DSPIC33EP64MC504-E/TL - 16-bit 60MIPS DSC, 64KB Flash | Microchip
MPN: DSPIC33EP64MC504-E/TL ✗ End of Life| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33EP64MC504-E/TL Overview
A digital signal controller combines the compute throughput of a DSP core with the peripheral integration and interrupt responsiveness of a microcontroller, sitting in the power-management hierarchy between a generic MCU and a dedicated motor-control ASIC. The dsPIC33E family, positioned as 16-bit Microcontrollers and Digital Signal Controllers with high-speed PWM and advanced analog, targets real-time closed-loop control.
Key features include dedicated motor-control PWM (MCPWM) with complementary outputs and dead-time insertion, quadrature encoder interface (QEI) inputs, an integrated CAN 2.0B controller, and on-chip analog combining three op-amps and four comparators, enabling field-oriented control (FOC) designs without external signal-conditioning silicon.
Architecturally, the dsPIC33E core executes DSP-class instructions such as multiply-accumulate with dual data fetch in a single cycle, supported by DMA channels that offload ADC, UART, and PWM data movement from the CPU loop. Connectivity spans CAN, I2C, SPI, UART/USART, LINbus, and IrDA.
Typical applications include precision BLDC/PMSM motor drives, industrial power conversion (digital SMPS, inverters), and automotive-adjacent mechatronic actuators requiring extended temperature operation.
Design consideration: the 3.0V to 3.6V supply requires a clean LDO rail, and all VDD/VSS pairs plus the exposed pad must be properly decoupled and grounded for analog accuracy.
This page synthesizes distributor pricing context, drop-in alternatives, and design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP64MC504-E/TL — 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 DSPIC33EP64MC504-E/TL (same form factor and footprint) — differing in Package, Operating Temperature, Core, Qualification, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP64MC503-E/TL
✅ Drop-In✓ In Stock
$3.55 / Unit
View Datasheet →DSPIC33EP64MC204T-E/TL
✅ Drop-In✓ In Stock
$3.55 / Unit
View Datasheet →DSPIC33EP64GP504T-E/TL
✅ Drop-In✓ In Stock
$3.5 / Unit
View Datasheet →DSPIC33EP64MC504-I/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.52 / Unit
View Datasheet →DSPIC33EP64GP503-E/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.48 / Unit
View Datasheet →DSPIC33EP64MC504-E/TL Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC |
| Core Speed | 60 MHz (60 MIPS) |
| Program Memory Size | 64 KB (22K x 24) Flash |
| RAM Size | 8 KB |
| Supply Voltage | 3 V to 3.6 V |
| Number of I/O | 51 |
| Package | 44-VTLA (6x6 mm, 0.90 mm height) |
| Operating Temperature | -40C to +125C |
| Connectivity | CANbus, I2C, SPI, UART/USART, LINbus, IrDA, QEI |
| Motor Control PWM | MCPWM (dedicated high-speed PWM) |
| On-chip Op-Amps | 3 |
| On-chip Comparators | 4 |
| Timers | 5 (per Microchip USA device summary) |
| DMA Channels | 4 |
| Mounting Type | Surface Mount |
| Packaging | Tube |
| RoHS Status | Compliant |
| Lifecycle Stage | Obsolete (per Octopart comparison data) |
DSPIC33EP64MC504-E/TL 44-vtla (6x6 mm, 0.90 mm height) Pin Configuration Guide
Pin configuration for DSPIC33EP64MC504-E/TL (44-vtla (6x6 mm, 0.90 mm height) 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 DSPIC33EP64MC504-E/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP64MC504-E/TL is suitable for 6 applications: BLDC/PMSM Precision Motor Control, Digital Power Conversion (SMPS/Inverter), Automotive Mechatronic Actuators, Industrial Automation and Sensing Nodes, Robotics and Embedded Motion Control, Embedded Audio and DSP Signal Processing.
BLDC/PMSM Precision Motor Control
The DSPIC33EP64MC504-E/TL is purpose-built for precision motor control: its dedicated MCPWM module generates complementary PWM pairs with hardware dead-time insertion, while three on-chip op-amps amplify shunt-resistor phase currents and four comparators implement cycle-by-cycle over-current trip without CPU latency. The quadrature encoder interface closes the position/speed loop directly in hardware. In a typical field-oriented control drive, the ADC samples phase currents synchronized to PWM center, the dsPIC33E core executes Park/Clarke transforms and PI loops in DSP single-cycle MAC instructions at 60 MHz, and DMA offloads data movement. The integrated CAN bus connects the drive to industrial or vehicle networks, making a complete servo or traction drive possible with a single 44-pin 6x6 mm DSC.
Recommended
Digital Power Conversion (SMPS/Inverter)
For digitally controlled power supplies, PFC stages, and inverters, the DSPIC33EP64MC504-E/TL provides high-speed PWM with fine duty-cycle and phase control, four fast comparators for instant over-current/over-voltage protection, and DMA-fed ADC sampling synchronized to the switching period. The 60 MHz 16-bit core executes compensator math (type-III, PI, or resonant controllers) with deterministic interrupt latency, which is essential for loop stability at 100 kHz-plus switching frequencies. The 3.0V to 3.6V supply and -40C to +125C E-grade temperature range fit industrial power electronics environments. Because gate-driver interfaces and feedback dividers connect directly to the 51 I/O, a single DSC replaces discrete analog control ICs, and firmware-based control law updates eliminate hardware respins during product tuning.
Recommended
Automotive Mechatronic Actuators
Octopart comparison data tags the dsPIC33EP64MC504 family with Automotive and AEC-Q100 series association, and the -E/TL grade's -40C to +125C operating range suits actuator control modules exposed to engine-bay-adjacent temperatures. The CAN 2.0B controller with hardware message buffers integrates directly into vehicle networks, while the MCPWM and QEI peripherals drive brushed/BLDC actuators such as throttle, headlight leveling, HVAC dampers, or electronic parking brake mechanisms. The on-chip op-amps handle resistive or Hall-effect current sensing for stall detection, and the four comparators give hardware-level fault shutdown. Firmware developers benefit from the same MPLAB X/XC16 toolchain used across the broader dsPIC33 automotive portfolio, easing platform consolidation across multiple actuator product lines.
Recommended
Industrial Automation and Sensing Nodes
In factory automation, the DSPIC33EP64MC504-E/TL serves as an intelligent node combining sensor acquisition with local actuation. Its I2C, SPI, and multiple UART channels (with IrDA and LINbus support) connect to industrial sensors, HMI front-ends, and field buses, while the 60 MHz DSP core runs filtering (FIR/IIR), FFT-based vibration analysis, or sensor-fusion math locally - reducing host bandwidth demands. Four DMA channels stream ADC results to RAM without CPU intervention for high-rate condition-monitoring data. The 64KB Flash (22K x 24) accommodates protocol stacks plus control firmware, and 8KB RAM supports moderate buffering. The extended -40C to +125C rating allows mounting inside motor housings, gearboxes, or hot panels where commercial-grade MCUs cannot survive.
Recommended
Robotics and Embedded Motion Control
Robotic joint controllers benefit from the DSPIC33EP64MC504-E/TL's combination of quadrature encoder interface inputs (for dual-channel incremental encoders), MCPWM outputs driving H-bridges, and DSP performance for cascade position/velocity/current loops at kilohertz update rates. The four comparators provide hardware over-current cutoff during stall or collision events, protecting gear trains and electronics faster than software trips. Multiple PGECx/PGEDx ICSP pin pairs support in-field firmware updates through matched debug channels per NorthernSoftware documentation. At 60 MIPS with single-cycle MAC, kinematic and control computations complete within tight loop budgets, while CAN connectivity daisy-chains multiple joint controllers on a single bus. The compact 6x6 mm VTLA package fits dense multi-axis arm electronics.
Recommended
Embedded Audio and DSP Signal Processing
Beyond motor control, the dsPIC33E DSP architecture - single-cycle multiply-accumulate, dual operand fetch, and DSP addressing modes - makes the DSPIC33EP64MC504-E/TL effective for embedded audio processing such as active noise cancellation, acoustic echo control, tone generation, and sensor-signal spectral analysis. The 60 MHz core sustains meaningful block-processing throughput for 16-bit sample streams, DMA channels move ADC/codec data transparently, and UART/SPI interfaces connect to external audio codecs or transducers. While it does not replace a dedicated audio DSP for high channel counts, it consolidates control, communication, and moderate DSP workloads in one 44-pin part, which is attractive for cost-sensitive products like industrial alarms, intercom nodes, and condition-monitoring sensors with an audible output.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP64MC504-E/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP64MC503-E/TL | DSPIC33EP64MC204T-E/TL | DSPIC33EP64GP504T-E/TL | DSPIC33EP64MC504-I/TL |
|---|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm) | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 60 MHz (60 MIPS) | 60 MHz (60 MIPS) | 60 MHz (60 MIPS) | 60 MHz (60 MIPS) | 60 MHz (60 MIPS) |
| Program Flash | 64 KB (22K x 24) | 48 KB-class (reduced) | 64 KB | 64 KB | 64 KB |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +85C |
| On-chip Op-Amps | 3 | 3 | Reduced vs MC504 | None (GP variant) | 3 |
| Motor Control Peripherals (MCPWM/QEI) | Yes | Yes | Yes | No (GP series) | Yes |
Key Differentiators
- Integrated analog front-end (3 op-amps + 4 comparators) (vs DSPIC33EP64GP504T-E/TL)
- Extended temperature range for harsh environments (vs DSPIC33EP64MC504-I/TL)
- Largest flash in the same 44-pin TL footprint within the MC5xx subfamily (vs DSPIC33EP64MC503-E/TL)
Design Notes
The dsPIC33EP64MC504-E/TL requires a tightly regulated 3.0V to 3.6V supply. In motor-drive applications where the same board hosts gate drivers and shunt sensing, isolate the DSC analog supply (AVDD) from the noisy digital rail with an LC filter or a small LDO. Decouple every VDD/VSS pair with 100 nF ceramics placed within 2 mm of the pins, plus 4.7 uF to 10 uF of bulk per supply domain. Ground the exposed pad of the 44-VTLA package to a solid VSS plane - it is the primary thermal and ground return path, and floating it degrades ADC accuracy and comparator reference stability.
The dsPIC33EP64MC504 has multiple PGECx/PGEDx pin pairs for ICSP programming and debugging. Per NorthernSoftware ICSP documentation, the pairs must be used matched - if PGEC2 carries ICSPCLK, the corresponding PGED2 must carry ICSPDAT; mixing pairs from different channels prevents programming. Additionally, avoid remapping PGEC/PGED pins used for debugging to peripheral functions in PPS configuration, or you can lock yourself out of the device on a soldered board. Always reserve one matched debug pair on test points in production hardware.
For motor-control layouts, route PWM outputs to the gate drivers with matched lengths per half-bridge where dead-time margins are tight, and keep the shunt-sense kelvin connections to the on-chip op-amp inputs as short as possible with a local ground guard. The QFN-style VTLA footprint needs a solder-mask-defined landing pattern per Microchip application notes on QFN assembly; use via-in-pad or perimeter vias (4 to 6) on the exposed pad for reliable reflow wetting. Separate the analog ground region under the ADC/op-amp pins from the power-switching ground, joining at a single star point near the exposed pad.
Supply-chain note: this E-grade variant is flagged obsolete in Octopart comparison data while some distributors still show stock. For production designs, do a lifetime-buy analysis early and evaluate the same-pinout DSPIC33EP64MC503-E/TL or the active DSPIC33EV series (e.g., DSPIC33EV256GM104) as the firmware forward path - the dsPIC33EP-to-EV migration is largely source-compatible with recompilation, dramatically reducing redesign cost versus a full controller change.
Compliance Information
Octopart comparison data associates the dsPIC33EP64MC504 family with Automotive and AEC-Q100 series tagging. RoHS/lead-free inferred from standard Microchip E-grade production; verify on the Microchip product page for the exact date code.
