DATA SHEET
SKY85203-11: 2.4 GHz, 802.11ac Switch/Low-Noise Amplifier Front-End
Applications
WiFi-enabled handsets, ta...
DATA SHEET
SKY85203-11: 2.4 GHz, 802.11ac Switch/Low-Noise Amplifier Front-End
Applications
WiFi-enabled handsets, tablets, and mobile systems System-in-Package (SiP) modules for embedded systems 802.11n/ac smartphones and tablets
VDD BT
Features
Integrates an SP3T switch and LNA with bypass mode Receive gain: 14.5 dB Noise figure: 1.9 dB Transmit/Bluetooth® path loss: 0.7 dB
Small QFN (12-pin, 2 x 2 mm) package (MSL1, 260 °C per JEDEC-J-STD-020)
Skyworks GreenTM products are compliant with all applicable legislation and are halogen-free. For additional information, refer to Skyworks Definition of GreenTM, document number SQ04–0074.
ANT CRX CBT 12 11 10
CTX 1
9 GND
ANT LNA RX
TX CBT CTX CRX LEN
Y0045
Figure 1. SKY85203-11 Block Diagram
Description
The SKY85203-11 integrates a single-pole, triple-throw (SP3T) switch and low-noise amplifier (LNA) with a bypass mode in an ultra-compact package. The device is capable of switching between WLAN receive, WLAN transmit, and Bluetooth. The SKY85203-11 is provided in a small Quad Flat No-Lead (QFN) 12-pin, 2 x 2 mm package. A functional block diagram is shown in Figure 1. The pin configuration and package are shown in Figure 2. Signal pin assignments and functional pin descriptions are provided in Table 1.
TX 2
8 BT
GND 3
7 VDD
456
Y0046
GND RX LEN
Figure 2. SKY85203-11 Pinout – 12-Pin QFN Package (Top View)
Skyworks Solutions, Inc. Phone [781] 376-3000 Fax [781] 376-3100
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