VF901723-38.400MHz VCTCXO Low Noise, LVCMOS Features Ref design for Qualcomm chipset FSM100xx 14x13x3 mm SMD Output Frequency 38.400 MHz Ultra-low jitter and phase noise Excellent frequency stability <0.280 ppm Dimensions: 14.2 x 13.2 x 3.2 mm Applications Communications Reference Description The VF901723 is a low noise TCXO which provides a LVCMOS output frequency at 38.400 MHz. The temperature stability is less than 0.280 ppm over a temperature range of -40C to +85C. The VF901723 is available in a 14 x 13 x 3 mm surface mount package. Electrical Specifications Parameter Conditions & Remarks Min Typical Max Unit Frequency F 38.400 MHz NOM F/F -40 to +85C Freq. Stability vs. Temp - - 0.280 ppm (F F )/2 max min Freq. Stability vs. Supply F/ F - 0.1 - ppm/V NOM Voltage Per year first year - 1 - ppm Freq. Stability vs. Aging 10 years - 3 - ppm Operating Temperature T -40 - +85 C A Range Supply Voltage Vcc 3.15 3.3 3.45 V Voltage Control V 0 - 3.3 V C Input Impedance Z 10 - - K IN Sufficient range to correct for initial calibration, 15 yrs aging, APR 5 - - ppm temperature, voltage, and load variations Deviation Slope Positive, monotonic Linearity - - 10 % Modulation BW 3dB BW - 6 - Hz Input Current I - - 50 mA CC Rev. G 0221 Page 1 of 3 2020 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. For more information, or to request a quote, visit our website www.ctscorp.com VF901723-38.400MHz VCTCXO Low Noise, LVCMOS Electrical Specifications Parameter Conditions & Remarks Min Typical Max Unit Output LVCMOS V 0.9 V - V V OH CC CC Output Level V 0 - 0.2 V OL Output Load Z Iout = 8 mA (max) - - 10 pf L Duty Cycle 50% Vp-p 45 50 55 % T 10% - 90% - - 3.5 R Rise/Fall times nsec T 90% - 10% - - 3.5 F Start-up time - 2 3 sec Offset = 10Hz - -93 - 100Hz - -131 - SSB Phase Noise 1KHz - -150 - dBc/Hz (38.400MHz) 10KHz - -163 - 100KHz - -169 - 1MHz - -172 - Typical phase noise performance, 38.400MHz Rev. G 0221 Page 2 of 3 2020 CTS Corporation. Information/product(s) subject to change. No warranty that product(s) will meet the stated specifications for customer specific applications or test equipment. For more information, or to request a quote, visit our website www.ctscorp.com