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| PHEMT GaAs IC SPDT Switch 0.1-3 GHz AS222-92 Applications T/R Switch in WLANs, Bluetooth and Medium Power Telecommunication Applications SC-70 6 Lead 0.079 (2.00 mm) 0.008 (0.20 mm) 0.0256 (0.65 mm) BSC 0.049 (1.25 mm) 0.004 (0.10 mm) Features Low Insertion Loss (0.45 dB @ 2.4 GHz) Isolation 22 dB @ 2.4 GHz Low DC Power Consumption PHEMT Process Operates with 1.8 V Control Voltage 0.087 (2.20 mm) 0.008 (0.20 mm) PIN 1 INDICATOR 0.035 (0.90 mm) 0.004 (0.10 mm) 0.0055 (0.14 mm) 0.0015 (0.04 mm) 0.002 (0.005 mm) 0.002 (0.005 mm) 0.037 (0.95 mm) 0.006 (0.15 mm) 0.009 (0.23 mm) REF 0.010 (0.25 mm) 0.006 (0.15 mm) Description The AS222-92 is a medium power IC FET SPDT switch in a low cost miniature SC-70 6 lead plastic package. The AS222-92 features low insertion loss and positive voltage operation with very low DC power consumption. This general purpose switch can be used in a variety of telecommunications applications. 0.008 (0.20 mm) 0.004 (0.10 mm) Electrical Specifications at 25C (0, +3 V) Parameter1 Insertion Loss2 Frequency 0.5-1.0 GHz 1.0-2.4 GHz 2.4-3.0 GHz 0.5-1.0 GHz 1.0-2.4 GHz 2.4-3.0 GHz 0.5-1.0 GHz 1.0-2.4 GHz 2.4-3.0 GHz 24 19 16 Min. Typ. 0.35 0.45 0.50 27 22 18 19 21 18 Max. 0.5 0.6 0.7 Unit dB dB dB dB dB dB dB dB dB Isolation Return Loss3 Operating Characteristics at 25C (0, +3 V) Parameter Switching Characteristics4 Condition Rise, Fall (10/90% or 90/10% RF) On, Off (50% CTL to 90/10% RF) Video Feedthru 0/+1.8 V 0/+3.0 V For Two-tone Input Power +5 dBm 0/+3.0 V 0.5-3.0 GHz 0.5-3.0 GHz 0.5-3.0 GHz Frequency Min. Typ. 20 20 25 +20 +27 +44 Max. Unit ns ns mV dBm dBm dBm Input Power for 1 dB Compression Intermodulation Intercept Point (IP3) Control Voltages VLow = 0 to 0.2 V @ 20 A Max. VHigh = +2.5 V @ 100 A Max. to +5 V @ 200 A Max. 3. Insertion loss state. 4. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth. 1. All measurements made in a 50 system, unless otherwise specified. 2. Insertion loss changes by 0.003 dB/C. Skyworks Solutions, Inc. [781] 376-3000 * Fax [781] 376-3100 * Email sales@skyworksinc.com * www.skyworksinc.com Specifications subject to change without notice. 8/03A 1 PHEMT GaAs IC SPDT Switch 0.1-3 GHz AS222-92 Simulated Performance Data (0, +3 V) 0 -0.2 -0.4 -0.6 0 -5 -10 -15 S21 (dB) S21 (dB) -0.8 -1.0 -1.2 -1.4 -1.6 -1.8 -2.0 0 0.5 1.0 1.5 2.0 2.5 3.0 -20 -25 -30 -35 -40 -45 -50 0 0.5 1.0 1.5 2.0 2.5 3.0 Frequency (GHz) Frequency (GHz) Insertion Loss vs. Frequency 0 -5 -10 Isolation vs. Frequency Truth Table V1 VHigh 0 VHigh = +2.7 to +5 V. V2 0 VHigh J1-J2 Isolation Insertion Loss J1-J3 Insertion Loss Isolation S11 (dB) -15 -20 -25 -30 0 0.5 1.0 1.5 2.0 2.5 3.0 Pin Out J3 CBL V2 J1 1 6 Frequency (GHz) 2 GND J2 5 CBL V1 Return Loss vs. Frequency 3 4 CBL DC blocking capacitors (CBL) must be supplied externally for positive voltage operation. CBL = 100 pF for operation >500 MHz. 2 Skyworks Solutions, Inc. [781] 376-3000 * Fax [781] 376-3100 * Email sales@skyworksinc.com * www.skyworksinc.com Specifications subject to change without notice. 8/03A |
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