Atmel SAM4SP32A

The Atmel SAM4SP32A is a Core - ARM Cortex M4 with a 2Kbytes cache running at 120MHz - Memory Protection Unit (MPU) Memories - 2048 Kbytes embedded Flash with optional dual bank - 160 Kbytes embedded SRAM - 16 Kbytes ROM with embedded boot loader routines (UART, USB) and IAP routines System - Power-on-Reset (POR), Brown-out Detector (BOD) and Watchdog - Quartz or ceramic resonator oscillators: 3 to 20 MHz main power with Failure Detection - RTC with Gregorian and Persian Calendar mode - RTC clock calibration circuitry for 32.768 kHz crystal frequency compensation - High precision 8/12 MHz internal RC oscillator (4 MHz default frequency) - Slow Clock Internal RC oscillator as permanent low-power mode device clock - 2 PLLs up to 240 MHz for device clock and for USB - Temperature Sensor - Up to 22 Peripheral DMA (PDC) Channels Low Power Modes - Sleep and Backup modes - Ultra low-power RTC Peripherals - USB 2.0 Device: 12 Mbps, 2668 byte FIFO, up to 8 bidirectional EPs - 2 USARTs with ISO7816, IrDA, RS-485, Manchester, Modem Mode - 2 2-wire UARTs - 2 Two Wire Interface (I2C compatible) - 1 Synchronous Serial Controller (SSC) - 2 Three-Channel 16-bit Timer/Counter with capture, waveform, compare and PWM mode - 4-channel 16-bit PWM with Complementary Output, Fault Input, 12-bit Dead Time Generator Counter for Motor Control - 32-bit Real-time Timer and RTC with calendar and alarm features - 1 Analog Comparator - 32-bit Cyclic Redundancy Check Calculation Unit (CRCCU) I/O - Up to 38 I/O lines with external interrupt capability - 3 32-bit Parallel I/O Controllers, Peripheral DMA assisted Parallel Capture Mode PRIME PLC Modem - Power Line Carrier Modem for 50 and 60 Hz mains - 97-carrier OFDM PRIME compliant - Baud rate Selectable: 21400 to 128600 bps - Differential BPSK, QPSK, 8-PSK modulations - Automatic Gain Control and signal amplitude tracking - Embedded on-chip DMAs - Media Access Control - Viterbi decoding and C.