Microchip DSPIC33EP128GS805-I/PT

dsPIC33EPXXGS70X/80X is a SMPS & Digital Power Conversion 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

• Arc Fault Detection

The dsPIC33EPXXGS70X/80X family has many features that help simplify functional safety certifications for ASIL-B and ASIL-C focused applications including:

• Functional Safety Manual and FMEDA available under NDA upon request to your sales office

• MPLAB XC Compiler Functional Safety Manual available with registration 

• Learn more about our functional safety capabilities including hardware, software, and supporting collateral

Operating Conditions
• 3.0V to 3.6V, -40°C to +85°C, DC to 70 MIPS
• 3.0V to 3.6V, -40°C to +125°C, DC to 60 MIPS

Flash Architecture
• Dual Partition Flash Program Memory with Live Update
• Supports programming while operating
• Supports partition soft swap

Core: 16-Bit dsPIC33E CPU
• Two 40-Bit Wide Accumulators
• Code-Efficient (C and Assembly) Architecture
• Single-Cycle (MAC/MPY) with Dual Data Fetch
• Single-Cycle Mixed-Sign MUL Plus Hardware Divide
• 32-Bit Multiply Support
• Four Additional Working Register Sets (reduces context switching)

High-Speed PWM
• Individual Time Base and Duty Cycle for each PWM
• 1.04 ns PWM Resolution (frequency, duty cycle, dead time and phase)
• Supports Center-Aligned, Redundant, Complementary and True Independent Output modes
• Independent Fault and Current-Limit Inputs
• Output Override Control
• PWM Support for AC/DC, DC/DC, Inverters, PFC and Lighting

Advanced Analog Features
• High-Speed ADC module
• 12-bit with 4 dedicated SAR ADC cores and one shared SAR ADC core
• Configurable resolution (up to 12-bit) for each ADC core
• Up to 3.25 Msps conversion rate per channel at 12-bit resolution
• 11 to 22 single-ended inputs
• Dedicated result buffer for each analog channel
• Flexible and independent ADC trigger sources
• Two digital comparators
• Two oversampling filters for increased resolution
• Four Rail-to-Rail Comparators with Hysteresis
• Dedicated 12-bit Digital-to-Analog Converter (DAC) for each analog comparator
• Up to two DAC reference outputs
• Up to two external reference inputs
• Two Programmable Gain Amplifiers
• Single-ended or independent ground reference
• Five selectable gains (4x, 8x, 16x, 32x and 64x)
• 40 MHz gain bandwidth

Interconnected SMPS Peripherals
• Reduces CPU Interaction to Improve Performance
• Flexible PWM Trigger Options for ADC Conversions

High-Speed Comparator Truncates PWM (15 ns typical)
• Supports Cycle-by-Cycle Current mode control
• Current Reset mode (variable frequency)

Timers/Output Compare/Input Capture
• 16-Bit and up to two 32-Bit Timers/Counters
• Output Compare (OC) modules, Configurable as Timers/Counters
• Input Capture (IC) modules

Functional Safety support (ISO26262)
• ASIL-B & ASIL-C focused applications
• FMEDA and Safety manual available under NDA upon request to your sales office
• Safety qualified XC16 compiler

Functional Safety hardware features
• Multiple redundant clock sources
• IO ports read-back
• Analog peripherals redundancies
• Windowed Watchdog Timer
• Hardware traps
• SFR locks
• Write protection