FC-135 32.7680KA-A0 Epson

Crystal unit Product Number (please contact us) FC-135R : X1A000141xxxx00 kHz RANGE CRYSTAL UNIT FC-135 : Q1xFC1350xxxx00 FC-255 : Q1xFC2550xxxx00 FC - 135R FC - 135 / FC - 255 Frequency range : 32.768 kHz (32 kHz to 100 kHz) External dimensions : 3.2 1.5 0.80 mm FC-135R/FC-135 Actual size : 4.9 1.8 0.80 mm FC-255 FC-135R/FC-135 FC-255 Overtone order : Fundamental Applications : Small communications devices Specifications (characteristics) Specifications Item Symbol Conditions / Remarks FC-135R FC-135 FC-255 32 kHz to 32 kHz to Please contact us about available Nominal frequency range f nom 32.768 kHz 32.768 kHz 32.768 kHz 100 kHz frequencies. 77.5 kHz Storage temperature T stg -55 C to +125 C Storage as single product. Operating temperature T use -40 C to +85 C Please contact us if you require Level of drive DL 0.5 W (1.0 W Max.) 0.5 W Max. 1.0 W Max. Frequency tolerance -6 +25 C, DL=0.1 W f tol 20 10 (standard) Please ask for tighter tolerance Turnover temperature Ti +25 C 5 C -6 2 Parabolic coefficient B -0.04 10 / C Max. Load capacitance CL 7 pF, 9 pF, 12.5 pF 7 pF, 12.5 pF Please specify 70 k to 70 k to Motional resistance (ESR) R1 50 k Max. 70 k Max. 65 k Max. 45 k 30 k 3.7 fF to 2.3 fF to Motional capacitance C1 3.4 fF Typ. 3.4 fF Typ. 2.0 fF Typ. 1.6 fF 0.6 fF 1.3 pF to 1.7 pF to Shunt capacitance C0 1.1 pF Typ. 1.0 pF Typ. 1.3 pF Typ. 0.5 pF 0.9 pF -6 Frequency aging f age 3 10 / year Max. +25 C, First year Product name FC-135R 32.768000kHz 12.5 +20.0-20.0 (Standard form) -6 Model Frequency Load capacitance(pF) Frequency tolerance( 10 , +25 C) External dimensions (Unit:mm) . FC-255 FC-135R / FC135 A501J C622J 4.90.1 3.20.1 3.2 1.7 Internal Internal Connection Connection 1 2 1 2 1 2 1 2 0.85 0.75 Footprint (Recommended) (Unit:mm) 1.0 1.3 FC-135R / FC-135 FC-255 2.5 4.2 Do not design any circuit patterns in the shaded area. 1.50.1 0.80.1 1.8 1.80.1 0.80.1 2.2