SI4136 Datasheet | Silicon Labs

Si4136/Si4126 I S M R F S Y N T H E S I ZE R W I T H I N T E G R A T E D V C O S F O R W I R E LE S S C O M M U N I C A T I O N S Features - Dual-band RF synthesizers - RF1: - - - - - - 2300 MHz to 2500 MHz - RF2: 2025 MHz to 2300 MHz - - IF synthesizer - 62.5 MHz to 1000 MHz Integrated VCOs, loop filters, varactors, and resonators Minimal external ponents required Low phase noise 5 µA standby current 25.7 m A typical supply current 2.7 V to 3.6 V operation Packages: 24-pin TSSOP, 28-lead QFN -  Lead-free/Ro HS-pliant options Ordering Information: See page 29. available Pin Assignments Applications - - Si4136-BT/GT - ISM and MMDS band munications Wireless LAN and WAN Dual-band munications SCLK SDATA GND 1 2 3 4 5 6 7 8 9 10 11 12 24 23 22 21 20 19 18 17 16 15 14 13 SEN VDDI IFOUT GND IFLB IFLA GND VDDD GND XIN PWDN AUXOUT Description The Si4136 is a monolithic integrated circuit that performs both IF and RF synthesis for wireless munications applications. The Si4136 includes three VCOs, loop filters, reference and VCO dividers, and phase detectors. Divider and powerdown settings are programmable through a three-wire serial interface....