HWS411 October 2004 QFN12L (3 x 3 mm) Features • Low Insertion Loss : 0.8 dB @ 2.5 GHz • • • • 1.0 dB @ 4.9 to 6.0 GHz High Isolation: 43 dB @ 2.5 GHz 36 dB @ 4.9 to 6.0 GHz Low DC Power Consumption Miniature QFN12L (3x3 mm) Plastic Package PHEMT process Description The HWS411 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 HWS411 features low insertion loss and high isolation up to 6 GHz 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°C with 0, +3V Control Voltages Parameter Test Conditions Min. Typ. Max. Unit 1.3 dB dB dB 0.1-6.0 GHz 2.4-2.5 GHz 4.9-6.0 GHz 1.0 0.8 1.0 Isolation (on/off or off/on) 0.1-6.0 GHz 2.4-2.5 GHz 4.9-6.0 GHz 36 43 36 dB dB dB Isolation (off/off) 2.4-2.5 GHz 4.9-6.0 GHz 10 17 dB dB Return Loss 0.1-6.0 GHz 2.4-2.5 GHz 4.9-6.0 GHz 15 20 18 dB dB dB Input Power for One dB Compression 2.0-6.0 GHz 30 dBm Second Harmonic Pin=20 dBm -75 dBc Third Harmonic Pin=20 dBm -75 dBc 20 dBm Per Tone @ 5.85 GHz 45 dBm Switching Time 50 ns Control Current 5 Insertion Loss Input Third Order Intermodulation Intercept Point 26 100 uA 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. V3 HWS411 October 2004 Typical Performance Data with 8pF Capacitors @ +25°C Absolute Maximum Ratings Parameter Insertion Loss vs Frequency -0.4 -0.6 -0.8 Absolute Maximum RF Input Power +32 dBm @ +3V Control Voltage +6V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C Pin Out (Top View) B -1.2 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Frequency(GHz) 5.5 B -1.0 6.0 12 11 10 1 9 -20 2 8 -30 3 7 Isolation vs Frequency 4 5 6 B -40 -50 B Insertion Loss(dB) -0.2 Isolation(dB) V3 -60 -70 -80 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Frequency(GHz) 5.5 6.0 Return Loss vs Frequency 0 Logic Table for Switch On-Path -10 Return Loss(dB) 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. VC1 VC2 ANT1-RX ANT1-TX ANT2-TX ANT2-RX -20 1 0 On Off On Off -30 0 1 Off On Off On 1 1 Off Off Off Off 0 0 Off Off Off Off -40 -50 2.0 2.5 3.0 Hexawave Inc. 3.5 4.0 4.5 5.0 Frequency(GHz) 5.5 6.0 ‘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.