Tx-Rx FEM for Quad-Band GSM / GPRS / EDGE - Triple-Band WCDMA Antenna Switch Support

Please note: this product is being discontinued and is not recommended for new designs.\n\nSKY77551 is a transmit and receive Front End Module (FEM) designed in a very low profile(0.9 mm) and compact form factor for quad-band cellular handsets comprising GSM850/900,DCS1800, and PCS1900 operation — a • Small, low profile package: 6 mm x 6 mm x 0.9 mm, 28-pad configuration\n• Low input power range: –1 to 6 dBm\n• High efficiency: 45% GSM850, 45% GSM900, 40% DCS1800, 40% PCS1900\n• Tx-VCO-to-antenna and antenna-to-Rx-SAW filter RF interface\n• Tx harmonics below –38 dBm\n• Current ;

Current limiting for over-voltage protection and extended battery life

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1.7MHz, 50μA/ch, Excellent EMI Immunity, Rail-to-Rail Input/Output, Operational Amplifier

■ FEATURES (V+ = 5V, Typical value) ● High Efficiency: - GBW 1.7MHz - Supply Current 50μA/ch ● Rail-to-Rail Input and Output ● Supply Voltage 1.8V to 5.5V ● Integrated EMI filter EMIRR = 75dB @f = 900MHz ● Input Tolerant ● Unity-Gain stable ● Input Offset Voltage 5mV max. ● Slew Rate 0.8

1.7MHz, 50μA/ch, Excellent EMI Immunity, Rail-to-Rail Input/Output, Operational Amplifier

■ FEATURES (V+ = 5V, Typical value) ● High Efficiency: - GBW 1.7MHz - Supply Current 50μA/ch ● Rail-to-Rail Input and Output ● Supply Voltage 1.8V to 5.5V ● Integrated EMI filter EMIRR = 75dB @f = 900MHz ● Input Tolerant ● Unity-Gain stable ● Input Offset Voltage 5mV max. ● Slew Rate 0.8

丝印代码：11R；1.7MHz, 50μA/ch, Excellent EMI Immunity, Rail-to-Rail Input/Output, Operational Amplifier

■ FEATURES (V+ = 5V, Typical value) ● High Efficiency: - GBW 1.7MHz - Supply Current 50μA/ch ● Rail-to-Rail Input and Output ● Supply Voltage 1.8V to 5.5V ● Integrated EMI filter EMIRR = 75dB @f = 900MHz ● Input Tolerant ● Unity-Gain stable ● Input Offset Voltage 5mV max. ● Slew Rate 0.8

丝印代码：11R；1.7MHz, 50μA/ch, Excellent EMI Immunity, Rail-to-Rail Input/Output, Operational Amplifier

■ FEATURES (V+ = 5V, Typical value) ● High Efficiency: - GBW 1.7MHz - Supply Current 50μA/ch ● Rail-to-Rail Input and Output ● Supply Voltage 1.8V to 5.5V ● Integrated EMI filter EMIRR = 75dB @f = 900MHz ● Input Tolerant ● Unity-Gain stable ● Input Offset Voltage 5mV max. ● Slew Rate 0.8