DSPIC33EP32GS202-I/MM Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
The DSPIC33EP32GS202-I/MM is a 16-bit digital signal controller from Microchip running at up to 60 MHz (70 MIPS) with 32 KB of internal Flash in a 28-pin QFN package. It integrates a hardware barrel shifter, boundary scan, and multiple internal bus architecture optimized for high-speed power conversion control algorithms. Ideal for digital power supply, motor control, and industrial automation applications requiring deterministic real-time DSP performance.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- DSPIC33EP32GS202-I/MM Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.1800(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 16-bit DSP core operating at up to 60 MHz providing 70 MIPS peak throughput
- 32 KB internal Flash for on-chip firmware storage without external memory
- Hardware barrel shifter accelerating shift-intensive control algorithms without software loop overhead
- 28-pin QFN package (S variant) enabling compact power converter and motor driver board layouts
- Boundary scan (JTAG) support simplifying board-level production testing
- Multiple internal bus architecture allowing simultaneous instruction fetch and data access
Applications
The DSPIC33EP32GS202-I/MM is designed for digital power conversion applications including LLC resonant converters, totem-pole PFC stages, and synchronous buck/boost regulators where its 70 MIPS DSP core executes control loop updates within one switching period at frequencies up to 500 kHz. Single-phase and three-phase motor control systems for industrial drives and HVAC compressors use its high-speed PWM peripherals and DSP multiply-accumulate units to implement field-oriented control algorithms in real time. Solar microinverters and battery management systems also rely on this dsPIC33EP GS-series controller for computationally intensive maximum power point tracking and cell balancing calculations that must complete within tight timing windows.
Specifications
| Manufacturer Package Code | QFN-S-28 |
| Factory Lead Time | 7Weeks |
| YTEOL | 14 |
| Additional Feature | OPERATES UPTO 70MIPS |
| Barrel Shifter | YES |
| Bit Size | 16 |
| Boundary Scan | YES |
| Clock Frequency-Max | 60MHz |
| Internal Bus Architecture | MULTIPLE |
| JESD-30 Code | S-PQCC-N28 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| On Chip Program ROM Width | 8 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC28,.24SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| Peak Reflow Temperature (Cel) | 260 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| Time@Peak Reflow Temperature-Max (s) | 40 |
| uPs/uCs/Peripheral ICs Type | DIGITAL SIGNAL PROCESSOR, CONTROLLER |
| Package | Quad Flat No-Lead |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the maximum CPU speed of the DSPIC33EP32GS202-I/MM, and how does it translate to DSP throughput?
The DSPIC33EP32GS202-I/MM operates at a maximum clock frequency of 60 MHz, which translates to 70 MIPS (million instructions per second) due to its modified Harvard architecture allowing instruction prefetch to overlap execution. For digital power control loops executing PID compensation at 100 kHz switching frequency, 70 MIPS provides approximately 700 clock cycles per switching period — sufficient to complete a full PID calculation, ADC read, and PWM update with cycles to spare for protection and communication tasks.
How much on-chip Flash does the DSPIC33EP32GS202-I/MM provide, and what firmware size fits within it?
The DSPIC33EP32GS202-I/MM includes 32 KB of internal Flash memory, which accommodates approximately 10,000 to 15,000 lines of optimized C firmware for digital power control or motor drive applications. A typical LLC resonant converter control algorithm with PI compensation, soft-start, over-current protection, and UART telemetry compiles to under 20 KB in Microchip XC16 compiler output, making the 32 KB Flash size comfortably sufficient for most single-axis digital power supply designs.
What advantage does the hardware barrel shifter in the DSPIC33EP32GS202-I/MM provide in power control algorithms?
The hardware barrel shifter in the DSPIC33EP32GS202-I/MM performs arbitrary left or right shifts of any magnitude in a single clock cycle, eliminating software loop shifts that would otherwise consume up to 16 cycles per operation on a 16-bit processor. In fixed-point DSP control algorithms that require frequent 16-bit scaling operations such as Q15 multiplication normalization and filter coefficient adjustment, replacing multi-cycle software shifts with single-cycle barrel shift instructions reduces control loop execution time by 10% to 20%, freeing CPU headroom for additional protection and communication functions.
Which digital power conversion topologies are best matched to the DSPIC33EP32GS202-I/MM's feature set?
The DSPIC33EP32GS202-I/MM is specifically optimized for switch-mode power supply topologies requiring high-resolution PWM outputs and fast ADC sampling, including phase-shifted full bridge, LLC resonant, totem-pole PFC, and synchronous buck converters operating at switching frequencies of 100 kHz to 500 kHz. Its GS (Grid-tied and Switch-mode) series designation indicates peripherals tuned for power electronics: high-speed comparators with under 40 ns propagation delay for cycle-by-cycle over-current protection, and ADC sampling rates up to 3.5 MSPS for rapid voltage and current feedback in tight control loops.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $4.2400 | $4.24 |
| 25+ | $3.9600 | $99.00 |
| 61+ | $3.7500 | $228.75 |
| 100+ | $3.6300 | $363.00 |
| 1000+ | $3.3400 | $3340.00 |
| 5000+ | $3.1800 | $15900.00 |
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