
PIC24FJ128GA Family

General Purpose,
16-bit Flash Microcontrollers.


High-Performance CPU:

• Modified Harvard Architecture
• Up to 16 MIPS operation @ 32 MHz
• 8 MHz internal oscillator:
  - 4x PLL option
  - Multiple divide options
• 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:
  - 76 base instructions 
  - Flexible addressing modes
• Linear Program Memory Addressing up to 12 Mbytes
• Linear Data Memory Addressing up to 64 Kbytes
• Two Address Generation Units for separate Read
  and Write Addressing of Data Memory

Special Microcontroller Features:

• Operating Voltage Range of 2.0V to 3.6V
• Flash Program Memory with 1,000 (typical)
  Erase/Write Cycle Endurance
• Self-Reprogrammable under Software Control
• Selectable Power Management modes:
  - Sleep, Idle and Alternate Clock modes
• Fail-Safe Clock Monitor operation:
  - Detects clock failure and switches to on-chip,
    low-power RC oscillator
• On-Chip LDO Regulator
• JTAG Boundary Scan and Programming Support
• Power-on Reset (POR), Power-up Timer (PWRT)
  and Oscillator Start-up Timer (OST)
• Flexible Watchdog Timer (WDT) with On-Chip,
  Low-Power RC Oscillator for reliable operation
• In-Circuit Serial Programming™ (ICSP™) and
  In-Circuit Emulation (ICE) via 2 pins

Analog Features:

• 10-bit, up to 16-channel Analog-to-Digital Converter
  (A/D):
  - 500 ksps conversion rate
  - Conversion available during Sleep and Idle
• Dual Analog Comparators with Programmable
  Input/Output Configuration

Peripheral Features:

• Two 3-wire/4-wire SPI™ modules, supporting
  4 Frame modes with 4-level FIFO Buffer
• Two I2C™ modules support Multi-Master/Slave
  mode and 7-bit/10-bit Addressing
• Two UART modules:
  - Supports RS-232, RS-485 and LIN 1.2
  - Supports IrDA® with on-chip hardware endec
  - Auto-Wake-up on Start bit
  - Auto-Baud Detect
  - 4-level FIFO buffer
• Parallel Master Slave Port (PMP/PSP):
  - Supports 8-bit or 16-bit data
  - Supports 16 address lines
• Hardware Real-Time Clock/Calendar (RTCC):
  - Provides clock, calendar and alarm functions
• Five 16-bit Timers/Counters with Programmable
  prescaler
• Five 16-bit Capture Inputs
• Five 16-bit Compare/PWM Outputs
• High-Current Sink/Source on select I/O pins:
  18 mA/18 mA
• Configurable Open-Drain Output on Digital I/O pins
• Up to 5 External Interrupt Sources

