DSPIC33EP512MC504-E/MV - 16-bit DSC 70 MIPS 512KB Flash | Microchip
MPN: DSPIC33EP512MC504-E/MV ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.53 | $5.53 |
| 10 | $5.1 | $51.00 |
| 100 | $4.72 | $472.00 |
| 500 | $4.38 | $2,190.00 |
| 1,000 | $4.05 | $4,050.00 |
DSPIC33EP512MC504-E/MV Overview
A digital signal controller combines the compute throughput of a DSP with the peripheral integration and ease of use of a microcontroller. Within the power-management hierarchy, a DSC such as this sits above a general-purpose MCU: it adds a DSP engine (multiply-accumulate, barrel shifter, modulo addressing) on top of a 16-bit MCU core, making it a single-chip solution for control loops that would otherwise require a separate MCU and DSP.
Key features include the 70 MIPS dsPIC DSC core with integrated DSP instruction set, motor-control peripherals (MCPWM with complementary outputs and dead-time, quadrature encoder interface or QEI), CAN 2.0B for industrial networking, and multiple serial interfaces for system connectivity. The 48 KB RAM supports complex control algorithms, field-oriented control (FOC) state variables, and communication buffers simultaneously.
Technically, the dsPIC33EP core executes most instructions in a single cycle at 70 MIPS, with two 40-bit accumulators and hardware DSP support. The -E suffix denotes an extended temperature grade of -40C to +125C ambient, while the MV suffix denotes the 48-lead UQFN, a square no-lead package (JESD-30 HVQCCN) suited to compact motor-drive PCBs. Supply voltage is specified at 3 V to 3.6 V, with 70 MHz maximum clock operation cited by several distributors.
Typical applications include precision motor control (BLDC, PMSM, stepper with QEI feedback), digital power supplies, industrial automation nodes using CAN, and embedded sensing systems requiring DSP filtering.
Design consideration: the UQFN package has an exposed thermal pad that must be soldered to a ground pour for both thermal dissipation and signal integrity; plan the ICSP programming pair (PGECx/PGEDx) early since any pair may be used but must remain matched.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512MC504-E/MV — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC33EP512MC504-E/MV (same form factor and footprint) — differing in Core, Package, CAN, Operating Temperature, Supply Voltage Range.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512MC504-I/MV
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512MC504-H/MV
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP32MC504-E/MV
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.35 / Unit
View Datasheet →DSPIC33EP512MC504-E/MV Maximum Ratings & Electrical Characteristics
| Core | dsPIC33EP 16-bit DSC core |
| Maximum Clock Frequency | 70 MHz |
| Performance | 70 MIPS |
| Program Memory Size | 512 KB Flash |
| RAM Size | 48 KB |
| Supply Voltage Range | 3 V to 3.6 V |
| Package | 48-lead UQFN (MV) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +125C (E grade) |
| CAN | CAN 2.0B |
| Quadrature Encoder Interface | Yes (QEI) |
| Motor Control PWM | MCPWM, complementary outputs with dead time |
| Package Code (JESD-30) | S-PQCC-N48 (HVQCCN) |
| RoHS Status | Compliant |
| Programming Interface | ICSP (multiple PGECx/PGEDx pairs) |
DSPIC33EP512MC504-E/MV s-pqcc-n48 (hvqccn) Pin Configuration Guide
Pin configuration for DSPIC33EP512MC504-E/MV (s-pqcc-n48 (hvqccn) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for DSPIC33EP512MC504-E/MV.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512MC504-E/MV is suitable for 6 applications: BLDC/PMSM Motor Control (FOC), Digital Power Supplies (SMPS/PFC), Industrial Automation CAN Nodes, Stepper and Servo Drive Systems, Sensor Processing and Embedded DSP, Automotive-Adjacent and Harsh-Environment Control.
BLDC/PMSM Motor Control (FOC)
The DSPIC33EP512MC504-E/MV fits field-oriented control of PMSM and BLDC motors because its 70 MIPS DSP core executes single-cycle MAC instructions for Clarke/Park transforms and dual current-loop PI regulators at 10-20 kHz PWM frequencies. The MCPWM peripheral generates complementary PWM pairs with hardware dead-time insertion, while the QEI decodes incremental encoder feedback for position and speed. In a typical drive, the DSC sits between gate-driver ICs and current-sense amplifiers, sampling phase currents via its ADC and updating duty cycles every PWM period. The extended -40C to +125C grade tolerates the hot environment near power stages, and 48 KB RAM holds sinusoidal tables and fault logs without external memory.
Recommended
Digital Power Supplies (SMPS/PFC)
For digitally controlled AC-DC and DC-DC converters, the DSPIC33EP512MC504-E/MV provides the high-loop-rate computation and precise PWM resolution digital power requires. Its 70 MIPS core closes voltage and current loops at hundreds of kHz update rates, while the MCPWM module offers high-resolution PWM suitable for phase-shifted full-bridge and LLC topologies. The 3.0-3.6 V supply simplifies interfacing with feedback dividers and optocoupler feedback stages, and the extended temperature grade suits power supplies in industrial cabinets. Software-based control also enables adaptive features such as burst mode, OTP/OVP protection, and power-metering telemetry over CAN or UART that analog controllers cannot offer without additional ICs.
Recommended
Industrial Automation CAN Nodes
The DSPIC33EP512MC504-E/MV serves as a capable industrial control node thanks to its integrated CAN 2.0B controller, eliminating an external CAN controller in CANopen- or DeviceNet-style networks. The 70 MIPS core handles protocol stacks, sensor filtering (FIR/IIR via DSP instructions), and local control loops concurrently, while 48 KB RAM buffers message queues and data logs. QEI inputs allow direct connection of encoders on axes or valves, and multiple UART/SPI/I2C ports link HMI, sensors, and actuators. The -40C to +125C rating covers control cabinets and outdoor equipment. Typical companions include CAN transceivers and RS-485 drivers on the same 3.3 V rail.
Recommended
Stepper and Servo Drive Systems
In stepper and servo drives, the DSPIC33EP512MC504-E/MV generates microstepping waveforms or closed-loop servo control from a single chip. The MCPWM module produces sine-weighted PWM phases with dead time, and the QEI port reads servo encoders directly, enabling closed-loop stepper retrofit designs. At 70 MIPS, the core computes current compensation and anti-resonance algorithms in real time, and 512 KB Flash stores motion profiles, trajectory planners, and communication stacks without external memory. The extended temperature grade suits drives mounted near motors or inside sealed housings. Companion gate drivers and current-sense amplifiers complete the power stage around the 3.3 V logic domain.
Recommended
Sensor Processing and Embedded DSP
The DSPIC33EP512MC504-E/MV is an efficient sensor-fusion and signal-conditioning engine: the DSP engine (40-bit accumulators, barrel shifter, modulo addressing) accelerates FFT, FIR, and RMS computation for vibration, acoustic, and power-quality sensing. 512 KB Flash retains calibration tables and coefficient sets, while 48 KB RAM supports double-buffered sample streams from its ADC or external converters over SPI. On-chip CAN and UART publish processed results to higher-level systems, and the extended -40C to +125C rating permits mounting directly on machinery where ambient temperatures exceed standard industrial grades. Its single-chip integration reduces BOM count versus separate MCU-plus-DSP architectures.
Recommended
Automotive-Adjacent and Harsh-Environment Control
With the -E extended temperature grade of -40C to +125C, the DSPIC33EP512MC504-E/MV addresses underhood-adjacent and harsh-environment control applications such as pump controllers, fan drives, actuators, and auxiliary motor systems. The 48 KB RAM and 512 KB Flash support diagnostic routines, fault storage, and CAN-based OBD-style communication, while hardware QEI handles position feedback from rotary actuators. Distributor data (Vyrian) even lists the temperature grade as automotive-classed, although designers must verify AEC-Q100 qualification status independently for automotive programs. The 3.3 V single-supply operation eases integration with standard automotive logic-level transceivers and regulators.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512MC504-E/MV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512MC504-I/MV | DSPIC33EP512MC504-H/MV | DSPIC33EP32MC504-E/MV |
|---|---|---|---|---|
| Package | 48-lead UQFN (MV) | 48-lead UQFN (MV) - same | 48-lead UQFN (MV) - same | 48-lead UQFN (MV) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory | 512 KB Flash | 512 KB Flash | 512 KB Flash | 32 KB Flash |
| Performance | 70 MIPS | 70 MIPS | 60 MHz max clock (per Microchip USA) | 70 MIPS |
| CAN | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) |
Key Differentiators
- Extended temperature rating for hot environments (vs DSPIC33EP512MC504-I/MV)
- Double the RAM of the H variant (vs DSPIC33EP512MC504-H/MV)
- Large program memory headroom (vs DSPIC33EP32MC504-E/MV)
Design Notes
The 48-lead UQFN (MV) package includes an exposed die-attach pad on the underside that must be soldered to a grounded copper pour. Connect the pour to the ground plane with an array of 4x4 vias (approximately 0.3 mm drill) to reduce thermal resistance and inductance. Because the package is no-lead, inspect solder joints with X-ray or by butterfly rework techniques; hand soldering is impractical. Follow Microchip's QFN layout guidelines for stencil apertures (typically 80% coverage with paste segmentation on the center pad to prevent tombstoning).
Decouple every VDD pin pair on the UQFN-48 with a 0.1 uF X7R ceramic placed within 2 mm of the pin, plus one bulk 4.7-10 uF capacitor near the device. The supply range is 3.0-3.6 V; a linear regulator from 5 V dissipates, for example, an estimated 17 mW at 10 mA load ((5V-3.3V) x 10 mA) - trivial, but a buck converter is preferable for higher system loads. Ensure all VSS pins connect directly to the exposed-pad ground pour rather than sharing thin traces.
ICSP programming: the dsPIC33EP512MC504 provides multiple PGECx/PGEDx pairs, and per Microchip documentation you may use any pair but must use them as a matched set - if PGEC2 carries ICSPCLK, ICSPDAT must route to PGED2. Route one matched pair to a programming header, and keep it short and free of motor-phase switching noise. Also, all VDD and VSS pins must be connected during programming, and the extended -E grade should not be assumed for designs whose ambient could exceed +85C if a -I variant is substituted for cost savings.
Compliance Information
RoHS compliance explicitly stated in GlobalSpec distributor listing ("UQFN-48, RoHS"). AEC-Q100 qualification not stated in provided data for this exact part; verify with Microchip for automotive programs.
