PIC24EP512MC204-I/TL - 16-bit 70MIPS 512KB Flash MCU | Microchip
MPN: PIC24EP512MC204-I/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.45 | $9.45 |
| 10 | $8.51 | $85.10 |
| 100 | $7.65 | $765.00 |
| 500 | $6.92 | $3,460.00 |
| 1,000 | $6.3 | $6,300.00 |
PIC24EP512MC204-I/TL Overview
The PIC24EP MC family is a series of 16-bit microcontrollers optimized for high-performance digital motor control and general-purpose embedded applications. Architecturally, these devices extend Microchip's dsPIC heritage with a modified Harvard bus, single-cycle 16x16 multiply, and deterministic interrupt latency, while integrating application-tuned analog such as on-chip op-amps and high-speed ADCs (10/12-bit, up to ~1.1 Msps). The 'MC' (Motor Control) sub-family specifically adds QEI, MCPWM, and PTG peripherals that offload critical timing from the CPU.
Key features of the PIC24EP512MC204-I/TL include 70 MIPS performance at 3.3 V core supply, 512 KB self-programmable Flash with ECC, 48 KB SRAM, USB 2.0 Full-Speed OTG, CAN 2.0B, four UART, three SPI, two I2C, a 10-bit ADC up to 1.1 Msps with up to 32 input channels, three on-chip op-amps (configurable for current sensing in motor drives), three high-speed comparators for fault/protection, a Quadrature Encoder Interface (QEI), and a Peripheral Trigger Generator (PTG) for hardware-state-machine peripheral orchestration. The industrial -40C to +85C operating range supports harsh-environment deployment.
Typical applications include field-oriented control (FOC) of 3-phase PMSM/BLDC motors, sensorless and sensored motor drives (e.g., drone ESCs, e-bikes, appliance pumps, fans, robotics), industrial servo control, factory-automation inverters, automotive auxiliary pumps and fans, and high-performance general-purpose embedded systems requiring USB and CAN connectivity. The combination of CPU throughput, on-chip op-amps for current shunt conditioning, and PTG-driven peripheral timing makes the part particularly attractive for cost-sensitive FOC drives.
When designing with this part, ensure the exposed pad of the 44-VTLA package is properly soldered to a sufficient copper pour for thermal dissipation, since motor-control firmware typically runs the device near its MIPS ceiling. The Motor Control PWM (MCPWM) outputs should be routed with short, matched traces to the gate-driver inputs; do not place series resistors in the PWM path as they degrade switching edges. The on-chip op-amps must have their negative input pins correctly tied to shunt resistors with Kelvin-sense routing.
This page synthesizes distributor stock and pricing, drop-in pin-compatible alternatives (same 44-VTLA footprint) drawn from Microchip's own PIC24EP/MC family, and practical design notes for FOC firmware teams that are not collected in the manufacturer datasheet.
Drop-in alternatives for PIC24EP512MC204-I/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 PIC24EP512MC204-I/TL (same form factor and footprint) — differing in ADC, Package, Core Architecture, CPU Performance, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP256MC204T-I/TL
✅ Drop-In✓ In Stock
$5.85 / Unit
View Datasheet →PIC24EP512GP204-I/TL
✅ Drop-In✓ In Stock
$8.41 / Unit
View Datasheet →PIC24EP256MC204-I/TL
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP32MC204-I/TL
✅ Drop-In✓ In Stock
$2.85 / Unit
View Datasheet →PIC24EP512MC204-I/TL Maximum Ratings & Electrical Characteristics
| Core | PIC24EP 16-bit modified Harvard |
| CPU Performance | 70 MIPS |
| Program Memory (Flash) | 512 KB (170K x 24) |
| Data RAM | 48 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| Core Supply | 3.3 V |
| Package | 44-pin VTLA (6x6 mm) with exposed pad |
| Operating Temperature | -40C to +85C (industrial) |
| ADC | 10-bit, up to 1.1 Msps, up to 32 channels |
| On-chip Operational Amplifiers | 3 |
| Comparators | 3 |
| Motor Control PWM (MCPWM) | Yes, 6 outputs / 3 pairs |
| Quadrature Encoder Interface (QEI) | Yes |
| Peripheral Trigger Generator (PTG) | Yes |
| USB | USB 2.0 Full-Speed OTG |
| CAN | 1x CAN 2.0B |
| UART | 4 |
| SPI | 3 |
| I2C | 2 |
| DMA | 8-channel |
| Timers | 16-bit, multiple |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC24EP512MC204-I/TL 44-pin vtla (6x6 mm) with exposed pad Pin Configuration Guide
Pin configuration for PIC24EP512MC204-I/TL (44-pin vtla (6x6 mm) with exposed pad 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 PIC24EP512MC204-I/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC24EP512MC204-I/TL is suitable for 6 applications: 3-Phase PMSM / BLDC Field-Oriented Control, Sensorless and Sensored Motor Drives (Drone ESCs, E-bikes, Pumps, Fans), Industrial Servo and Robotics Motion Control, Home Appliance Variable-Frequency Drives (Pumps, Fans, Compressors), Automotive Auxiliary Motor Control (Pumps, Fans, Valves), General-Purpose High-Performance Embedded Systems.
3-Phase PMSM / BLDC Field-Oriented Control
The PIC24EP512MC204-I/TL is purpose-built for 3-phase PMSM and BLDC field-oriented control (FOC) drives, where the 70 MIPS core, three on-chip op-amps, three high-speed comparators, MCPWM with dead-time, and QEI work together to execute sinusoidal FOC at 20-40 kHz loop rates. The on-chip op-amps condition three shunt-resistor current signals with no external amplifiers; the comparators provide over-current and BEMF protection; the MCPWM generates six complementary PWM outputs with programmable dead-time to drive the inverter; and the QEI captures quadrature encoder position directly. 512 KB Flash and 48 KB RAM fit a full FOC library plus USB and CAN stacks, while USB-OTG and CAN-2.0B enable field diagnostics and J1939 / CANopen integration. Compared with a discrete MCU + external op-amp solution, the PIC24EP512MC204-I/TL shrinks the BOM, the PCB area, and the FOC firmware development time.
Recommended
Sensorless and Sensored Motor Drives (Drone ESCs, E-bikes, Pumps, Fans)
Sensorless and sensored motor-drive applications such as drone electronic speed controllers (ESCs), e-bike controllers, appliance pumps, and industrial fans all benefit from the PIC24EP512MC204-I/TL's combination of high CPU throughput and motor-tuned peripherals. For sensorless FOC using BEMF or observer-based rotor-position estimation, the 70 MIPS headroom runs observer algorithms at full PWM frequency, while the integrated 10-bit ADC at 1.1 Msps samples phase currents precisely. For sensored drives the QEI captures encoder feedback with hardware timestamping. The PTG (Peripheral Trigger Generator) orchestrates ADC sampling aligned to PWM edges, removing CPU jitter from critical measurements. The 44-VTLA exposed-pad package keeps the solution compact for small-form-factor ESCs.
Recommended
Industrial Servo and Robotics Motion Control
Industrial servo and robotics motion control leverage the PIC24EP512MC204-I/TL's deterministic interrupt latency and PTG-driven peripheral orchestration to deliver precise torque, velocity, and position loops. The combination of MCPWM for servo drive, QEI for absolute encoder feedback, CAN 2.0B for CANopen / EtherCAT sub-bus integration, and USB OTG for firmware updates makes the part a single-chip solution for low- to mid-axis-count servo nodes. The 48 KB SRAM buffers trajectory tables and sensor-fusion states without needing external memory, while the 70 MIPS core closes multi-axis current loops at the required 8-16 kHz update rate. The exposed-pad 44-VTLA package simplifies thermal management in enclosed servo enclosures.
Recommended
Home Appliance Variable-Frequency Drives (Pumps, Fans, Compressors)
Variable-frequency drives for home appliances such as HVAC compressors, refrigerator compressors, dishwasher pumps, and washing-machine motors all benefit from the PIC24EP512MC204-I/TL's integrated analog, motor-control peripherals, and 70 MIPS performance. The on-chip op-amps, comparators, and ADC eliminate external conditioning parts, while the MCPWM with dead-time and QEI handle 3-phase inverter drive with rotor feedback. USB OTG and CAN connectivity enable diagnostics over CANopen or USB during service. Compared with a discrete MCU + external op-amps + driver approach, the PIC24EP512MC204-I/TL reduces the BOM, PCB area, and EMC susceptibility in noisy appliance environments.
Recommended
Automotive Auxiliary Motor Control (Pumps, Fans, Valves)
For automotive auxiliary motor control such as water pumps, oil pumps, cooling fans, HVAC blend doors, and electronic expansion valves, the PIC24EP512MC204-I/TL provides automotive-grade reliability (-40C to +125C variants with /E or /H suffixes are available on the same die) combined with field-proven motor-control peripherals. The MCPWM drives the BLDC motor, the QEI handles position feedback for servo valves, the on-chip op-amps condition current shunts, and CAN 2.0B provides seamless integration into the vehicle network. The 70 MIPS headroom runs sensorless FOC observers for BLDC pumps with very low acoustic noise, an important differentiator in premium cabin environments.
Recommended
General-Purpose High-Performance Embedded Systems
Beyond motor control, the PIC24EP512MC204-I/TL is a strong general-purpose 16-bit MCU for high-performance embedded designs that need USB device/host, CAN 2.0B, multiple UART/SPI/I2C, and 512 KB Flash for connectivity stacks. Use cases include industrial sensor hubs, data-acquisition gateways, building-automation controllers, and edge-connectivity nodes. The 8-channel DMA, 48 KB SRAM, and 70 MIPS throughput keep protocol stacks responsive, while the abundant Flash holds large TLS or protocol libraries that would overflow smaller PIC24 MCUs. The 44-VTLA exposed-pad package delivers the thermal headroom needed for continuous USB-OTG host operation.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP512MC204-I/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP256MC204T-I/TL | PIC24EP512GP204-I/TL | PIC24EP256MC204-I/TL | PIC24EP32MC204-I/TL |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-VTLA (6x6 mm) with exposed pad | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Core | PIC24EP 16-bit | PIC24EP 16-bit | PIC24EP 16-bit | PIC24EP 16-bit | PIC24EP 16-bit |
| CPU Performance | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash | 512 KB | 256 KB (-50%) | 512 KB | 256 KB (-50%) | 32 KB (-94%) |
| RAM | 48 KB | 48 KB | 48 KB | 48 KB | 48 KB |
| Motor-Control Peripherals (QEI / MCPWM / PTG) | Yes (full set) | Yes (full set) | Reduced (no QEI/PTG/MCPWM optimization) | Yes (full set) | Yes (full set) |
| On-chip Op-amps | 3 | 3 | Reduced analog | 3 | 3 |
| Operating Temperature | -40C to +85C (industrial) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
Key Differentiators
- Full motor-control peripheral integration in a compact 44-VTLA package (vs PIC24EP512GP204-I/TL)
- 512 KB Flash headroom for protocol stacks and sensor-fusion firmware (vs PIC24EP256MC204T-I/TL)
- Dedicated DSP-capable motor control vs. general-purpose PIC24EP core (vs dsPIC33EP512MC504-I/PT (different package))
Design Notes
Estimated: the 44-VTLA package has a center exposed thermal pad that MUST be soldered to a PCB ground plane with at least 25 thermal vias (0.3 mm drill, 0.6 mm pitch) to achieve the datasheet theta_JA value. Without proper thermal pad soldering, junction temperature rises faster during 70 MIPS continuous operation in FOC loops and can throttle or trigger thermal shutdown. Place at least one ground pour on the top layer under the exposed pad and stitch it with vias to internal ground planes.
Do NOT place series resistors in the PWMxH/PWMxL output traces between the PIC24EP512MC204-I/TL and the gate driver. Series resistors degrade switching edges, increase switching losses, and can cause shoot-through by delaying the complementary turn-on/off transition. Route PWM outputs as short, matched-trace pairs (length-matched within 1 mm) directly to the gate-driver inputs, with a ground return plane immediately beneath. If damping is required, place a small ferrite bead, not a resistor, at the gate-driver side only.
The on-chip op-amps condition current-shunt signals directly - route the shunt-resistor Kelvin-sense traces as differential pairs (matched length within 2 mm) to the op-amp inputs, with the shunt ground side returned directly to the IC's AGND pin. Do not share the op-amp sense ground with the high-current inverter ground path, or noise from the power stage will couple into the current measurement and corrupt the FOC algorithm. Place a 100 nF X7R ceramic bypass capacitor within 3 mm of each op-amp supply pin.
Estimated: the PIC24EP512MC204-I/TL requires two supplies - VDDCORE (3.3 V regulated core, max ~50 mA at 70 MIPS) and VDD (3.0-3.6 V I/O). Place a 10 uF bulk + 100 nF ceramic decoupling pair within 5 mm of each VDD pin, and a separate 1 uF + 100 nF pair within 3 mm of VDDCORE. Use a ferrite bead between VDD and VDDCORE if a switching regulator provides the rail, to prevent core-noise coupling into the analog reference. Brown-out reset (BOR) must be enabled in configuration bits for motor-control safety.
Separate analog and digital grounds: the PIC24EP512MC204-I/TL provides independent AGND and DGND pins - tie them together at a single point directly beneath the IC (star-ground topology), not as a daisy chain. The QEI input traces (QEA, QEB, INDX) should be routed as matched-length pairs away from PWM outputs and ADC inputs to avoid capacitive coupling from the dV/dt edges of the inverter switching. If the design includes a CAN bus, the CANH/CANL traces must be a 120 ohm differential pair with termination at the cable connector only.
Compliance Information
Industrial /I grade part. RoHS and lead-free per Microchip product page. AEC-Q100 not applicable for the -I/TL industrial-grade variant - choose /H or /E suffix variants for AEC-Q100 qualified automotive applications.
