TX2C
433.92MHz Wide Band FM radio transmitter
The TX2C and RX2B data link modules are a miniature PCB mounting UHF radio transmitter and receiver pair which enable the simple implementation of a data link at up to 64 kbps at distances up to 75 metres in-building and 300 metres open ground
Features
- Complies with harmonised radio standard EN 300 220-3 and EMC standard EN 301 489-3
- Data rates up to 64 kbps
- Usable range up to 300 m
- Versions available on 433.92MHz and 434.42MHz
- Fully screened
- Crystal-locked PLL, FM modulated at up to 64 Kbps
- Operation from 2.2V to 16V (Dependent on version)
- +10dBm on 433.92MHz
- High efficiency, >30%, DC to RF
- Improved frequency and deviation accuracy
- 2nd harmonic, > -60dBc
Technical Summary
Transmitter - TX2C
- Crystal-locked PLL, FM modulated at up to 64 Kbps
- Operation from 2.2V to 16V (Dependent on version)
- +10dBm on 433.92MHz
- High efficiency, >30%, DC to RF
- Improved frequency and deviation accuracy
- 2nd harmonic, > -60dBc
Receiver - RX2B
- Single conversion FM superhet
- SAW front end filter gives >50dB image rejection
- Operation from 2.7V to 16V @ 12mA
- Built-in regulator for improved stability and supply noise rejection
- -106dBm sensitivity @ 1ppm BER, 64kb/s version
- -108dBm sensitivity @ 1ppm BER, 10kb/s version
- RSSI output with 60dB range
- Extremely low LO leakage, <-100dBm
Applications
- Handheld terminals
- Data loggers
- Industrial telemetry and telecommand
- In-building environmental monitoring and control
- High-end security and fire alarms
- Vehicle data up / download