RFM300-433S2

（T he purpose of this RFM 300H/RFM300 spec covers mainly for the hardware and RF parameterinfo of the module, F or software info please refer to CMT2300 chip datasheets and demo program of HopeDuino HopeDuinoTM Develo pment Kit）

1. General Introduction

RFM300H/RFM300module series’ design is based on the high performanceCMOSTEK NextGenRF NextGenRFTM CMT2300 chip, Itoperat e at 433 /868 915 MHz ISM band , The low receive sensitivity( 1 20 dBm) coupled with + 2 0dBm (RFM300H)/+13dBm(RFM300) output power ensures  extended range and improved link performance.

2. Features

•  140 dB maximum link budget.
•  Low RX current of 7 m A.
•  2 0 dBm output power @RFM300H; 13 dBm output power @RFM300.
• Programmable bit rate up to 300 kbps @FSK/4 0 kbps @OOK
• High sensitivity: down to 1 20 dBm.
• FSK, GFSK, and OOK modulation.
•  SMD Package 16 x 16X1.8 mm)

3. Application

•  Meter Reading
• Wireless data collection
• Automobile security system
•  Home a utomation and security system