TCXO Temperature Compensated Crystal Oscillators for location and navigation Applications • GPS, GALILEO, GLONASS, BaiDou, MSAS & GNSS • COSPAS-SARSAT • Mobile radio, satellite communications Features • Tight stability: ±0.5 ppm over -40 to +85 °C ±0.25 ppm over -40 to +85 °C • Low G-sensitivity: 1.5 ppb/g Gamma Γ 0.5 ppb/g Gamma Γ • Short term stability: < 1 x 10-10 @ τ = 1 s on request standard on request Standard frequencies 10.0, 12.2880, 16.3840, 20.0, 25.0, 32.5120, 33.60, 49.1520 & 50.0 MHz Frequency range 10.0 ~ 52.0 MHz Frequency stability vs. temperature reference to (FMAX+FMIN)/2 vs. supply voltage changes reference to frequency at nominal supply vs. load changes reference to frequency at nominal load vs. aging ≤ ±0.5 ppm ≤ ±0.2 ppm ≤ ±1.0 ppm over -40 to +85 °C over -40 to +85 °C over -55 to +95 °C ≤ ±0.05 ppm ±5 % ≤ ±0.05 ppm ±5 % ≤ ±1.0 ppm 1 year standard on request on request st Frequency slope ≤ 0.05 ppm/°C over operating temperature G-sensitivity < 1.5 ppb/g < 0.5 ppb/g Gamma Γ Gamma Γ Short term stability (ADEV) Supply voltage (Vdc) < 1 x 10 +2.7 V to +5.0 V Supply current < 3 mA < 8 mA τ=1s nominal value needs to be defined, standard: 3.3 V and 5.0 V ±5 % 10 MHz ~ 25 MHz up to 52 MHz Output signal Clipped sine wave CMOS Output level > 0.8 Vp-p VOH > 0.9 x Vdc / VOL < 0.1 x Vdc Output load 10 kΩ // 10 pF ≤ 15 pF -10 Symmetry (duty cycle) 45 / 55 % standard on request @ ½ Vdc Tri-state function Input ≥ 0.7 x Vdc or open Input ≤ 0.3 x Vdc or GND Output oscillation Output high impedance Phase noise @ 20.0 MHz < -95 dBc/Hz < -125 dBc/Hz < -145 dBc/Hz < -155 dBc/Hz < -155 dBc/Hz @ @ @ @ @ Operating temperature range -20 ~ +70 °C -40 ~ +85 °C -55 ~ +95 °C indoor outdoor (extended temperature range on request) Storage temperature range -55 ~ +125 °C Reflow Profiles as per IPC/JEDEC J-STD-020C ≤ 260 °C over 10 sec. Max. Moisture sensitivity Level 1 (unlimited) Packing units tape & reel Environmental Reference STD. Vibration sinusoidal IEC 60028-2-6 IEC 60679-1-5.6.7 Shock IEC 60028-2-27 IEC 60679-1-5.6.8 Solderability IEC 60028-2-20 IEC 60028-2-58 IEC 60679-5.6.3 16 Feb. 15 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz 500 or 1000 pieces Test condition Made in Switzerland Test Fc, 30 min per axis 10 Hz – 55 Hz with 0.75 mm, 55 Hz – 2 kHz with 10 g Test Ea, 3 x per axis, 100 g, 6 ms half sine pulse Test Ta (235 ±2) °C Method 1 Test Tb Method 1A, 5 s Page 2 of 4 TCXO Temperature Compensated Crystal Oscillators for location and navigation Package outline and recommended solder pattern TX7-705CM-SQ-HP TX7-705CM-TQ-HP Pin function Pin function # 1 # 1 # 5 # 6 # 9 # 10 Do not connect Vc on request GND Output Tri-state Vdc #2 #3 #4 Do not connect Vc on request GND Output Vdc Do not connect: #2, #3, #4, #7 & #8 Solder pattern Solder pattern TX7-503CM-SQ-HP Test circuit of the TX7-503CM-SQ-HP Pin function # 1 #4 #5 #6 #8 Do not connect Vc on request GND Output Tri-state (Enable) Vdc Do not connect: #2, #3 & #7 Solder pattern Frequency deviation vs. temperature Frequency deviation vs. temperature [ppm] 0.40 0.20 0.00 -0.20 -0.40 -40 -30 -20 -10 0 10 20 No 54 30 40 50 60 70 80 [°C] No 59 Frequency hysteresis vs. temperature [ppm] 0.40 0.20 0.00 -0.20 -0.40 -40 -30 -20 -10 0 10 20 30 40 50 60 70 80 [°C] No 52 16 Feb. 15 Made in Switzerland Page 3 of 4 TCXO Temperature Compensated Crystal Oscillators for location and navigation Phase noise Frequency stability in ppb 400 continuous measurements at 150ms gate time G-sensitivity measurement Random vibration profile Phase noise measurement under vibration Noise Vibration: 2 20 – 1000 Hz with 0.04 g /Hz, -6 dB/octave to 2 kHz, effective acceleration value (GRMS) = 7.7 g # 21 Vibration profile (power spectral density) Gamma Γ G-sensitivity Oscillator no. # 21 # 22 X-Axis [ppb/g] 0.13 0.13 Y-Axis [ppb/g] 0.10 0.11 Z-Axis [ppb/g] 0.26 0.17 Gamma Γ [ppb/G] 0.31 0.25 # 22 QuartzCom, more than frequency QuartzCom AG Bischmattstrasse 11 CH 2544 Bettlach Switzerland 16 Feb. 15 Fax Tel E-Mail +41 32 644 24 05 +41 32 644 24 00 [email protected] www.quartzcom.com Made in Switzerland Page 4 of 4