HWS314 March 2004 Features V4 SOT-363 • Low Insertion Loss: 0.4 dB @ 2.5 GHz • Isolation: 25 dB @ 2.5 GHz • Low DC Power Consumption • Low Cost SOT-363 Plastic Package Description The HWS314 is a GaAs SPDT switch operating at DC-2.5 GHz in a low cost SOT-363 plastic package. The HWS314 features low insertion loss with very low DC power consumption. This switch can be used in IEEE 802.11b/g WLAN systems for combination of transmit/receive and antenna diversity functions. Electrical Specifications at 25°C with 0, +3V Control Voltages Parameter Test Conditions Insertion Loss DC-2.5 GHz Isolation DC-2.5 GHz Return Loss Input Power for One dB Compression Min. 21 Typ. Max. Unit 0.4 0.6 dB 25 dB DC-2.5 GHz 20 dB 0.5-2.5 GHz @ 0/+3V @ 0/+5V 30 34 dBm dBm Switching Time 20 ns Control Current 5 100 Note: All measurements made in a 50 ohm system with 0/+3V 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. uA HWS314 March 2004 Typical Performance Data @ +25°C Absolute Maximum Ratings Parameter Insertion Loss vs Frequency Insertion Loss(dB) 0.0 -0.2 Absolute Maximum RF Input Power 0.5-2.5 GHz +34 dBm Control Voltage +6V -0.4 Operating Temperature -40°C to +85°C -0.6 Storage Temperature -65°C to +150°C -0.8 V4 Pin Out (Top View) -1.0 0.5 1.0 1.5 2.0 Frequency(GHz) 2.5 3.0 B A Isolation vs Frequency B -10 A B Isolation(dB) -15 DC blocking capacitors CB are required on all RF ports. CB=CA=51pF for operating frequency > 500MHz. -20 -25 Logic Table for Switch On-Path -30 -35 VC1 VC2 RFC-RF1 RFC-RF2 -40 1 0 Isolation Insertion Loss 0 1 Insertion Loss Isolation 0.5 1.0 1.5 2.0 Frequency(GHz) 2.5 3.0 ‘1’ = +3V to +5V ‘0’ = 0V to +0.2V Return Loss vs Frequency -10 Return Loss(dB) -15 -20 -25 -30 -35 -40 0.5 1.0 Hexawave Inc. 1.5 2.0 Frequency(GHz) 2.5 3.0 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.