 ΩMax.
5.5 ≤f < 6.0
100 ΩMax.
6.0 ≤f < 10.0
80 ΩMax.
10.0 ≤f < 12.0
60 ΩMax.
12.0 ≤f < 16.0
50 ΩMax.
16.0 ≤f < 30.0
40 ΩMax.
26.0 ≤f ≤36.0
100 ΩMax.
36.0 < f ≤64.0
80 ΩMax.
3rd overtone modeFundamental mode
Storage temperature
Operating temperature
Maximum drive level
Recommended drive level
Actual size
Part Numbering System
Standard Crystals (AT Strip Crystal)
MA-506 30.0000M A0
-
Crystal Package Type:
CA-301: 3mm diameter metal can
MA-505: 4pin “J” lead SMD, 4.57mm Height
MA-506: 4pin “J” Lead SMD, 4.57mm Height
MA-406: 4pin “J” Lead SMD, 3.65mm Height
MA-306: Miniatu r e 4pin “J” lead SM D, 2.54mm Height
FA-238: Ceramic SMD, 0.7 Height
FA-365: Ceramic SMD, 1.4mm Height
Frequency Range:
M: In MHz to 4 Decimal Places
CA-301 and
MA-505/506/406: 4~64MHz
(8.0<f<8.2MHz are not possible and
only specific f requencies between
4.0~5. 5MH z. 27<f<30MHz shou ld
specify fund or 3rd O/T )
MA-306: 17.734~41MHz
FA-238: 20~50MHz
FA-365: 10~60MHz
Freq. Tolerance@25C
All Models Except CA- 301
B or Blank: +/-50ppm(Std)
C: +/-100PPM
CA-301 Only
Frequencies: 4.0000M~5.5000M
B or Blank: +/-50 ppm (Standard)
C: +/-100ppm
Frequencies: 5.5001M ~ 64.0000M
Blank: +/-30ppm (Standa rd )
Load Capacita nce:
A: 12.5pf AA: 27.0pf
B: 16.0pf AB: 30.0pf
C: 18.0pf AC: 9.0pf
D: 22.0pf AD: 50.0pf
E: 6.0pf AE: 22.9pf
F: Series AF: 35.0pf
G: 20.0pf AG: 7.0pf
H: 32.0pf AH: 40.0pf
I: 33.0pf AI: 25.0pf
J: 18.5pf AJ: 8.0pf
K: 10.0pf AK: 10.5pf
L: 18.3pf AL: 9.5pf
M: 100.0pf AM: 9.2pf
N: 13.5pf AN: 7.8pf
P: 11.0pf AP: 10.7pf
Q: 28.0pf AQ: 5.2pf
R: 15.0pf AR: 7.1pf
S: 9.6pf AS: 8.5pf
T: 13.0pf
U: 47.0pf
V: 24.0pf
W: 12.0pf
X: 5.0pf
Y: 14.0pf
Z: 26.0pf
Tape & Re el Qt y
(For MA,FA type only)
0: 1000pcs per reel
3: 250pcs per re el
