HMC233G8 v00.0504 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Typical Applications Features The HMC233G8 is ideal for: • Telecom Infrastructure Isolation: 44 dB @ 2.0 GHz 31 dB @ 6.0 GHz • Microwave Radio & VSAT Insertion Loss: 1.5 dB Typical @ 4.0 GHz • Military Radios, Radar & ECM Non-Reflective Design • Space Systems Hermetic Surface Mount Package • Test Instrumentation General Description Functional Diagram The HMC233G8 is a broadband high isolation non-reflective GaAs MESFET SPDT switch in a hermetic surface mount package. Covering DC to 6.0 GHz, the switch features >44 dB isolation up to 2 GHz and >31 dB isolation up to 6.0 GHz. The switch operates using complementary negative control voltage logic lines of -5/0V and requires no bias supply. SWITCHES - SMT 14 14 - 112 Electrical Specifications, TA = +25° C, With 0/-5V Control, 50 Ohm System Parameter Frequency Min. DC - 2.0 GHz DC - 4.0 GHz DC - 6.0 GHz Insertion Loss DC - 2.0 GHz DC - 4.0 GHz DC - 6.0 GHz Isolation 39 30 26 Typ. Max. Units 1.3 1.5 1.8 1.6 1.8 2.2 dB dB dB 44 35 31 dB dB dB Return Loss “On State” DC - 5.0 GHz DC - 6.0 GHz 17 14 dB dB Return Loss RF1, RF2 “Off State” DC - 4.0 GHz DC - 6.0 GHz 12 8 dB dB 27 dBm Input Power for 1 dB Compression 0.5 - 6.0 GHz 22 Input Third Order Intercept (Two-Tone Input Power= +7 dBm Each Tone, 1 MHz Tone Separation) 0.5 - 6.0 GHz 46 dBm Switching Characteristics tRISE, tFALL (10/90% RF) tON, tOFF (50% CTL to 10/90% RF) DC - 6.0 GHz 3 6 ns ns For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order Online at www.hittite.com HMC233G8 v00.0504 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz GaAs MMIC Insertion Loss SUB-HARMONICALLY Isolation PUMPED MIXER 17 - 25 GHz -1 ISOLATION (dB) -2 -3 +25C +85C -40C -4 -5 0 1 2 3 4 5 6 0 -5 -10 -15 -20 -25 -30 -35 -40 -45 -50 -55 -60 -65 -70 7 RF1 RF2 Output to Output 0 1 2 FREQUENCY (GHz) Return Loss 4 5 6 7 0.1 and 1 dB Input Compression Point 35 INPUT COMPRESSION (dBm) 0 RFC RF1, RF2 ON RF1, RF2 OFF -5 -10 -15 -20 14 1 dB Compression Point 0.1 dB Compression Point 30 25 20 15 -25 0 1 2 3 4 5 6 0 7 1 2 3 4 5 FREQUENCY (GHz) FREQUENCY (GHz) Input Third Order Intercept Point 60 6 7 55 INPUT IP3 (dBm) RETURN LOSS (dB) 3 FREQUENCY (GHz) SWITCHES - SMT INSERTION LOSS (dB) 0 50 45 40 + 25C + 85C - 40C 35 30 0 1 2 3 4 5 FREQUENCY (GHz) 6 7 For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order Online at www.hittite.com 14 - 113 HMC233G8 v00.0504 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Absolute Maximum Ratings RF Input Power (Vctl= -5V) (0.5 - 6 GHz) +30 dBm (@ +85 °C) Control Voltage Range (A & B) +1.0V to -7.5 Vdc Hot Switch Power Level +27 dBm Channel Temperature 150 °C Continuous Pdiss (T = 85 °C) (derate 4 mW/°C above 85 °C) 0.25 W Thermal Resistance (Insertion Loss Path) 148 °C/W Thermal Resistance (Terminated Path) 260 °C/W Storage Temperature -65 to +150 °C Operating Temperature -40 to +85 °C Control Voltages State Bias Condition Low 0 to -0.2V @ 10 uA Max. High -5V @ 10 uA Typ. to -7V @ 45 uA Typ. Truth Table Control Input Signal Path State A B RFC to RF1 RFC to RF2 High Low ON OFF Low High OFF ON Caution: Do not “Hot Switch” power levels greater than +27 dBm (Vctl = 0/-5 Vdc). SWITCHES - SMT 14 Outline Drawing NOTES: 1. PACKAGE MATERIAL: ALUMINA LOADED BOROSILICATE GLASS. 2. LEADS, BASE, COVER MATERIAL: KOVAR™ (#7052 CORNING). 3. PLATING: ELECTROLYTIC GOLD 50 MICROINCHES MIN., OVER ELECTROLYTIC NICKEL 50 MICROINCHES MIN. 4. ALL DIMENSIONS ARE IN INCHES [MILLIMETERS]. 5. TOLERANCES: .±005 [0.13] UNLESS OTHERWISE SPECIFIED. 6. ALL GROUND LEADS AND GROUND PADDLE MUST BE SOLDERED TO PCB RF GROUND. 14 - 114 For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order Online at www.hittite.com HMC233G8 v00.0504 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Suggested Driver Circuit Pin Descriptions Function Description 1, 3 A, B See truth table and control voltage table. 2, 5, 8 RFC, RF1, RF2 These pins are DC coupled and matched to 50 Ohm. Blocking capacitors are required if RF line potential is not equal to 0V. 4, 6, 7 GND Package bottom must also be connected to PCB RF ground. Interface Schematic For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order Online at www.hittite.com 14 SWITCHES - SMT Pin Number 14 - 115 HMC233G8 v00.0504 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Evaluation PCB SWITCHES - SMT 14 List of Materials for Evaluation PCB 107183* Item Description J1 - J3 PC Mount SMA RF Connector J4 - J6 DC Pin R1, R2 100 Ohm Resistor, 0603 Pkg. U1 HMC233G8 SPDT Switch PCB** 107100 Evaluation PCB The circuit board used in the final application should be generated with proper RF circuit design techniques. Signal lines at the RF port should have 50 ohm impedance and the package ground leads and package bottom should be connected directly to the ground plane similar to that shown above. The evaluation circuit board shown above is available from Hittite Microwave Corporation upon request. ** Circuit Board Material: Rogers 4350 * Reference this number when ordering complete evaluation PCB. 14 - 116 For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order Online at www.hittite.com v00.0504 MICROWAVE CORPORATION HMC233G8 GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Notes: SWITCHES - SMT 14 For price, delivery, and to place orders, please contact Hittite Microwave Corporation: 12 Elizabeth Drive, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order Online at www.hittite.com 14 - 117