DSPIC33EP64GS502-I/MM Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip DSPIC33EP64GS502-I/MM is a 16-bit dsPIC RISC digital signal controller with 64 KB Flash, running at up to 60 MHz from a 3.3 V supply in a compact 28-pin QFN package. It integrates a barrel shifter, boundary scan, and multiple internal bus architecture for efficient DSP and control workloads. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- DSPIC33EP64GS502-I/MM Datasheet PDF
- Category
- Integrated Circuit
- 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 dsPIC RISC core at up to 60 MHz delivering deterministic DSP and MCU performance on a single 3.3 V rail
- 64 KB on-chip Flash with barrel shifter for fast bit-manipulation and data-shifting operations in power-conversion firmware
- 28-pin QFN-S package with multiple internal bus architecture enabling high-throughput peripheral access in a compact 4 mm footprint
- RoHS-compliant JESD-609 e3 construction with boundary scan (JTAG) for streamlined board-level test and in-circuit debug
Applications
The DSPIC33EP64GS502-I/MM is designed for digitally controlled power supplies, motor drive systems, and solar inverters that require sub-microsecond control loops running at 60 MHz. Its GS (High-Speed) series features hardware accelerators tailored for switching power-supply control, making it popular in DC-DC converters, battery chargers, and UPS modules. The 28-pin QFN-S footprint suits space-constrained industrial PCBs where thermal dissipation and signal routing density are design constraints.
Specifications
| Manufacturer Package Code | QFN-S-28 |
| Factory Lead Time | 14Weeks |
| YTEOL | 13 |
| 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
How does the DSPIC33EP64GS502-I/MM's 60 MHz core speed benefit digitally controlled power-supply designs?
Running at 60 MHz, the DSPIC33EP64GS502-I/MM can execute the complete voltage and current regulation loop—ADC sampling, PID coefficient computation, and PWM duty-cycle update—in under 1 µs per cycle, enabling switching frequencies above 500 kHz in digitally controlled DC-DC converters. The integrated barrel shifter accelerates fixed-point scaling and Q-format arithmetic needed for high-resolution 16-bit control without additional clock cycles.
For a space-constrained motor drive board, how much PCB area does the 28-pin QFN-S package of DSPIC33EP64GS502-I/MM occupy?
The QFN-S-28 package body measures approximately 4 mm × 4 mm with 0.5 mm pitch exposed pads, requiring roughly 6 mm × 6 mm of PCB footprint including SMT courtyard. This compact area allows designers to place the DSPIC33EP64GS502-I/MM alongside gate-drive ICs and current-sense amplifiers within a 25 mm × 25 mm power-stage sub-section on 4-layer FR4, leaving room for 64 KB Flash storage and 28 I/O connections.
When does selecting DSPIC33EP64GS502-I/MM over a larger 44-pin GS-series device make procurement sense?
When a design needs fewer than 20 GPIO lines—such as a single-phase PFC controller or a 3-phase brushless motor driver with only current, voltage, and position feedback signals—the 28-pin DSPIC33EP64GS502-I/MM reduces unit cost and PCB size versus 44-pin alternatives. With a 14-week factory lead time, ordering in scheduled blanket releases optimizes inventory, and the 64 KB Flash is sufficient for PID, fault logging, and CAN or UART communication stacks in most embedded power control applications.
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