SKY78057-11数据手册Skyworks中文资料规格书

描述 Description

Please note: SKY78057-11 is being discontinued and is not recommended for new designs.

MIPI® RFFE control with dual-standard supportUser-selectable register mappingsLinear or VRAMP-based GMSK power controlRF ports internally matched to 50 \u001E loadHigh Efficiency (inclusive of coupler)40% GSM850 31% DCS180040% GSM900 33% PCS1900Tx harmonics below –40 dBmSupports APT, buck DC-DC supplyNine low insertion loss/high linearity TRx switch portsRF input switching to 3G/4G pathIntegrated broadband directional couplerIntegrated noise suppression notch filter for WiFi coexistenceBuilt-in IEC-compliant antenna ESD protectionHigh impedance control inputs: 20 μA, maximumCurrent limiting and over-voltage protection for ruggedness and extended battery lifePower control circuitry built-in for improved TRP variation

特性 Features

• Supports FDD DL, TDD DL/UL
• Bands 5, 8, 1, 3, 39 and 41 Filters and integrated DPX
• B39/41 and B1/3 CA
• 1+3 with switching QPX
• Small, low profile package: 7.0 mm x 6.5 mm x 0.85 mm, 54-pad configuration