TX7-705-TQ-ST3 High precision analogue compensated STRATUM III SMD TCXO Features Applications: transmission, TDM networks, SDH, SONET, wireless communications, IEEE 1588v2, SyncE, STRATUM III, wireless backhaul, metro carrier Ethernet, femtocells, picocells Holdover stability: ±0.37 ppm over 24 h Overall stability: ±4.60 ppm including 20 years aging Output signal: Clipped sine wave or CMOS Parameter Specification Frequency range 9.83040 ~ 52.0 MHz Standard frequencies 10.0, 12.80, 16.3840, 19.440, 20.0, 25.0, 26.0, 32.0, 40.0 & 50.0 MHz Frequency stability ≤ ±4.60 ppm overall inclusive Overall inclusive frequency stability vs. temperature, tolerance, aging over 20 years, supply & load variation vs. temperature ≤ ±0.28 ppm -40 ~ +85 °C vs. aging ≤ ±3.5 ppm 20 years Short term aging, G.813 Option 1 ≤ ±0.01 ppm/day (Note #3) @ +25 °C ±1 °C 1 Holdover stability ( ) ≤ ±0.37 ppm over 24 hours Frequency tolerance ex. Factory (preset) ≤ ±0.50 ppm @ +25 °C Supply voltage +3.3 V or +5.0 V Supply current < 8 mA clipped sine wave CMOS Output signal Output level > 0.8 Vp-p VOH > 0.9 x Vdc / VOL < 0.1 x Vdc Output load 15 pF 10 kΩ // 10 pF Phase noise @ 20 MHz carrier frequency Operating temperature range -140 dBc/Hz @10 kHz -20 ~ +70 °C -40 ~ +85 °C -55 ~ +125 °C tape & reel indoor use outdoor use Storage temperature range 500 or 1’000 pieces Packaging units Customer specifications on request 1 ( ) Including: frequency stability, vs temperature, supply change of ±5 % and aging over 24 hours Pin function # # # # 1 2 3 4 Solder pattern do not connect GND Output Vdc IR reflow soldering temperature 2011/65/EU RoHS compliant QuartzCom AG Bischmattstrasse 11 CH 2544 Bettlach Switzerland Fax Tel E-Mail +41 32 644 24 05 +41 32 644 24 00 [email protected] www.quartzcom.com 16 May. 14