Microcontroller IC MSP43Description:32-bit Arm Cortex-M3 Zigbee, 6LoWPAN, and IEEE 802.15.4 wireless MCU with 512kB Flash and 32kB RAM
Microcontroller
Powerful ARM® Cortex®-M3 With Code Prefetch
Up to 32-MHz Clock Speed
512KB, 256KB or 128KB of In-System-
Programmable Flash
Supports On-Chip Over-the-Air Upgrade (OTA)
Supports Dual ZigBee Application Profiles
Up to 32KB of RAM (16KB With Retention in All
Power Modes)
cJTAG and JTAG Debugging
RF
2.4-GHz IEEE 802.15.4 Compliant RF
Transceiver
Excellent Receiver Sensitivity of –97 dBm
Robustness to Interference With ACR of 44 dB
Programmable Output Power up to 7 dBm
Security Hardware Acceleration
Future Proof AES-128/256, SHA2 Hardware
Encryption Engine
Optional – ECC-128/256, RSA Hardware
Acceleration Engine for Secure Key Exchange
Radio Command Strobe Processor and Packet
Handling Processor for Low-Level MAC
Functionality
Low Power
Active-Mode RX (CPU Idle): 20 mA
Active-Mode TX at 0 dBm (CPU Idle): 24 mA
Power Mode 1 (4-µs Wake-Up, 32-KB RAM
Retention, Full Register Retention): 0.6 mA
Power Mode 2 (Sleep Timer Running, 16-KB
RAM Retention, Configuration Register
Retention): 1.3 µA
Power Mode 3 (External Interrupts, 16-KB
RAM Retention, Configuration Register
Retention): 0.4 µA
Wide Supply-Voltage Range (2 V to 3.6 V)
Peripherals
µDMA
4 × General-Purpose Timers
(Each 32-Bit or 2 × 16-Bit)
32-Bit 32-kHz Sleep Timer
12-Bit ADC With 8 Channels and Configurable
Resolution
Battery Monitor and Temperature Sensor
USB 2.0 Full-Speed Device (12 Mbps)
2 × SPI
2 × UART
I2C
32 General-Purpose I/O Pins
(28 × 4 mA, 4 × 20 mA)
Watchdog Timer
Layout
8-mm × 8-mm QFN56 Package
Robust Device for Industrial Operation up to
125°C
Few External Components
Only a Single Crystal Needed for Asynchronous
Networks
Development Tools
CC2538 Development Kit
Reference Design Certified Under FCC and
ETSI Regulations
Full Software Support for Contiki/6LoWPAN,
Smart Grid, Lighting, and ZigBee Home
Automation With Sample Applications and
Reference Designs Available
Code Composer Studio™
IAR Embedded Workbench® for ARM
SmartRF™ Studio
SmartRF Flash Programmer
