HMJ4 The Communications Edge ™ High Dynamic Range FET Mixer Product Features • +36 dBm IIP3 • No External Matching Elements • • • • • • Required RF 1700-1880 MHz LO 1550-1830 MHz IF 50-150 MHz +17 dBm Drive Level +3V Bias (18 mA) Low Cost Surface Mount J-Lead Package Functional Diagram Product Description The HMJ4 is a high dynamic range, GaAs FET mixer. This active FET mixer realizes a typical third order intercept point of +36 dBm at an LO drive level of +17 dBm. The HMJ4 comes in a low cost, J-lead package. Typical applications include frequency up/down conversion, modulation and demodulation for receivers and transmitters used in communications systems. 18 17 16 15 14 13 12 11 10 1 2 3 4 5 6 7 8 9 Function Pin No. Function Pin No. Ground 1 Ground 10 IF 2 LO 11 Ground 3-7 Ground 12-16 +3V DC 8 RF 17 Ground 9 Ground 18 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 Units Minimum MHz MHz MHz dB dB 1700 1550 50 dB dB dB dBm 18 23 Typical 8.8 11 31 dB dB dB dBm dBm mA Maximum 1880 1830 150 9.4 34 33 14 36 11 9 15 23 17 18 Condition RF = 1800 MHz (0dBm) 30 Test conditions unless otherwise stated: RF = 1800 MHz (-10 dBm), LO = 1700 MHz (17 dBm), IF = 100 MHz and 25˚C. Absolute Maximum Ratings Parameter Operating Case Temperature Storage Temperature Maximum Input Power Ordering Information Rating -40 to +85°C -65 to +100°C 25 dBm Part No. Description HMJ4 High Dynamic Range FET Mixer (Available in tape and reel) Fully Assembled Application Circuit HMJ4-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. WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-433-5649 • e-mail: [email protected] • Web site: www.wj.com September 2000 HMJ4 Performance Charts Conversion Loss vs. RF Frequency 5.0 45 7.5 IF = 100 MHz Conversion Loss Input Intercept Point (dBm) IIP3 vs. RF Frequency 50 IF = 50 MHz 40 IF = 100 MHz 35 IF = 50 MHz IF = 150 MHz 10.0 12.5 IF = 150 MHz 30 1700 1750 1800 RF Frequency (MHz) 1850 1880 15.0 1700 1750 1800 1850 1880 RF Frequency (MHz) Isolation vs. LO Frequency Isolation vs. RF Frequency 50 30 L-I Isolation (dB) Isolation (dB) 40 30 L-R 20 20 R-I 10 10 0 1550 1600 1650 1700 1750 LO Frequency (MHz) 0 1700 1800 1830 1800 1850 1880 RF Frequency (MHz) RF Return Loss vs. RF Frequency LO Return Loss vs. LO Frequency IF Return Loss vs. IF Frequency 0 0 5 5 5 10 15 20 1700 IF Return Loss (dB) 0 LO Return Loss RF Return Loss (dBm) 1750 10 15 1750 1800 RF Frequency (MHz) 1850 1880 20 1550 10 15 20 1600 1650 1700 1750 LO Frequency (MHz) 1800 1830 50 70 90 110 IF Frequency (MHz) WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-433-5649 • e-mail: [email protected] • Web site: www.wj.com 130 150 September 2000 HMJ4 Outline Drawing Land Pattern Specifications and information are subject to change without notice. Mounting Configuration Caution! ESD sensitive device. WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-433-5649 • e-mail: [email protected] • Web site: www.wj.com September 2000 WJ Communications, Inc. • Phone: 1-800-WJ1-4401 • FAX: 408-433-5649 • e-mail: [email protected] • Web site: www.wj.com