HMC648ALP6E v01.0217 GaAs MMIC 6-BIT DIGITALPHASE SHIFTER, 2.9 - 3.9 GHzPin Descriptions Pin Number Function description Interface Schematic t 1 Vdd Voltage supply. M these pins and exposed ground paddle 2, 20 GNd must be connected to rF/dc ground. e - S P y 3 rFIN this port is dc coupled and matched to 50 ohms. t t the pins are not connected internally; however, all data c 4 - 18 N/c shown herein was measured with these pins connected to rF/dc ground externally. u d 19 rFout this port is dc coupled and matched to 50 ohms. o r P 22 - 24, BIt6, BIt5, BIt4, control Input. See truth table 26 - 28 BIt3, BIt2, BIt1 and control voltage tables. 25 Vss Voltage supply. 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 6