PIC24EP128MC202-I/MM - 16-bit 70 MIPS 128KB Flash Motor MCU | Microchip
MPN: PIC24EP128MC202-I/MM ✓ פעילPIC24EP128MC202-I/MM סקירה
A 16-bit microcontroller (MCU) is an integrated circuit containing a CPU, program memory (Flash), data memory (SRAM), and on-chip peripherals on a single die. Within the broader taxonomy, the PIC24EP belongs to the digital signal controller (DSC) class - devices that combine a microcontroller architecture with DSP-grade instructions for real-time control loops. PIC24EP sits in the high-performance tier of Microchip's PIC24 family, above baseline PIC24F parts, and offers dedicated motor-control peripherals including up to 6 PWM channels with multiple modes and on-chip op-amps for current sensing.
Key features include 70 MIPS CPU speed, 128 KB Flash (43K x 24 words), 16 KB SRAM, integrated high-speed PWM with up to 6 channels, multiple on-chip operational amplifiers for current sensing, advanced analog (12-bit ADC), and a rich set of communication peripherals. The MM package pinout supports field-oriented control (FOC) loops with minimal external components. Integrated op-amps reduce BOM by eliminating external current-sense amplifiers in most brushless DC motor designs.
Typical applications include BLDC/PMSM motor drives, field-oriented control inverters, industrial fans and pumps, automotive HVAC actuators, and high-precision servo control. The high PWM resolution and on-chip analog front-end make it well suited to sensorless and sensored motor control algorithms.
When designing with this MCU, ensure the 28-QFN exposed pad is properly soldered for thermal dissipation; this device is rated for the -40 C to +85 C industrial temperature range. Memory-mapped peripherals and a deterministic interrupt controller allow consistent loop times critical for smooth torque and speed control.
חלופות תחליף ישיר עבור PIC24EP128MC202-I/MM — אותו מארז, תואם פין-לפין. חלקים במארז שונה הדורשים עיבוד מחדש של ה-PCB אינם נכללים.
וריאנטים בסדרה זו
דגמים מאותה סדרה התואמים Drop-in עם PIC24EP128MC202-I/MM (אותו גורם צורה וטביעת רגל) — שונים ב Operating Temperature, Package, ADC, CPU Speed, Core.
PIC24EP128MC202-E/MM
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
PIC24EP128MC202-H/MM
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC24EP256MC202-I/MM
✅ Drop-Inצור קשר לקבלת מחיר
הצג גיליון נתונים ←PIC24EP128MC202-I/SP
✅ Drop-In📋 חלופה להתייחסות (לא בקטלוג)
PIC24EP128MC202-I/MM דירוגים מרביים ומאפיינים חשמליים
| Core | PIC24E (16-bit modified Harvard) |
| CPU Speed | 70 MIPS |
| Program Memory (Flash) | 128 KB (43K x 24) |
| RAM | 16 KB |
| מארז | 28-QFN-S EP (MM) 6x6 mm |
| Operating Voltage (Vdd) | 3.0 V to 3.6 V |
| טמפרטורת פעולה | -40 C to +85 C (Industrial, 'I') |
| PWM Channels | Up to 6 high-resolution outputs |
| On-chip Operational Amplifiers | Multiple integrated op-amps |
| ADC | 12-bit, multi-channel |
| סוג הרכבה | Surface Mount |
| רמת MSL | MSL3 (per JEDEC J-STD-020) |
| סטטוס RoHS | Compliant |
| AEC-Q100 | Not qualified (-I/MM industrial grade); see -E/MM for automotive |
| Series | PIC24EP |
תצורת פינים של PIC24EP128MC202-I/MM
| פין 1 | MCLR — Master Clear (reset) input, active-low |
| פין 2 | AN0/RP0 — Analog input 0 / remappable peripheral pin 0 |
| פין 3 | AN1/RP1 — Analog input 1 / remappable peripheral pin 1 |
| פין 4 | PWM1H/RP2 — PWM1 high-side output / remappable peripheral pin 2 |
| פין 5 | PWM1L/RP3 — PWM1 low-side output / remappable peripheral pin 3 |
| פין 6 | PWM2H/RP4 — PWM2 high-side output / remappable peripheral pin 4 |
| פין 7 | PWM2L/RP5 — PWM2 low-side output / remappable peripheral pin 5 |
| פין 8 | VSS — Ground reference |
| פין 9 | OSCI/CLKI — Crystal oscillator input / external clock input |
| פין 10 | OSCO/CLKO — Crystal oscillator output |
| פין 11 | PWM3H/RP6 — PWM3 high-side output / remappable peripheral pin 6 |
| פין 12 | PWM3L/RP7 — PWM3 low-side output / remappable peripheral pin 7 |
| פין 13 | AN2/RP8 — Analog input 2 / remappable peripheral pin 8 |
| פין 14 | AN3/RP9 — Analog input 3 / remappable peripheral pin 9 |
| פין 15 | VSS — Ground reference |
| פין 16 | VDD — Digital supply voltage 3.0-3.6 V |
| פין 17 | AVSS — Analog ground |
| פין 18 | AVDD — Analog supply voltage |
| פין 19 | AN4 — Analog input 4 |
| פין 20 | AN5/CVREF — Analog input 5 / comparator voltage reference |
| פין 21 | PWM4H/RP10 — PWM4 high-side output / remappable peripheral pin 10 |
| פין 22 | PWM4L/RP11 — PWM4 low-side output / remappable peripheral pin 11 |
| פין 23 | PWM5H/RP12 — PWM5 high-side output / remappable peripheral pin 12 |
| פין 24 | PWM5L/RP13 — PWM5 low-side output / remappable peripheral pin 13 |
| פין 25 | PWM6H/RP14 — PWM6 high-side output / remappable peripheral pin 14 |
| פין 26 | PWM6L/RP15 — PWM6 low-side output / remappable peripheral pin 15 |
| פין 27 | PGED1/RP16 — ICD data / remappable peripheral pin 16 |
| פין 28 | PGEC1/RP17 — ICD clock / remappable peripheral pin 17 |
יישומים טיפוסיים
PIC24EP128MC202-I/MM מתאים עבור 6 יישוםs: BLDC/PMSM Motor Control, Field-Oriented Control (FOC) Inverters, Industrial Fans and Pumps, Automotive HVAC Actuators, Precision Servo Control, Sensorless BLDC Drivers.
BLDC/PMSM Motor Control
The PIC24EP128MC202-I/MM is purpose-built for brushless DC and permanent magnet synchronous motor control, integrating high-resolution PWM, on-chip operational amplifiers, and a 12-bit ADC. Its 70 MIPS CPU executes field-oriented control (FOC) loops within the typical 10-50 us cycle time required for smooth commutation at 30,000 RPM. The integrated op-amps eliminate external current-sense amplifiers, reducing BOM cost and PCB area. This makes it ideal for compact BLDC drivers in fans, pumps, drones, and e-mobility. Designers can implement sensorless back-EMF or sensored FOC with deterministic interrupt latency from the peripheral engine.
מומלץ
Field-Oriented Control (FOC) Inverters
For FOC inverters driving industrial servo motors, the PIC24EP128MC202-I/MM delivers the CPU throughput and PWM resolution needed for sinusoidal commutation. Its 6 PWM channels support complementary high-side/low-side drive with programmable dead-time insertion, while on-chip op-amps handle shunt-based phase-current sensing without external amplifiers. The 70 MIPS core runs the Park/Clarke transforms, PI controllers, and SVPWM generator within tight loop times. The 28-QFP exposed pad supports thermal dissipation for full-load industrial operation. This combination enables single-MCU inverter designs up to several hundred watts.
מומלץ
Industrial Fans and Pumps
Variable-speed industrial fans and pumps benefit from the PIC24EP128MC202-I/MM's BLDC control capability and low BOM integration. The on-chip op-amps interface directly to low-side shunt resistors, while the high-resolution PWM delivers quiet acoustic performance critical for HVAC and white-goods applications. Operating from 3.0-3.6 V at -40 C to +85 C industrial range, it withstands harsh factory-floor environments. Energy-efficiency algorithms such as sensorless FOC with flux-weakening maximize runtime on battery or solar-powered pumps. The 28-QFN package fits within space-constrained pump controller housings.
מומלץ
Automotive HVAC Actuators
For automotive HVAC flap and blower actuators, the PIC24EP128MC202-I/MM (or its -E/MM AEC-Q100 sibling) drives small BLDC motors with precise speed and torque control. The MCU's PWM and ADC peripherals support sensorless or single-shunt current sensing in a compact 28-QFN footprint that fits inside actuator housings. LIN or CAN connectivity enables body-control-module integration. Operating from -40 C to +85 C industrial range, it handles under-hood thermal conditions when paired with the -E automotive variant. This application benefits from Microchip's automotive-qualified tool chain and functional safety documentation.
מומלץ
Precision Servo Control
The PIC24EP128MC202-I/MM powers precision servo drives in robotics, CNC machines, and camera gimbals where deterministic real-time control is essential. Its 70 MIPS performance and multi-channel high-resolution PWM deliver smooth torque and position control, while the on-chip op-amps sample phase currents at high PWM rates for closed-loop feedback. The peripheral event trigger and DMA engine offload time-critical sampling from the CPU, freeing cycles for trajectory planning and kinematics. Industrial operating temperature and the 28-QFN package suit the demanding environments of factory automation.
מומלץ
Sensorless BLDC Drivers
Sensorless BLDC designs benefit from the PIC24EP128MC202-I/MM's fast ADC and high-resolution PWM that sample back-EMF zero-crossings with sub-microsecond accuracy. The 70 MIPS CPU executes zero-crossing detection, commutation timing, and start-up algorithms in real time without external DSP chips. On-chip op-amps can be repurposed for back-EMF amplification in low-voltage designs, reducing component count. The MCU's 128 KB Flash accommodates sensorless algorithms plus optional UART/I2C communication for IoT-connected motor nodes in smart-home appliances and battery tools.
מומלץ
סיכום מוצרים מומלצים
נתוני עזר הנדסיים עבור PIC24EP128MC202-I/MM — השוואה, הנחיות תכנון ומידע על תאימות.
מדריך בחירה
השוואה עם חלופות
| פרמטר | מוצר זה | PIC24EP128MC202-E/MM | PIC24EP128MC202-H/MM | PIC24EP256MC202-I/MM | PIC24EP128MC202-I/SP |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN-S EP (MM) 6x6 mm | 28-QFN-S EP (MM) 6x6 mm - same | 28-QFN-S EP (MM) 6x6 mm - same | 28-QFN-S EP (MM) 6x6 mm - same | 28-SPDIP (SP) - through-hole variant |
| Flash Memory | 128 KB | 128 KB | 128 KB | 256 KB | 128 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +125 C (Automotive/AEC-Q100) | -40 C to +150 C (High-temp) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) |
| On-chip Op-amps | Yes (integrated current-sense) | Yes | Yes | Yes | Yes |
| PWM Channels | Up to 6 (3 pairs) | Up to 6 | Up to 6 | Up to 6 | Up to 6 |
| AEC-Q100 Qualified | No (Industrial grade) | Yes | No (but high-temp grade) | No (Industrial grade) | No (Industrial grade) |
מבדילים עיקריים
- Integrated on-chip operational amplifiers (לעומתPIC24EP128GP202-I/MM)
- Drop-in automotive upgrade path (לעומתPIC24EP128MC202-I/MM vs -E/MM)
- Higher-resolution PWM for quiet motor operation (לעומתPIC24EP128GP202-I/MM)
הערות תכנון
The 28-QFN-S EP package exposes a thermal pad beneath the die that must be soldered to the PCB for proper heat dissipation. Use a 4x4 to 6x6 array of thermal vias (0.3 mm drill, 0.5 mm pitch) connecting the exposed pad to an inner copper plane. Decouple VDD with 100 nF X7R ceramic placed within 3 mm of each VDD pin, plus a bulk 4.7-10 uF tantalum or polymer cap near the package. Place a ferrite bead or pi-filter between digital VDD and analog AVDD to minimize switching noise coupling into ADC measurements.
Estimated: at 70 MIPS continuous CPU activity and 3.3 V supply, core current draw is approximately 30 mA (~100 mW dissipation). The 28-QFN theta_JA is approximately 35 C/W on a 2-layer JEDEC test board, producing a ~3.5 C temperature rise per 100 mW. For industrial environments at 85 C ambient, ensure total dissipation including peripheral current stays below 0.6 W to maintain safe junction temperature under 125 C. Place temperature-sensitive analog traces away from the MCU exposed pad area.
Do not leave the MCLR pin floating - tie it to VDD via a 10 kohm pull-up resistor and a 100 nF cap to ground for noise immunity. The ICD pins (PGEC1/PGED1) must be pulled low during reset via 4.7 kohm resistors to avoid inadvertently entering debug mode on noisy resets. When migrating from PIC24FJ to PIC24EP, note that the EP series requires 3.3 V only; the 5 V-tolerant pins of the FJ family are not present here. Verify PWM channel mapping via PPS (Peripheral Pin Select) before locking the PCB layout.
מידע על תאימות
RoHS compliant per Microchip product page. The -I/MM suffix denotes industrial grade (-40C to +85C) and is NOT AEC-Q100 qualified - choose the -E/MM variant for AEC-Q100 automotive applications. Lead-free and halogen-free per Microchip environmental compliance data.
