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| Preliminary GaAs SPDT IC 7 W T/R Switch DC-6 GHz AS230-348 Features Low DC Power Consumption Low Insertion Loss High Linearity (63 dBm IP3) T/R Switch Small Low Cost Plastic Package 0.045 (1.45 mm) + 0.004 (0.10 mm) - 0.006 (0.15 mm) EXPOSED PAD -348 (QFN 3 x 3) 0.118 (3.00 mm) PIN 1 INDICATOR 0.118 (3.00 mm) 0.008 (0.20 mm) SEATING PLANE 0.001 (0.02 mm) Description The AS230-348 is an IC FET SPDT switch in a low cost plastic package. It features extremely high linearity, low insertion loss, with very low DC power consumption. Some standard implementations include antenna changeover, T/R and diversity switching over 2 W. This switch can be used in many analog and digital wireless communication systems. 0.023 (0.73 mm) 0.030 (0.75 mm) 0.002 (0.05 mm) 0.059 (1.500 mm) 0.045 (1.45 mm) + 0.004 (0.10 mm) - 0.006 (0.15 mm) 0.059 (1.500 mm) Electrical Specifications at 25C Parameter1 Insertion Loss2 Frequency5 DC-1.0 DC-2.0 DC-4.0 DC-6.0 DC-1.0 DC-2.0 DC-4.0 DC-6.0 GHz GHz GHz GHz GHz GHz GHz GHz 28 23 14 13 Min. Typ. 0.8 0.9 1.0 1.2 30 25 16 15 22 22 15 20 Max. 1.0 1.1 1.2 1.4 Unit dB dB dB dB dB dB dB dB dB dB dB dB Isolation Return Loss3 DC-1.0 GHz DC-2.0 GHz DC-4.0 GHz DC-6.0 GHz Operating Characteristics at 25C Parameter Switching Characteristics Condition Rise, Fall (10/90% or 90/10% RF) On, Off (50% CTL to 90/10% RF) Video Feedthru4 @ -5 V @ -10 V For Two-tone Input Power 13 dBm, VHigh = -10 V 0.9 GHz 0.9 GHz 0.9 GHz Frequency Min. Typ. 6 12 30 35 40 63 Max. Unit ns ns mV dBm dBm dBm Input Power for 1 dB Compression Intermodulation Intercept Point (IP3) Control Voltages VLow = -12.0 V VLow 0 V, 500 A Max. VHigh = 0 V VHigh +12.0 V, 500 A Max. Differential = + 5.0 V (VHigh - VLow) < +12.0 V 4. Video feedthru measured with 1 ns risetime pulse and 500 MHz bandwidth. 5. DC = 300 kHz. 1. All measurements made in a 50 system, unless otherwise specified. 2. Insertion loss changes by 0.003 dB/C. 3. Insertion loss state. Skyworks Solutions, Inc. [781] 376-3000 * Fax [781] 376-3100 * Email sales@skyworksinc.com * www.skyworksinc.com Specifications subject to change without notice. 4/03A 1 GaAs SPDT IC 7 W T/R Switch DC-6 GHz AS230-348 Typical Performance Data 0 -0.5 0 -10 Isolation (dB) Loss (dB) -1.0 -1.5 -2.0 -2.5 -3.0 0 J1-J2 J1-J3 -20 J1-J3 -30 -40 -50 -60 J1-J2 1 2 3 4 5 6 0 1 2 3 4 5 6 Frequency (GHz) Frequency (GHz) Insertion Loss 0 Isolation 11 10 9 8 7 6 5 4 3 2 1 0 20 30 40 50 60 70 80 90 100 110 120 130 140 Return Loss (dB) -10 -15 -20 -25 -30 -35 -40 0 1 2 J1-J2 3 4 5 6 J1-J3 Frequency (GHz) Max. Input Power (W) -5 Heat Sink Temperature (C) Return Loss 0 -0.2 -0.4 -0.6 -0.8 -1.0 -1.2 -1.4 -1.6 -1.8 -2.0 20 22 24 26 28 30 32 34 36 38 40 5V 10 V Temperature Derating Curve (0, 10 V) Absolute Maximum Ratings Characteristic RF Input Power (RF In) Control Voltage (VC) Operating Temperature (TOP) Storage Temperature (TST) Thermal Resistance (JC) Value 8 W Max. > 900 MHz 0/-10 V Control +0.2 V, -12 V -40C to +85C -65C to +150C 45C/W Insertion Loss (dB) Input Power (dBm) Compression at 900 MHz 25C 2 Skyworks Solutions, Inc. [781] 376-3000 * Fax [781] 376-3100 * Email sales@skyworksinc.com * www.skyworksinc.com Specifications subject to change without notice. 4/03A GaAs SPDT IC 7 W T/R Switch DC-6 GHz AS230-348 Truth Table V1 VHigh VLow V2 VLow VHigh J1-J2 Insertion Loss Isolation J1-J3 Isolation Insertion Loss Pin Out GND GND GND J1 VLow = 0 to -12.0 V. VHigh = 0 to +12.0 V. Differential = +5.0 V (VHigh - VLow) < +12.0 V. GND GND J3 GND GND GND J2 GND V2 GND V1 Exposed paddle should be grounded. DC blocking capacitors (CBL) are required on RF lines for positive voltage operation. Skyworks Solutions, Inc. [781] 376-3000 * Fax [781] 376-3100 * Email sales@skyworksinc.com * www.skyworksinc.com Specifications subject to change without notice. 4/03A GND 3 |
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