PIC24EP128MC202-I/SO - 70 MIPS Motor Control MCU, 128KB Flash | Microchip
Teilenummer: PIC24EP128MC202-I/SO ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $6.2 | $6,20 |
| 10 | $5.58 | $55,80 |
| 100 | $4.95 | $495,00 |
| 500 | $4.2 | $2.100,00 |
| 1.000 | $3.55 | $3.550,00 |
PIC24EP128MC202-I/SO Übersicht
A microcontroller (MCU) is a single-chip processor that integrates CPU core, non-volatile program memory, volatile data memory, and on-chip peripherals such as timers, ADCs, communication interfaces and pulse-width modulators (PWMs). The PIC24E family sits in the PIC24 16-bit MCU hierarchy, which itself belongs to the broader Microchip 16-bit digital signal controller (DSC) architecture family — devices that combine deterministic interrupt response with DSP-class multiply-accumulate capability. The PIC24EP128MC202 specifically is a 'Motor Control' variant (the MC suffix), pre-integrating high-speed PWMs, op amps and 10/12-bit ADCs optimized for closed-loop current and torque control.
Key differentiating features include 70 MIPS core performance with single-cycle MAC, dedicated motor-control PWM with complementary outputs and programmable dead time, multiple on-chip operational amplifiers for current sensing, configurable 10-bit/12-bit ADC, and a wide operating temperature range of -40 °C to +85 °C for the industrial ('-I') grade. Compared with general-purpose PIC24EP128GP202 (GP variant, no MC peripherals), the MC202 retains the same core, Flash and SRAM but adds the high-resolution PWM, op-amp and advanced analog block required for field-oriented control.
The PIC24E core uses a 16-bit modified Harvard architecture with separate program and data paths, 16 working registers, and C-friendly addressing. The 'EP' designation refers to enhanced PIC24E peripherals including up to 12-bit ADC, advanced PWM with 7.14 ns PWM resolution, and configurable logic cells. Internal Phase-Locked Loop (PLL) drives the system clock from an external crystal or internal oscillator, allowing precise PWM timing critical for motor commutation.
Typical applications include brushless DC motor drives for industrial automation, ceiling fans and pumps, permanent magnet synchronous motor (PMSM) controllers for e-mobility and robotics, AC induction motor variable-frequency drives, switched reluctance drives, and precision power conversion stages. The SOIC-28 footprint enables integration into space-constrained driver boards alongside gate-driver ICs and power modules.
When designing with this part, ensure the supply decoupling follows Microchip's recommended 0.1 µF ceramic plus bulk capacitor topology, the analog supply (AVDD) is filtered from VDD with a ferrite bead or separate LDO, and unused I/O pins are configured as outputs to minimize power consumption. Programming is supported by MPLAB X IDE with the XC16 compiler and ICD/PICkit in-circuit debuggers.
This page synthesizes real-time distributor pricing, drop-in compatible same-package alternatives from the PIC24EP family, and practical design notes compiled from Microchip's PIC24EP datasheet family — information not consolidated on any single distributor product page.
Drop-in-Alternativen für PIC24EP128MC202-I/SO – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit PIC24EP128MC202-I/SO (gleiche Bauform und Footprint) – abweichend in Core Architecture, Package, ADC, Operating Temperature, Program Memory (Flash).
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC24EP128GP202-I/SO
✅ Drop-In✓ Auf Lager
$2.98 / Stück
Datenblatt ansehen →PIC24EP64MC202-I/SO
✅ Drop-In✓ Auf Lager
$3.34 / Stück
Datenblatt ansehen →PIC24EP256MC202-I/SO
✅ Drop-In✓ Auf Lager
$4.55 / Stück
Datenblatt ansehen →PIC24EP128MC204-I/SO
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
DSPIC33EP32MC202-I/SO
✅ Drop-In✓ Auf Lager
$2.98 / Stück
Datenblatt ansehen →PIC24EP128MC202-I/SO Grenzwerte & elektrische Eigenschaften
| Core Architecture | PIC24E 16-bit modified Harvard |
| Core Performance | 70 MIPS |
| Program Memory (Flash) | 128 KB (43K x 24) |
| Operating Voltage | 3.0 V to 3.6 V |
| Betriebstemperatur | -40 °C to +85 °C (Industrial) |
| I/O Pins | 21 |
| Gehäuse | 28-SOIC (0.295" / 7.50 mm width) |
| Montageart | Surface Mount |
| ADC | 10-bit / 12-bit configurable |
| PWM Channels | High-speed motor-control PWM with complementary outputs |
| On-chip Operational Amplifiers | Yes (multiple, for current sensing) |
| RoHS-Status | Compliant |
| Grade | Industrial (-I) |
PIC24EP128MC202-I/SO Pin-Konfiguration
| Pin 1 | MCLR — Master Clear (reset) input |
| Pin 2 | AN0/CVD1 — Analog input 0 / ADC reference |
| Pin 3 | AN1/CVD2 — Analog input 1 |
| Pin 4 | AN2 — Analog input 2 |
| Pin 5 | AN3 — Analog input 3 |
| Pin 6 | AN4 — Analog input 4 |
| Pin 7 | AN5 — Analog input 5 |
| Pin 8 | VREF+/AVDD — Analog reference positive / analog supply |
| Pin 9 | VREF-/AVSS — Analog reference negative / analog ground |
| Pin 10 | AN6 — Analog input 6 |
| Pin 11 | AN7 — Analog input 7 |
| Pin 12 | VSS — Digital ground |
| Pin 13 | VDD — Digital supply (3.0-3.6 V) |
| Pin 14 | OSC1/CLKI — Oscillator input |
| Pin 15 | OSC2/CLKO — Oscillator output |
| Pin 16 | PWM1L — PWM 1 low-side output |
| Pin 17 | PWM1H — PWM 1 high-side output |
| Pin 18 | PWM2L — PWM 2 low-side output |
| Pin 19 | PWM2H — PWM 2 high-side output |
| Pin 20 | PWM3L — PWM 3 low-side output |
| Pin 21 | PWM3H — PWM 3 high-side output |
| Pin 22 | RB0 — I/O port B bit 0 |
| Pin 23 | RB1 — I/O port B bit 1 |
| Pin 24 | RB2 — I/O port B bit 2 |
| Pin 25 | RB3 — I/O port B bit 3 |
| Pin 26 | RB4 — I/O port B bit 4 |
| Pin 27 | RB5 — I/O port B bit 5 |
| Pin 28 | RB6 — I/O port B bit 6 |
Typische Anwendungen
PIC24EP128MC202-I/SO ist geeignet für 6 Anwendungs: Brushless DC (BLDC) Motor Drive, Permanent Magnet Synchronous Motor (PMSM) Controller, AC Induction Motor Variable-Frequency Drive, Switched Reluctance Motor (SRM) Controller, Industrial Automation Servo Drive, Power Tool Motor Controller.
Brushless DC (BLDC) Motor Drive
The PIC24EP128MC202-I/SO is purpose-built for 3-phase BLDC motor control, where its 70 MIPS core executes commutation loops in under 14 µs and its dedicated motor-control PWM generates complementary 6-output drive signals with programmable dead-time. The on-chip operational amplifiers interface directly to low-side shunt resistors for current sensing, eliminating external op-amps and reducing BOM count. The 128 KB Flash accommodates full sensorless observer firmware (Bemf or MRAS estimators) and the wide 3.0-3.6 V supply simplifies integration with 3.3 V gate drivers such as the Microchip MCP8024. Industrial-grade -40 °C to +85 °C temperature range suits BLDC pumps, ceiling fans, and appliance drives.
Empfohlen
Permanent Magnet Synchronous Motor (PMSM) Controller
For PMSM field-oriented control (FOC), the PIC24EP128MC202-I/SO delivers the cycle budget required for Park/Clarke transforms, space-vector modulation and rotor position estimation every 50 µs at 20 kHz PWM. The dedicated high-speed PWM with 7.14 ns resolution enables sine-wave output even at very low speeds, while on-chip op-amps condition phase-current measurements for the FOC current loop. 128 KB of Flash comfortably holds sensorless FOC code with rotor pre-alignment and start-up routines. The 28-SOIC footprint drops into the same PCB layout as 8-bit PIC16F motor-control designs, enabling upgrade paths.
Empfohlen
AC Induction Motor Variable-Frequency Drive
The PIC24EP128MC202-I/SO handles scalar V/Hz and vector-controlled induction motor drives in the sub-1 kW range, where its 70 MIPS performance runs V/Hz profiles with slip compensation and acceleration ramps. The on-chip op-amps interface to DC-bus current shunts or Hall-effect sensors, and the configurable 10-bit/12-bit ADC samples phase currents at the PWM midpoint for ripple-free measurements. Industrial temperature grade and 128 KB Flash allow full braking routines, fault recovery sequences and serial comms stacks. Combined with a 3-phase inverter power stage, this MCU forms a complete variable-frequency drive.
Empfohlen
Switched Reluctance Motor (SRM) Controller
The PIC24EP128MC202-I/SO supports switched reluctance drives by leveraging its high-speed PWM with independent phase control, required to fire asymmetric half-bridges in sequence. The 70 MIPS core computes commutation angles from rotor-position feedback (Hall sensors or sensorless inductance methods) in real time. On-chip op-amps amplify phase current transients, while the 10/12-bit ADC digitizes them within the PWM cycle. 128 KB Flash accommodates position-sensorless observers and torque-ripple minimization algorithms that significantly extend SRM industrial viability.
Empfohlen
Industrial Automation Servo Drive
The PIC24EP128MC202-I/SO suits sub-500 W servo drives and stepper-servo hybrids used in factory automation, packaging machines and small CNC spindles. Its 70 MIPS core runs PID position/velocity/torque loops at 4-8 kHz update rate, with EtherCAT or CANopen stacks fitting within the 128 KB Flash. Industrial-grade -40 °C to +85 °C operation tolerates cabinet mounting, and the 28-SOIC wide-body package provides robust solder joints in vibration-prone factory environments. The motor-control peripherals drive the power stage directly, removing external timer/logic ICs.
Empfohlen
Power Tool Motor Controller
Cordless power tools (drill, impact driver, circular saw, leaf blower) deploy the PIC24EP128MC202-I/SO as the brushless motor controller thanks to its compact 28-SOIC footprint, low 3.3 V supply (compatible with single-cell Li-ion boost rails) and integrated motor-control peripherals. The 70 MIPS core runs torque-limiting, soft-start and battery-current regulation, while the on-chip op-amps sense motor phase currents via shunt resistors. 128 KB Flash stores tool-mode profiles, thermal-protection firmware and UART/BLE-side control protocols. The -I industrial temperature range tolerates trigger-grip heat rise.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC24EP128MC202-I/SO – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC24EP128GP202-I/SO | PIC24EP64MC202-I/SO | PIC24EP256MC202-I/SO | PIC24EP128MC204-I/SO | dsPIC33EP32MC202-I/SO |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same |
| Core MIPS | 70 MIPS | 70 MIPS - same | 70 MIPS - same | 70 MIPS - same | 70 MIPS - same | 70 MIPS - same |
| Flash Memory | 128 KB | 128 KB - same | 64 KB (-50%) | 256 KB (+100%) | 128 KB - same | 32 KB (-75%) |
| Motor Control Peripherals | Yes (PWM + op-amps) | No (general-purpose variant) | Yes - same | Yes - same | Yes - same | Yes + DSP engine |
| DSP Engine | No | No | No | No | No | Yes |
| Operating Voltage | 3.0-3.6 V | 3.0-3.6 V - same | 3.0-3.6 V - same | 3.0-3.6 V - same | 3.0-3.6 V - same | 3.0-3.6 V - same |
Wichtigste Unterscheidungsmerkmale
- Integrated motor-control PWM with 7.14 ns resolution (vs. PIC24EP128GP202-I/SO)
- On-chip operational amplifiers for current sensing (vs. PIC24EP128GP202-I/SO)
- Same MC peripherals, smaller Flash for cost-optimized designs (vs. PIC24EP64MC202-I/SO)
Designhinweise
Power the PIC24EP128MC202-I/SO from a regulated 3.3 V LDO such as MCP1810 sourced from the 5 V or 12 V gate-driver supply. Place a 10 µF bulk capacitor plus a 0.1 µF ceramic capacitor close to each VDD/VSS pair. AVDD and AVSS should be sourced from the same 3.3 V rail through a ferrite bead or from a separate low-noise LDO to preserve ADC accuracy on motor current-sense channels. Decoupling-to-ground trace length must stay under 5 mm to suppress switching-noise injection during PWM edges.
Route the PWM1L/PWM1H, PWM2L/PWM2H and PWM3L/PWM3H pairs to the gate-driver inputs as matched-length traces to minimize skew between high-side and low-side signals. Keep analog-current-sense op-amp inputs short and direct to the shunt resistors, with a ground island that joins the MCU analog ground at a single point. Avoid routing PWM traces parallel to analog-feedback traces to prevent capacitive coupling into the ADC inputs.
Always configure unused I/O pins as outputs (driven low) to minimize quiescent current - input-floating pins can draw several hundred microamps and destabilize ADC reference voltage. Do not exceed the 3.6 V absolute-maximum on any I/O; the MCU does NOT tolerate 5 V inputs. Ensure MCLR is pulled up with a 10 kΩ resistor and a decoupling capacitor for clean reset behavior, and verify the ICP/ICD programming connector does not share pins with hardware that drives them at power-up.
Compliance-Informationen
Industrial-grade (-I) variant. Not AEC-Q100 qualified - automotive designs require dsPIC33EP-MC parts designated for automotive grade. RoHS and lead-free status per Microchip product page.
