Preliminary GaAs IC High Isolation Positive Control SPDT Switch DC–3.0 GHz AS177-86 Features ■ Positive Voltage Control (0/+3, +5 V) ■ High Isolation (50 dB @ 0.9, 1.9 GHz) ■ Low DC Power Consumption ■ Ideal for GSM, PCS, 3G and ISM 2.4 GHz Applications ■ Miniature Low Cost MSOP-10 Plastic Package MSOP-10 PIN 10 PIN 1 INDICATOR 0.118 (3.00 mm) ± 0.006 (0.15 mm) 0.193 (4.90 mm) ± 0.006 (0.15 mm) PIN 1 0.034 (0.86 mm) ± 0.004 (0.10 mm) 0.118 (3.00 mm) ± 0.006 (0.15 mm) 0.0197 (0.500 mm) BSC 8˚–16˚ 0˚–6˚ Description The AS177-86 is a GaAs FET IC SPDT switch packaged in a MSOP-10 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. 0.009 (0.23 mm) REF. 0.043 (1.09 mm) MAX. 0.022 (0.55 mm) ± 0.006 (0.15 mm) 0.006 (0.15 mm) MAX. 0.002 (0.05 mm) MIN. Electrical Specifications at 25°C (0, +3 V), (0, +5 V) Parameter1 Insertion Condition Loss3 Frequency2 Min. DC–1.0 GHz 1.0–2.0 GHz 2.0–3.0 GHz Isolation J1–J2/J1–J3 J1–J2/J1–J3 VSWR4 DC–2.0 GHz 2.0–2.5 GHz 2.5–3.0 GHz 44/50 41/44 34 DC–3.0 GHz Typ. Max. Unit 0.7 0.8 0.9 0.85 1.00 1.20 dB dB dB 48/55 46/50 40 dB dB 1.3:1 1.5:1 Typ. Max. Operating Characteristics at 25°C (0, +5 V) Parameter Condition Switching Characteristics5 Rise, Fall (10/90% or 90/10% RF) On, Off (50% CTL to 90/10% RF) Video Feedthru Input Power for 1 dB Compression +3 V +5 V Intermodulation Intercept Point (IP3) Two-tone Input Power +5 dBm +3 V +5 V Control Voltages Frequency Min. Unit 50 100 25 ns ns mV 0.5–3.0 GHz 0.5–3.0 GHz +21 +27 dB dB 0.5–3.0 GHz 0.5–3.0 GHz +41 +45 dBm dBm VLow = 0 to 0.2 V @ 20 µA Max. VHigh = +3 V @ 100 µA Max. to +5 V @ 200 µA Max. VS = VHigh ± 0.2 V 1. All measurements made in a 50 Ω system, unless otherwise specified. 2. DC = 300 kHz. 3. Insertion loss changes by 0.003 dB/°C. 4. Insertion loss state. 5. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth. Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 10/99A 1 GaAs IC High Isolation Positive Control SPDT Switch DC–3.0 GHz AS177-86 Typical Performance Data (0, +5 V) -20 0 -25 Isolation (dB) Insertion Loss (dB) -0.25 -0.50 J1–J2 -0.75 J1–J3 -1.00 -30 -35 -40 J1–J2 -45 -50 -55 J1–J3 -60 -1.25 -65 -70 -1.50 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 Isolation vs. Frequency 3.0 Absolute Maximum Ratings 2.0 Characteristic 1.8 VSWR (dB) 0.5 Frequency (GHz) 1.6 1 W Max. > 500 MHz 0/+8 V Control Supply Voltage +8 V Control Voltage 1.4 J1–J2 1.2 J1–J3 Value RF Input Power -0.2 V, +8 V Operating Temperature -40°C to +85°C Storage Temperature -65°C to +150°C ΘJC 25°C/W 1.0 0 0.5 1.0 1.5 2.0 2.5 3.0 Pin Out Frequency (GHz) J1–J2 J1–J3 0 VHigh Isolation Insertion Loss VHigh 0 Insertion Loss Isolation 2 4 3 V2 5 V2 GND 6 V1 GND 7 GND GND 8 J1 J2 9 Truth Table CBL GND CBL 10 V1 1 VSWR vs. Frequency CBL = 47 pF for operation >500MHz. VHigh = +3 V to +5 V. 2 Alpha Industries, Inc. [781] 935-5150 • Fax [617] 824-4579 • Email [email protected] • www.alphaind.com Specifications subject to change without notice. 10/99A CBL J3