HMC738LP4 HITTITE | Alldatasheet

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Technical content

Features

The HMC738LP4(E) is a GaAs InGaP Heterojunction Bipolar Transistor (HBT) MMIC VCO. The HMC738LP4(E) integrates a resonator, negative resistance device, varactor diode and divide-by-16 prescaler. The VCO’s phase noise performance is excellent over temperature, shock, and process due to the oscillator’s monolithic structure. Power output is +9 dBm typical from a 5V supply voltage. The voltage controlled oscillator is packaged in a low cost leadless QFN 4x4 mm surface mount package Pout: +9 dBm Phase Noise: -95 dBc/Hz @ 100 kHz Typ. No External Resonator Needed

24 Lead 4x4mm SMT Package: 16mm²

The HMC738LP4(E) is ideal for:

  • Point-to-Point Radios
  • Point-to-Multi-Point Radios / LMDS
  • VSAT Electrical Specifications, TA = +25° C, Vcc (RF), Vcc (DIG) = +5V Parameter Min. Typ. Max. Units Frequency Range Fo Fo/2 20.9 - 23.9 GHz Power Output RF OUT RF OUT/2 RF OUT/16 -3.5 +3.5 dBm dBm SSB Phase Noise @ 100 kHz Offset, Vtune= +5V @ RF Output -95 dBc/Hz Tune Voltage Vtune 1 13 V Supply Current Icc (RF), Icc (DIG) 160 200 220 mA Tune Port Leakage Current (Vtune= 13V) 10 µA Output Return Loss 3 dB Harmonics/Subharmonics 1/2 -23 -40 dBc dBc Pulling (into a 2.0:1 VSWR) 22 MHz pp Pushing @ Vtune= 5V -90 MHz/V Frequency Drift Rate 3.5 MHz/°C HMC738LP4 / 738LP4E MMIC VCO w/ HALF FREQUENCY OUTPUT & DIVIDE-BY-16, 20.9 - 23.9 GHz v02.0309

For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com VCOS with Fo/2 OUTPUT - SMT 8 - 2 Frequency vs. Tuning Voltage, T= 25°C Sensitivity vs. Tuning Voltage, Vcc= +5V SSB Phase Noise vs. Tuning Voltage Frequency vs. Tuning Voltage, Vcc= +5V Output Power vs. Tuning Voltage, Vcc= +5V SSB Phase Noise @ Vtune= 5V HMC738LP4 / 738LP4E v02.0309 MMIC VCO w/ HALF FREQUENCY OUTPUT & DIVIDE-BY-16, 20.9 - 23.9 GHz 0 1 2 3 4 5 6 7 8 9 10 11 12 13 Vcc= 4.75V Vcc= 5.0V Vcc= 5.25V FREQUENCY (GHz) TUNING VOLTAGE (VOLTS) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 C +85 C -40 C FREQUENCY (GHz) TUNING VOLTAGE (VOLTS) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 C +85 C -40 C OUTPUT POWER (dBm) TUNING VOLTAGE (VOLTS) -150 -130 -110 -90 -70 -50 -30 +25C +85C -40C SSB PHASE NOISE (dBc/Hz) OFFSET FREQUENCY (Hz) -105 -95 -85 -75 -65 -55 0 1 2 3 4 5 6 7 8 9 10 11 12 13 10kHz offset 100kHz offset SSB PHASE NOISE(dBc/Hz) TUNING VOLTAGE (VOLTS) 200 400 600 800 1000 1200 1400 1600 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25C +85C -40C SENSITIVITY (MHz/VOLT) TUNING VOLTAGE (VOLTS)

For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com VCOS with Fo/2 OUTPUT - SMT 8 - 3 Absolute Maximum Ratings Vcc (RF), Vcc (DIG) +5.5V Vtune 0 to +15V Junction Temperature 135° C Continuous Pdiss (T= 85 ° C) (derate 23 mW/° above 85 °C) 1.2 W Thermal Resistance (junction to ground paddle) 43 °C/W Storage Temperature -65 to +150 °C Operating Temperature -40 to +85 °C Typical Supply Current vs. Vcc Note: VCO will operate over full voltage range shown above. Vcc (V) Icc (mA) 4.75 175 5.0 200 5.25 220 ELECTROSTATIC SENSITIVE DEVICE OBSERVE HANDLING PRECAUTIONS RFOUT/2 Frequency vs. Tuning Voltage, Vcc= +5V Divide-by-16 Frequency vs. Tuning Voltage, Vcc= +5V RFOUT/2 Output Power Power vs. Tuning Voltage, Vcc= +5V Divide-by-16 Output Power vs. Tuning Voltage, Vcc= +5V HMC738LP4 / 738LP4E v02.0309 MMIC VCO w/ HALF FREQUENCY OUTPUT & DIVIDE-BY-16, 20.9 - 23.9 GHz 9.5 10.5 11.5 12.5 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 C +85 C -40 C FREQUENCY (GHz) TUNING VOLTAGE (VOLTS) 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 C +85 C -40 C OUTPUT POWER (dBm) TUNING VOLTAGE (VOLTS) 1.1 1.2 1.3 1.4 1.5 1.6 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 C +85 C -40 C FREQUENCY (GHz) TUNING VOLTAGE (VOLTS) -4.5 -3.5 -2.5 0 1 2 3 4 5 6 7 8 9 10 11 12 13 +25 C +85 C -40 C OUTPUT POWER (dBm) TUNING VOLTAGE (VOLTS)

For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com VCOS with Fo/2 OUTPUT - SMT 8 - 4 HMC738LP4 / 738LP4E v02.0309 MMIC VCO w/ HALF FREQUENCY OUTPUT & DIVIDE-BY-16, 20.9 - 23.9 GHz Outline Drawing NOTES: 1. LEADFRAME MATERIAL: COPPER ALLOY 2. DIMENSIONS ARE IN INCHES [MILLIMETERS] 3. DIMENSION DOES NOT INCLUDE MOLDFLASH OF 0.15mm PER SIDE. 4. DIMENSION DOES NOT INCLUDE MOLDFLASH OF 0.25mm PER SIDE. 5. ALL GROUND LEADS AND GROUND PADDLE MUST BE SOLDERED TO PCB RF GROUND. Part Number Package Body Material Lead Finish MSL Rating Package Marking [3] HMC738LP4 Low Stress Injection Molded Plastic Sn/Pb Solder MSL1 [1] H738 XXXX HMC738LP4E RoHS-compliant Low Stress Injection Molded Plastic 100% matte Sn MSL1 [2] H738 XXXX [1] Max peak reflow temperature of 235 °C [2] Max peak reflow temperature of 260 °C [3] 4-Digit lot number XXXX

Package Information

Pin Number Function Description Interface Schematic 21, 23, 24 N/C No Connection required. These pins may be connected to RF/DC ground without affecting performance. 2 RFOUT/16 RF/16 Divided Output. Requires DC Block.

4 Vcc (DIG)

Supply voltage for prescaler. Can be omitted if prescaler is not needed to conserve approximately 100 mA.

For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com VCOS with Fo/2 OUTPUT - SMT 8 - 5 HMC738LP4 / 738LP4E v02.0309 MMIC VCO w/ HALF FREQUENCY OUTPUT & DIVIDE-BY-16, 20.9 - 23.9 GHz Pin Descriptions Pin Number Function Description Interface Schematic

10 RFOUT/2 Half frequency output (AC coupled)

must be RF & DC grounded. 16 RFOUT RF output (AC coupled).

20 Vcc (RF) Supply Voltage

22 VTUNE Control Voltage Input. Modulation port bandwidth dependent on drive source impedance. (Continued) Typical Application Circuit

For price, delivery and to place orders: Hittite Microwave Corporation, 20 Alpha Road, Chelmsford, MA 01824 Phone: 978-250-3343 Fax: 978-250-3373 Order On-line at www.hittite.com Application Support: Phone: 978-250-3343 or apps@hittite.com VCOS with Fo/2 OUTPUT - SMT 8 - 6 HMC738LP4 / 738LP4E v02.0309 MMIC VCO w/ HALF FREQUENCY OUTPUT & DIVIDE-BY-16, 20.9 - 23.9 GHz The circuit board used in the application should use RF circuit design techniques. Signal lines should have 50 Ohm impedance while the package ground leads and backside ground slug should be connected directly to the ground plane similar to that shown. A sufficient number of via holes should be used to connect the top and bottom ground planes. The evaluation circuit board shown is avail- able from Hittite upon request. Evaluation PCB Item Description J1, J2 PCB Mount SMA RF Connector J3 PCB Mount K-Connector J4 PCB Mount SRI SMA Connector J5 - J6 2 mm SMT 8 Pin Molex Header C1 1,000 pF Capacitor, 0402 Pkg. C2, C3 100 pF Capacitor, 0402 Pkg. C4, C5 4.7 µF Tantalum Capacitor U1 HMC738LP4(E) PCB [2] 112259 Eval Board [1] Reference this number when ordering complete evaluation PCB [2] Circuit Board Material: Rogers 4350 List of Materials for Evaluation PCB 112261 [1]