CRO1125D/CRO1125S BOWEI Low Phase Noise VCO With Ceramic Coaxial Resonator BOWEI INTEGRATED CIRCUITS CO.,LTD. Typical Performance Frequency vs Tuning Voltage Frequency(MHz) 1150 Features ●Coaxial ceramic resonator ●Ultra low phase noise high stability ●Built-in buffer amplifier Low frequency pulling ●Thin film hybrid construction small size ●Hermetic package (DIP-22C ; SP-22) ●Operating temperature range：-55℃～+85℃ Ta=+25℃ Ta=+85℃ Ta= -55℃ 1140 1130 1120 1110 1100 0 6 3 9 12 15 Tuning Voltage(V) Specifications( TA=25℃,VCC=+12V) SФ dBc dBc/Hz △f MHz Current ICC Tuning Port Capacitance CT mA pF Rfn – – – – – - 15 ｆＬ－Ｈ：１１１０～１１４０ＭＨｚ - 125 VT=6V,fm=10KHz 1.2 65 VT=6V,TA:-55～+85℃ – – 50 Absolute Ratings Maximum DC Voltage : +15V Maximum Tuning Voltage : +30V Minimum Tuning Voltage : -0.7V Maximum Storage Temp:＋125℃ DIP-22C 1 2 Application Notes CROXXXS Lot No 4 3 4 2 CRO 3.PO 2,5,6.Case GND 4.VCC 3 5 2,5,6 SP-22 DIP-22C 1.VT 衰 减 器 Attenuator Attenuator 4 3 Output Power(dBm) 10 3 6 9 12 15 Tuning Voltage(V) Tuning Sensitivity vs Tuning Voltage 4 3 2 1 3 0 6 9 12 15 Tuning Voltage(V) Phase Noise vs Offset Frequency 3. DIP-22C is for CRO1125D；SP-22 is for CRO1125S . 衰 减 器 12 SP-22 2.ESD observe handling precautions CRO 14 5 1.See assembly section for mounting information 1 Ta=+25℃ Ta=+85℃ Ta= -55℃ 0 1.N/C 4.VCC 2.VT 3.PO 5.Case GND Phase Noise(dBc/Hz) Harmonics SSB Phase Noise Frequency Drift Power Output vs Tuning Voltage Tuning Sensitivity(MHz/V) Symbol Unit Guaranteed Typical Test Condition Parameter – VT:0～15V Frequency Range fL～fH MHz 1110～1140 P VT=6V dBm Power Output ≥13 13.5 O Power Output ｆ ：１１１０～１１４０ＭＨｚ △P dB ≤±0 . 5 ±0.3 Ｌ－Ｈ O Variation Tuning Voltage – – VT 0～15 V – Pushing 0.1 VCC=11～13V,VT=6V KVC MHz/V Spurious – ｆＬ－Ｈ：１１１０～１１４０ＭＨｚ ≤-75 Rfs dBc -60 -80 -100 -120 -140 -160 1K 10K 100K 1M Offset (Hz) ● TEL:+86-311-87091891 87091887 ● FAX:+86-311-87091282 ● http://www.cn-bowei.com ● E-mail:[email protected] 44