Crystal unit
Product Number
FA-238V : Q22FA23V0xxxx17
MHz RANGE CRYSTAL UNIT
FA-238
: Q22FA2380xxxx17
TSX-3225 : X1E000021xxxx17
FA-238V
FA-238
TSX-3225
•Frequency range
: 12 MHz to 50 MHz (FA-238 / FA-238V)
• External dimensions : 3.2 × 2.5 × 0.6 mm ···TSX-3225
FA-238V/ FA-238
TSX-3225
:
3.2 × 2.5 × 0.7 mm ···FA-238V / FA-238
•Overtone order
•Applications
:
:
:
Fundamental
Mobile phone, Bluetooth, W-LAN
ISM band radio, Clock for MPU
Specifications (characteristics)
For Clock
FA-238V
12 MHz to
For RF Reference
Item
Symbol
Conditions / Remarks
FA-238
16 MHz to
50 MHz
TSX-3225
16 MHz to
48 MHz
Fundamental *1
Please contact us about available frequencies.
Nominal frequency range
f_nom
15.999 MHz
Storage temperature range
Operating temperature range
Level of drive
T_stg
T_use
DL
-40 °C to +125 °C
Storage as single product.
Please contact us about +85 °C < T_use
Recommended: 10 µW
+25 °C Please contact us for requirements not
listed in this specifications. *1
Please contact us for requirements not listed in
this specifications. *1
-40 °C to +85 °C (+105 °C)
200 µW Max.
±50 × 10-6 (standard),
Frequency tolerance
f_tol
±10 × 10-6
(±15 × 10-6 to ±50 × 10-6 is available)
±30 × 10-6/-20 °C to +70 °C
Frequency versus
temperature characteristics
f_tem
±10 × 10-6/-20 °C to +75 °C
Load capacitance
Motional resistance (ESR)
Frequency aging
CL
R1
f_age
7 pF to ∞
Please specify.
-40 °C to +85 °C, DL = 100 µW
+25 °C, First year
As per below table1.
As per below table2.
±5 × 10-6 / year Max.
±1 × 10-6 / year Max.*2
*1 FA-238: For over 40 MHz, only the standard specification applies. *2 40 MHz ≤ f_nom : ±2 × 10-6 / year Max.
Table 1. FA-238V / FA-238 Motional resistance (ESR) R1
Table 2. TSX-3225 Motional resistance (ESR) R1
(FA-238V / FA-238) Frequency
12 MHz ≤ f_nom ≤ 13 MHz
13 MHz < f_nom < 20 MHz
20 MHz ≤ f_nom < 25 MHz
25 MHz ≤ f_nom < 30 MHz
30 MHz ≤ f_nom ≤ 50 MHz
Motional resistance
(TSX-3225) Frequency
16 MHz ≤ f_nom < 21 MHz
Motional resistance
60 Ω Max.
100 Ω Max.
80 Ω Max.
60 Ω Max.
50 Ω Max.
40 Ω Max.
21 MHz ≤ f_nom ≤ 48 MHz
40 Ω Max.
Product name
Product name
FA-238V 12.000000MHz 12.0 +15.0-15.0
(Standard form)
①
①Model
②
②Frequency
③
④
③Load capacitance(pF)
④Frequency tolerance(× 10-6, +25 °C)
In addition to the above mentioned specification item, please specify frequency temperature characteristics
and operating temperature range in case of inquiry.
External dimensions
(Unit:mm)
FA-238
FA-238V
TSX-3225
#3
#3
#3
Internal connection
(TOP VIEW)
#4
#4
#4
#4
#3
#1
#2
#2 and #4
are connected to the cover.
(Please connect to ground)
#1
#1
#1
3.2±0.1
1.2
#1
#2
#2
#2
3.2±0.1
#2
3.2±0.15
0.7 Max.
0.7 Max.
0.6 Max.
1.2
1.0
#2
#1
#2
#1
C 0.3 Min.
#4
#4
#4
#3
0.9
1.0
#3
#3
0.9
Footprint (Recommended)
(Unit:mm)
TSX-3225
FA-238V / FA-238
2.2
2.2
1.6
1.6
1.15
1.2
1.4
1.4