LX8544A概述：
The LX8544A is a CMOS silicon-on-insulator (SOI), single- pole, four-throw (SP4T) switch. The high linearity and ruggedness performance and extremely low insertion loss makes the device an ideal choice for GSM/WCDMA/LTE handset antenna tuning application.
The LX8544A SP4T switch is provided in a compact QFN 1.1mm x 1.5mm x 0.45mm 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.
The LX8544A SP4T switch is provided in a compact QFN 1.1mm x 1.5mm x 0.45mm 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.
LX8544A特性：
Broadband frequency range: 0.1 to 3.0GHz
Low insertion loss: 0.70dB @2.7GHz
High P0.1dB of 43dBm
Off Ports, “Open Type”
Three pin GPIO control Interface for multi-on application
Small QFN (10-pin, 1.1mm x 1.5mm x 0.45mm) package，MSL1
LX8544A应用：
GSM/WCDMA/LTE band and mode switching
Antenna tuning switch
LX8544A功能框图：
LX8544A引脚示意图：
LX8544A应用示意图：
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