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
Applications
:
:
:
:
:
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
Actual size
Specifications (characteristics)
Item
Symbol
Specifications
For RF Reference
Conditions / Remarks
For Clock
Nominal frequency range
f_nom
24.000 MHz to 54.000 MHz
Storage temperature range
Operating temperature range
Level of drive
T_stg
T_use
DL
-40 C to +125 C
-40 C to +85 C
100 W Max.
200 W Max.
Frequency tolerance
(standard)
f_tol
Frequency versus
temperature characteristics
(standard)
Load capacitance
Motional resistance (ESR)
Frequency aging
f_tem
CL
R1
f_age
Fundamental
Please contact us about available
frequencies.
Storage as single product.
Recommended: 1 W to 100 W
+25 C
10 10-6 *1
30 10-6
Please contact us for requirements not listed
In this specifications.
-20 C to +75 C
12 10-6 *1
30 10-6
Please contact us for requirements not listed
In this specifications.
6 pF to
Please specify.
As per table below
-20 C to +75 C
1 10-6 / year Max.
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
24.0 MHz f_nom < 32.0 MHz
32.0 MHz f_nom < 36.0 MHz
36.0 MHz f_nom 54.0 MHz
Motional resistance
200 Max.
100 Max.
80 Max.
External dimensions
(Unit:mm)
Footprint (Recommended)
(Unit:mm)
1.6±0.1
#4
1.2±0.1
#3
Marking
1.1
#2
0.35 Max.
#1
0.5
0.8
0.5
0.55
#2
Internal connection
(TOP VIEW)
0.3
0.4
#1
C 0.15 Min.
#4
#1
#4
#3
#3
#2
#2 and #4 are connected to the cover.
(Please connect to ground)
0.65