HMJ1

High Dynamic Range FET Mixer HMJ1 The Communications Edge ™ Product Information Product Features • +39 dBm IIP3 • No External Matching Elements • • • • • • Product Description The HMJ1 is a high dynamic range, GaAs FET mixer. This active FET realizes a typical third order intercept point of +39 dBm at an LO drive level of +17 dBm. The HMJ1 comes in a low cost, J-lead package. Typical applications include frequency up/down conversion, modulation and demodulation for receivers and transmitters used in cellular communications systems. Functional Diagram Required RF 750-1000 MHz LO 680-980 MHz IF 20-100 MHz +17 dBm Drive Level +3V Bias (23 mA) Low-Cost Surface Mount J-Lead Package Specifications Parameter Frequency Range: RF LO IF SSB Conversion Loss Noise Figure Isolation: LO-RF LO-IF RF-IF IIP3 Return Loss: RF Port LO Port IF Port Input P1dB LO Drive Level DC Current at +3V Bias MHz MHz MHz dB dB dB dB dB dBm dB dB dB dBm dBm mA 750 680 20 7.7 9.2 20 30 33 29 40 24 39 8 13 19 23 17 23 1000 980 100 9.3 Units Minimum Typical Maximum Condition RF = 900 MHz (0dBm) 35 Test conditions unless otherwise stated: RF = 900 MHz (-10 dBm), LO = 830 MHz (17 dBm), IF = 70 MHz and 25°C. Absolute Maximum Ratings Parameter Operating Case Temperature Storage Temperature Maximum Input Power Rating -40 to +85°C -55 to +125°C 25 dBm Ordering Information Part No. HMJ1 HMJ1-PCB Description High Dynamic Range FET (Available in tape and reel)z Fully Assembled Application Circuit 1. Operation of this device above any of these parameters may cause permanent damage. 2. Total sum of LO port and RF port power should not exceed 25 dBm. Specifications and information are subject to change without notice. WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-577-6620 • e-mail: sales@wj.com • Web site: www.wj.com February 2004 High Dynamic Range FET Mixer HMJ1 The Communications Edge ™ Product Information Performance Charts 50 IIP3 vs RF Frequency 5.0 7.5 10.0 Conversion Loss vs RF Frequency IF = 20 MHz Input Intercept Point (dBm) 45 IF = 100 MHz IF = 70 MHz Conversion Loss (dB) IF = 100 MHz IF = 70 MHz 40 35 30 800 IF = 20 MHz 12.5 15.0 850 900 950 RF Frequency (MHz) 1000 800 850 900 950 RF Frequency (MHz) 1000 Isolation vs LO Frequency 50 L-I 40 30 Isolation vs RF Frequency Isolation (dB) Isolation (dB) 30 L-R 20 10 0 700 740 780 820 860 900 LO Frequency (MHz) 940 980 20 R-I 10 0 800 850 900 950 RF Frequency (MHz) 1000 0 RF Return Loss vs RF Frequency 0 LO Return Loss vs LO Frequency IF Return Loss (dB) 0 5 10 15 20 IF Return Loss vs IF Frequency RF Return Loss (dB) 5 LO Return Loss (dB) 5 10 15 20 10 15 20 800 850 900 950 RF Frequency (MHz) 1000 700 740 780 820 860 900 940 980 25 20 40 LO Frequency (MHz) 60 80 IF Frequency (MHz) 100 Specifications and information are subject to change without notice. WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-577-6620 • e-mail: sales@wj.com • Web site: www.wj.com February 2004 High Dynamic Range FET Mixer HMJ1 The Communications Edge ™ Product Information Outline Drawing Land Pattern Mounting Configuration Specifications and information are subject to change without notice. WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-577-6620 • e-mail: sales@wj.com • Web site: www.wj.com February 2004