QTS750-38.880MBO-T

QTS750 Temperature Compensated Crystal Oscillator Fuel The Digital World Features ● ● ● ● ● ● ● ● Applications Frequency range : 10MHz to 52MHz SMD seam sealing ceramic package Supply voltage : 3.3V Free Run Stability for 20 Years : ±4.6ppm (Stratum 3) Clipped Sinewave output Voltage control function available External dimensions (mm) L : 7.0 x W : 5.0 x H : 2.0 RoHS compliant & Pb free ● ● ● ● ● Wireless communications, Smallcell, Base station Precise timing & synchronization network (IEEE1588, Sync.E), OTN, PTN, Switch Test and measurement equipment Smart grid Stratum 3 Electrical Characteristics Item Nominal Frequency Range (F 0) Frequency Tolerance (Ftol) vs Temperature Frequency Stability QTS750 Conditions 10MHz ~ 52MHz ±2.0 ppm Max. Note [1] ±0.1ppm, ±0.28ppm, ±0.5ppm Note [2] vs Load ±0.1 ppm Max. Load ±5% vs Supply Voltage ±0.1 ppm Max. VDD ±5% Operating Temperature Range (T OTR) -40°C ~ +85°C Supply Voltage (VDD) 3.3V Current Consumption (IDD) 5.0 mA Max. Output Type Clipped Sinewave Output Load 10kΩ // 10pF Output Level 0.8 V(p-p) Min. Start-up Time 2.5 ms Max. Note [3] Auto Frequency Control (AFC) Range ±5ppm ~ ±16ppm VCTCXO, optional VC = 1.5±1.0V Phase Noise -135 dBc/Hz Typ. at 1kHz offset Aging (Faging) ±1 ppm Max. at 25°C, first year 24 Hours Holdover Stability ±40 ppb Max. Note [4] Free Run Stability for 20 Years ±4.6 ppm Max. Note [5] Storage Temperature Range (T STR) -55°C ~ +125°C Rev. 1.02 Page 1 www.qstproducts.com QTS750 Temperature Compensated Crystal Oscillator Fuel The Digital World Notes: [1] Refer to nominal frequency, operation after 2 times of reflow at 25°C. [2] Refer to (Fmax + Fmin)/2. [3] Decoupling capacitor is required in external circuit. [4] 24 hours at constant temerature after 48 hours operation [5] Inclusive of initial tolerence at 25°C, variations over temerature, supply voltage, load, reflow soldering and aging for 20 years. Dimensions Pin function Function Pin Pin 1 TCXO VCTCXO GND or NC AFC Pin 2 GND Pin 3 OUTPUT Pin 4 VDD Recommended pad layout (Unit: mm) Ordering Information QTS750 - 19.200M B P - Frequency in Hz T Packaging Method T Please contact us for available frequencies Tape & Reel Frequency Stability (over Temp.) Supply Voltage B Rev. 1.02 F G O P T U 3.3 V Page 2 ± 0.5 ppm ± 0.5 ppm ± 0.28 ppm ± 0.28 ppm ± 0.1 ppm ± 0.1 ppm ( -40°C ~ +85°C ), ( -40°C ~ +85°C ), ( -40°C ~ +85°C ), ( -40°C ~ +85°C ), ( -40°C ~ +85°C ), ( -40°C ~ +85°C ), VCTCXO TCXO VCTCXO TCXO VCTCXO TCXO www.qstproducts.com QTS750 Temperature Compensated Crystal Oscillator Fuel The Digital World Packing (Unit: mm) Reflow Profile Solder melting point : 220°C ± 10°C, 60 sec. Min., 200 sec. Max. Peak temperature : 260°C ± 10°C, 10 sec. Min., 30 sec. Max. (°C) 10 sec 260 220 180 150 120 sec Rev. 1.02 60 sec Page 3 Time (sec) www.qstproducts.com