Crystal oscillator Epson Toyocom Product Number (please contact us) EG-2121CA:X1M000101xxxx00 EG-2102CA:X1M000091xxxx00 CRYSTAL OSCILLATOR LOW-JITTER SAW OSCILLATOR EG - 2121 / 2102CA series *Frequency range *Supply voltage : 100 MHz to 350 MHz : 2.5 V (EG-2121CA) : 3.3 V (EG-2102CA) *Output : HCSL *Function : Output enable(OE) *External dimensions : 7.0 x 5.0 x 1.4 t (mm) TM *Application : PCI Express 2.0, FB-DIMM *Very low jitter and low phase noise by SAW unit. Actual size EG-2121CA EG-2102CA Specifications (characteristics) Item EG-2102CA Supply voltage Storage Operating temperature Please contact us for inquiries regarding 100 MHz to 350 MHz 2.5 V 0.125 V VCC Temperature temperature Remarks HCSL f0 Output frequency range range EG-2121CA Symbol available frequencies. 3.3 V 0.3 V T_stg -40 C to +125 C T_use P:0 C to +70 C ,R:-5 C to +85 C ,S:-20 C to +70 C Store as bare product after unpacking G: 50 x 10-6 ,H: 100 x 10-6 Frequency tolerance *1 f_tol Current consumption ICC 80 mA Max. 85 mA Max. OE=VCC,L_HCSL=50 Disable current I_dis 20 mA Max. 35 mA Max OE=GND Symmetry SYM 45 % to 55 % High output voltage VOH 0.75 V Typ. Low output Voltage VOL -0.3 V Typ. at outputs crossing point DC characteristics L_HCSL 50 Output enable input voltage VIH 70 % VCC Min. OE terminal Output disable input voltage VIL 30 % VCC Max. OE terminal Rise time / Fall time tr / tf 500 ps Max. Start-up time t_str 10 ms Max. Time at minimum supply voltage to be 0 s tDJ tRJ 0.2 ps Typ. Deterministic Jitter 3 ps Typ. Random Jitter tRMS 3 ps Typ. (RMS of total distribution) tp-p 25 ps Typ. Peak to Peak tacc 4 ps Typ. Accumulated Jitter() n=2 to 50000 cycles tPJ 1 ps Max. Offset frequency: 12 kHz to 20 MHz Output load condition Jitter *2 Phase Jitter Terminated to GND Between 0.175 V and 0.525 V of output 10 x 10 / year Max. Frequency aging f_aging +25 C,First year,VCC=2.5 V,3.3 V *1 This includes initial frequency tolerance, temperature variation, supply voltage variation, and reflow drift(except aging). *2 Based on SIA-3100C signal integrity analyzer made from WAVECREST. -6 #2 #3 #3 7.00.2 1.6 1.1 #6 2.54 #1 #2 5.08 1.4 Max. 5.08 #5 (Unit:mm) 3.9 E EG-2121 250.000H GPA 282A #1 #4 #4 Footprint (Recommended) 2.6 #5 5.00.2 #6 (Unit:mm) 1.4 1.5 External dimensions Note. OE pin = HIGH : Specified frequency output. OE pin = LOW : Output is high impedance, oscillation stops. #3 is connected to the cover. Pin map Pin 1 2 3 4 5 6 Connection OE N.C. GND OUT OUT VCC http://www.epsontoyocom.co.jp 2.54 5.08 To maintain stable operation, provide by-pass capacitor with more than 0.1 F at a location as near as possible to the power source terminal of the crystal products (between VCC - GND).