Crystal unit
Epson Toyocom
Product Number (please contact us) Q22FA1280xxxx00
MHz RANGE CRYSTAL UNIT
ULTRA MINIATURE SIZE LOW PROFILE SMD
FA - 128
•Nominal frequency range •External dimensions •Overtone order •Applications : : : : : 24 MHz to 54 MHz 2.0 × 1.6 × 0.5 t (mm) Fundamental Mobile phone, Bluetooth, W-LAN ISM band radio, Clock for MPU Actual size
Specifications (characteristics)
Item Symbol Specifications For RF Reference For Clock Remarks Fundamental Please contact us for inquiries regarding the available frequencies. Store as bare product after unpacking
Nominal frequency range Storage temperature range Operating temperature range Level of drive Frequency tolerance (standard) Frequency versus temperature characteristics (standard) Load capacitance Motional resistance (ESR) Frequency aging
f_nom T_stg T_use DL f_tol
24.000 MHz to 54.000 MHz -40 °C to +125 °C -40 °C to +85 °C 100 μW Max. 200 μW Max.
f_tem CL R1 f_age
Recommended: 1 to 100 μW +25 °C ±10 × 10-6 ±30 × 10-6 For the out of standard specifications, please contact us for inquiries. -20 °C to +75 °C ±10 × 10-6 ±30 × 10-6 For the out of standard specifications, please contact us for inquiries. 6 pF to ∞ Please specify. As per below table -20 °C to +75 °C ±1 × 10-6 / year Max. ±5 × 10-6 / year Max. +25 °C, First year
Motional resistance (ESR)
Frequency 24.0 MHz ≤ f_nom < 26.0 MHz 26.0 MHz ≤ f_nom ≤ 54.0 MHz Motional resistance 80 Ω Max. 60 Ω Max. (Unit:mm)
External dimensions
Footprint (Recommended)
(Unit:mm)
2.0±0.1
#4 #3
1.6±0.1
2 600M
E 66R A
#1 #2
1.45
0.5 Max.
1.15
0.65 #1 0.6 #2 0.45 0.5 Internal c onnection (TO P VIEW ) #4 #1 #3 #2
0.85
0.95
C 0.2 Min.
#4
#3
# 2 and #4 are connected to the co ve r. (Please connect to ground)
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