PIC24EP32MC202T-E/SS - 16-bit 60 MIPS 32KB Flash MCU | Microchip
MPN: PIC24EP32MC202T-E/SS ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.18 | $6.18 |
| 10 | $5.55 | $55.50 |
| 100 | $4.92 | $492.00 |
| 500 | $4.3 | $2,150.00 |
| 1,000 | $3.78 | $3,780.00 |
PIC24EP32MC202T-E/SS Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, and peripheral interfaces onto one silicon die. The PIC24E sub-family is Microchip's high-performance 16-bit DSP-enhanced architecture, and the PIC24EP32MC202T-E/SS specifically targets motor-control applications, sitting within the broader taxonomy of microcontroller -> embedded controller -> semiconductor IC.
Key features include a 60 MIPS CPU with DSP instructions, 32KB self-programmable Flash, 2KB SRAM, integrated motor-control PWM with dedicated time base, 12-bit ADC up to 1.1 Msps, and a rich connectivity set (I2C, IrDA, LIN, SPI, UART/USART). The AEC-Q100 qualification makes it suitable for automotive applications, and it operates across an extended temperature range suitable for harsh industrial environments.
The device uses a modified Harvard architecture with separate program and data buses, plus a 16 x 16-bit hardware multiplier that enables single-cycle MAC operations critical for field-oriented motor control loops. The 32KB Flash supports live update via the in-circuit serial programming interface.
Typical applications include BLDC/PMSM motor drives, sensorless motor control, automotive HVAC actuators, industrial variable-frequency drives, and power-conversion control boards where deterministic PWM edge timing and fast ADC sampling directly impact torque ripple and acoustic noise performance.
When designing with this part, ensure the supply decoupling network includes 100nF and 10uF capacitors placed within 5mm of the VDDCORE pin; ignore this and high-current digital switching will couple into the analog supply, degrading ADC SNR by several dB.
This page synthesizes distributor pricing, drop-in alternatives across temperature grades and packaging, and practical design notes not consolidated on any single manufacturer datasheet page.
Drop-in alternatives for PIC24EP32MC202T-E/SS — 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 PIC24EP32MC202T-E/SS (same form factor and footprint) — differing in ADC, Package, Core Architecture, Program Memory, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP32MC202-I/SS
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP32MC202-E/SP
✅ Drop-In✓ In Stock
$4.38 / Unit
View Datasheet →PIC24EP32MC202T-E/MM
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP32MC202-E/MM
✅ Drop-In✓ In Stock
$2.78 / Unit
View Datasheet →PIC24EP32MC202-E/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP32MC202T-E/SO
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP32MC202T-E/SS Maximum Ratings & Electrical Characteristics
| Core | PIC24E (16-bit MCU) |
| Core Architecture | PIC |
| Program Memory | 32 KB Flash (10.7K x 24) |
| RAM | 2 KB |
| Maximum CPU Speed | 60 MIPS |
| Operating Voltage Range | 3.0 V to 3.6 V |
| Operating Temperature Range | -40C to +125C (E grade, extended) |
| ADC | 10/12-bit, up to 1.1 Msps |
| PWM Channels | 6 PWM outputs dedicated to motor control |
| Connectivity | I2C, IrDA, LINbus, QEI, SPI, UART/USART |
| Package | 28-SSOP (5.30 mm) |
| Mounting Type | Surface Mount |
| Qualification | AEC-Q100 |
| RoHS Status | Compliant |
| MSL Level | 1 (unlimited floor life at <30C/85% RH) |
| Peripherals | Brown-out Detect, Motor Control PWM, POR, PWM, QEI, WDT |
PIC24EP32MC202T-E/SS Pin Configuration
| Pin 1 | SDA1/RP15/CN15/PMPA0/AN15/REFO — I2C1 data / Remappable pin / PWM input / Analog input 15 |
| Pin 2 | SCL1/RP14/CN14/PMPA1/AN14/RB14 — I2C1 clock / Remappable pin / Analog input 14 |
| Pin 3 | RP13/CN13/PMPA2/AN13/RB13 — Remappable pin / PWM / Analog input 13 |
| Pin 4 | RP12/CN12/PMPA3/AN12/RB12 — Remappable pin / PWM / Analog input 12 |
| Pin 5 | RP11/CN11/PMPA4/AN11/RB11 — Remappable pin / PWM / Analog input 11 |
| Pin 6 | RP10/CN10/PMPA5/AN10/RB10 — Remappable pin / PWM / Analog input 10 |
| Pin 7 | RP9/CN9/PMPA6/AN9/RB9 — Remappable pin / PWM / Analog input 9 |
| Pin 8 | RP8/CN8/PMPA7/AN8/RB8 — Remappable pin / PWM / Analog input 8 |
| Pin 9 | VSS — Ground reference |
| Pin 10 | OSC1/CLKI/RA2 — Crystal oscillator input / external clock |
| Pin 11 | OSC2/CLKO/RA3 — Crystal oscillator output |
| Pin 12 | PGEC1/AN7/RA4 — ICSP programming clock / Analog input 7 |
| Pin 13 | PGED1/AN6/RA5 — ICSP programming data / Analog input 6 |
| Pin 14 | AVDD — Analog supply (tie to VDD) |
| Pin 15 | AVSS — Analog ground (tie to VSS) |
| Pin 16 | AN5/C5IN+/C5IN-/CVREF/RA0 — Analog input 5 / Comparator input |
| Pin 17 | AN4/C4IN+/C4IN-/RA1 — Analog input 4 / Comparator input |
| Pin 18 | VCAP/VDDCORE — Core voltage decoupling (external 10uF cap) |
| Pin 19 | QEI1A/RP5/CN5/PMPB0/AN3/RA9 — QEI phase A / Remappable pin |
| Pin 20 | QEI1B/RP4/CN4/PMPB1/AN2/RB4 — QEI phase B / Remappable pin |
| Pin 21 | RP3/CN3/PMPB2/AN1/RB3 — Remappable pin / Analog input 1 |
| Pin 22 | RP2/CN2/PMPB3/AN0/RB2 — Remappable pin / Analog input 0 |
| Pin 23 | RP1/CN1/PMPB4/INT0/RB1 — Remappable pin / External interrupt 0 |
| Pin 24 | RP0/CN0/PMPB5/INT1/RB0 — Remappable pin / External interrupt 1 |
| Pin 25 | U1TX/RP7/CN7/RB7 — UART1 transmit / Remappable pin |
| Pin 26 | U1RX/RP6/CN6/RB6 — UART1 receive / Remappable pin |
| Pin 27 | VDD — Digital supply 3.0V to 3.6V |
| Pin 28 | MCLR/RP15 — Master Clear reset (active low) / Remappable pin |
Typical Applications
PIC24EP32MC202T-E/SS is suitable for 7 applications: BLDC / PMSM Motor Control, Automotive HVAC Actuators, Industrial Variable Frequency Drives, Power Conversion / SMPS Control, Sensorless FOC Compressors, Robotics / Drone BLDC ESC, Industrial Servo Drives.
BLDC / PMSM Motor Control
The PIC24EP32MC202T-E/SS is purpose-built for sensorless and sensored BLDC/PMSM motor control. Its 60 MIPS CPU executes field-oriented control (FOC) loops within 16 microseconds, while six dedicated PWM channels with programmable dead-band generation produce complementary switching signals for a three-phase inverter bridge at 20 kHz+. The 12-bit ADC sampling at 1.1 Msps captures phase currents with sub-microsecond resolution - critical for torque ripple reduction. AEC-Q100 qualification extends deployment to under-hood automotive pumps and fans where ambient temperatures reach 125C.
Recommended
Automotive HVAC Actuators
In automotive HVAC damper and blower actuators, the PIC24EP32MC202T-E/SS delivers 60 MIPS of compute headroom for PI speed loops and stall detection. The AEC-Q100 grade 0 qualification, extended -40C to +125C temperature range, and integrated LINbus interface enable direct connection to body-control modules without external transceivers. QEI inputs read damper-position encoders, while the 6-channel PWM drives the BLDC actuator motor in a compact 28-SSOP footprint that survives under-dash thermal stress.
Recommended
Industrial Variable Frequency Drives
The PIC24EP32MC202T-E/SS serves as the control MCU in industrial VFDs up to several hundred watts. Its 60 MIPS performance and DSP instructions (MAC, ED, EDAC) execute Clarke/Park transforms and space-vector PWM within tight switching cycles, while dedicated PWM fault inputs disable outputs within 100 nanoseconds of an overcurrent event. The 32KB Flash stores application code and tuning parameters, and the 2KB SRAM holds runtime motor-state variables. SSOP-28 surface-mount packaging supports automated assembly lines.
Recommended
Power Conversion / SMPS Control
For digital switch-mode power supplies and DC-DC converters, the PIC24EP32MC202T-E/SS provides 60 MIPS of compute for voltage-mode and current-mode control loops running at 100 kHz+. Its 12-bit ADC sampling at 1.1 Msps reads output voltage and current with sufficient accuracy for <1 percent regulation. The configurable PWM module generates high-resolution duty cycles at the SMPS switching frequency, and QEI can decode auxiliary telemetry such as fan RPM. AEC-Q100 qualification suits industrial-rail power converters.
Recommended
Sensorless FOC Compressors
Hermetic compressor inverters for refrigerators and heat pumps use the PIC24EP32MC202T-E/SS to run sensorless FOC on BLDC compressors. The 60 MIPS CPU sustains observer-based rotor-position estimation algorithms while simultaneously driving PWM outputs at 20 kHz+, keeping audible noise below 40 dB. AEC-Q100 grade 0 supports outdoor unit deployment. The 28-SSOP package fits the small PCB area inside the compressor inverter housing.
Recommended
Robotics / Drone BLDC ESC
In small unmanned aerial vehicles and robotics, the PIC24EP32MC202T-E/SS functions as the electronic-speed-controller (ESC) MCU running fast current loops for each rotor. Its 60 MIPS CPU and DSP MAC instructions process per-cycle current measurements while 32KB Flash stores tuning tables for multiple motor types. PWM outputs drive external gate drivers for FET half-bridges, and UART enables bidirectional telemetry with the flight controller.
Recommended
Industrial Servo Drives
For small industrial servo drives up to 100 W, the PIC24EP32MC202T-E/SS provides PID position loops with deterministic cycle times. QEI decodes incremental encoder A/B/Z signals at up to several MHz to track rotor position, while the dedicated PWM module drives a three-phase inverter with center-aligned switching. The 60 MIPS core and DSP MAC instructions handle trajectory planning and filter math, and AEC-Q100 qualification enables deployment on factory-automation lines with harsh thermal environments.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP32MC202T-E/SS — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP32MC202-I/SS | PIC24EP32MC202-E/SP | PIC24EP32MC202T-E/MM | PIC24EP32MC202-E/MM | PIC24EP32MC202-E/SO | PIC24EP32MC202T-E/SO |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SSOP | 28-SSOP - same | 28-SPDIP - through-hole | 28-QFN - rework footprint | 28-QFN | 28-SOIC | 28-SOIC |
| Core Architecture | PIC24E 16-bit | PIC24E 16-bit | PIC24E 16-bit | PIC24E 16-bit | PIC24E 16-bit | PIC24E 16-bit | PIC24E 16-bit |
| Maximum CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Program Memory | 32 KB Flash | 32 KB Flash | 32 KB Flash | 32 KB Flash | 32 KB Flash | 32 KB Flash | 32 KB Flash |
| Temperature Grade | E (-40C to +125C) | I (-40C to +85C) | E (-40C to +125C) | E (-40C to +125C) | E (-40C to +125C) | E (-40C to +125C) | E (-40C to +125C) |
| AEC-Q100 Qualified | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| Packaging Format | Tape & Reel (-T) | Tube | Tube | Tape & Reel (-T) | Tube | Tube | Tape & Reel (-T) |
Key Differentiators
- AEC-Q100 grade 0 qualification with -40C to +125C operating range (vs PIC24EP32MC202-I/SS)
- Six dedicated motor-control PWM channels with hardware dead-band (vs PIC24EP32GP202T-I/SS)
- 60 MIPS DSP-enhanced core with 16x16 hardware MAC (vs PIC24FJ64GA002-I/SS)
Design Notes
The PIC24EP32MC202T-E/SS requires a 3.3V regulated supply; connect VDD and AVDD through separate traces tied together at a single point near the regulator. Place a 10uF ceramic capacitor directly on the VCAP/VDDCORE pin (pin 18) and a 100nF cap on each VDD/AVDD pair within 5mm of the IC. Voltage droop on VCAP during PWM-driven load transients will cause core logic resets - never share the VCAP bulk capacitor with any other IC.
Route the 6 PWM outputs as differential pairs (PWM1H/PWM1L etc.) with matched lengths within 2mm to minimize dead-band timing mismatch. Keep the analog ADC traces (AN0-AN15) away from the PWM switching nets by at least 3x trace width. Place the ground pour directly under the SSOP-28 footprint with stitch vias on 5mm grid to provide a low-impedance return for the high-di/dt motor-drive currents.
Do not exceed 3.6V on VDD/AVDD - this part is NOT 5V tolerant on the supply pins (only on selected I/O). The MCLR pin (pin 28) requires a 10k pull-up to VDD; leaving it floating causes intermittent resets. For in-circuit serial programming, both PGEC1 (pin 12) and PGED1 (pin 13) must be accessible - do not connect them only to low-impedance loads.
The 12-bit ADC achieves full 1.1 Msps throughput only when the source impedance is below 200 ohms. Add an external op-amp buffer (e.g., MCP6021) when sensing high-impedance current-shunt signals directly. For QEI position feedback, the encoder inputs should be AC-coupled with 1nF caps if cable lengths exceed 100mm to reject common-mode noise from the motor.
Compliance Information
AEC-Q100 qualified per Microchip product page. RoHS compliant. Halogen-free per Microchip environmental compliance data. Lead-free reflow profile per JEDEC J-STD-020 MSL1.
