Crystal unit
Product Number (please contact us)
FA-118T : X1E000251xxxx00
MHz RANGE CRYSTAL UNIT
ULTRA MINIATURE SIZE LOW PROFILE SMD
FA -118T
Nominal frequency range
External dimensions
Overtone order
:
:
:
:
:
24 MHz to 54 MHz
1.6 × 1.2 × 0.35 mm (t: Max.)
Fundamental
Mobile phone, Bluetooth, W-LAN
ISM band radio, Clock for MPU
Applications
Actual size
Specifications (characteristics)
Specifications
For RF Reference
Item
Symbol
Conditions / Remarks
For Clock
Fundamental
Nominal frequency range
Storage temperature range
f_nom
T_stg
24.000 MHz to 54.000 MHz
Please contact us about available
frequencies.
Storage as single product.
-40 C to +125 C
-40 C to +85 C
Operating temperature range T_use
Level of drive
DL
100 W Max.
200 W Max.
Recommended: 1 W to 100 W
+25 C
Please contact us for requirements not listed
In this specifications.
-20 C to +75 C
Please contact us for requirements not listed
In this specifications.
Frequency tolerance
(standard)
f_tol
10 10-6 *1
12 10-6 *1
30 10-6
Frequency versus
temperature characteristics
(standard)
f_tem
30 10-6
Load capacitance
Motional resistance (ESR)
Frequency aging
CL
R1
6 pF to
As per table below
1 10-6 / year Max.
Please specify.
-20 C to +75 C
f_age
5 10-6 / year Max. +25 C, First year
*1 Please contact us for available frequency tolerances as they are dependent upon the nominal frequency.
Motional resistance (ESR)
Frequency
Motional resistance
200 Max.
24.0 MHz f_nom < 32.0 MHz
32.0 MHz f_nom < 36.0 MHz
36.0 MHz f_nom 54.0 MHz
100 Max.
80 Max.
External dimensions
(Unit:mm)
Footprint (Recommended)
(Unit:mm)
1.6±0.1
#4
#3
#2
Marking
1.1
#1
0.8
0.5
0.5
0.55
#2
#1
#4
Internal connection
(TOP VIEW)
0.65
#4
#3
C 0.15 Min.
#2
#1
#2 and #4 are connected to the cover.
(Please connect to ground)
#3