TCXO Temperature Compensated Crystal Oscillators for location and navigation Applications • New COSPAS-SARSAT, • GPS, GALILEO, GLONASS, COMPASS, QZSS & MSAS • Mobile radio, satellite communication 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 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 vs. supply change ≤ ±0.5 ppm ≤ ±1.0 ppm ≤ ±1.0 ppm ≤±0.2 ppm over -40 to +85 °C over -55 to +85 °C over -40 to +95 °C ±5 % vs. load change ≤±0.1 ppm ±5 % vs. aging: ≤±1.0 ppm 1 year Frequency stability vs. temperature reference to (FMAX+FMIN)/2 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 standard on request Supply current < 3 mA < 8 mA τ = 1 sec. 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 % @ ½ Vdc Tri-state function Input ≥ 0.7 x Vdc or open Input ≤ 0.3 x Vdc or GND Output oscillation Output high impedance Jitter (rms) 1σ < 0.5 ps @ Fj = 12 kHz ~ 20 MHz 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 indoor use outdoor use 10 Hz 100 Hz 1 kHz 10 kHz 100 kHz (extended temperature range on request) Storage temperature range -55 ~ +125 °C 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 Solder ability IEC 60028-2-20 IEC 60028-2-58 IEC 60679-5.6.3 16 Feb. 14 500 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 # 5 # 6 # 9 # 10 #1 #2 #3 #4 Do not connect GND Output Tri-state (Enable) Vdc Do not connect GND Output Vdc Do not connect: #2, #3, #4, #7 & #8 Solder pattern Solder pattern TX7-503CM-SQ-HP IR reflow soldering temperature P in function #1 #4 #5 #6 #8 Do not connect GND Output Tri-state (Enable) Vdc Do not connect: #2, #3 & #7 Solder pattern Reflow conditions per JEDEC J-STD-020, 260 °C maximum Frequency deviation vs. temperature VT7-705CM-SQ-HP 10.0 MHz [ppm] 0.5 0.3 0.0 -0.3 -0.5 -40 -35 -30 -25 -20 -15 -10 -5 0 No 1 5 10 No 2 15 No 3 20 25 No 4 30 35 40 45 50 55 60 65 70 75 80 85 [°C] No 5 VT7-705M-SQ-WT 20.0 MHz [ppm] 0.50 0.25 0.00 -0.25 -0.50 -55 16 Feb. 14 -45 -35 -25 -15 -5 5 15 25 35 Made in Switzerland 45 55 65 75 85 95 105 [°C] Page 3 of 4 TCXO Temperature Compensated Crystal Oscillators for location and navigation Phase noise Short term stability (Allan deviation) G-sensitivity measurement Random vibrations profile Phase noise measurement under vibration Noise Vibration: 2 20–1000 Hz with 0.04 g /Hz, -6 dB/Oct to 2 kHz. The effective acceleration value GRMS = 7.7g. Vibrations profile (Power Spectral Density) Gamma Γ G-sensitivity Oscillator # 21 # 22 X-Axis [ppb/g] 0.131 0.139 Y-Axis [ppb/g] 0.108 0.112 Z-Axis [ppb/g] 0.261 0.175 Gamma Γ [ppb/G] 0.311 0.250 QuartzCom, more than frequency QuartzCom AG Bischmattstrasse 11 CH 2544 Bettlach Switzerland 16 Feb. 14 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