PIC24F 16-bit Microcontroller featuring integrated Hardware Crypto module and eXtreme Low Power. This family also includes 128KB flash, 8KB RAM, USB and advanced peripherals. The combination of features makes the part ideally suited for low power embedded security applications.

Cryptographic Engine

  AES Engine with 128,192 or 256-Bit Key

  Supports ECB, CBC, OFB, CTR and CFB128 modes

  DES/Triple DES (TDES) Engine: Supports 2-Key and 3-Key EDE or DED TDES

  Supports up to Three Unique Keys for TDES

  Programmatically Secure

  True Random Number Generator

  Pseudorandom Number Generator

  Non-Readable, On-Chip, OTP Key Storages

Extreme Low-Power

  Extreme Low-Power Current Consumption for Deep Sleep:

  WDT: 270 nA @ 3.3V typical

  RTCC: 400 nA @ 32 kHz, 3.3V typical

  Deep Sleep current, 40 nA, 3.3V typical

  Multiple Power Management Options for Extreme Power Reduction

  VBAT, Deep Sleep, Sleep and Idle Mode, Doze Mode.

  Alternate Clock modes allow On-the-Fly Switching to a Lower Clock Speed for Selective Power Reduction

Universal Serial Bus

  USB v2.0 On-The-Go (OTG) Compliant

  Dual Role Capable; can Act as Either Host or Peripheral

  Low-Speed (1.5 Mb/s) and Full-Speed (12 Mb/s) USB Operation in Host mode

  Full-Speed USB Operation in Device mode

  High-Precision PLL for USB

  USB Device mode Operation from FRC Oscillator:

  No crystal oscillator required

CPU

  Supply Voltage Range of 2.0V to 3.6V

  Up to 16 MIPS Operation @ 32 MHz

  17-Bit x 17-Bit Single-Cycle Hardware Fractional/Integer Multiplier

  32-Bit by 16-Bit Hardware Divider

  16 x 16-Bit Working Register Array

  C Compiler Optimized Instruction Set Architecture (ISA)

  Two Address Generation Units (AGUs) for Separate Read and Write Addressing of Data Memory

Analog Features

  10/12-Bit, 12-Channel Analog-to-Digital (A/D) Converter:

  Conversion rate of 500 ksps (10-bit), 200 ksps (12-bit)

  Conversion available during Sleep and Idle

  Three Rail-to-Rail, Enhanced Analog Comparators with Programmable Input/Output Configuration

  Three On-Chip Programmable Voltage References

  Charge Time Measurement Unit (CTMU):

  Used for capacitive touch sensing, up to 12 channel

  Time measurement down to 100 ps resolution

  Operation in Sleep mode

Other Peripherals

  Peripheral Pin Select (PPS); Allows Independent I/O Mapping of many Peripherals

  Five 16-Bit Timers/Counters with Prescaler

  Six-Channel DMA supports All Peripheral modules

  Six Input Capture modules, each with a Dedicated 16-Bit Timer

  Six Output Compare/PWM modules, each with a Dedicated 16-Bit Timer

  Hardware Real-Time Clock/Calendar (RTCC)

  Three 3-Wire/4-Wire SPI modules

  Support four Frame modes

  Variable FIFO buffer

  I2S mode

  Variable width from 2-bit to 32-bit

  Two I2C™ modules Support Multi-Master/Slave mode and 7-Bit/10-Bit Addressing

  Programmable 32-Bit Cyclic Redundancy Check (CRC) Generator

  Four UART modules

  Support RS-485, RS-232 and LIN/J2602

  On-chip hardware encoder/decoder for IrDA®

  Smart Card ISO 7816 support on UART1 and UART2 only:

  T = 0 protocol with automatic error handling

  T = 1 protocol

  Dedicated Guard Time Counter (GTC)

  Dedicated Waiting Time Counter (WTC)

  Auto-wake-up on Auto-Baud Detect (ABD)

  4-level deep FIFO buffer