42.2 Features
2.4 GHz RF Transceiver
- Integrated 2.4 GHz Ultra-Low Power RF Transceiver Shared Between Bluetooth and Zigbee Modems and Link (MAC) Controllers
- Integrated Crystal Oscillator with Support for 16 MHz Crystal
- Internal Parallel PA Paths, Which May Be Shut Down to Control Pout as well as Current Consumption to Improve TX Power Efficiency
- Low BOM Single-Ended TRX RFFE Architecture
- Integrated balun (single ended RF output) and TRX switch
- Hardware Radio Arbiter with Programmable QoS:
- Resolution: up to per packet level
- Based on shared transceiver and antenna
Bluetooth
- Bluetooth Low Energy 5.2 Certified
- Up to +10 dBm Programmable Transmit Output Power
- Typical Receiver Power Sensitivity:
- -97 dBm for Bluetooth Low Energy 1 Mbps
- -95 dBm for Bluetooth Low Energy 2 Mbps
- -108 dBm for Bluetooth Low Energy 125 Kbps
- -102 dBm for Bluetooth Low Energy 500 Kbps
- Wideband RSSI
- Enables Interference Robustness and Higher Tolerance to Out-of-Band Blockers
- Bluetooth-Supported Features:
- 2M uncoded PHY
- Long range (Coded PHY)
- Channel selection algorithm #2
- Advertising extensions, offloads CPU with hardware based scheduler
- High duty cycle non-connectible advertising
- Data length extensions
- Secure connections
- Privacy upgrades (with hardware white-list support)
- ECDH P256 Hardware Engine for Link Key Generation When Bluetooth Pairing
- AES128 Hardware Module for Real-Time Bluetooth Payload Data Encryption
- HCI Interface via UART
- LE Power Control
- Bluetooth Low Energy Profiles/Services:
- Bluetooth Low Energy peripheral and central roles
- Bluetooth Low Energy APIs for application layer to implement standard or customize GATT based profiles/ services
- Alert notification service
- Proximity reporter (PXP)
- Time information
Zigbee
- PSDU Data Rate: 250 Kbps
- Programmable RX Mode
- -103 dBm RX sensitivity (typical) in the Continuous mode
- -96 dBm sensitivity in the RPC mode
- RPC mode provides lower power consumption in the RX mode to support California Green Energy Specification at the system level
- TX Output Power Up to +10 dBm
- Hardware-Assisted MAC
- Auto acknowledge
- Auto retry
- Channel access back-off
- SFD Detection; Spreading; De-spreading; Framing; CRC-16 Computation
- Independent TX/RX Buffers for Improved CPU Offloading while Handling Zigbee Data
- 128-byte TX and 128-byte RX frame buffer
- Hardware Security
- Advanced Encryption Standard (AES)
- True Random Number Generator (TRNG)
- Zigbee Stack Support
- Zigbee 3.0 ready
- Zigbee Pro 2017
- Zigbee green power support (proxy, sink and multi sensor)
Proprietary Modulation Schemes
- 500 kbps and 1 Mbps are 2.4 GHz Proprietary with DSSS
- 2 Mpbs are 2.4 GHz Proprietary Without DSSS
- Typical Sensitivity Level for the Proprietary Data Rates:
- 500 Kbps: -98 dBm
- 1 Mbps: -96 dBm
- 2 Mbps: -90 dBm