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| HWS420 GaAs DC-6 GHz DPDT Switch Sptember 2006 V2 Features * Low Insertion Loss: 0.7 dB @ 2.5 GHz * * * * * QFN12L (3 x 3 mm) 1.0 dB @ 4.9 to 6.0 GHz Isolation: 27 dB @ 2.5 GHz 20 dB @ 4.9 to 6.0 GHz Low DC Power Consumption Miniature QFN12L (3x3 mm) Plastic Package, RoHS Compliant PHEMT process 4 Control Lines version of HWS383 Description The HWS420 is a GaAs PHEMT MMIC DPDT switch operating at DC-6 GHz in a low cost miniature QFN12L (3 x 3 mm) plastic package. The HWS420 features low insertion loss and high isolation with very low DC power consumption. This switch can be used in IEEE 802.11a/b/g WLAN systems for combination of transmit/receive and antenna diversity functions. Electrical Specifications at 25 with 0, +3V Control Voltages C Parameter Insertion Loss Test Conditions 0.1-6.0 GHz 2.4-2.5 GHz 4.9-6.0 GHz 0.1-6.0 GHz 2.4-2.5 GHz 4.9-6.0 GHz 0.1-6.0 GHz 2.4-2.5 GHz 4.9-6.0 GHz 0.1-6.0 GHz 2.0-6.0 GHz Min. Typ. 1.0 0.7 1.0 15 23 15 20 27 20 15 33 20 Max. Unit dB dB dB dB dB dB dB dB dB dB dBm uA 1.3 Isolation (ANT1-ANT2, TX-RX) Isolation (ANT1-TX, ANT1-RX, ANT2-TX, ANT2-RX) Return Loss Input Power for One dB Compression Control Current 13 15 Note: All measurements made in a 50 ohm system with 0/+3.0V control voltages, unless otherwise specified. Hexawave Inc. 2 Prosperity Road II, Science Park, Hsinchu, Taiwan. TEL 886-3-578-5100 FAX 886-3-577-0512 http://www.hw.com.tw All specifications are subject to change without notice. HWS420 GaAs DC-6 GHz DPDT Switch Sptember 2006 V2 Typical Performance Data with 8pF Capacitors @ +25C Insertion Loss vs Frequency -0.2 -0.4 -0.6 -0.8 -1.0 Absolute Maximum Ratings Parameter RF Input Power Control Voltage Operating Temperature Storage Temperature Absolute Maximum +34 dBm @ +3V +6V -40 to +85C C -65 to +150 C C Insertion Loss(dB) Pin Out (Top View) TX RX 11 CB -1.2 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Frequency(GHz) 5.5 6.0 12 GND 10 VC1 CB Isolation vs Frequency -5 ISO1 ISO2 VC2 1 9 8 7 4 5 6 VC4 GND VC3 GND 2 3 -10 Isolation(dB) -15 GND CB -20 -25 -30 -35 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Frequency(GHz) 5.5 6.0 ANT1 Note: ISO1 for ANT1-ANT2 and TX-RX ISO2 for ANT1-TX, ANT1-RX, ANT2-TX, and ANT2-RX Note: 1. DC blocking capacitors CB=8pF are required on all RF ports. 2. Exposed pad in the bottom must be connected to ground by via holes. 3. TX and RX ports can be used interchangeably. Return Loss vs Frequency -10 -15 Return Loss(dB) -20 -25 -30 -35 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 Frequency(GHz) Hexawave Inc. Logic Table for Switch On-Path VC1 1 0 0 0 VC2 0 1 0 0 VC3 0 0 1 0 VC4 0 0 0 1 On-Path ANT2-RX ANT1-TX ANT1-RX ANT2-TX `1' = +3V to +5V `0' = 0V to +0.2V 2 Prosperity Road II, Science Park, Hsinchu, Taiwan. TEL 886-3-578-5100 FAX 886-3-577-0512 http://www.hw.com.tw All specifications are subject to change without notice. ANT2 CB |
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