PHEMT GaAs IC High Power 4-CTL DPDT Switch DC–6 GHz AS236-321 Features ■ Application 802.11 a (5.2–5.8 GHz) and 802.11b (2.4 GHz) Diversity QFN-12 ■ Operating Frequency DC–6GHz 0.008 (0.20 mm) SEATING PLANE 0.118 (3.00 mm) PIN 1 INDICATOR 0.001 (0.02 mm) 0.118 (3.00 mm) ■ Positive Low Voltage Control (0/3 V Operation) ■ Low Insertion Loss Less Than 1.2 dB DC–6 GHz ■ High Linearity 53 dBm IIP3 0.030 (0.75 mm) ± 0.002 (0.05 mm) 0.007 0.029 (0.180 mm) (0.73 mm) 0.017 (0.435 mm) SQ. PIN 1 INDICATOR EXPOSED PAD ■ Miniature QFN-12 Plastic Package 0.057 (1.45 mm) SQ. + 0.004 (0.10 mm) - 0.006 (0.15 mm) 0.009 (0.23 mm) + 0.003 (0.07 mm) - 0.002 (0.05 mm) ■ PHEMT Process 0.0196 (0.50 mm) BSC Description 0.022 (0.55 mm) ± 0.004 (0.10 mm) Skyworks’ AS236-321 is a broadband DPDT switch designed to combine T/R and antenna diversity switching functions on a single IC. The device is designed to handle high power and maintain high linearity at low control voltages. This low cost switch is ideal for Wi-Fi systems and is capable of covering both the 2.4 GHz and 5 GHz bands. Electrical Specifications at 25°C (0, +3 V) Parameter Condition Frequency Between Any Pair of Ports 2.400–2.500 GHz 5.150–5.350 GHz 5.750–5.875 GHz 0.85 0.90 1.10 dB dB dB Return Loss Any Port Between Any Pair of Ports 2.400–2.500 GHz 5.150–5.350 GHz 5.750–5.875 GHz 18 21 22 dB dB dB Isolation A1–TX, A2–RX, A2–TX, or A1–RX Between Any Pair of the Other Ports 2.400–2.500 GHz 5.150–5.350 GHz 5.750–5.875 GHz 25 20 19 dB dB dB A1–A2 or TX–RX Between Any Pair of the Other Ports 2.400–2.500 GHz 5.150–5.350 GHz 5.750–5.875 GHz 22 dB dB dB Insertion Loss Min. Typ. Max. 15 15 Skyworks Solutions, Inc. [781] 376-3000 • Fax [781] 376-3100 • Email [email protected] • www.skyworksinc.com Specifications subject to change without notice. 5/03A Unit 1 PHEMT GaAs IC High Power 4-CTL DPDT Switch DC–6 GHz AS236-321 Operating Characteristics at 25°C (0, +3 V) Parameter Condition Frequency Min. Switching Characteristics Rise, Fall (10/90% or 90/10% RF) On, Off (50% CTL to 90/10% RF) Video Feedthru IIP3 0/+3 V 2.4–5.875 GHz 51 P1 dB 0/+3 V 2.4–5.875 GHz 34 Typ. Unit ns ns mV 53 dBm dBm 10 30 µA 3.0 5.0 V Gate Leakage Current Control Voltages Max. 20 50 50 2.5 Truth Table V1 V2 V3 V4 A1–TX A2–RX 1 0 0 0 1 0 0 0 0 0 0 1 A2–TX A1–RX A1–A2 TX–RX 0 IL ISO* ISO ISO ISO ISO 0 ISO* IL ISO ISO ISO ISO 1 0 ISO ISO IL ISO* ISO ISO 0 1 ISO ISO ISO* IL ISO ISO 0 1 1 ISO ISO IL IL ISO ISO 1 0 0 IL IL ISO ISO ISO ISO ISO*: Not a typical isolation state. 0 0 -0.2 -5 -0.4 A1–TX Path A2–RX Path -0.6 Return Loss (dB) Insertion Loss (dBm) Typical Performance Data -0.8 -1.0 A1–RX Path A2–TX Path -1.2 -1.4 A2–TX Path -15 -20 A2–RX Path -25 A1–TX Path -30 -1.6 -35 -1.8 -40 -2.0 A1–RX Path -45 0 2 -10 1 2 3 4 5 6 0 1 2 3 4 5 Frequency (GHz) Frequency (GHz) Corrected Insertion Loss Return Loss vs. Frequency Skyworks Solutions, Inc. [781] 376-3000 • Fax [781] 376-3100 • Email [email protected] • www.skyworksinc.com Specifications subject to change without notice. 5/03A 6 PHEMT GaAs IC High Power 4-CTL DPDT Switch DC–6 GHz AS236-321 0 0 -5 -5 -10 V2 on -15 Isolation (dB) Isolation (dB) -10 V4 on -20 -25 -30 -35 V3 & V4 on -40 -20 -25 -30 V3 & V4 on -35 V4 on -45 V3 on -50 0 -50 1 2 3 4 5 6 0 1 2 3 4 5 Frequency (GHz) Frequency (GHz) A1–TX Path Isolation A2–RX Path Isolation 0 0 -5 -5 -10 -10 V4 on -15 Isolation (dB) Isolation (dB) V3 on -40 -45 V2 on -20 -25 -30 V1 on -35 -40 V1 on -15 V3 on -25 -30 -35 V1 & V2 on V2 on -45 -50 6 -20 -40 V1 & V2 on -45 -50 0 1 2 3 4 5 6 0 1 2 3 4 5 Frequency (GHz) Frequency (GHz) A2–TX Path Isolation A1–RX Path Isolation 0 0 -5 -5 -10 6 -10 V2 on -15 Isolation (dB) Isolation (dB) V1 on -15 V1 & V2 on -20 V3 & V4 on -25 V4 on -30 -35 V3 on -40 -20 V3 & V4 on V4 on V2 on -25 V1 on -30 -35 V1 & V2 on -40 V1 on -45 V3 on -15 -45 -50 -50 0 1 2 3 4 5 6 0 1 2 3 4 Frequency (GHz) Frequency (GHz) A1–A2 Isolation TX–RX Isolation 5 Skyworks Solutions, Inc. [781] 376-3000 • Fax [781] 376-3100 • Email [email protected] • www.skyworksinc.com Specifications subject to change without notice. 5/03A 6 3 PHEMT GaAs IC High Power 4-CTL DPDT Switch DC–6 GHz AS236-321 12 RX 9 8 7 3 V2 GND V3 6 ANT 2 5 GND ANT 1 4 4 10 DPDT Chip 2 GND V4 11 1 V1 GND TX Pin Out (Top View) Skyworks Solutions, Inc. [781] 376-3000 • Fax [781] 376-3100 • Email [email protected] • www.skyworksinc.com Specifications subject to change without notice. 5/03A