HMJ1 The Communications Edge ™ Product Information High Dynamic Range FET Mixer Product Features • +39 dBm IIP3 • No External Matching Elements • • • • • • 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 Product Description Functional Diagram 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. Specifications Parameter Units Minimum Typical Maximum Condition 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 750 680 20 dB dB dB dBm 20 30 7.7 9.2 33 1000 980 100 9.3 29 40 24 39 dB dB dB 8 13 19 dBm dBm mA 23 17 23 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 Ordering Information Rating -40 to +85°C -55 to +125°C 25 dBm Part No. Description HMJ1 High Dynamic Range FET (Available in tape and reel)z Fully Assembled Application Circuit HMJ1-PCB 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: [email protected] • Web site: www.wj.com February 2004 HMJ1 The Communications Edge ™ Product Information High Dynamic Range FET Mixer Performance Charts IIP3 vs RF Frequency Input Intercept Point (dBm) 50 Conversion Loss vs RF Frequency 5.0 Conversion Loss (dB) IF = 20 MHz 45 IF = 100 MHz IF = 70 MHz 40 35 IF = 20 MHz 30 800 850 900 950 RF Frequency (MHz) 1000 7.5 IF = 100 MHz 10.0 IF = 70 MHz 12.5 15.0 800 Isolation vs LO Frequency 850 900 950 RF Frequency (MHz) 1000 Isolation vs RF Frequency 50 30 L-I Isolation (dB) Isolation (dB) 40 30 L-R 20 R-I 20 10 10 0 700 780 820 860 900 LO Frequency (MHz) 940 800 980 RF Return Loss vs RF Frequency 5 10 15 850 900 950 RF Frequency (MHz) 1000 LO Return Loss vs LO Frequency 0 LO Return Loss (dB) RF Return Loss (dB) 0 740 0 IF Return Loss (dB) 0 5 10 15 IF Return Loss vs IF Frequency 5 10 15 20 20 800 20 850 900 950 RF Frequency (MHz) 1000 700 740 780 820 860 900 LO Frequency (MHz) 940 980 25 20 40 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: [email protected] • Web site: www.wj.com February 2004 HMJ1 The Communications Edge ™ Product Information High Dynamic Range FET Mixer 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: [email protected] • Web site: www.wj.com February 2004