HWS428 GaAs 0.9-3.0 GHz 4x2 Switch Matrix September 2006 Features TSSOP-16 • Four Inputs, Two Outputs Switch Matrix • High Isolation • Low DC Power Consumption • Small TSSOP16 Plastic Lead(Pb) Free Package • PHEMT process • Lead Free and RoHS Compliant Version of HWS412 Description The HWS428 is a GaAs PHEMT 4x2 switch matrix operating at 0.9 to 3.0 GHz in a low cost TSSOP16 plastic lead (Pb) free package. Any of the four inputs can be directed to any of the two outputs. The HWS428 is suitable for use in Direct Broadcast Satellite (DBS) switching system or CATV 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 0.90-3.00 GHz 5.5 Insertion Loss Flatness 0.90-3.00 GHz 1.5 dB Isolation (Above Insertion Loss) 0.90-1.50 GHz 1.50-2.15 GHz 2.15-3.00 GHz 36 33 30 dB dB dB Input Return Loss 0.90-3.00 GHz 10 dB Output Return Loss 0.90-3.00 GHz 13 dB 33 29 25 Control Current 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)’ = ∣‘isolation (off-state)’ – ‘insertion loss (on-state)’∣ Hexawave Inc. 1F, 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. V4 HWS428 GaAs 0.9-3.0 GHz 4x2 Switch Matrix September 2006 V4 Typical Performance Data of Various States @ +25°C Insertion Loss on OUT2 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 Insertion Loss (dB) Insertion Loss (dB) Insertion Loss on OUT1 0.5 1.0 1.5 2.0 Frequency (GHz) Input Return Loss 2.5 3.0 Input Selected Input Deselected 0 0.5 1.5 2.0 Frequency (GHz) 2.5 3.0 0 -5 Return Loss (dB) Return Loss (dB) 1.0 Output Return Loss -5 -10 -15 -20 -25 -10 -15 -20 -25 -30 -30 0.5 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 0.5 1.0 1.5 2.0 Frequency (GHz) 2.5 3.0 1.5 2.0 2.5 Frequency(GHz) 3.0 INA to OUT2 Isolation* INA to OUT1 Isolation* 0 0 -10 -10 -20 -20 Isolation(dB) Isolation(dB) 0 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10 -30 -40 -50 -60 -30 -40 -50 -60 -70 -70 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 0.5 1.0 * Isolation is recorded above insertion loss. Hexawave Inc. 1F, 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. HWS428 GaAs 0.9-3.0 GHz 4x2 Switch Matrix September 2006 INB to OUT2 Isolation* 0 0 -10 -10 -20 -20 Isolation(dB) Isolation(dB) INB to OUT1 Isolation* -30 -40 -50 -60 -40 -50 -70 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 INC to OUT1 Isolation* 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 INC to OUT2 Isolation* 0 0 -10 -10 -20 -20 Isolation(dB) Isolation(dB) -30 -60 -70 -30 -40 -30 -40 -50 -50 -60 -60 -70 -70 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 IND to OUT1 Isolation* 0.5 0 0 -10 -10 -20 -20 -30 -40 -50 -50 -70 -70 1.5 2.0 2.5 Frequency(GHz) 3.0 -40 -60 1.0 1.5 2.0 2.5 Frequency(GHz) -30 -60 0.5 1.0 IND to OUT2 Isolation* Isolation(dB) Isolation(dB) V4 3.0 0.5 1.0 1.5 2.0 2.5 Frequency(GHz) 3.0 * Isolation is recorded above insertion loss. Hexawave Inc. 1F, 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. HWS428 GaAs 0.9-3.0 GHz 4x2 Switch Matrix September 2006 V4 Pin Out (Top View) CB INC CB 1 16 2 15 3 14 VC5 4 13 VC1 VC6 5 12 VC2 VC7 6 11 VC3 VC8 7 10 VC4 8 9 GND CB IND OUT2 INB GND CB INA OUT1 CB CB 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) Absolute Maximum Ratings Parameter Absolute Maximum Parameter Min. Typ. Max. Unit RF Input Power +15 dBm @ +6V Control Voltage (1) +4.0 +5.0 +5.5 V Control Voltage +6V Control Voltage (0) -0.5 0 +0.5 V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C Hexawave Inc. 1F, 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.