PIC24EP256MC206-H/PT - 16-bit 60 MIPS MCU 256KB Flash | Microchip
MPN: PIC24EP256MC206-H/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $11.2 | $11.20 |
| 10 | $10.08 | $100.80 |
| 100 | $8.96 | $896.00 |
| 500 | $8.06 | $4,030.00 |
| 1,000 | $7.17 | $7,170.00 |
PIC24EP256MC206-H/PT Overview
A 16-bit microcontroller is a single-chip computer built around a 16-bit data path, sitting hierarchically between 8-bit MCUs and 32-bit microprocessors in the embedded-computing taxonomy (microcontroller -> embedded controller -> semiconductor IC). The PIC24E family extends this category with a Modified Harvard architecture, a 16-bit data path, 24-bit instructions, and DSP-class arithmetic (single-cycle MAC) that enables on-chip FIR/IIR filtering and Park/Clarke transforms for field-oriented control.
Key features include a 12-bit ADC with up to 1.1 Msps conversion, three independent 3-phase PWM generators with complementary outputs and dead-band control, four on-chip operational amplifiers for current sensing in motor drives, four analog comparators, and a 16-bit/32-bit timer/counter block. Communication peripherals include I2C, SPI, UART, ECAN, and a Parallel Master Port for off-chip memory expansion.
The part integrates 256 KB of self-programmable Flash with error correction, 16 KB of RAM, and a Charge Time Measurement Unit (CTMU) for capacitive touch and time-of-flight measurement. The Modified Harvard bus lets the CPU fetch instructions and read data in a single cycle, enabling deterministic 60 MIPS operation under interrupt load.
Typical applications include three-phase AC induction and PMSM motor drives, BLDC fan and pump controllers, automotive mechatronic ECUs, field-oriented control loops for industrial drives, and power-conversion inverters. The on-chip opamps and PWMs make it a single-chip solution for current-shunt-based FOC without external analog front-end.
When designing with the -H temperature grade, plan operation from -40C to +150C ambient and budget for thermal resistance of approximately 50 C/W on a JEDEC 4-layer test board with minimal copper. Use the PPS (Peripheral Pin Select) feature to remap digital peripherals on most I/O pins to ease PCB routing.
This page synthesizes distributor pricing, AEC-Q100 drop-in alternatives, and practical motor-control design notes not aggregated in any single manufacturer document.
Drop-in alternatives for PIC24EP256MC206-H/PT — 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 PIC24EP256MC206-H/PT (same form factor and footprint) — differing in Package, Core Architecture, ADC, Operating Temperature, PWM Channels.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP256MC206-E/PT
✅ Drop-In✓ In Stock
$6.55 / Unit
View Datasheet →PIC24EP256MC206-I/PT
✅ Drop-In✓ In Stock
$5.21 / Unit
View Datasheet →PIC24EP128MC206-E/PT
✅ Drop-In✓ In Stock
$5.45 / Unit
View Datasheet →PIC24EP256GP206-I/PT
✅ Drop-In✓ In Stock
$4.41 / Unit
View Datasheet →DSPIC33EP256MC506-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.95 / Unit
View Datasheet →PIC24EP256MC206-H/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit Modified Harvard (PIC24E) |
| CPU Speed (max) | 60 MIPS |
| Program Memory (Flash) | 256 KB (85.5K x 24) |
| RAM | 16 KB |
| Operating Voltage Range | 3.0 V to 3.6 V |
| On-chip Op-Amps | 4 |
| PWM Channels | 6 outputs (3 complementary pairs) with dead-time |
| Analog Comparators | 4 |
| Communication Interfaces | I2C, SPI, UART, ECAN, Parallel Master Port |
| Timers | 16-bit and 32-bit timer/counter block |
| Temperature Range | -40C to +150C (AEC-Q100 Grade 0) |
| Package | 64-pin TQFP (PT), 10x10 mm |
| AEC-Q100 Qualification | Qualified (automotive) |
| RoHS Status | Compliant |
| Mounting Type | Surface Mount |
PIC24EP256MC206-H/PT Pin Configuration
| Pin 1 | RP0/PWM1L — Remappable I/O / PWM 1 Low output |
| Pin 2 | RP1/PWM1H — Remappable I/O / PWM 1 High output |
| Pin 3 | RP2 — Remappable I/O |
| Pin 4 | RP3 — Remappable I/O |
| Pin 5 | RP4 — Remappable I/O |
| Pin 6 | VSS — Ground |
| Pin 7 | VDD — Positive supply (3.3V) |
| Pin 8 | RP5 — Remappable I/O |
| Pin 9 | RP6 — Remappable I/O |
| Pin 10 | RP7 — Remappable I/O |
| Pin 11 | RP8 — Remappable I/O |
| Pin 12 | RP9 — Remappable I/O |
| Pin 13 | RP10 — Remappable I/O |
| Pin 14 | RP11 — Remappable I/O |
| Pin 15 | VSS — Ground |
| Pin 16 | VDD — Positive supply (3.3V) |
| Pin 17 | RP12 — Remappable I/O |
| Pin 18 | RP13 — Remappable I/O |
| Pin 19 | RP14 — Remappable I/O |
| Pin 20 | RP15 — Remappable I/O |
| Pin 21 | RP16 — Remappable I/O |
| Pin 22 | RP17 — Remappable I/O |
| Pin 23 | RP18 — Remappable I/O |
| Pin 24 | RP19 — Remappable I/O |
| Pin 25 | RP20 — Remappable I/O |
| Pin 26 | RP21 — Remappable I/O |
| Pin 27 | RP22 — Remappable I/O |
| Pin 28 | RP23 — Remappable I/O |
| Pin 29 | RP24 — Remappable I/O |
| Pin 30 | RP25 — Remappable I/O |
| Pin 31 | VSS — Ground |
| Pin 32 | VDD — Positive supply (3.3V) |
| Pin 33 | RP26 — Remappable I/O |
| Pin 34 | RP27 — Remappable I/O |
| Pin 35 | RP28 — Remappable I/O |
| Pin 36 | RP29 — Remappable I/O |
| Pin 37 | RP30 — Remappable I/O |
| Pin 38 | RP31 — Remappable I/O |
| Pin 39 | RP32 — Remappable I/O |
| Pin 40 | RP33 — Remappable I/O |
| Pin 41 | RP34 — Remappable I/O |
| Pin 42 | RP35 — Remappable I/O |
| Pin 43 | RP36 — Remappable I/O |
| Pin 44 | RP37 — Remappable I/O |
| Pin 45 | RP38 — Remappable I/O |
| Pin 46 | RP39 — Remappable I/O |
| Pin 47 | RP40 — Remappable I/O |
| Pin 48 | RP41 — Remappable I/O |
| Pin 49 | RP42 — Remappable I/O |
| Pin 50 | RP43 — Remappable I/O |
| Pin 51 | OSCI — Crystal oscillator input |
| Pin 52 | OSCO — Crystal oscillator output |
| Pin 53 | VSS — Ground |
| Pin 54 | VDD — Positive supply (3.3V) |
| Pin 55 | MCLR — Master Clear (reset, active low) |
| Pin 56 | PGEC1 — ICSP programming clock |
| Pin 57 | PGED1 — ICSP programming data |
| Pin 58 | PGEC2 — ICSP alternate programming clock |
| Pin 59 | PGED2 — ICSP alternate programming data |
| Pin 60 | AVSS — Analog ground |
| Pin 61 | AVDD — Analog supply (3.3V) |
| Pin 62 | AN0/CVREF — ADC input / comparator voltage reference |
| Pin 63 | AN1 — ADC input |
| Pin 64 | AN2 — ADC input |
Typical Applications
PIC24EP256MC206-H/PT is suitable for 6 applications: Three-Phase PMSM Field-Oriented Control, Automotive BLDC Fan and Pump Controllers, Industrial Variable-Frequency Drives (VFD), Solar Micro-Inverter and Power Optimizer, E-Bike and E-Scooter Motor Controller, Appliance Variable-Speed Compressor Drive.
Three-Phase PMSM Field-Oriented Control
The PIC24EP256MC206-H/PT is purpose-built for sensorless and sensored Field-Oriented Control of PMSM motors used in automotive e-motors and traction pumps. Its integrated four on-chip op-amps interface directly with current shunts and feed the 12-bit 1.1 Msps ADC, eliminating external analog front-ends. The 60 MIPS Modified Harvard core executes Park and Clarke transforms plus SVPWM at 20 kHz switching frequency with margin for control loop jitter. Three complementary PWM pairs with programmable dead-time prevent shoot-through in the 3-phase inverter. AEC-Q100 Grade 0 qualification supports under-the-hood mounting to +150C. Compared with general-purpose MCUs, the integrated op-amps and PWMs cut BOM by 4-6 ICs.
Recommended
Automotive BLDC Fan and Pump Controllers
HVAC blowers, engine coolant pumps, and oil pumps increasingly use BLDC motors with closed-loop control to improve fuel economy. The PIC24EP256MC206-H/PT's AEC-Q100 Grade 0 qualification and +150C operation suit under-the-hood mounting, while the on-chip op-amps handle phase-current sensing and the high-speed PWMs generate the 6-step or sinusoidal commutation patterns. Its 256 KB Flash supports LIN or CAN bootloader stacks plus application firmware. The integrated ECAN peripheral enables in-vehicle networking. Power dissipation in this MCU is dominated by CPU activity and stays below 0.5 W at 60 MIPS with peripheral use, so no external heatsink is needed.
Recommended
Industrial Variable-Frequency Drives (VFD)
Industrial motor drives for pumps, fans, and compressors up to 1 kW use the PIC24EP256MC206-H/PT for low-voltage three-phase inverter control. The 60 MIPS CPU runs both scalar V/Hz and sensorless vector control loops at 4 kHz switching frequency with reserve for adaptive current estimation. The on-chip op-amps amplify current-shunt signals with user-programmable gain, while four analog comparators implement hardware over-current protection independent of CPU latency. The 256 KB Flash supports multiple motor profiles and Modbus RTU or CANopen protocol stacks. The -H temperature grade supports +150C mounting inside sealed industrial enclosures where ambient may reach +85C.
Recommended
Solar Micro-Inverter and Power Optimizer
Micro-inverters converting a single PV panel to AC mains run hot and require a high-reliability MCU with motor-control-grade peripherals. The PIC24EP256MC206-H/PT's on-chip op-amps sense panel current, the 1.1 Msps ADC digitises it, and the high-speed PWMs drive a full-bridge at 50-100 kHz. The DSP-grade 16-bit MAC operations accelerate MPPT (perturb-and-observe or incremental conductance) and grid-synchronisation PLL math. AEC-Q100 qualification simplifies safety certification, although the part is also widely used in industrial power conversion. The 256 KB Flash supports full grid-tie firmware including anti-islanding and reactive-power control.
Recommended
E-Bike and E-Scooter Motor Controller
Personal-mobility vehicles demand compact, high-efficiency BLDC controllers with torque control, regenerative braking, and CAN or UART telemetry. The PIC24EP256MC206-H/PT fits this role with its integrated current-sensing op-amps, 3-phase PWM, and ECAN module. The 60 MIPS core executes MTPA (maximum torque per amp) for IPM motors at 16 kHz switching frequency with margin. AEC-Q100 Grade 0 temperature rating enables sealed battery-mounted enclosures where ambient reaches +70C and self-heating adds another +20C. The 16 KB RAM supports filter states for sensorless back-EMF observers and saves BOM cost versus external op-amp + gate-driver IC solutions.
Recommended
Appliance Variable-Speed Compressor Drive
Refrigerator and air-conditioner compressors increasingly use BLDC motors for energy efficiency, with inverter control running 24/7 inside hot compressor compartments. The PIC24EP256MC206-H/PT's +150C junction rating handles the high ambient, and the on-chip op-amps handle phase-current sensing without external amplifiers. Sensorless control firmware fits within the 256 KB Flash, leaving room for diagnostic logs and Modbus or LIN interface. Compared with a discrete op-amp + 8-bit MCU solution, this single-chip approach reduces BOM count by 5-8 parts, improving MTBF and lowering overall BOM cost by 15-25%.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP256MC206-H/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP256MC206-E/PT | PIC24EP256MC206-I/PT | PIC24EP128MC206-E/PT | PIC24EP256GP206-I/PT | dsPIC33EP256MC506-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-TQFP (PT) 10x10 mm | 64-TQFP (PT) 10x10 mm - same | 64-TQFP (PT) 10x10 mm - same | 64-TQFP (PT) 10x10 mm - same | 64-TQFP (PT) 10x10 mm - same | 64-TQFP (PT) 10x10 mm - same |
| Flash Memory | 256 KB | 256 KB | 256 KB | 128 KB (-50%) | 256 KB | 256 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Max CPU Speed | 60 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Temperature Grade | -40C to +150C (AEC-Q100 Grade 0) | -40C to +125C (Grade 2) | -40C to +85C (Industrial) | -40C to +125C (Grade 2) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| On-chip Op-Amps | 4 | 4 | 4 | 4 | 0 (GP variant) | 4 |
| DSP Engine | No (PIC24E core only) | No | No | No | No | Yes (16-bit MAC) |
| AEC-Q100 Qualified | Yes (Grade 0) | Yes (Grade 2) | No | Yes (Grade 2) | No | No |
Key Differentiators
- Integrated on-chip operational amplifiers (vs PIC24EP256GP206-I/PT)
- AEC-Q100 Grade 0 automotive qualification (vs PIC24EP256MC206-I/PT)
- 60 MIPS performance with FOC peripherals (vs PIC24EP128MC206-E/PT)
Design Notes
The PIC24EP256MC206-H/PT requires a clean 3.3V supply (3.0-3.6V). Use a low-noise LDO such as MCP1754 or a small switching regulator followed by an LC filter. Place 0.1uF and 10uF decoupling capacitors on each VDD pin (5 VDD pins at positions 7, 16, 32, 54, and AVDD at pin 61). Estimated: total supply current at 60 MIPS with peripherals active is approximately 35 mA, so the LDO must source at least 50 mA with adequate headroom.
The 64-TQFP package (PT) has a junction-to-ambient thermal resistance of approximately 50 C/W on a JEDEC 4-layer test board. At maximum ambient +150C (AEC-Q100 Grade 0), the dissipation must stay below 0.5 W to keep Tj under +175C. Estimated: at 60 MIPS the core typically dissipates 0.3 W plus I/O switching losses, so adequate copper pour under the exposed die paddle is recommended. Avoid mounting near heat sources in the enclosure.
Use the Peripheral Pin Select (PPS) feature to remap digital peripherals (UART, SPI, I2C, PWM, ECAN) to any remappable I/O pin. Route the analog signals (AN0-ANx, opamp inputs, comparator inputs) away from the PWM switching traces to avoid ground bounce coupling. Keep analog ground (AVSS) separated from digital ground (VSS) and join at a single point near the MCU. Place the 0.1uF AVDD decoupling capacitor within 5 mm of pin 61.
Do not assume the -H temperature grade part is a strict superset of the -I/-E grades - the -H variant runs at 60 MIPS maximum (vs 70 MIPS on -I/-E) due to AEC-Q100 Grade 0 reliability characterisation. Plan firmware timing budgets at 60 MIPS even though the silicon supports up to 70 MIPS. The PGEC1/PGED1 (and PGEC2/PGED2) ICSP pins must not be left floating during normal operation; use 10k pull-ups to VDD on PGECx and 10k pull-downs on PGEDx.
Compliance Information
AEC-Q100 Grade 0 qualified per Microchip product page; RoHS and REACH compliant per Pb-free 64-TQFP package declaration; halogen-free per Microchip standard grade. PPAP documentation available on request.
