Preliminary GaAs IC High Isolation Positive Control SPDT Switch DC-3.0 GHz AS176-59 Features MSOP-8 Positive Voltage Control (0/+3 to +5 V) 0.0256 (0.65 mm) TYP. High Isolation (50 dB @ 0.9, 1.9 GHz) 5 Low DC Power Consumption PIN 1 INDICATOR Ideal for Cellular, GSM, DCS,PCS, 3G and 2.4 GHz ISM Applications Description The AS176-59 is a GaAs FET IC SPDT switch packaged in a MSOP-8 plastic package for low cost, high isolation commercial applications. Ideal building block for base station dual band applications where synthesizer isolation is critical. Use in conjunction with the AS165-59 SPST switch to meet GSM synthesizer isolation requirements. 0.118 (3.00 mm) 0.004 (0.1 mm) SQ. PIN 1 0.012 (0.30 mm) 7.0 0.038 (0.95 mm) TYP. 0.030 (0.75 mm) 0.017 (0.43 mm) 0.193 (4.90 mm) REF. + 0.006 (0.15 mm) - 0.002 (0.05 mm) 0.007 (0.18 mm) 0.005 (0.12 mm) 0.006 (0.15 mm) 0.002 (0.05 mm) 8.0 MAX. 0.028 (0.70 mm) 0.016 (0.40 mm) Electrical Specifications at 25C (0, +3 V), (0, +5 V) Parameter1 Insertion Condition Loss3 Frequency2 DC-1.0 DC-2.0 DC-2.5 DC-3.0 GHz GHz GHz GHz Min. Typ. Max. Unit 0.7 0.8 0.8 0.9 0.9 1.0 1.1 1.2 dB dB dB dB Isolation4 J1-J2/J1-J3 J1-J2/J1-J3 DC-1.0 DC-2.0 DC-2.5 DC-3.0 GHz GHz GHz GHz 45/50 41/38 29 22 50/55 45/42 34 27 dB dB dB dB Isolation5 J1-J2/J1-J3 DC-1.0 DC-2.0 DC-2.5 DC-3.0 GHz GHz GHz GHz 45/50 47 36 30 50/55 52 40 35 dB dB dB dB VSWR6 DC-2.0 GHz DC-3.0 GHz 1.3:1 1.5:1 1.5:1 1.8:1 Typ. Max. Operating Characteristics at 25C (0, +5 V) Parameter Condition Switching Characteristics7 Rise, Fall (10/90% or 90/10% RF) On, Off (50% CTL to 90/10% RF) Video Feedthru Intermodulation Intercept Point (IP3) Two-tone Input Power +5 dBm +3 V +5 V Control Voltages Frequency 0.5-3.0 GHz 0.5-3.0 GHz Min. Unit 60 100 50 ns ns mV +41 +45 dBm dBm VLow = 0 to 0.2 V @ 20 A Max. VHigh = +3 V @ 100 A Max. to +5 V @ 200 A Max. VS = VHigh 0.2 V 1. All measurements made in a 50 system, unless otherwise specified. 2. DC = 300 kHz. 3. Insertion loss changes by 0.003 dB/C. 4. Pin 4: N/C. 5. Pin 4: GND. 6. Insertion loss state. 7. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth. Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 10/99A 1 GaAs IC High Isolation Positive Control SPDT Switch DC-3.0 GHz AS176-59 Typical Performance Data (0, +5 V) 2.0 -0.2 1.8 -0.4 VSWR (dB) Insertion Loss (dB) 0.0 -0.6 J1-J3 -0.8 J1-J2 -1.0 1.6 1.4 J1-J2 1.2 J1-J3 -1.2 1.0 0.5 1.0 1.5 2.0 2.5 3.0 0 1.0 1.5 2.0 2.5 Frequency (GHz) Insertion Loss vs. Frequency VSWR vs. Frequency -20 -20 -25 -25 -30 -30 -35 -35 -40 J1-J3 -45 J1-J2 -50 -55 -45 J1-J2 -50 -55 -60 -65 -65 J1-J3 -70 0 0.5 1.0 1.5 2.0 2.5 3.0 1.0 1.5 2.0 2.5 Isolation vs. Frequency Pin 4: N/C Isolation vs. Frequency Pin 4: GND 0 VHigh J1-J2 J1-J3 VHigh Isolation Insertion Loss 0 Insertion Loss Isolation VHigh = +3 V to +5 V. Pin Out CBL 8 1 J2 7 6 2 GND GND Characteristic RF Input Power Value 1 W Max. > 500 MHz 0/+8 V Control Supply Voltage +8 V Control Voltage -0.2 V, +8 V Operating Temperature -40C to +85C Storage Temperature -65C to +150C JC 25C/W CBL 3 CBL 5 4 N/C 3.0 Absolute Maximum Ratings V2 V2 0.5 Frequency (GHz) V1 V1 0 Frequency (GHz) Truth Table J3 CBL = 47 pF. 2 3.0 -40 -60 -70 J1 0.5 Frequency (GHz) Isolation (dB) Isolation (dB) 0 Alpha Industries, Inc. [781] 935-5150 * Fax [617] 824-4579 * Email sales@alphaind.com * www.alphaind.com Specifications subject to change without notice. 10/99A