HMC504LC4B v05.0918 GaAs HEMT MMIC LOW NOISEAMPLIFIER, 14 - 27 GHzPin Descriptions Pin Number Function Description Interface Schematic T 1 - 3, 5 - 8, 11 - 16, Package bottom has exposed metal paddle M GND 18, 19, 24 that must be connected to RF/DC ground. This pad is AC coupled and matched to 4 RFIN E - S 50 Ohms. IS This pad is AC coupled and matched to 17 RFOUT O 50 Ohms. W N Gate control for amplifier. Please follow “MMIC Amplifier Bias- 20 Vgg ing Procedure” application note. See assembly for required O external components. S - L Power Supply Voltage for the amplifier. See assembly for R 21 Vdd required external components. IE LIF Application Circuit P M Component Value A C1, C2 100 pF C3, C4 10,000 pF C5, C6 4.7 µF For price, delivery, and to place orders: Analog Devices, Inc., One Technology Way, P.O. Box 9106, Norwood, MA 02062-9106 Phone: 781-329-4700 • Order online at www.analog.com 5 Application Support: Phone: 1-800-ANALOG-D Document Outline Typical Applications Features Functional Diagram General Description Electrical Specifications Gain, Noise Figure & Power vs. Supply Voltage @ 21 GHz Power Compression @ 21 GHz Reverse Isolation vs. Temperature Psat vs. Temperature P1dB vs. Temperature Output IP3 vs. Temperature Noise Figure vs. Temperature Output Return Loss vs. Temperature Input Return Loss vs. Temperature Gain vs. Temperature Broadband Gain & Return Loss Absolute Maximum Ratings Outline Drawing Pin Descriptions Application Circuit Evaluation PCB List of Materials