HMC998A v03.0918 GaAs pHEMT MMIC2 WATT POWER AMPLIFIER, DC - 22 GHzNoise Figure vs. TemperatureNoise Figure vs. Idd 10 10 8 8 IP 6 6 H IGURE (dB) IGURE (dB) 4 4 NOISE F NOISE F R - C 2 2 E 0 0 W 0 2 4 6 8 10 12 14 16 18 20 22 0 2 4 6 8 10 12 14 16 18 20 22 FREQUENCY (GHz) FREQUENCY (GHz) O +25C +85C -55C 350mA 450mA 400mA 500mA R & P Low Frequency P1dB vs. TemperatureP1dB vs. Temperature A 36 36 E 34 34 IN 32 32 30 30 S - L P1dB (dBm) P1dB (dBm) R 28 28 IE 26 26 24 24 LIF 0 2 4 6 8 10 12 14 16 18 20 22 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 P FREQUENCY (GHz) FREQUENCY (GHz) M +25C +85C -55C +25C +85C -55C A P1dB vs. VddP1dB vs. Idd 36 36 34 34 32 32 30 30 P1dB (dBm) P1dB (dBm) 28 28 26 26 24 24 0 2 4 6 8 10 12 14 16 18 20 22 0 2 4 6 8 10 12 14 16 18 20 22 FREQUENCY (GHz) FREQUENCY (GHz) +11V +13V +15V 350mA 450mA +12V +14V 400mA 500mA 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 Application Support: Phone: 1-800-ANALOG-D 4 Document Outline Typical Applications Features Functional Diagram General Description Electrical Specifications Performance Characteristics Gain & Return Loss Gain vs. Temperature Input Return Loss vs. Temperature Output Return Loss vs. Temperature Noise Figure vs. Temperature P1dB vs. Temperature Output IP3 vs. Temperature @ Pout = 16 dBm / Tone Reverse Isolation vs. Temperature Second Harmonics vs. Temperature @ Pout = 14 dBm, Vdd = 10V & Vgg = 3.5V, 175 mA Second Harmonics vs. Vdd @ Pout = 14 dBm, Idd = 175 mA Absolute Maximum Ratings Pad Descriptions Assembly Diagram Application Circuit Mounting & Bonding Techniques for Millimeterwave GaAs MMICs