PIC24EP128MC202T-E/MM - 16-bit 128KB Flash Motor MCU | Microchip
MPN: PIC24EP128MC202T-E/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.85 | $6.85 |
| 10 | $6.17 | $61.70 |
| 100 | $5.48 | $548.00 |
| 500 | $4.93 | $2,465.00 |
| 1,000 | $4.39 | $4,390.00 |
PIC24EP128MC202T-E/MM Overview
A microcontroller (MCU) is a single-chip computer containing a processor core, memory (Flash for program code and SRAM for data), and programmable I/O peripherals, and the PIC24E family belongs to the dsPIC33/PIC24E Harvard-architecture 16-bit MCU category, sitting within the broader microcontroller and embedded system hierarchy. The PIC24EP128MC202T-E/MM is specifically a member of the PIC24EP "Motor Control" sub-family, optimized for digital power conversion, BLDC/PMSM field-oriented control, and switched-mode power supply applications.
Key features include a 16-bit modified Harvard architecture with single-cycle MAC, 70 MIPS performance at 60 MHz CPU clock, integrated op-amps for current sensing, multiple 16-bit timers, high-resolution PWM with up to 7.14 ns duty-cycle resolution, and a 10/12-bit ADC with dedicated S&H. The 'E' temperature suffix indicates -40C to +125C extended automotive temperature range, and the 'T' tape-and-reel packaging code suits high-volume SMT production. The 28-VQFN EP package delivers a compact footprint while the exposed pad provides low thermal resistance for dissipating power in closed-loop motor drive stages.
Typical applications include 3-phase BLDC and PMSM motor control, sensorless FOC drives, switched-mode power supplies, digital lighting ballasts, and industrial automation subsystems requiring deterministic 16-bit DSP-style math with a single integrated MCU.
When designing with this MCU, allocate ADC channels early for current sensing via integrated op-amps, route the PWM outputs to the gate-driver side of the PCB with short, matched traces, and decouple VDD/VSS pairs with 100 nF ceramics placed within 3 mm of each supply pin.
This page synthesizes distributor pricing, drop-in alternatives, and practical motor-control design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC24EP128MC202T-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 PIC24EP128MC202T-E/MM (same form factor and footprint) — differing in ADC, Operating Temperature, Package, Program Memory (Flash), Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP128MC202-H/MM
✅ Drop-In✓ In Stock
$5.92 / Unit
View Datasheet →PIC24EP128MC202-E/MM
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP128MC204-E/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24EP128MC206-E/MM
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24EP128MC202T-E/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit PIC24E Harvard |
| Program Memory (Flash) | 128 KB (43K x 24) |
| RAM | 16 KB |
| CPU Speed | 60 MIPS at 70 MHz |
| Operating Voltage | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +125C (Automotive Grade "E") |
| Package | 28-pin VQFN-S EP (6x6 mm) with Exposed Pad |
| ADC | 10/12-bit with dedicated S&H |
| PWM Channels | Multiple 16-bit High-Speed PWM outputs |
| Integrated Op-Amps | Yes (for current sensing) |
| I/O Pins | 21 (approx., per package variant) |
| Communication | I2C, SPI, UART |
| Mounting Type | Surface Mount |
| MSL Level | 3 (per JEDEC J-STD-020) |
| RoHS Status | Compliant |
| AEC-Q100 | Qualified (Automotive Grade) |
| Packaging | Tape & Reel (T suffix) |
PIC24EP128MC202T-E/MM Pin Configuration
| Pin 1 | VSS — Digital ground |
| Pin 2 | RA0 — Port A bit 0 / AN0 analog input |
| Pin 3 | RA1 — Port A bit 1 / AN1 analog input |
| Pin 4 | RB0 — Port B bit 0 / PWM1H output |
| Pin 5 | RB1 — Port B bit 1 / PWM1L output |
| Pin 6 | RB2 — Port B bit 2 / PWM2H output |
| Pin 7 | RB3 — Port B bit 3 / PWM2L output |
| Pin 8 | VSS — Digital ground |
| Pin 9 | VDD — Digital supply voltage (3.0V-3.6V) |
| Pin 10 | RB4 — Port B bit 4 / PWM3H output |
| Pin 11 | RB5 — Port B bit 5 / PWM3L output |
| Pin 12 | RB6 — Port B bit 6 / PWM4H output |
| Pin 13 | RB7 — Port B bit 7 / PWM4L output |
| Pin 14 | RC0 — Port C bit 0 / AN6 analog input |
| Pin 15 | RC1 — Port C bit 1 / AN7 analog input |
| Pin 16 | RC2 — Port C bit 2 / AN8 analog input |
| Pin 17 | RC3 — Port C bit 3 / AN9 analog input |
| Pin 18 | RC4 — Port C bit 4 / AN10 analog input |
| Pin 19 | VSS — Digital ground |
| Pin 20 | VDD — Digital supply voltage (3.0V-3.6V) |
| Pin 21 | RC5 — Port C bit 5 / AN11 analog input |
| Pin 22 | RC6 — Port C bit 6 / AN12 analog input |
| Pin 23 | RC7 — Port C bit 7 / AN13 analog input |
| Pin 24 | OSC1 — Crystal oscillator input |
| Pin 25 | OSC2 — Crystal oscillator output |
| Pin 26 | MCLR — Master Clear (reset) input |
| Pin 27 | AVSS — Analog ground |
| Pin 28 | AVDD — Analog supply voltage |
Typical Applications
PIC24EP128MC202T-E/MM is suitable for 7 applications: 3-Phase BLDC Motor Control, PMSM Field-Oriented Control (FOC), Switched-Mode Power Supply (SMPS) Digital Control, Industrial Automation Servo Drives, Digital Lighting Ballasts and LED Drivers, Automotive HVAC Blower Control, Drone and UAV ESC (Electronic Speed Controller).
3-Phase BLDC Motor Control
The PIC24EP128MC202T-E/MM is purpose-built for 3-phase BLDC motor control, integrating 6 high-speed PWM channels with 7.14 ns duty-cycle resolution and dedicated on-chip op-amps for current sensing. Its 60 MIPS PIC24E core executes Park/Clarke transforms and PI control loops in real time, enabling sensorless field-oriented control (FOC) of BLDC motors used in drones, e-bikes, and cooling fans. The 28-VQFN EP package fits compact motor-driver PCBs, while the AEC-Q100 Grade 1 qualification supports under-hood automotive applications such as electric water pumps and HVAC blowers.
Recommended
PMSM Field-Oriented Control (FOC)
For permanent magnet synchronous motor (PMSM) FOC applications, the PIC24EP128MC202T-E/MM delivers the deterministic 16-bit math and DSP-style MAC operations required for sensorless angle estimation via sliding-mode observers or back-EMF detection. The integrated 10/12-bit ADC with dedicated S&H captures phase currents synchronously with the PWM cycle, eliminating software latency. The 16 KB RAM supports lookup tables for SVM waveforms and PI controller state, while the 128 KB Flash holds motor-startup libraries from Microchip's MPLAB Xpress motor-control framework.
Recommended
Switched-Mode Power Supply (SMPS) Digital Control
The PIC24EP128MC202T-E/MM excels in digitally-controlled SMPS designs where the high-speed PWM and on-chip op-amps implement peak current-mode control for buck, boost, and LLC converters. The 60 MIPS core supports sophisticated control algorithms including digital voltage-mode compensation, adaptive dead-time insertion, and synchronous rectification timing. The AEC-Q100 automotive grade enables use in 48V mild-hybrid DC-DC converters and on-board chargers. The 28-VQFN package keeps the digital controller footprint small, allowing integration with the power MOSFETs on a single PCB.
Recommended
Industrial Automation Servo Drives
In industrial servo drive applications, the PIC24EP128MC202T-E/MM provides the precision timing and analog performance required for closed-loop position, velocity, and torque control. The integrated op-amps interface directly to shunt-based current sensors, while the high-resolution PWM drives IGBT/MOSFET gate-driver stages with sub-microsecond dead-time accuracy. The automotive temperature grade (-40C to +125C) supports factory-floor deployments. The 28-VQFN EP footprint enables integration onto compact driver boards for robotic joints and CNC machine axes.
Recommended
Digital Lighting Ballasts and LED Drivers
The PIC24EP128MC202T-E/MM is well-suited for digital fluorescent ballasts and high-brightness LED drivers where its high-frequency PWM and ADC enable precise current regulation. The 60 MIPS core implements resonant-tank control algorithms for electronic ballasts, while the on-chip op-amps sense inductor/transformer currents. The compact 28-VQFN EP package supports space-constrained downlight and architectural-lighting designs. The extended automotive temperature range enables outdoor and automotive lighting applications including headlamp LED matrix control.
Recommended
Automotive HVAC Blower Control
For automotive HVAC blower motor control, the PIC24EP128MC202T-E/MM combines AEC-Q100 Grade 1 qualification with the motor-control peripherals needed for variable-speed BLDC blower drives. The integrated op-amps interface with Hall-effect or shunt-based position sensors, while the PWM channels drive the gate-driver stage. The extended -40C to +125C temperature range handles under-hood thermal stress, and the compact 28-VQFN EP package simplifies PCB layout in tight dashboard enclosures. CAN/LIN peripherals support vehicle network integration.
Recommended
Drone and UAV ESC (Electronic Speed Controller)
In drone and UAV electronic speed controllers, the PIC24EP128MC202T-E/MM's 60 MIPS performance and high-resolution PWM enable fast-response motor control critical for stable flight. The integrated op-amps handle current sensing for fast overcurrent protection, while the small 6x6 mm VQFN package fits quadcopter ESC form factors. Sensorless FOC firmware is available from Microchip's application libraries, reducing development time for high-performance racing drones. The automotive temperature grade supports operation in extreme flight conditions.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP128MC202T-E/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP128MC202-H/MM | PIC24EP128MC202-E/MM | PIC24EP128MC204-E/MM | PIC24EP128MC206-E/MM |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | VQFN-28 (6x6 mm) with EP | VQFN-28 (6x6 mm) with EP - same | VQFN-28 (6x6 mm) with EP - same | VQFN-28 (6x6 mm) with EP - same | VQFN-28 (6x6 mm) with EP - same |
| Program Memory (Flash) | 128 KB | 128 KB | 128 KB | 256 KB | 256 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 32 KB |
| CPU Speed | 60 MIPS at 70 MHz | 60 MIPS at 70 MHz | 60 MIPS at 70 MHz | 60 MIPS at 70 MHz | 60 MIPS at 70 MHz |
| Operating Temperature | -40C to +125C (E grade) | -40C to +150C (H grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| AEC-Q100 | Qualified (Grade 1) | Qualified (Grade 0, -40C to +150C) | Qualified (Grade 1) | Qualified (Grade 1) | Qualified (Grade 1) |
| Motor Control Peripherals | PWM, Op-Amps, ADC, PTG | PWM, Op-Amps, ADC, PTG (same) | PWM, Op-Amps, ADC, PTG (same) | PWM, Op-Amps, ADC, PTG (same) | PWM, Op-Amps, ADC, PTG (same) |
| Packaging Format | Tape & Reel (T suffix) | Tube (H suffix = standard) | Tube (E suffix) | Tube (E suffix) | Tube (E suffix) |
Key Differentiators
- Tape and reel packaging format for high-volume SMT (vs PIC24EP128MC202-E/MM)
- Wider temperature range option exists (H grade) (vs PIC24EP128MC202-H/MM)
- Double the Flash memory with drop-in MC204 upgrade path (vs PIC24EP128MC204-E/MM)
Design Notes
The 28-pin VQFN-S EP package has an exposed thermal pad on the bottom that MUST be soldered to a PCB ground plane for both electrical grounding and thermal dissipation. Recommended layout: at least 4 thermal vias (0.3 mm diameter) in the EP pad connecting to inner ground planes, and a continuous ground pour on the top layer extending at least 5 mm around the IC. For motor-drive PCBs, place the PIC24EP128MC202T-E/MM at least 10 mm away from switching power MOSFETs to minimize conducted EMI coupling into the analog ADC inputs.
When routing PWM outputs to gate-driver ICs, match trace lengths on complementary pairs (PWM1H/PWM1L through PWM4H/PWM4L) within 1 mm to prevent duty-cycle distortion. Keep analog input traces (AN0-AN13) short and isolated from switching signals by at least 3 mm or guarded with ground traces. The on-chip op-amps used for current sensing have high bandwidth; route shunt-resistor feedback traces as differential pairs with ground reference on both sides for optimal noise rejection in motor-current measurements.
Decouple the PIC24EP128MC202T-E/MM with one 100 nF ceramic capacitor (X7R, 0402 or 0603 size) on each VDD/VSS pair, placed within 3 mm of the respective pins. Add one bulk 10 uF ceramic capacitor (X5R) on the AVDD/AVSS analog supply pair. For motor-drive applications with high dV/dt switching nodes, add a 10 ohm ferrite bead in series with the digital VDD supply and place an additional 1 uF ceramic between the ferrite bead and the MCU to filter switching noise from corrupting ADC samples.
Common pitfalls when designing with the PIC24EP128MC202T-E/MM: (1) Failing to solder the exposed pad - this causes thermal runaway at elevated temperatures; (2) Configuring ADC channels for current sensing without first enabling the on-chip op-amps via the Op-Amp Control registers - the ADC will read 0V or saturated values; (3) Exceeding the 3.6V absolute maximum on any I/O pin when interfacing 5V signals - use a level translator; (4) Using the internal FRC oscillator without calibration for PWM generation - frequency drift will cause motor acoustic noise. Refer to Microchip application note AN1078 for sensorless FOC implementation.
Compliance Information
AEC-Q100 Grade 1 qualified for automotive applications. RoHS and REACH compliant per Microchip product declaration. Lead-free and halogen-free per JEDEC J-STD-020 MSL-3 rating.
