EURO QUARTZ EMF576P Series PECL TCXO PECL 7 x 5 x 2.8mm SMD, 'F' Group Specification Miniature 7 x 5 x 2.8mm ceramic SMD package Frequency range: 38.880MHz to 432.0MHz Supply voltage 3.3 Volts Less than 1ps phase jitter, ideal for SONET, xDSL RoHS compliant EMF576P - OUTLINES AND DIMENSIONS DESCRIPTION EMF576P series TCXOs are packaged in a miniature 6 pad 7 x 5 x 2.8mm ceramic SMD package. With differential PECL output, tolerances are available from ±1.0ppm over -30° to +75°C. The part has a 0.01mF decoupling capacitor built in. SPECIFICATION Product Series Code TCXO: EMF576P VCTCXO: VEMF576P Frequency Range: 38.880MHz to 432.0MHz Output Waveform: Differential PECL Initial Calibration Tolerance: <±2.0ppm at +25°±2°C Standard Frequencies: 38.880, 40.0, 50.0, 54.0, 64.0, 65.536, 77.76, 80.0, 100.0, 128.0, 155.250, 160.0, 200.0, 204.8, 311.04, 320.0 and 409.60MHz (Partial list) Operating Temperature Range: See table Frequency Stability (see table) vs. Ageing: ±1.0 ppm max. first year vs. Voltage Change: ±0.3 ppm max. ±5% change vs. Load Change: ±0.3 ppm max. ±10% change vs. Reflow (SMD type): ±1.0ppm max. for one reflow (Measured after 24 hours) Supply Voltage: +3.3 Volts Output Logic Levels Logic High: VOH = 2.275V (min.) VDD = -1.025V (min.) Logic Low: VOL = 1.680V (max.) VDD = -1.620V (max.) Rise and Fall Times <150MHz = 0.7ns max, 150 to 320MHz = 0.55ns max. <320MHz = 0.45ns max. Duty Cycle: 50%±5% Start-up Time: 5ms typical, 10ms max. Current Consumption 38.880 to 100MHz: 75mA max. 100.0 to 320MHz: 90mA max. 320 to 432.0MHz: 100mA max. Output Load: 50W to VDD -2.0 Volts Storage Temperature: -55° to +125°C Phase Jitter (RMS) (12kHz to 20MHz): 0.4ps typ., 0.5ps max VEMF576P VOLTAGE CONTROL SPECIFICATION Control Voltage: Frequency Deviation: Slope Polarity: Linearity: SSB PHASE NOISE at 25°C Offset Part = EMF576P33 ENABLE/DISABLE FUNCTION Pad 2 not connected: Disable: Enable: PECL and differential PECL outputs enabled. Referenced to Ground (threshold) Oscillator is always on, buffer stage is disabled. Disable current: 50mA max. (at 0.0V), disable time 10ns max. Pad 2 >0.45VCC Ground (threshold) Enable time 10ns plus one period of output freq. Temp. Range (°C) P ±1.0 ±2.0 ±2.5 10Hz 100Hz 1kHz 10kHz 100kHz at 155.520MHz (dBc/Hz) -62 -92 -120 -132 -128 at 311.020MHz (dBc/Hz) -59 -86 -116 -129 -124 PERIOD JITTER Frequency (MHz) 38.880 77.760 155.520 RMS (typ.) 2.5ps 2.5ps 3.0ps 3.0ps Peak to Peak 20.0ps 18.0ps 20.0ps 25.0ps 622.080 PART NUMBERING SCHEDULE FREQUENCY STABILITY OVER TEMPERATURE Stability (ppm) +1.5±1.0Volts ±6.0 ppm min. with Vcon = +1.5±1.0V Positive (increase of control voltage increases output frequency.) 6% typical, 10% maximum ±3.0 ±4.0 ±5.0 0 ~ +50 P P P P P P -10 ~ +60 ASK P P P P P -20 ~ +70 X P P P P P -30 ~ +75 X P P P P P -40 ~ +85 X X X ASK ASK P = available, x = not available, ASK = call Technical Sales Example: EMF576P33-204.80-2.5/-30+75 Series Description TCXO = EMF576P VCTCXO = VEMF576P Supply Voltage 33 = 3.3 VDC Frequency (MHz) Stability over OTR (±ppm) Operating Temperature Range (OTR) (°C) Lower and upper limits EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 [email protected] www.euroquartz.co.uk