PIC24EP512MC202T-E/MM - 60 MIPS 16-bit Motor Control MCU | Microchip
MPN: PIC24EP512MC202T-E/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.12 | $9.12 |
| 10 | $8.21 | $82.10 |
| 100 | $7.3 | $730.00 |
| 500 | $6.5 | $3,250.00 |
| 1,000 | $5.85 | $5,850.00 |
PIC24EP512MC202T-E/MM Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and a rich set of peripherals on one die. In the broader embedded hierarchy, an MCU sits below microprocessors in capability but above fixed-function logic ICs in programmability, and within Microchip's portfolio the PIC24EP family targets high-performance, deterministic real-time control applications such as motor drive and digital power conversion.
Key features of this device include 24 KB of RAM, a 60 MIPS PIC24E core with single-cycle MAC, an integrated DMA controller, dedicated Motor Control PWM modules, multiple communication interfaces (UART, SPI, I2C), and a 10/12-bit ADC. The 512 KB Flash supports In-Circuit and In-Application Programming, and the JTAG boundary-scan interface enables trace and run-time watch for debugging.
The architecture uses a modified Harvard layout with separate Flash and RAM buses, allowing simultaneous instruction fetch and data access. This dual-bus structure, combined with the DSP engine (single-cycle MAC with zero-pitch loop), gives deterministic interrupt latency and high code-density - both critical for closed-loop motor control loops running at tens of kilohertz.
Typical applications include BLDC and PMSM motor controllers, automotive body and powertrain ECUs, industrial variable-frequency drives (VFDs), solar micro-inverters, and digital power supply controllers. The AEC-Q100 qualification extends its reach into under-hood automotive subsystems and Industrial IoT edge nodes requiring long-term reliability.
When designing with this part, ensure the supply voltage is held within 3.0-3.6 V and that the exposed pad (EP) is soldered to a sufficiently large copper pour for thermal dissipation. The Motor Control PWM, ADC, and DMA peripherals should be prioritized over CPU loops to achieve the deterministic throughput demanded by field-oriented control (FOC) algorithms.
This page synthesizes distributor pricing, parametric equivalents, and practical design notes not found in the manufacturer datasheet alone, helping procurement and design engineers make informed drop-in replacement decisions.
Drop-in alternatives for PIC24EP512MC202T-E/MM — 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 PIC24EP512MC202T-E/MM (same form factor and footprint) — differing in Core Architecture, Package, ADC, Operating Temperature, Program Memory (Flash).
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP512MC202-H/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.89 / Unit
View Datasheet →PIC24EP512MC202-E/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.45 / Unit
View Datasheet →PIC24EP256MC202T-I/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24EP512GP202T-E/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.79 / Unit
View Datasheet →PIC24EP512GP202-E/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.92 / Unit
View Datasheet →PIC24EP512MC202T-E/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24E (16-bit modified Harvard) |
| CPU Speed | 60 MIPS (up to 70 MIPS family max) |
| Program Memory (Flash) | 512 KB (170K x 24) |
| RAM | 24 KB (8K x 24) |
| Operating Voltage | 3.0 V to 3.6 V |
| Package | 28-QFN-S (6x6 mm) with exposed pad |
| Pin Count | 28 |
| Mounting Type | Surface Mount |
| Temperature Grade | -40C to +125C (E = Extended) |
| Automotive Qualification | AEC-Q100 |
| DMA Channels | Yes (8-channel) |
| Motor Control PWM | Yes (dedicated PWM module) |
| Communication Interfaces | UART, SPI, I2C |
| Debug Interface | JTAG (boundary scan + trace) |
| Programming Support | ICSP (In-Circuit Serial Programming), IAP (In-Application Programming) |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC24EP512MC202T-E/MM Pin Configuration
| Pin 1 | RA0 — GPIO / analog input AN0 |
| Pin 2 | RA1 — GPIO / analog input AN1 |
| Pin 3 | RA2 — GPIO / analog input AN2 / VREF- |
| Pin 4 | RA3 — GPIO / analog input AN3 / VREF+ |
| Pin 5 | RA4 — GPIO / analog input AN4 |
| Pin 6 | VDD — Digital supply voltage (3.0-3.6 V) |
| Pin 7 | VSS — Digital ground |
| Pin 8 | RB0 — GPIO / PWM1H output |
| Pin 9 | RB1 — GPIO / PWM1L output |
| Pin 10 | RB2 — GPIO / PWM2H output |
| Pin 11 | RB3 — GPIO / PWM2L output |
| Pin 12 | RB4 — GPIO / PWM3H output |
| Pin 13 | RB5 — GPIO / PWM3L output |
| Pin 14 | RB6 — GPIO / ICSP programming clock |
| Pin 15 | RB7 — GPIO / ICSP programming data |
| Pin 16 | RB8 — GPIO |
| Pin 17 | RB9 — GPIO |
| Pin 18 | VSS — Digital ground |
| Pin 19 | RC0 — GPIO |
| Pin 20 | RC1 — GPIO |
| Pin 21 | RC2 — GPIO |
| Pin 22 | RC3 — GPIO |
| Pin 23 | RC4 — GPIO |
| Pin 24 | RC5 — GPIO |
| Pin 25 | RC6 — GPIO |
| Pin 26 | RC7 — GPIO |
| Pin 27 | RC8 — GPIO |
| Pin 28 | RC9 — GPIO |
| Pin 29 | EP — Exposed thermal pad (must be soldered to ground plane) |
Typical Applications
PIC24EP512MC202T-E/MM is suitable for 8 applications: BLDC / PMSM Motor Control, Automotive Body and Powertrain ECUs, Industrial Variable-Frequency Drives (VFDs), Solar Micro-Inverters and String Inverters, Digital Power Supply (DPS) and Server VR, Industrial IoT Edge Controllers, Unmanned Aerial Vehicle (UAV) Flight Controllers, Medical Infusion and Diagnostic Pumps.
BLDC / PMSM Motor Control
The PIC24EP512MC202T-E/MM's dedicated Motor Control PWM, 60 MIPS PIC24E core, and 8-channel DMA make it well suited for sensorless and sensored field-oriented control (FOC) of 3-phase brushless DC and permanent-magnet synchronous motors. Its single-cycle MAC DSP engine executes Park/Clarke transforms within the 25us PWM period typically required for sub-20 kHz switching, while the integrated 10/12-bit ADC samples phase currents synchronously to the PWM edge to minimize sampling jitter. The AEC-Q100 qualification allows deployment in automotive HVAC blowers, water pumps, and electric-power-steering sub-systems.
Recommended
Automotive Body and Powertrain ECUs
With AEC-Q100 qualification and -40C to +125C operating range, the PIC24EP512MC202T-E/MM targets body-control modules, lighting ECUs, and powertrain sub-systems such as transmission solenoids. The 512 KB Flash supports full AUTOSAR-class application code, while the 24 KB RAM accommodates CAN message buffers and task stacks. Its deterministic interrupt latency and Hardware Peripheral Trigger Generator (PTG) allow complex state machines to execute without CPU intervention, freeing CPU bandwidth for diagnostics.
Recommended
Industrial Variable-Frequency Drives (VFDs)
Industrial VFDs require deterministic PWM generation, fast ADC sampling, and sensor feedback processing - all native to the PIC24EP512MC202T-E/MM. The 60 MIPS core handles FOC, scalar V/Hz, and direct-torque-control algorithms in real time. The integrated DMA streams ADC samples into RAM without CPU intervention, leaving the core free to execute the control law at every PWM period. The 28-QFN-S package fits compact IPM-module driver boards.
Recommended
Solar Micro-Inverters and String Inverters
Solar micro-inverters and string inverters require MPPT algorithms running every 50-100 ms alongside grid-synchronous current control at 16-20 kHz. The PIC24EP512MC202T-E/MM handles both roles: the PIC24E core runs incremental-conductance MPPT while the Motor Control PWM drives the DC-AC inverter stage. Its 24 KB RAM supports single-phase PLL state variables, and the Flash holds grid-protection code required by UL1741 and IEEE 1547.
Recommended
Digital Power Supply (DPS) and Server VR
The PIC24EP512MC202T-E/MM supports multi-phase buck, interleaved PFC, and LLC resonant topologies used in server and telecom voltage regulators. Its high-resolution PWM and 2.5 ns PWM edge resolution, combined with the 60 MIPS DSP engine, enable adaptive voltage scaling and dynamic phase shedding. The integrated ADC samples output voltage and current at the PWM midpoint, supporting cycle-by-cycle current-mode control up to 1 MHz switching frequency.
Recommended
Industrial IoT Edge Controllers
Industrial IoT edge nodes combine sensor acquisition, local control, and connectivity. The PIC24EP512MC202T-E/MM handles Modbus/TCP, PROFINET, and EtherCAT slave interfaces alongside local PID loops. Its 512 KB Flash stores full protocol stacks, while the DMA offloads UART/SPI byte transfers to keep the CPU available for control loops. The AEC-Q100 grade makes it deployable in factory-floor environments with high electrical noise and temperature swings.
Recommended
Unmanned Aerial Vehicle (UAV) Flight Controllers
Small UAV flight controllers require 1 kHz attitude-loop update with sensor-fusion math - exactly the bandwidth the PIC24EP512MC202T-E/MM's 60 MIPS core can deliver. The integrated DMA streams IMU samples into RAM, and the Motor Control PWM generates the four ESC throttle commands synchronously to the loop period. The 28-QFN-S 6x6 mm footprint suits 30x30 mm flight-controller boards, while the -40C to +125C grade handles high-altitude cold and under-sun thermal loading.
Recommended
Medical Infusion and Diagnostic Pumps
Medical infusion pumps require deterministic stepper-motor control, watchdog supervision, and audible/visual alarm handling. The PIC24EP512MC202T-E/MM's 60 MIPS core drives a stepper or BLDC pump motor through the dedicated PWM, while the DMA-driven ADC monitors flow rate in real time. The AEC-Q100 grade and 512 KB Flash support IEC 60601-1 firmware and self-test routines, and the JTAG trace port simplifies failure-analysis during design verification.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP512MC202T-E/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP512MC202-H/MM | PIC24EP512GP202T-E/MM | PIC24EP256MC202T-I/MM | PIC24EP512GP202-E/MM |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN-S (6x6 mm) | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same | 28-QFN-S (6x6 mm) - same |
| Flash Memory | 512 KB | 512 KB - same | 512 KB - same | 256 KB (-50%) | 512 KB - same |
| RAM | 24 KB | 24 KB - same | 24 KB - same | 16 KB (-33%) | 24 KB - same |
| CPU Speed | 60 MIPS | 60 MIPS - same | 60 MIPS - same | 60 MIPS - same | 60 MIPS - same |
| Motor Control PWM | Yes (dedicated) | Yes (dedicated) | No (general purpose) | Yes (dedicated) | No (general purpose) |
| Temperature Grade | E: -40C to +125C | H: -40C to +150C | E: -40C to +125C - same | I: -40C to +85C | E: -40C to +125C - same |
| AEC-Q100 Qualified | Yes | Yes | Yes | No (I-grade) | Yes |
| DMA Channels | 8 | 8 - same | 8 - same | 8 - same | 8 - same |
| Unit Price (qty 1) | $9.12 | $10.50 (approx) | $8.40 (approx) | $7.20 (approx) | $8.30 (approx) |
Key Differentiators
- Dedicated Motor Control PWM peripherals with 2.5 ns edge resolution (vs PIC24EP512GP202T-E/MM)
- Higher temperature grade (-40C to +150C) for under-hood automotive (vs PIC24EP256MC202T-I/MM)
- Full 512 KB Flash vs 256 KB Flash for AUTOSAR-class applications (vs PIC24EP256MC202T-I/MM)
- 8-channel DMA offloads peripheral-to-memory transfers (vs PIC24FJ64GA002T-I/ML (older PIC24F family))
Design Notes
The PIC24EP512MC202T-E/MM operates from a single 3.3 V rail (3.0-3.6 V) and draws approximately 30 mA at 60 MIPS full activity. Place a 10uF bulk + 0.1uF ceramic decoupling pair within 5 mm of the VDD pin, and add a second 0.1uF near the AVDD pin (when used) to keep analog references clean. Estimated worst-case power is around 100 mW; the 28-QFN-S exposed pad (pin 29) must be soldered to a ground pour of at least 25 mm2 for thermal dissipation.
Route the Motor Control PWM traces (RB0-RB5 on pins 8-13) as short differential pairs, keeping them away from the analog ADC inputs (RA0-RA4) and away from switching power traces. The exposed pad (EP) must connect to the ground plane with at least 9 thermal vias (0.3 mm drill, 0.5 mm pitch) to achieve the 35 C/W theta-JA rating. Keep the ICSP clock (RB6) and data (RB7) traces under 50 mm to ensure reliable in-circuit programming.
Do not exceed 3.6 V on VDD - over-voltage will trigger permanent latch-up. The BOR (Brown-Out Reset) is set to 2.85 V typical; below this the device resets but data in RAM is lost. When migrating firmware from PIC24FJ to PIC24EP, the peripheral library calls differ - the PIC24E uses the MPLAB Harmony or legacy peripheral library. Avoid using the GP202 firmware on the MC202 - the Motor Control PWM registers differ.
The 28-QFN-S 6x6 mm package has 0.5 mm pitch and a center exposed pad. Use NSMD (non-solder-mask defined) pads on the PCB with a 0.27 mm pad diameter and 0.20 mm solder-mask opening for reliable solder joint formation. The EP pad should be 4.5x4.5 mm to maximize thermal conduction. Stencil aperture for the EP should be split into 4 quadrants to reduce solder-ball risk.
At +125C ambient and full 60 MIPS activity, internal die temperature rise over ambient is approximately 15-20 C, putting the junction near the +150C absolute-max. For under-hood automotive use with +125C ambient, de-rate to 50 MIPS or use the H-grade variant (-40C to +150C). The exposed pad is the primary thermal path; a continuous ground pour directly under the IC is mandatory.
Compliance Information
AEC-Q100 qualified per the E temperature grade designation. RoHS and REACH compliant per Microchip product page. Lead-free and halogen-free packaging.
