Actual size
Crystal unit
S
p
ecifications
(
characteristics
)
Item Symbol For Clock For RF Reference Conditions / Remarks
FA-238V FA-238 TSX-3225
Nominal frequency range f_nom 12.000 MHz to
15.999 MHz
16.000 MHz to
60.000 MHz
16.000 MHz to
48.000 MHz
Fundamental *1
Please contact us about available frequencies.
Storage temperature T_stg -40 C to +125 C Storage as single product.
Operating temperature T_use -40 C to +85 C
Level of drive DL 200
W Max. Recommended: 1 to 100 W
Frequency tolerance f_tol 50 10-6 (standard),
(15 10-6 to 50 10-6 is available) 10 10-6 +25 C Please contact us for requirements not
listed in this specifications. *1
Frequency versus
temperature characteristics f_tem 30 10-6/-20 C to +70 C 10 10-6/-20 C to +75 C Please contact us for requirements not listed in
this specifications. *1
Load capacitance CL 7 pF to
Please specify.
Motional resistance (ESR) R1 As per table below As per table below -40 C to +85 C, DL = 100
W
Frequency aging f_age 5 10-6 / year Max.
1
10-
6
/ year Max.*2 +25 C, First year
*1 FA-238: For over 40 MHz, only the standard specification applies.
*2 40 MHz f_nom : 2 10-6 / year Max.
Motional resistance
(
ESR
)
(FA-238V / FA-238) Frequency Motional resistance (TSX-3225) Frequency Motional resistance
12.0 MHz f_nom 13.0 MHz 100 Ω Max. 16.0 MHz
f_nom < 21.0 MHz 60 Ω Max.
13.0 MHz < f_nom < 20.0 MHz 80 Ω Max. 21.0 MHz
f_nom
48.0 MHz 40 Ω Max.
20.0 MHz f_nom < 25.0 MHz 60 Ω Max.
25.0 MHz f_nom < 30.0 MHz 50 Ω Max.
30.0 MHz f_nom 60.0 MHz 40 Ω Max.
External dimensions
(
Unit:mm
)
Foot
rint
Recommended
(
Unit:mm
)
FA-238V
/
FA-238
MHz RANGE CRYSTAL UNIT
MINIATURE SIZE LOW PROFILE SMD
FA - 238V / FA - 238
TSX - 3225
Frequency range : 12 MHz to 60 MHz(FA-238,FA-238V)
External dimensions : 3.2 × 2.5 × 0.6 mm ···TSX-3225
: 3.2 × 2.5 × 0.7 mm ···FA-238V / FA-238
Overtone order : Fundamental
Applications : Mobile phone, Bluetooth, W-LAN
: ISM band radio, Clock for MPU
TSX-3225
Product Number (please contact us)
FA-238V : Q22FA23V0xxxx00
FA-238 : Q22FA2380xxxx00
TSX-3225 : X1E000021xxxx00
#1
#4
#2
#3
Internal connection
(TOP VIEW)
#2 and #4
are connected to the cover.
(Please connect to ground)
0.85
0.9
#3
#4
0.7
1.3
#2
#1
0.9
0.7
#1
#3
#4
0.8
#2
1.2
C 0.3 Min.
1.0
0.7
#1
#3
#4
0.8
#2
1.0
0.6 Max.
3.2±0.15
#1
#4
2.5±0.15
#2
#3
Marking
T
S
X-
3
22
5
3.2±0.1
#1
#4
2.5±0.1
#2
#3
0.7 Max.
FA-238
3.2±0.1 #1
#4
2.5±0.1
#2
#3
1200M
V66RA
F
A
-238V
0.7 Max.
2000M
E66RA
1.2
2.2
1.4
1.6
FA-238
FA-238V
1.2
2.4
1.4
1.9
1.15
2.2
1.4
1.6
TSX-3225
PROMOTION OF ENVIRONMENTAL MANAGEMENT SYSTEM
CONFORMING TO INTERNATIONAL STANDARDS
At Seiko Epson, all environmental initiatives operate under the
Plan-Do-Check-Action (PDCA) cycle designed to achieve continuous
improvements. The environmental management system (EMS)
operates under the ISO 14001 environmental management standard.
All of our major manufacturing and non-manufacturing sites, in
Japan and overseas, completed the acquisition of ISO 14001
certification.
WORKING FOR HIGH QUALITY
In order provide high quality and reliable products and services
than meet customer needs,
Seiko Epson made early efforts towards obtaining ISO9000 series
certification and has acquired ISO9001 for all business
establishments in Japan and abroad. We have also acquired ISO/TS
16949 certification that is requested strongly by major automotive
manufacturers as standard.
►Explanation of the mark that are using it for the catalog
►Pb free.
►Complies with EU RoHS directive.
*About the products without the Pb-free mark.
Contains Pb in products exempted by EU RoHS directive.
(Contains Pb in sealing glass, high melting temperature type solder or other.)
►The products have been designed for high reliability applications such as Automotive.
Seiko Epson Corporation
Notice
• This material is subject to change without notice.
• Any part of this material may not be reproduced or duplicated in any form or any means without the written permission of Seiko Epson.
• The information about applied circuitry, software, usage, etc. written in this material is intended for reference only. Seiko Epson does
not assume any liability for the occurrence of infringing on any patent or copyright of a third party. This material does not authorize the
licensing for any patent or intellectual copyrights.
• When exporting the products or technology described in this material, you should comply with the applicable export control laws and
regulations and follow the procedures required by such laws and regulations.
• You are requested not to use the products (and any technical information furnished, if any) for the development and/or manufacture of
weapon of mass destruction or for other military purposes. You are also requested that you would not make the products available to
any third party who may use the products for such prohibited purposes.
• These products are intended for general use in electronic equipment. When using them in specific applications that require extremely
high reliability, such as the applications stated below, you must obtain permission from Seiko Epson in advance.
/ Space equipment (artificial satellites, rockets, etc.) / Transportation vehicles and related (automobiles, aircraft, trains,
vessels, etc.) / Medical instruments to sustain life / Submarine transmitters / Power stations and related / Fire work equipment
and security equipment / traffic control equipment / and others requiring equivalent reliability.
• All brands or product names mentioned herein are trademarks and/or registered trademarks of their respective.
ISO 14000 is an international standard for environmental
management that was established by the International
Standards Organization in 1996 against the background of
growing concern regarding global warming, destruction of
the ozone layer, and global deforestation.
ISO/TS16949 is the international standard that added the
sector-specific supplemental requirements for automotive
industry based on ISO9001.