HE880A/HEM880A BOWEI Broadband VCO BOWEI INTEGRATED CIRCUITS CO.,LTD. Typical Performance Frequency vs Tuning Voltage Frequency(MHz) 70 Features ●Low phase poise ●Perfect tuning linearity 1.5:1 ●Reliable thin film hybrid construction ●Custom frequency range 20～400MHz available ●TO-8D、SMO-8D packages available ●Operating temperature range：-55℃～+85℃ 40 30 3 6 9 12 15 Power Output vs Tuning Voltage dBc/Hz – △f MHz – 3 VT=10V,TA:-55～+85℃ Current ICC 30 – CT mA pF – Tuning Port Capacitance – 1000 – Output Power(dBm) 1 2 2 14 12 3 Lot number TO-8D SMO-8D 4 3 1. Vcc 2. VT 15 2 1 3 0 6 9 12 15 Tuning Voltage(V) 3. GND 4. Po Phase Noise(dBc/Hz) HEXXX 12 Phase Noise vs Offset Frequency 1 2 9 3 3 Application Notes 6 4 4 HEMXXX 3 Tuning Sensitivity vs Tuning Voltage 1 Absolute Ratings 16 Tuning Voltage(V) Tuning Sensitivity(MHz/V) SФ Ta=+25℃ Ta=+85℃ Ta= - 55℃ 0 -125 VT=10V,fm=10KHz SSB Phase Noise Frequency Drift 1.This device is only an oscillator;an external buffer amplifier or isolator is required to lower the frequency pulling 2.See assembly section for mounting information 3.ESD observe handing precautions 0 Tuning Voltage(V) Symbol Unit Guaranteed Typical Test Condition Parameter – VT:0～15V Frequency Range fL～fH MHz 25～50 P VT=10V dBm Power Output ≥13 15 O Power Output △P dB ≤±1.5 ±1.0 ｆＬ－Ｈ ：２５～５０ＭＨｚ O Variation Tuning Voltage – – VT 0～15 V – Pushing 0.5 VCC=11～13V,VT=10V KVC MHz/V Spurious – ｆＬ－Ｈ：２５～５０ＭＨｚ ≤-70 Rfs dBc ｆＬ－Ｈ：２５～５０ＭＨｚ Rfn dBc -10 – Harmonics 4 50 20 Specifications( TA=25℃,VCC=+12V) Maximum DC Voltage : +15V Maximum Tuning Voltage : +30V Minimum Tuning Voltage : -0.7V Maximum Storage Temp:+125℃ 60 -80 -100 -120 -140 -160 -180 1K 10K 100K 1M Offset (Hz) ● TEL:+86-311-87091891 87091887 ● FAX:+86-311-87091282 ● http://www.cn-bowei.com ● E-mail:[email protected] 8