Infineon's TDA5340 devices are intelligent, multi-band, multi-channel transceivers for applications in major sub 1GHz frequency bands, including smart meters, security systems, home automation solutions and automotive devices.
Smart signal processing features reduce system current consumption by more than 80% and offload the microprocessor, harmonizing low energy consumption with long range and high quality. This is smart technology. This is SmartLEWIS™.
TDA5340 block diagram
Features
- Multiband / multi-channel transceiver: 300-320MHz, 415-495MHz, 863-960MHz
- Outstanding efficiency levels with highest sensitivity and low current draw
- Programmable power amplifier with up to +14dBm output power
- ASK/FSK capability with programmable Gaussian data shaping
- On-chip IF filter with selectable bandwidth (optional external CER filteralso available)
- Sigma-delta fractional-N PLL synthesizer with high resolution
- Automatic frequency control (AFC) function for offset carrier frequency
- Multi-protocol handling: Up to 4 parameter sets for autonomous scanning and receiving from different sources
- Wake-up generator and polling timer unit
- Brownout detector and on-chip temperature sensor
- Integrated 4-wire SPI bus interface
- Unique 32-bit wide ID on chip
- Supply voltage range: 3.0 to 3.6V and 4.5 to 5.5V
- Temperature range -40°C to +110°C
- PG-TSSOP-28 package
Applications
- Bi-directional remote control systems
- Bi-directional RKEsystems (with integrated TPMS and passive entry functionality)
- Automated meter readers (AMR) / smart meters
- Security and alarm systems
- Home automation solutions
- Industrial controls
- Low bit-rate communication systems
