HMC232G8 v00.0803 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Typical Applications Features The HMC232G8 is ideal for: • Telecom Infrastructure Isolation: 48 dB @ 2.0 GHz 34 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 HMC232G8 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 >48 dB isolation up to 2 GHz and >34 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 - 100 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 43 33 29 Typ. Max. Units 1.4 1.5 1.8 1.7 1.8 2.2 dB dB dB 48 38 34 dB dB dB Return Loss “On State” DC - 6.0 GHz 16 dB Return Loss RF1, RF2 “Off State” DC - 2.0 GHz DC - 4.0 GHz DC - 6.0 GHz 11 9 8 dB 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 HMC232G8 v00.0703 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 0 0 ISOLATION (dB) INSERTION LOSS (dB) -10 -1 -2 -3 + 25C + 85C - 40C -4 RF1 RF2 -20 -30 -40 -50 -60 -70 -5 1 2 3 4 5 6 0 7 1 2 Return Loss 4 5 6 7 0.1 and 1 dB Input Compression Point 35 0 RFC RF1, RF2 ON RF1, RF2 OFF INPUIT P1dB (dBm) -5 -10 -15 14 1 dB Compression Point 0.1 dB Compression Point 30 25 20 -20 15 -25 0 1 2 3 4 5 6 7 0 1 2 3 4 5 FREQUENCY (GHz) FREQUENCY (GHz) Input Third Order Intercept Point 60 6 7 55 INPUIT IP3 (dBm) RETURN LOSS (dB) 3 FREQUENCY (GHz) FREQUENCY (GHz) SWITCHES - SMT 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 - 101 HMC232G8 v00.0703 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Control Voltages Truth Table Control Input State Bias Condition Low 0 to -0.2V @ 10 uA Max. High -5V @ 10 uA Typ. to -7V @ 45 uA Typ. Absolute Maximum Ratings 14 RF Input Power (Vctl= -5V) (0.5 - 6 GHz) +30 dBm (@ +50 °C) Control Voltage Range (A & B) +1.0V to -7.5 Vdc Channel Temperature 150 °C Thermal Resistance (RTH) (junction to lead) 94 °C/W Storage Temperature -65 to +150 °C Operating Temperature -40 to +85 °C 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 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 - 102 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 HMC232G8 v00.0703 MICROWAVE CORPORATION GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Suggested Driver Circuit Pin Descriptions Function Description 1, 4, 7 RF1, RF2, RFC This pin is DC coupled and matched to 50 Ohm. Blocking capacitors are required if RF line potential is not equal to 0V. 2, 3, 8 GND Package bottom must also be connected to PCB RF ground. 5 A See truth table and control voltage table. 6 B See truth table and control voltage table. 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 - 103 v00.0703 MICROWAVE CORPORATION HMC232G8 GaAs MMIC HIGH ISOLATION SMT SPDT SWITCH, DC - 6.0 GHz Evaluation PCB SWITCHES - SMT 14 List of Material Item Description J1 - J3 PC Mount SMA RF Connector J4 - J6 DC Pin R1, R2 100 Ohm Resistor, 0603 Pkg. U1 HMC232G8 SPDT Switch PCB* 107112 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 14 - 104 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 v00.0703 MICROWAVE CORPORATION HMC232G8 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 - 105