Texas Instruments CC2538SF53

The Texas Instruments CC2538SF53 is a Microcontroller - Powerful ARM Cortex M3 With Code Prefetch - Up to 32 MHz Clock Speed - Up to 512 KB Programmable Flash - Supports On-Chip OTA(Over-the-Air) Upgrade - Supports Dual ZigBee Application Profiles - Up to 32-kB RAM (16-kB 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 Acceration 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-us 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 uA - Power Mode 3 (External Interrupts, 16-kB RAM Retention, Configuration Register Retention): 0.4 uA - Wide Supply-Voltage Range (2 V-3.6 V) Peripherals - uDMA - 4 x General-Purpose Timers - 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 x SPI - 2 x UART - I2C - 32 General-Purpose I/O Pins (28 x 4 mA, 4 x 20 mA) - Watchdog Timer.