Crystal unit
Epson Toyocom
MHz RANGE CRYSTAL UNIT
MINIATURE SIZE LOW PROFILE SMD
FA - 238V
/
FA - 238
TSX - 3225
•Frequency
range
•Thickness
•Overtone
order
•Applications
:
12 MHz to 54 MHz
:
0.6 mm Max.(TSX-3225)
:
Fundamental
:
Mobile phone, Bluetooth, W-LAN
:
ISM band radio, Clock for MPU
Actual size
FA-238V
/
FA-238
TSX-3225
Specifications (characteristics)
Item
Nominal frequency range
Temperature Storage temperature
Range
Operating temperature
Level of drive
Frequency tolerance
Frequency versus
temperature characteristics
Load capacitance
Motional resistance (ESR)
Frequency aging
Symbol
f
T_stg
T_use
DL
f_tol
f_tem
CL
R
1
f_age
For Clock
FA-238V
FA-238
12.000 MHz to
15.999 MHz
16.000 MHz to
50.000 MHz
For RF Reference
TSX-3225
12.000 MHz to
54.000 MHz
-40
°C
to +85
°C
-20
°C
to +75
°C
100
µW
Max.
±10 ×
10
-6
Remarks
Fundamental
*1
For the out of standard specifications,
please contact us for inquiries.
Store as bare product after unpacking
Specified equivalent series must be satisfied
-40
°C
to +125
°C
-40
°C
to +85
°C
10
µW
to 100
µW
±50 ×
10
-6
(standard),
(±15
×
10
-6
to
±50 ×
10
-6
is available)
±30 ×
10
-6
/
-20
°C
to +70
°C
7 pF to
∞
(Standard:10 pF)
As per below table
±5 ×
10
-6
/ year Max.
+25
°C
For the out of standard specifications,
please contact us for inquiries.
*1
For the out of standard specifications, please
-6
±10 ×
10
/
-20
°C
to +75
°C
contact us for inquiries.
*1
9 pF to
∞
For the out of standard specifications, please
(Standard: 9 pF, 12 pF, 16 pF,
∞)
contact us for inquiries.
As per below table
-40
°C
to +85
°C,
DL = 100
µW
-6
±1 ×
10 / year Max.*2
+25
°C,
First year
*1
FA-238: For over 40 MHz, only the standard specification applies.
-6
*2
40 MHz
≤
f :
±2 ×
10 / year Max.
Motional resistance (ESR)
(FA-238V / FA-238)
Frequency
12.0 MHz
≤
f
≤
13.0 MHz
13.0 MHz < f < 20.0 MHz
20.0 MHz
≤
f < 25.0 MHz
25.0 MHz
≤
f < 30.0 MHz
30.0 MHz
≤
f
≤
50.0 MHz
Motional resistance
100
Ω
Max.
80
Ω
Max.
60
Ω
Max.
50
Ω
Max.
40
Ω
Max.
(TSX-3225)
Frequency
12.0 MHz
≤
f < 16.0 MHz
16.0 MHz
≤
f < 21.0 MHz
21.0 MHz
≤
f
≤
54.0 MHz
Motional resistance
100
Ω
Max.
60
Ω
Max.
40
Ω
Max.
External dimensions
FA-238V
#4
#3
(Unit:mm)
FA-238
#4
#3
TSX-3225
#4
#3
#4
Internal connection
(TOP VIEW)
2.5±0.15
#3
#2
1200M
E66RA
#1
3.2±0.1
#2
2000M
E66RA
#1
3.2±0.1
#2
2.5±0.1
2.5±0.1
Marking
#1
#1
3.2±0.15
#2
#2 and #4 are connected to the cover.
(Please connect to ground)
0.7 Max.
1.3
#1
#2
#1
1.2
0.7 Max.
1.0
#2
#1
#2
0.6 Max.
0.7
0.7
0.9
0.8
#4
0.85
#3
#4
0.9
#3
#4
1.0
#3
Footprint (Recommended)
FA-238V
2.4
0.8
0.7
C 0.3 Min.
(Unit:mm)
FA-238
2.2
TSX-3225
2.2
1.9
1.6
1.6
1.2
1.4
1.4
1.2
1.4
1.15
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