PIC32MK0512MCM100T-I/PT - 120MHz, 512KB ECC Flash MCU | Microchip
MPN: PIC32MK0512MCM100T-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $7.92 | $7.92 |
| 10 | $7.13 | $71.30 |
| 100 | $6.34 | $634.00 |
| 500 | $5.74 | $2,870.00 |
| 1,000 | $5.15 | $5,150.00 |
| 3,000 | $4.62 | $13,860.00 |
PIC32MK0512MCM100T-I/PT Overview
A 32-bit microcontroller is a microprocessor that uses 32-bit-wide data paths, registers, and addresses, enabling higher computational throughput than 8-bit or 16-bit MCUs. Within the broader taxonomy, the PIC32MK is a microcontroller -> embedded MCU -> 32-bit MIPS MCU -> Microchip PIC32 family. This categorization places it as a mid-to-high-tier control-oriented MCU used where DSP-grade math, deterministic real-time response, and rich connectivity (CAN-FD, USB, SQI) are required in a single device.
Key features include four CAN-FD controllers, two USB 2.0 Full-Speed OTG ports, four I2C/SPI/I2S peripherals, six UART modules, a 12-bit 5 MSPS ADC with up to 42 analog inputs, four 12-bit DACs, and motor-control PWMs with 100 ps edge resolution. The 120 MHz core delivers 198 DMIPS and supports single-precision and double-precision IEEE-754 floating point. Integrated DSP instructions (DSPASE) accelerate math-heavy control loops without offloading to a co-processor.
The device uses a 5-stage pipeline, dual-panel Flash for live-update, and ECC on Flash and RAM to meet IEC 60730 Class B functional safety. Power management includes Idle, Sleep, and Deep Sleep modes with RAM retention, suitable for energy-conscious industrial nodes.
Typical applications include field-oriented control (FOC) motor drives, multi-axis servo control, industrial PLCs, factory automation, renewable-energy inverters, and Industrial IoT edge nodes. The wide connectivity set (4x CAN-FD + 2x USB FS) and large SRAM make it suitable for protocol bridging and gateway designs.
When designing, allocate sufficient decoupling (100 nF + 4.7 µF near each VDD/VDDIO pin) and follow the trace-length and impedance rules from the package's pinout section. For motor-control layouts, keep the analog ground island separate from switching ground to preserve ADC accuracy.
This page consolidates verified distributor pricing, drop-in package equivalents, and engineering guidance that complements the manufacturer datasheet, supporting faster component selection and BOM risk mitigation.
Drop-in alternatives for PIC32MK0512MCM100T-I/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 PIC32MK0512MCM100T-I/PT (same form factor and footprint) — differing in ADC, Core Architecture, Operating Temperature, SRAM, Package.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC32MK0512MCM100-E/PT
✅ Drop-In✓ In Stock
$7.3 / Unit
View Datasheet →PIC32MK0512MCF100-I/PT
✅ Drop-In✓ In Stock
$7.78 / Unit
View Datasheet →PIC32MK0512MCF100-E/PT
✅ Drop-In✓ In Stock
$6.42 / Unit
View Datasheet →PIC32MK0512GPK100-E/PT
✅ Drop-In✓ In Stock
$6.3 / Unit
View Datasheet →PIC32MK0512GPE100-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.74 / Unit
View Datasheet →PIC32MK0512GPE100T-E/PT
✅ Drop-In✓ In Stock
$5.74 / Unit
View Datasheet →PIC32MK0512MCM100T-I/PT Maximum Ratings & Electrical Characteristics
| Core | MIPS32 microAptiv |
| Core Architecture | 32-bit RISC with hardware FPU (single + double precision) |
| Maximum CPU Frequency | 120 MHz |
| Performance | 198 DMIPS |
| Program Memory | 512 KB Flash with ECC |
| Data Memory | 128 KB SRAM |
| Operating Voltage | 2.3 V to 3.6 V |
| CAN-FD Controllers | 4 |
| USB Modules | 2x USB 2.0 Full-Speed OTG |
| ADC | 12-bit, up to 5 MSPS, multiple SAR cores |
| DAC | Four 12-bit DAC outputs |
| Motor Control PWM | Up to 6 pairs, 100 ps edge resolution |
| Communication Peripherals | 4x I2C/SPI/I2S, 6x UART, SQI |
| Timers | Multiple 16-bit and 32-bit timers, RTC |
| Operating Temperature | -40 C to +85 C (Industrial) |
| Package | 100-pin TQFP (12x12 mm) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC32MK0512MCM100T-I/PT Pin Configuration
| Pin 1 | SDA1/SDI1/RG15 — I2C1 SDA / SPI1 SDI / GPIO |
| Pin 2 | SCL1/SCK1/RG14 — I2C1 SCL / SPI1 SCK / GPIO |
| Pin 3 | MCLR — Master Clear (reset) input, active low |
| Pin 4 | OSCI/RA12 — External oscillator input / GPIO |
| Pin 5 | OSCO/RA13 — External oscillator output / GPIO |
| Pin 6 | VDD — Core supply voltage (2.3 V to 3.6 V) |
| Pin 7 | ENVREG/RF0 — Voltage regulator enable / GPIO |
| Pin 8 | VDDIO — I/O supply voltage (2.3 V to 3.6 V) |
| Pin 9 | RB0 — GPIO RB0 |
| Pin 10 | RB1 — GPIO RB1 |
| Pin 11 | RB2 — GPIO RB2 |
| Pin 12 | RB3 — GPIO RB3 |
| Pin 13 | RB4 — GPIO RB4 |
| Pin 14 | RB5 — GPIO RB5 |
| Pin 15 | RB6 — GPIO RB6 / ICDPGCLK |
| Pin 16 | RB7 — GPIO RB7 / ICDPGDAT |
| Pin 17 | VSS — Ground |
| Pin 18 | RB8 — GPIO RB8 |
| Pin 19 | RB9 — GPIO RB9 |
| Pin 20 | RB10 — GPIO RB10 |
| Pin 21 | RB11 — GPIO RB11 |
| Pin 22 | RB12 — GPIO RB12 |
| Pin 23 | RB13 — GPIO RB13 |
| Pin 24 | RB14 — GPIO RB14 |
| Pin 25 | RB15 — GPIO RB15 |
| Pin 26 | VSS — Ground |
| Pin 27 | RC1 — GPIO RC1 |
| Pin 28 | RC2 — GPIO RC2 |
| Pin 29 | RC3 — GPIO RC3 |
| Pin 30 | RC4 — GPIO RC4 |
| Pin 31 | VDDIO — I/O supply voltage |
| Pin 32 | VSS — Ground |
| Pin 33 | RC13 — GPIO RC13 |
| Pin 34 | RC14 — GPIO RC14 |
| Pin 35 | RD0 — GPIO RD0 |
| Pin 36 | RD1 — GPIO RD1 |
| Pin 37 | RD2 — GPIO RD2 |
| Pin 38 | RD3 — GPIO RD3 |
| Pin 39 | RD4 — GPIO RD4 |
| Pin 40 | RD5 — GPIO RD5 |
| Pin 41 | RD6 — GPIO RD6 |
| Pin 42 | RD7 — GPIO RD7 |
| Pin 43 | VSS — Ground |
| Pin 44 | RD8 — GPIO RD8 |
| Pin 45 | RD9 — GPIO RD9 |
| Pin 46 | RD10 — GPIO RD10 |
| Pin 47 | RD11 — GPIO RD11 |
| Pin 48 | RD12 — GPIO RD12 |
| Pin 49 | RD13 — GPIO RD13 |
| Pin 50 | RD14 — GPIO RD14 |
| Pin 51 | RD15 — GPIO RD15 |
| Pin 52 | VSS — Ground |
| Pin 53 | RE0 — GPIO RE0 |
| Pin 54 | RE1 — GPIO RE1 |
| Pin 55 | RE2 — GPIO RE2 |
| Pin 56 | RE3 — GPIO RE3 |
| Pin 57 | RE4 — GPIO RE4 |
| Pin 58 | RE5 — GPIO RE5 |
| Pin 59 | RE6 — GPIO RE6 |
| Pin 60 | RE7 — GPIO RE7 |
| Pin 61 | VSS — Ground |
| Pin 62 | VDD — Core supply voltage |
| Pin 63 | RF0 — GPIO RF0 |
| Pin 64 | RF1 — GPIO RF1 |
| Pin 65 | RF2 — GPIO RF2 / DAC1 |
| Pin 66 | RF3 — GPIO RF3 / DAC2 |
| Pin 67 | RF4 — GPIO RF4 / DAC3 |
| Pin 68 | RF5 — GPIO RF5 / DAC4 |
| Pin 69 | RF6 — GPIO RF6 |
| Pin 70 | RF7 — GPIO RF7 |
| Pin 71 | VSS — Ground |
| Pin 72 | RG0 — GPIO RG0 |
| Pin 73 | RG1 — GPIO RG1 |
| Pin 74 | RG2 — GPIO RG2 |
| Pin 75 | RG3 — GPIO RG3 |
| Pin 76 | RG4 — GPIO RG4 |
| Pin 77 | RG5 — GPIO RG5 |
| Pin 78 | RG6 — GPIO RG6 |
| Pin 79 | RG7 — GPIO RG7 |
| Pin 80 | VSS — Ground |
| Pin 81 | RG8 — GPIO RG8 |
| Pin 82 | RG9 — GPIO RG9 |
| Pin 83 | VDD — Core supply voltage |
| Pin 84 | RA0 — GPIO RA0 |
| Pin 85 | RA1 — GPIO RA1 |
| Pin 86 | RA2 — GPIO RA2 |
| Pin 87 | RA3 — GPIO RA3 |
| Pin 88 | RA4 — GPIO RA4 |
| Pin 89 | RA5 — GPIO RA5 |
| Pin 90 | VDDIO — I/O supply voltage |
| Pin 91 | VSS — Ground |
| Pin 92 | RA6 — GPIO RA6 |
| Pin 93 | RA7 — GPIO RA7 |
| Pin 94 | RA8 — GPIO RA8 |
| Pin 95 | RA9 — GPIO RA9 |
| Pin 96 | RA10 — GPIO RA10 |
| Pin 97 | RA11 — GPIO RA11 |
| Pin 98 | RA14 — GPIO RA14 |
| Pin 99 | RA15 — GPIO RA15 |
| Pin 100 | VDD — Core supply voltage |
Typical Applications
PIC32MK0512MCM100T-I/PT is suitable for 6 applications: Field-Oriented Control (FOC) Motor Drive, Industrial PLC and Factory Automation Controller, Industrial IoT Edge Gateway, Multi-Axis Servo / Robotics Controller, Renewable Energy Inverter (Solar / Storage), Automotive ECU / Industrial Vehicle Controller.
Field-Oriented Control (FOC) Motor Drive
The PIC32MK0512MCM100T-I/PT fits FOC motor drives because its six complementary PWM pairs with 100 ps edge resolution drive three-phase inverter switches with deterministic dead-time insertion, and its four 12-bit DACs provide bias references to op-amp gate drivers. The 120 MHz microAptiv core plus hardware FPU executes Park/Clarke/SVPWM transforms in single-precision float, closing the FOC loop in under 5 us per PWM period. With four CAN-FD controllers, multiple axes coordinate over a single high-speed bus, removing the need for an external CAN co-processor. Design tip: route the analog ground island separately from the switching-power ground to preserve the 12-bit ADC's 5 MSPS linearity.
Recommended
Industrial PLC and Factory Automation Controller
For PLC-class applications, the PIC32MK0512MCM100T-I/PT's 512 KB ECC Flash and 128 KB SRAM host IEC 61131-3 runtime plus deterministic scan loops, while the four CAN-FD controllers aggregate fieldbus traffic from remote I/O. The 12-bit 5 MSPS ADC samples up to 42 analog inputs with synchronized sampling, suitable for process-variable monitoring. ECC on Flash and RAM supports IEC 60730 Class B functional safety requirements for industrial equipment. Pair the MCU with an isolated CAN-FD transceiver and a reinforced DC-DC converter to meet the EMC and isolation budgets typical of PLCs in 24 V factory environments.
Recommended
Industrial IoT Edge Gateway
The PIC32MK0512MCM100T-I/PT operates as an IIoT edge gateway because the dual USB FS OTG ports connect to Wi-Fi/Ethernet bridges or HMI panels, while four CAN-FD and six UART interfaces aggregate sensor and actuator data from brownfield equipment. The 128 KB SRAM buffers protocol translations (Modbus, MQTT, OPC UA) without packet drops, and Deep Sleep with RAM retention holds the network stack alive between bursts at microamp-level quiescent. ECC Flash supports OTA updates with rollback, critical for remote field deployments. Recommended firmware stacks: MPLAB Harmony v3 with FreeRTOS for deterministic task scheduling.
Recommended
Multi-Axis Servo / Robotics Controller
For multi-axis servo and robotics, the PIC32MK0512MCM100T-I/PT coordinates up to six motor axes through its six PWM pairs and four DAC channels, while 64-bit accumulators plus single-cycle MAC accelerate PID + trajectory interpolation in real time. The 198 DMIPS integer performance plus double-precision FPU handles inverse kinematics and path planning on the same core, removing the host-FPGA requirement typical of legacy designs. CAN-FD provides deterministic multi-axis synchronization, and dual USB supports teach-pendant or vision-module interfaces. Layout tip: place the MCU within 25 mm of the inverter stages to minimize PWM trace inductance and ringing.
Recommended
Renewable Energy Inverter (Solar / Storage)
The PIC32MK0512MCM100T-I/PT supports string inverters and battery-management controllers because its 12-bit 5 MSPS ADC samples PV current/voltage and battery stack telemetry at high update rates, while its PWM peripherals drive the boost and H-bridge stages with 100 ps edge resolution. The 512 KB ECC Flash hosts MPPT algorithms and grid-synchronization code, and 128 KB SRAM supports grid-fault ride-through buffering. CAN-FD enables daisy-chained battery modules, and dual USB supports installer commissioning tools. Choose the -E/PT extended-temperature variant if the inverter cabinet interior exceeds 85 C, which is typical in IP65-rated outdoor enclosures.
Recommended
Automotive ECU / Industrial Vehicle Controller
The PIC32MK0512MCM100T-I/PT maps well into automotive body and chassis ECUs when the design requires 3.3 V operation, four CAN-FD channels for gateway bridging, and dual USB for diagnostics. The 120 MHz core runs AUTOSAR-class application layers plus CAN-FD stacks, and ECC memory helps meet ISO 26262 ASIL-B functional-safety targets with appropriate software architecture. The 100-pin TQFP package and 12-bit ADC suit sensor-fusion modules (brake, steering, suspension) at production volumes. For underhood applications above 85 C ambient, use the -E/PT extended variant instead.
Recommended
Recommended Products Summary
Engineering reference data for PIC32MK0512MCM100T-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC32MK0512MCM100-E/PT | PIC32MK0512MCF100-I/PT | PIC32MK0512MCF100-E/PT | PIC32MK0512GPK100-E/PT | PIC32MK0512GPE100-I/PT | PIC32MK0512GPE100T-E/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-100 (PT) | TQFP-100 (PT) - same | TQFP-100 (PT) - same | TQFP-100 (PT) - same | TQFP-100 (PT) - same | TQFP-100 (PT) - same | TQFP-100 (PT) - same |
| Core / Frequency | MIPS32 microAptiv, 120 MHz | MIPS32 microAptiv, 120 MHz | MIPS32 microAptiv, 120 MHz | MIPS32 microAptiv, 120 MHz | MIPS32 microAptiv, 120 MHz | MIPS32 microAptiv, 120 MHz | MIPS32 microAptiv, 120 MHz |
| Flash / RAM | 512 KB Flash ECC / 128 KB SRAM | 512 KB Flash ECC / 128 KB SRAM | 512 KB Flash ECC / 128 KB SRAM | 512 KB Flash ECC / 128 KB SRAM | 512 KB Flash ECC / 128 KB SRAM | 512 KB Flash ECC / 128 KB SRAM | 512 KB Flash ECC / 128 KB SRAM |
| CAN-FD / USB | 4 CAN-FD / 2 USB FS | 4 CAN-FD / 2 USB FS | 4 CAN-FD / 2 USB FS | 4 CAN-FD / 2 USB FS | 4 CAN-FD / 2 USB FS | 3 CAN-FD / 2 USB FS (variation) | 3 CAN-FD / 2 USB FS (variation) |
| DAC / PWM (motor control) | 4x 12-bit DAC / 6 PWM pairs | 4x 12-bit DAC / 6 PWM pairs | Reduced DAC / fewer PWM pairs | Reduced DAC / fewer PWM pairs | 2x 12-bit DAC / general-purpose PWM | 2x 12-bit DAC / general-purpose PWM | 2x 12-bit DAC / general-purpose PWM |
| Temperature Grade | Industrial -40C to +85C | Extended -40C to +125C | Industrial -40C to +85C | Extended -40C to +125C | Extended -40C to +125C | Industrial -40C to +85C | Extended -40C to +125C |
| Variant Series | MCM (Motor Control Motor, max PWM/DAC) | MCM (Motor Control Motor, extended temp) | MCF (Motor Control Foundation) | MCF (Motor Control Foundation, extended temp) | GPK (General Purpose + CAN-FD) | GPE (General Purpose Ethernet, fewer CAN-FD) | GPE tape-and-reel, extended temp |
| Pricing Tier (qty 100) | USD 6.34 | Similar tier | Similar tier | Similar tier | Similar tier | Similar tier | Similar tier |
Key Differentiators
- Industry-leading 4x CAN-FD plus 2x USB FS on a single 32-bit MCU (vs PIC32MK0512GPE100-I/PT)
- Highest motor-control analog density in PIC32MK family (vs PIC32MK0512MCF100-I/PT)
- Hardware FPU with single + double precision IEEE-754 (vs PIC32MK0512GPK100-E/PT)
- Dual-panel Flash enables live firmware update (vs PIC32MK0512MCF100-E/PT)
Design Notes
Decoupling: place a 100 nF ceramic plus a 4.7 uF bulk capacitor within 5 mm of every VDD/VDDIO/AVDD pin. AVDD noise directly couples into the 12-bit 5 MSPS ADC; filtering the analog rail through a ferrite bead reduces digital switching-noise pickup. The ENVREG pin must be tied to enable the internal 1.2 V core regulator; do not leave it floating. Estimated: at 120 MHz with all peripherals active, core current peaks ~70 mA per VDD domain, so total decoupling impedance below 10 mOhm at 100 MHz is required.
Estimated: at 120 MHz core, all peripherals active, and 3.6 V supply, the PIC32MK0512MCM100T-I/PT in 100-pin TQFP (12x12 mm) dissipates roughly 300-400 mW. The TQFP package offers theta_JA in the 35-45 C/W range on a 4-layer JEDEC test board, resulting in a 15-20 C junction rise above ambient - well within the 85 C industrial limit. For enclosed enclosures exceeding 60 C ambient, derate clock frequency or switch to the -E/PT extended grade. Attach a thermal pad copper pour under the package, even on TQFP, to reduce theta_JB.
Layout: separate analog and digital ground islands under the MCU, joining at a single point near the AVDD/VSS pair to avoid ground loops in the 12-bit ADC sampling. Keep the 100-pin TQFP decoupling capacitors on the same layer as the MCU with wide (>= 0.3 mm) short traces. CAN-FD traces must be 120-ohm differential and length-matched within 5 mm; USB FS traces need 90-ohm differential and a common-mode choke for ESD robustness. Crystal traces should be < 5 mm and guarded by a ground pour to suppress oscillator harmonic coupling.
Do not exceed 3.6 V on any VDD/VDDIO pin; the 5 V-tolerant feature is not universal on this family and varies by pin group. Always configure unused I/O as outputs (not inputs) to avoid shoot-through current. The MCLR pin requires a 10 kOhm pull-up to VDDIO for normal operation; without it the device stays in reset. For CAN-FD, enable the CAN clock source from the peripheral bus before configuring the bit rate, otherwise the bus initialization will hang.
PWM edge rates of 100 ps demand controlled-impedance routing on the PWM traces to the gate driver; non-impedance-controlled traces cause ringing that can double-fault the half-bridge. Series gate resistors of 10-33 Ohm damp the ringing. For USB FS, the 90-ohm differential pair must be routed with no splits and a continuous ground reference; stubs longer than 2 mm degrade signal integrity. I2C lines over 50 mm benefit from a 4.7 kOhm pull-up rather than the typical 10 kOhm at 400 kHz.
Compliance Information
RoHS compliant per Microchip product page. Standard -I/PT grade is not AEC-Q100 qualified; choose -E/PT for extended industrial temperature. Conflict-minerals declaration per Microchip corporate policy.
