RFM12B-433-S1
RFM12B-433-S1 ISM Transceiver Module SMD 433MHz.
The RFM12B is a low costing ISM band transceiver module implemented with unique PLL. It works signal ranges from 433/868/915MHZ bands, comply with FCC, ETSI regulation. The SPI interface is used to communicate with microcontroller for parameter setting.
Features:
- Low costing, high performance and price ratio
- Tuning free during production
- PLL and zero IF technology
- Fast PLL lock time
- High resolution PLL with 2.5 KHz step
- High data rate (up to 115.2 kbps with internal demodulator，with external RC filter highest data rate is 256 kbps)
- Differential antenna input/output
- Automatic antenna tuning
- Programmable TX frequency deviation (from 15 to 240 KHz)
- Programmable receiver bandwidth (from 67 to 400 kHz)
- Analog and digital signal strength indicator (ARSSI/DRSSI)
- Automatic frequency control (AFC)
- Data quality detection (DQD)
- Internal data filtering and clock recovery
- RX synchron pattern recognition
- SPI compatible serial control interface
- Clock and reset signal output for external MCU use
- 16 bit RX Data FIFO
- Two 8 bit TX data registers
- Standard 10 MHz crystal reference
- Wakeup timer
- 2.2V – 3.8V power supply
- Low power consumption
- Standby current less than 0.3uA
- Supports very short packets (down to 3 bytes)
Typical Application：
- Remote control
- Remote sensor
- Wireless data collection
- Home security system
- Toys
- Tire pressure monitoring system
| Technical |
| Frequency |
433MHz |
| Modulation Technique |
FSK |
| Mounting Type |
SMD |
| Output Power |
Programmable -16dBm to +5dBm (3dB steps) |
| Sensitivity |
-109dBm |
| Supply Voltage |
2.2V - 3.8V |
