HWS388 March 2004 Features TSSOP-16 • Four Inputs, Two Outputs switch • Insertion Loss: 5.5 dB • Isolation: 30.5 dB • Low DC Power Consumption • Small TSSOP16 Plastic Package • PHEMT process Description The HWS388 is a GaAs PHEMT 4x2 switch operating at 0.95 to 2.15 GHz in a low cost TSSOP16 plastic package. Any of the four inputs can be directed to any of the two outputs. The HWS388 is suitable for use in Direct Broadcast Satellite (DBS) switching system applications. Electrical Specifications at 25°C with 0V/+5V Control Voltages and 0 dBm Pin Parameter Test Conditions Min. Typ. Max. Unit 7.0 dB Insertion Loss 0.95-2.15 GHz 5.5 Insertion Loss Flatness 0.95-2.15 GHz 1.0 dB Isolation (Above Insertion Loss) 0.95-1.50 GHz 1.50-2.15 GHz 28.0 25.0 dB dB Output Return Loss 0.95-2.15 GHz 15 dB Control Current Per control pin 25.0 22.0 500 uA Note: 1. All measurements made in a 50 ohm system with 0/+5.0V control voltages, unless otherwise specified. 2. ‘Isolation (Above Insertion Loss)’ = Hexawave Inc. ‘isolation (off-state)’ – ‘insertion loss (on-state)’ 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. V2 HWS388 March 2004 V2 Typical Performance Data of Various States @ +25°C Input Return Loss(On-Path) vs Frequency Insertion Loss vs Frequency 0 -5 -2 -3 -4 Return Loss(dB) Insertion Loss (dB) 0 -1 -5 -6 -7 -8 -15 -20 -25 -9 -10 -30 0.5 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 Isolation* vs Frequency 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 0 -10 -5 Return Loss(dB) -20 -30 -40 -50 -60 -10 -15 -20 -25 -70 -80 -30 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) * Isolation is recorded above insertion loss. Output Return Loss vs Frequency 0 -5 Return Loss (dB) 3.0 Input Return Loss(Off-Path) vs Frequency 0 Isolation(dB) -10 -10 -15 -20 -25 -30 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. 3.0 HWS388 March 2004 V2 Pin Out (Top View) % % % % % ! " #$ ! " #$ % % Note: 1. DC blocking capacitors CB=51pF are required on all RF ports. 2. Exposed pad in the bottom must be connected to ground by via holes. Logic Table for Switch On-Path On Path Control Pins OUT1 OUT2 VC1 VC2 VC3 VC4 VC5 VC6 VC7 VC8 INA - 1 0 1 0 - - - - INB - 1 0 0 1 - - - - INC - 0 1 1 0 - - - - IND - 0 1 0 1 - - - - - INA - - - - 1 0 1 0 - INB - - - - 1 0 0 1 - INC - - - - 0 1 1 0 - IND - - - - 0 1 0 1 ‘1’ = +5V ‘0’ = 0V Recommended Operating Conditions (TA=+25oC) Parameter Min. Typ. Max. Unit Control Voltage (1) +4.5 +5.0 +5.5 Control Voltage (0) -0.5 0 +0.5 Hexawave Inc. Absolute Maximum Ratings Parameter Absolute Maximum RF Input Power +15 dBm @ +6V V Control Voltage +6V V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C 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.