HE714/HEM714 BOWEI VCO with built-in buffer amplifier BOWEI INTEGRATED CIRCUITS CO.,LTD. Typical Performance Frequency(MHz) Frequency vs Tuning Voltage Features ●Built-in buffer amplifier low frequency pulling phase noise ●Hyperabrupt varactor broad tuning bandwidth ●Thin film hybrid construction ●TO-8D、SMO-8D、SP-1 packages availalble ●Operating temperature range：-55℃～+85℃ ●Low 3000 2700 2400 2100 1800 1500 0 2 4 6 8 10 12 14 16 18 20 Tuning Voltage(V) Symbol Unit Guaranteed Typical Test Condition Parameter VT:0～20V Frequency Range fL～fH MHz 1800～2600 – PO dBm VT=10V Power Output ≥10 12 Power Output △PO dB ≤±1 . 5 ±1 . 0 ｆＬ－Ｈ：１８００～２６００ＭＨｚ Variation Tuning Voltage – – VT 0～20 V – Pushing 3.0 VCC=11～13V,VT=10V KVC MHz/V Spurious – ｆＬ－Ｈ：１８００～２６００ＭＨｚ ≤-70 Rfs dBc SФ dBc dBc/Hz △f MHz Current ICC Tuning Port Capacitance CT mA pF Rfn – – – – – -25 ｆＬ－Ｈ：１８００～２６００ＭＨｚ - 95 VT=10V,fm=10KHz 40 70 VT=10V,TA:-55～+85℃ – – 90 1 Absolute Ratings Maximum DC Voltage : +15V Maximum Tuning Voltage : +30V Minimum Tuning Voltage : -0.7V Maximum Storage Temp:＋125℃ 1 4 2 2 HEMXXX 3 14 12 10 2 4 6 8 10 12 14 16 18 20 Tuning Voltage(V) Tuning Sensitivity vs Tuning Voltage 200 140 80 20 0 2 4 6 8 10 12 14 16 18 20 Tuning Voltage(V) 4 Lot number Phase Noise vs Offset Frequency 3 TO-8D SMO-8D Application Notes 2 Attenuator 1.See assembly section for mounting information 1 VCO 2.ESD observe handling precautions 4 -50 -70 -90 -110 -130 -150 1K 3 1. Vcc 2. VT Phase Noise(dBc/Hz) Harmonics SSB Phase Noise Frequency Drift Ta=+25℃ Ta=+85℃ Ta= -55℃ 0 Tuning Sensitivity(MHz/V) Specifications( TA=25℃,VCC=+12V) Output Power(dBm) Power Output vs Tuning Voltage 10K 100K 1M Offset (Hz) 3. GND 4. Po ● TEL:+86-311-87091891 87091887 ● FAX:+86-311-87091282 ● http://www.cn-bowei.com ● E-mail:[email protected] 28