Freescale MC12311 SiP无线连接解决方案

that contains the MC12311 IC and all necessary I/O connections for use as a self-contained module or for connection to an application motherboard like the TWR-RF board.

图5.MC12311 开发平台12311-MRB外形图

Features of the MC12311 development platform include:

• Based on Freescale’s low-cost MC12311 sub-1GHz wireless node solution with an FSK, GFSK, MSK, or OOK modulation-capable transceiver and low-power QE32 8-bit microcontroller, and a functional set of MCU peripherals into a 60-pin LGA package

• Reference design area with small footprint, low cost RF node

— Power Amplifier Output

— Unbalance input/output port

— Flexible RF-Front End for different bands operation

— Programmable output power from -18 dBm to +17 dBm in 1dB steps

— High Sensitivity: down to -120dBm at 1.2kbps

• 32 MHz reference oscillator

• BDM serial MCU debug port

• Optional secondary 32.768 kHz crystal oscillator for accurate low power timing

• Master reset switch

• Full power regulation and management

• 12311-MRB board provides

— Required circuitry for MC12311 - crystals and RF circuitry including SMA connectors for Power Amplifier Output and Input/Output RF port

— Local power supply regulation

— Access to all GPIO

— Standalone or daughter card use modes

— BDM connector

图6.12311-MRB 方框图

图7.12311-MRB电路图

12311-MRB材料清单(所有频率):

12311-MRB材料清单(915MHz和868MHz频段):

12311-MRB材料清单(433MHz频段):

图8.12311-MRB PCB元件布局图(顶层)