SAW Device 622.08-MHz Timing Filter for Optical Communication For Industrial Use n Features A timing filter for optical communication is used for clock extraction in optical fiber communication. l High stability. l Compact (5.2 x 4.8 x 1.45 mm). Pb Free n Specifications Model WF328A Item Nominal frequency3dB (MHz) Q value 3dB Minimal loss (dB) Guaranteed attenuation (dB) min. typ. max. 622.00 622.08 622.16 600 850 1200 – 9.0 12.0 10 to 612.08MHz 25 40 – 632.08 to 722.08MHz 25 40 – Operating temperature range (°C) 0 to +65 Terminating impedance (Ω) 50 n Dimensions n Characteristics [In-band characteristics] mm CONNECTION Others GND INPUT 3 OUTPUT [1dB/div] 1.45±0.3 6 0 [10deg/div] PAD NO. Reference land pattern 4.8±0.3 2.54 5.4 0.8 2.54 622.08MHz 2MHz span [Out-of-band characteristics] 4 2 2.8 5.8 0 3 [10dB/div] 1 1.0 G 1.4 3.2 5 5.2±0.3 6 622.08MHz 50MHz span sa27_071102_WF328A_e1