Rainbow Electronics AT86RF231 User Manual
Features
![background image](/manuals/281275/1/background.png)
Features
•
High Performance RF-CMOS 2.4 GHz Radio Transceiver Targeted for IEEE 802.15.4
™
,
ZigBee
™
and ISM Applications
•
Industry Leading Link Budget (104 dB)
– Receiver Sensitivity -101 dBm
– Programmable Output Power from -17 dBm up to +3 dBm
•
Ultra-Low Current Consumption:
•
Ultra-Low Supply Voltage (1.8V to 3.6V) with Internal Regulator
•
Optimized for Low BoM Cost and Ease of Production:
– Few External Components Necessary (Crystal, Capacitors and Antenna)
– Excellent ESD Robustness
•
Easy to Use Interface:
– Registers, Frame Buffer and AES Accessible through Fast SPI
– Only Two Microcontroller GPIO Lines Necessary
– One Interrupt Pin from Radio Transceiver
– Clock Output with Prescaler from Radio Transceiver
•
Radio Transceiver Features:
– 128-byte FIFO (SRAM) for Data Buffering
– Programmable Clock Output, to Clock the Host Microcontroller or as Timer
Reference
– Integrated RX/TX Switch
– Fully Integrated, Fast Settling PLL to support Frequency Hopping
– Battery Monitor
– Fast Wake-Up Time < 0.25 msec
•
Special IEEE 802.15.4-2006 Hardware Support:
– FCS Computation and Clear Channel Assessment
– RSSI Measurement, Energy Detection and Link Quality Indication
•
MAC Hardware Accelerator:
– Automated Acknowledgement, CSMA-CA and Retransmission
– Automatic Address Filtering
– Automated FCS Check
•
Extended Feature Set Hardware Support:
– AES 128bit Hardware Accelerator
– RX/TX Indication (external RF Front-End Control)
– RX Antenna Diversity
– Supported PSDU data rates: 250 kb/s, 500 kb/s, 1 Mb/s and 2 Mb/s
– True Random Number Generation for Security Application
•
Industrial Temperature Range:
– -40° C to +85° C
•
I/O and Packages:
– 32-pin Low-Profile QFN Package 5 x 5 x 0.9 mm³
– RoHS/Fully Green
•
Compliant to IEEE 802.15.4-2006 and IEEE 802.15.4-2003
•
Compliant to EN 300 328/440, FCC-CFR-47 Part 15, ARIB STD-66, RSS-210
–
SLEEP
=
0.02 µA
–
TRX_OFF
=
0.4 mA
–
RX_ON
=
13.2 mA
–
BUSY_TX
=
14.3 mA (at max. Transmit Power of +3 dBm)
Low power
2.4 GHz
Transceiver for
ZigBee,
IEEE 802.15.4,
and ISM
Applications
AT86RF231
Preliminary
8111A–AVR–05/08
Document Outline
- Features
- 1. Pin-out Diagram
- 2. Disclaimer
- 3. Overview
- 4. General Circuit Description
- 5. Application Circuits
- 6. Microcontroller Interface
- 7. Operating Modes
- 7.1 Basic Operating Mode
- 7.2 Extended Operating Mode
- 7.2.1 State Control
- 7.2.2 Configuration
- 7.2.3 RX_AACK_ON - Receive with Automatic ACK
- 7.2.3.1 Description of RX_AACK Configuration Bits
- 7.2.3.2 Configuration of IEEE Scenarios
- 7.2.3.3 Configuration of non IEEE 802.15.4 Compliant Scenarios
- 7.2.3.4 RX_AACK_NOCLK - RX_AACK_ON without CLKM
- 7.2.3.5 Frame Filtering
- 7.2.3.6 RX_AACK Slotted Operation - Slotted Acknowledgement
- 7.2.3.7 RX_AACK Mode Timing
- 7.2.4 TX_ARET_ON - Transmit with Automatic Retry and CSMA-CA Retry
- 7.2.5 Interrupt Handling
- 7.2.6 Register Summary
- 7.2.7 Register Description - Control Registers
- 7.2.8 Register Description - Address Registers
- 8. Functional Description
- 8.1 Introduction - IEEE 802.15.4 - 2006 Frame Format
- 8.2 Frame Check Sequence (FCS)
- 8.3 Received Signal Strength Indicator (RSSI)
- 8.4 Energy Detection (ED)
- 8.5 Clear Channel Assessment (CCA)
- 8.6 Link Quality Indication (LQI)
- 9. Module Description
- 10. Radio Transceiver Usage
- 11. AT86RF231 Extended Feature Set
- 11.1 Security Module (AES)
- 11.2 Random Number Generator
- 11.3 High Data Rate Modes
- 11.4 Antenna Diversity
- 11.5 RX/TX Indicator
- 11.6 RX Frame Time Stamping
- 11.7 Frame Buffer Empty Indicator
- 11.8 Dynamic Frame Buffer Protection
- 11.9 Configurable Start-Of-Frame Delimiter
- 12. Electrical Characteristics
- 12.1 Absolute Maximum Ratings
- 12.2 Recommended Operating Range
- 12.3 Digital Pin Characteristics
- 12.4 Digital Interface Timing Characteristics
- 12.5 General RF Specifications
- 12.6 Transmitter Characteristics
- 12.7 Receiver Characteristics
- 12.8 Current Consumption Specifications
- 12.9 Crystal Parameter Requirements.
- 13. Typical Characteristics
- 14. Register Summary
- 15. Abbreviations
- 16. Ordering Information
- 17. Soldering Information
- 18. Package Thermal Properties
- 19. Package Drawing - 32QN2
- 20. Appendix A - Continuous Transmission Test Mode
- 21. Appendix B - Errata
- References
- Table of Contents