8.4-9.1 GHz General Description The MMVC88 is designed in a highly reliable InGaP-GaAs Hetero-Junction Bipolar Transistor (HBT) process with active device, integrated resonator, tuning diode and isolating output amplifier on chip. The VCO s phase noise performance is good, according to the oscillator s monolithic structure. Functional Diagram Features Low Phase Noise No External Resonator Needed Low Supply Voltage: 2.7-3.6 V Low Cost QFN24 Plastic Package Buffer Amplifier High Power Output Packages The MMIC is available in a QFN24 4x4mm² package as well as pure die. Applications Low Noise MMIC for C-Band Applications such as: IEEE 802.11 WLAN + HIPERLAN Satellite Communications Microwave Point-to-Point Radios Microwave Sensors other ISM Applications Electrical Specifications, T = 50 C, Vcc = +3.3 V, Vt = +4 V Parameter Conditions Min. Typ. Max. Units Frequency Range 8.40-9.10 GHz Power Output (Rfout) Vcc_amp=3.3V 10 12 dbm SSB Phase Noise 100 khz Offset -90-88 dbc/hz Supply Current (Icc) 80 85 95 ma Tune Port Leakage Current 0.1 ma Tune Voltage (Vtune) 0 4 V Output Return Loss n / a db Harmonics 2nd -15-13 dbc Harmonics 3rd -20-18 dbc Pushing -40 MHz /V Pulling into a 1.0:1 VSWR n / a MHz ppm Frequency Drift Range 0.5 MHz/ C page 1 of 6
8.4-9.1 GHz Absolute Maximum Ratings Typical Supply Current vs. Vcc Vcc 3.6 V Vtune -1 to +6V DC Voltage @ Rfout -6 to +6V Operating Temperature -40 to +80 C Storage Temperature -60 to + 145 C Assembly Instructions Vcc (V) Carefully DC and RF ground the exposed ground paddle. 2.7 60 3.0 70 3.3 80 3.6 90 Sum of Icc (ma) Detailed handling and soldering instructions please find in the application note on our website. Landing Pattern Outline Drawing ( QFN 24, 4 x 4 mm² ) page 2 of 6
Pin Description 8.4-9.1 GHz Pin Number Function Description Remarks 1 GND 2 GND 3 Vtalt alternative Tuning Voltage 4 VtaltG connect to GND to use alternative Tuning Voltage 5 Vt Tuning Voltage 6 GND 7 Open 8 GND 9-12 Open 13 GND 14 RFout RF output 15 Vcc2 Vcc for buffer, 3.3V 16 GND 17 Temp Diode for temp measurement 18 Open 19 Vcc1 Vcc for oscillator core, 3.3V 20-22 Open 23 GND 24 Ident Resistance to GND Measurement Data page 3 of 6
8.4-9.1 GHz page 4 of 6
8.4-9.1 GHz Evaluation Board: 4 3 2 1 For the final application proper RF circuit design techniques should be applied. All RF signal traces should have 50 ohms. Provide (filled) vias under the package for both, sufficient RF ground and heat dissipation. The evaluation board shown is available from Work Microwave upon request. Also available a boxed version for phase noise measurements. Item Description J1 PC Mount SMA RF Connector: Vt_in J2 PC Mount SMA RF Connector: RF_out J3.1 GND J3.2 Vcc: Buffer J3.3 Vcc: VCO - Core J3.4 NC R1 - R3 Bridge R0Ohm 0603 C1 100pF Capacitor 0603 C2 - C3 100nF Capacitor 0603 C4 - C5 * 10uF Capacitor 2010 PCB WORK Eval Board, PO#: MMVC72_E *optional Use R2 to connect J3.2 w/ J3.3. page 5 of 6
8.4-9.1 GHz Remarks Work Microwave GmbH reserves the right to make changes without further notice to any products herein. Work Microwave GmbH makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does Work Microwave GmbH assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation consequential or incidental damages. Typical parameters can and do vary in different applications. All operating parameters, including Typicals must be validated for each customer application by custiomer s technical experts. Work Microwave GmbH products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support to sustain life, or for any other application in which the failure of the Work Microwave GmbH product could create a situation where personal injury or death may occur. Should Buyer purchase or use Work Microwave GmbH products for any such unintended or unauthorized application, Buyer shall indemnify and hold Work Microwave GmbH and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims,directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that Work Microwave GmbH was negligent regarding the design or manufacture of the part. page 6 of 6