Crystal unit Epson Toyocom Product Number (please contact us) Q24FA20H0xxxx00 MHz RANGE CRYSTAL UNIT ULTRA MINIATURE SIZE LOW PROFILE SMD FA - 20H •Nominal frequency range •External dimensions •Overtone order •Applications : : : : : 12 MHz to 48 MHz 2.5× 2.0×0.55 t (mm) Fundamental Mobile phone, Bluetooth, W-LAN ISM band radio, Clock for MPU Actual size Specifications (characteristics) Item Specifications Symbol For RF Reference Fundamental Please contact us for inquiries regarding the available frequencies. Store as bare product after unpacking. Nominal frequency range f_nom 12.000 MHz to 48.000 MHz Storage temperature range T_stg -40 °C to +125 °C Operating temperature range Level of drive T_use DL -40 °C to +85 °C 100 μW Max. 200 μW Max. Frequency tolerance ±10 × 10 to ±30 × 10 -6 f_tol Frequency versus temperature f_tem characteristics Load capacitance CL Motional resistance (ESR) R1 Frequency aging f_age Remarks For Clock -6 *1 ±10 × 10-6 to ±30 × 10-6 *1 ±30 × 10 -6 ±30 × 10-6 6 pF to ∞ As per below table ±1 × 10-6 to ±3 × 10-6 / year Max. *1 Recommended: 1 μW to 100 μW +25 °C Please contact us for inquiries. -20 °C to +75 °C Please contact us for inquiries. Please specify. -20 °C to +75 °C +25 °C, First year *1 Please contact us for inquiries regarding available frequency tolerance. Motional resistance (ESR) Frequency 12.0 MHz ≤ f_nom < 16.0 MHz 16.0 MHz ≤ f_nom ≤ 25.0 MHz 25.0 MHz < f_nom ≤ 30.0 MHz 30.0 MHz < f_nom ≤ 35.0 MHz 35.0 MHz < f_nom ≤ 48.0 MHz Motional resistance 150 Ω Max. 80 Ω Max. 60 Ω Max. 50 Ω Max. 40 Ω Max. External dimensions (Unit:mm) Footprint (Recommended) (Unit:mm) 2.5±0.1 #3 2.0±0.1 #4 Marking 1.7 #1 0.55 Max. #2 0.7 0.8 1.4 #2 C 0.3 M in. #4 1.1 0.5 0.65 #1 #3 Internal c onnection (TO P VIEW ) #4 #3 #1 #2 1.2 #2 and #4 are conn ected to the cove r. (Please connect to ground) http://www.epsontoyocom.co.jp