FMS2001QFN Preliminary Data Sheet 2.2 SPDT Reflective pHEMT MMIC Switch Description The FMS2001QFN is a low loss linear Single-Pole Double-Throw Antenna Switch designed for use in mobile handset applications. The switch is designed with one antenna port that can be routed to any one of the two RF ports. Features • • • • • • • Low insertion loss (0.6dB @ 900 MHz) Operation down to 2V control 2 control lines. Single positive voltage supply Low harmonics (Typical -70dBc at Pin=+34.5dBm) High Isolation (30 dB @ 900 MHz) Low cost QFN 12 lead 3*3 package Filtronic Advanced GaAs 0.5 µm pHEMT Technology Electrical Characteristics Parameter Symbol Insertion Loss IL Isolation – RF – Ant on. S11 S11 Harmonics ISO S11 S11 2fo 3fo IlkTx IlkRx (at 25C°, [Vc 0,+2.7V], 50Ω system, CW ) Condition Min. Typ. Max. 1 0.5 2 0.6 3 0.5 1 35 2 25 1 -23 2 -15 3 -70 3 -70 3 2 3 2 Leakage Current - Tx Leakage Current – Rx Condition 1 Small signal, DC – 1GHz, Vc = 2.7V/0V 2 Small signal, 1-2 GHz, Vc = 2.7V/0V 3 Input power=34.5dBm, EGSM Tx 880-915MHz, Vc=2.7V/0V Unit dB dB dB dB dB dB dB dBc dBc µA µA GaAs MMIC’s are ESD sensitive devices. Special handling precautions are required. Truth Table Operation RF1-ANT RF2-ANT Control Voltage V1 HIGH 0 V2 0 HIGH Control Levels Control HIGH LOW Typ. +2.7 to +5.0V 0.0 to +0.2V Preliminary specifications subject to change without notice Filtronic Compound Semiconductors Ltd Contact Details (UK): Tel: +44 (0) 1325 301111 Fax: +44 (0) 1325 306177 Email: [email protected] Contact Details (USA): Tel: +1 (408) 850 5790 Fax: +1 (408) 850 5766 Email: [email protected] Website: www.filtronic.com FMS2001QFN Preliminary Data Sheet 2.2 SPDT Reflective pHEMT MMIC Switch Typical Jig Measurements Harmonic Rejection vs. Control Voltage -60 -62 -64 -66 -68 -70 -72 -74 -76 -78 -80 3rd Harmonic 3 2.9 2.8 2.7 2.6 2.5 2.4 2.3 2.2 2.1 Pin = 34.5 dBm @ 900 MHz 2 Harmonic Rejection (dBc) 2nd Harmonic Control Voltage (V) Insertion Loss vs. Frequency 0 -0.1 Insertion Loss (dB) -0.2 -0.3 -0.4 -0.5 -0.6 -0.7 -0.8 -0.9 -1 0.3 0.8 1.3 Frequency (GHz) 1.8 2 1.3 Frequency (GHz) 1.8 2 Isolation vs. Frequency 0 Isolation (dB) -5 -15 -25 -35 -45 0.3 0.8 Preliminary specifications subject to change without notice Filtronic Compound Semiconductors Ltd Contact Details (UK): Tel: +44 (0) 1325 301111 Fax: +44 (0) 1325 306177 Email: [email protected] Contact Details (USA): Tel: +1 (408) 850 5790 Fax: +1 (408) 850 5766 Email: [email protected] Website: www.filtronic.com FMS2001QFN Preliminary Data Sheet 2.2 SPDT Reflective pHEMT MMIC Switch Pin out Diagram (top view) ANT V2 V1 Pin 1 12 11 10 9 RF1 2 8 3 7 4 5 RF2 6 DC BLOCKING CAPACITORS ARE REQUIRED ON ALL RF LINES Preliminary specifications subject to change without notice Filtronic Compound Semiconductors Ltd Contact Details (UK): Tel: +44 (0) 1325 301111 Fax: +44 (0) 1325 306177 Email: [email protected] Contact Details (USA): Tel: +1 (408) 850 5790 Fax: +1 (408) 850 5766 Email: [email protected] Website: www.filtronic.com Preliminary Data Sheet 2.2 FMS2001QFN SPDT Reflective pHEMT MMIC Switch QFN 12 LEAD 3*3 PACKAGE OUTLINE Preliminary specifications subject to change without notice Filtronic Compound Semiconductors Ltd Contact Details (UK): Tel: +44 (0) 1325 301111 Fax: +44 (0) 1325 306177 Email: [email protected] Contact Details (USA): Tel: +1 (408) 850 5790 Fax: +1 (408) 850 5766 Email: [email protected] Website: www.filtronic.com