Datasheet Lime Microsystems LMS7002M

LMS7002M FPRF MIMO Transceiver IC
With Integrated Microcontroller SUMMARY FEATURES Field Programmable Radio Frequency (FPRF) chip Dual transceiver ideal for MIMO User programmable on the fly Continuous coverage of the 100 kHz - 3.8 GHz RF frequency range Digital interface to baseband with on chip integrated 12 bit D/A and A/D converters Programmable RF modulation bandwidth up to 120 MHz using analog interface Programmable RF modulation bandwidth up to 56 MHz using digital interface Supports both TDD and full duplex FDD LimeLightTM digital IQ interface ­ JEDEC JESD207 TDD and FDD compliant Transceiver Signal Processor block employs advanced techniques for enhanced performance Single chip supports 2x2 MIMO. Multiple chips can be used to implement higher order MIMO On-chip RF calibration circuitry Fully differential baseband signals, analog IQ Few external components Low voltage operation, 1.25, 1.4 and 1.8V. Integrated LDOs to run on a single 1.8V supply voltage On chip integrated microcontroller for simplified calibration, tuning and control Integrated clock PLL for flexible clock generation and distribution User definable analog and digital filters for customised filtering RF and base band Received Signal Strength Indicator (RSSI) 261 pin aQFN 11.5x11.5 mm package Power down option Serial port interface Low power consumption, typical 880mW in full 2x2 MIMO mode (550mW in SISO mode) using external LDOs Multiple bypass modes for greater flexibility Broad band wireless communications GSM, CDMA2000, TD-SCDMA, WCDMA/HSPA, LTE IEEE® xxx.xxx radios WiFi operating in the Whitespace frequencies Software Defined Radio (SDR) Cognitive Radio Unmanned Aerial Vehicle (UAV) Other Whitespace applications APPLICATIONS RXLNAL RXINL ADC RXLNAH RXINH RXMIX RXTIA RXLPF RXPGA ADC RXLNAW RXINW TX BB LPF TX BB LPF RXOUTSW RXOUTI, RXOUTQ RXOUTI, RXOUTQ RXOUTSW RF RSSI RX LO Chain RX Synthesizer RXLNAL RXINL ADC RXLNAH RXINH RXMIX RXTIA RXLPF RXPGA ADC RXLNAW RXINW RF RSSI Connects to LNA output in RF Loop Back mode SPI TX BB LPF Micro Controller Clock PLL Transceiver Signal Processor (TSP) LimeLightTM Digital IQ Interface, Port 2
DLB TXINI, TXINQ Switch TXOUT1 Power Det. DAC TXPAD RX BB TXMIX TXPAD DAC Connects to LNA output in RF Loop Back mode Connects to LNA output in RF Loop Back mode TXLPF Power Det. TXOUT2 Switch TX LO Chain TX Synthesizer Switch TXOUT1 Power Det. DAC RX BB TXPAD TXPAD DAC Connects to LNA output in RF Loop Back mode TXMIX TXLPF Power Det. TXOUT2 Switch TX BB LPF TXINI, TXINQ Figure 1: Functional block diagram Document version: 2.2.r0 Last modified: 26/09/2 …