dsPIC33FJXXGSXXX SMPS & Digital Power Conversion 16-bit Digital Signal Controller. These devices offer features supporting common, multi-loop digital switch-mode power supplies (SMPS) and other digital power-conversion applications such as: • AC to DC Converters • DC to DC Converters • Power Factor Correction (PFC) • Uninterruptible power supply (UPS) • Inverters • Embedded Power-Supply Controllers • Circuit Breakers, Arc Fault Detection • Digital Lighting
CPU
Up to 40 MIPS Operation (at 3.0-3.6V)
16 x 16 Fractional/Integer Hardware Multiply, Single Cycle Execution
Single-Cycle Multiply and Accumulate
32-bit by 16-bit Hardware Divider
C Compiler Optimized Instruction Set System
Internal oscillator and Phase-Locked Loop (PLL) with 120 MHz VCO
On-chip LDO Voltage Regulator
JTAG Boundary Scan and Flash Memory Program Support
Fail-Safe Clock Monitor – allows safe shutdown if clock fails
Watchdog Timer with separate RC oscillator Power Managed Modes
Run, Idle and Sleep modes
Multiple, Switchable Clock Modes for Optimum Performance and Power Management
High-Speed PWM Module Features
Up to Four PWM Generators with Four to Eight Outputs
Dead Time for Rising and Falling Edges
Duty Cycle Resolution of 1.04 ns for Dead-Time, Phase Shift, and Frequency
Supported PWM modes: Standard Edge-Aligned, True Independent Output, Complementary, Center-Aligned, Push-Pull, Multi-Phase, Variable Phase, Fixed Off-Time, Current Reset, and Current-Limit
PWMxL, PWMxH Output Pin Swapping
PWM4H, PWM4L Pins Remappable
On-the-Fly PWM Frequency, Duty Cycle and Phase Shift Changes High-Speed Analog Comparator
Up to Four Analog
Comparators
20 ns response time
10-bit DAC for each analog comparator
DACOUT pin to provide DAC output High-Speed 10-Bit ADC
10-Bit Resolution
Up to 12 Input Channels Grouped into Six Conversion Pairs
4 Msps or 2 Msps Conversion rate
Independent Trigger Source Section for each Analog Input Conversion Pair Peripherals
