PIC24EP64MC204-E/TL - 16-Bit 70MIPS Motor Control MCU | Microchip
MPN: PIC24EP64MC204-E/TL ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.92 | $5.92 |
| 10 | $5.45 | $54.50 |
| 100 | $4.87 | $487.00 |
| 500 | $4.32 | $2,160.00 |
| 1,000 | $3.94 | $3,940.00 |
| 3,000 | $3.58 | $10,740.00 |
PIC24EP64MC204-E/TL Overview
A 16-bit microcontroller (MCU) is a programmable processor core with at least a 16-bit data path, embedded Flash program memory, on-chip RAM, peripherals (timers, PWM, ADC, communication ports), and interrupt logic. The PIC24E family sits in the hierarchy: 16-bit MCU -> modified Harvard architecture MCU -> microcontroller -> embedded processor. The 'PIC24EP' sub-family targets motor-control and digital-power applications with deterministic PWM and analog-front-end integration; the 'MC' infix explicitly indicates motor-control on-chip resources.
Key features include 64 KB self-programmable Flash program memory (22K x 24 words), 8 KB SRAM, three 16-bit timers plus configurable PTG, nine 16-bit capture inputs, hardware quadrature encoder interface, USB 2.0 full-speed OTG, four analog comparators with rail-to-rail inputs, three on-chip operational amplifiers for current sensing, a 12-bit A/D converter capable of up to 1.1 Msps, and an extended temperature (-40 C to +125 C) 'E' industrial grade. The device also includes a JTAG port for boundary scan and an ICD (In-Circuit Debugger) interface.
Internally, the PIC24E core uses a 16-bit modified Harvard architecture with a 24-bit instruction word and DSP-aware ALU supporting MAC operations. The architecture supports C-compiler-friendly addressing and runs the same instruction stream as the dsPIC33E DSC line, enabling code portability across motor-control and DSP applications. The integrated op-amps and comparators form a complete analog front-end for current-sense, back-EMF, and over-current protection directly at the MCU pin.
Typical applications include BLDC and PMSM motor drives (FOC and trapezoidal commutation), sensored or sensorless fan and pump controllers, switched-mode power supplies (PFC + LLC), digital illumination ballasts, industrial servo drives, and any 3-phase inverter requiring tight deterministic PWM-to-current-loop latency. The wide 83-I/O count and PTG enable sophisticated mixed-signal control loops.
When designing with this part, allocate dedicated PCB area for the exposed thermal pad (if present), place 100 nF decoupling on every VDD/AVDD pin pair, and reserve analog ground islands for the on-chip op-amp feedback networks. The PTG timer chain must be configured before enabling peripheral triggers to avoid race conditions.
This page synthesizes distributor stock, parametric drops, and practical motor-control design notes not found on the bare device datasheet.
Drop-in alternatives for PIC24EP64MC204-E/TL — 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 PIC24EP64MC204-E/TL (same form factor and footprint) — differing in Package, Core Architecture, Program Memory (Flash), Timers, RoHS Status.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP64MC204-E/PT
✅ Drop-In✓ In Stock
$4.1 / Unit
View Datasheet →DSPIC33EP64MC204-E/PT
✅ Drop-In✓ In Stock
$2.97 / Unit
View Datasheet →PIC24EP64MC204-I/TL
✅ Drop-In✓ In Stock
$3.28 / Unit
View Datasheet →PIC24EP64MC204-E/TL Maximum Ratings & Electrical Characteristics
| Product Type | 16-bit Microcontroller (MCU) |
| Core Architecture | PIC24E (modified Harvard, 16-bit data path) |
| Family | PIC24EP MC (Motor Control) |
| Clock Speed (CPU) | 60 MHz (up to 70 MIPS) |
| Program Memory (Flash) | 64 KB (22K x 24 words) |
| Data Memory (SRAM) | 8 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Ports | 83 (max) |
| Data Bus Width | 16-bit |
| Operating Temperature Range | -40 C to +125 C (E = Extended Industrial) |
| Package | 44-pin TL (VTLA-44, 10 x 10 mm, 1.10 mm height, lead) |
| On-Chip Op-Amps | 3 |
| Analog Comparators | 4 |
| Quadrature Encoder Interface (QEI) | Yes |
| Peripheral Trigger Generator (PTG) | Yes |
| General Purpose Timers (16-bit) | 9 |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant (per Microchip product page) |
| Lead-Free | Yes (TL suffix indicates lead-free) |
PIC24EP64MC204-E/TL Pin Configuration
| Pin 1 | RP15/PWM3H/PMD15/CN14/RB15 — Remappable I/O / PWM output / data line / interrupt |
| Pin 2 | RP14/PWM2H/PMD14/CN13/RB14 — Remappable I/O / PWM output / data line / interrupt |
| Pin 3 | RP13/PWM1H/PMD13/CN12/RB13 — Remappable I/O / PWM output / data line / interrupt |
| Pin 4 | RP12/PWM3L/PMD12/CN11/RB12 — Remappable I/O / PWM output / data line / interrupt |
| Pin 5 | VDD — Digital supply voltage (3.3 V) |
| Pin 6 | RP11/PWM2L/PMD11/CN10/RB11 — Remappable I/O / PWM output / data line / interrupt |
| Pin 7 | RP10/PWM1L/PMD10/CN9/RB10 — Remappable I/O / PWM output / data line / interrupt |
| Pin 8 | RP9/PMD9/CN8/RB9 — Remappable I/O / data line / interrupt |
| Pin 9 | RP8/PMD8/CN7/RB8 — Remappable I/O / data line / interrupt |
| Pin 10 | RP7/PMD7/CN6/RB7 — Remappable I/O / data line / interrupt |
| Pin 11 | RP6/PMD6/CN5/RB6 — Remappable I/O / data line / interrupt |
| Pin 12 | RP5/PMD5/CN4/RB5 — Remappable I/O / data line / interrupt |
| Pin 13 | RP4/PMD4/CN3/RB4 — Remappable I/O / data line / interrupt |
| Pin 14 | VSS — Digital ground |
| Pin 15 | RP3/PMD3/CN2/RB3 — Remappable I/O / data line / interrupt |
| Pin 16 | RP2/PMD2/CN1/RB2 — Remappable I/O / data line / interrupt |
| Pin 17 | RP1/PMD1/CN0/RB1 — Remappable I/O / data line / interrupt |
| Pin 18 | RP0/PMD0/RB0 — Remappable I/O / data line |
| Pin 19 | AVDD — Analog supply voltage (3.3 V) |
| Pin 20 | AVSS — Analog ground |
| Pin 21 | OA1OUT/AN0/CVD0/C1IN1+/C2IN1+/C3IN1+/C4IN1+/RA0 — Op-amp 1 output / ADC input / comparator input |
| Pin 22 | OA1IN-/AN1/CVD1/C1IN1-/C2IN1-/C3IN1-/C4IN1-/RA1 — Op-amp 1 inverting input / ADC input |
| Pin 23 | OA1IN+/AN2/CVD2/C1IN0/C2IN0/C3IN0/C4IN0/RA2 — Op-amp 1 non-inverting input / ADC input / comparator input |
| Pin 24 | OA2OUT/AN3/CVD3/C1IN2+/C2IN2+/C3IN2+/C4IN2+/RA3 — Op-amp 2 output / ADC input / comparator input |
| Pin 25 | OA2IN-/AN4/CVD4/C1IN3-/RA4 — Op-amp 2 inverting input / ADC input / comparator input |
| Pin 26 | OA2IN+/AN5/CVD5/C1IN0-/RA5 — Op-amp 2 non-inverting input / ADC input / comparator input |
| Pin 27 | AN6/OA3OUT/CVD6/C2IN3-/RA6 — ADC input / Op-amp 3 output / comparator input |
| Pin 28 | AN7/OA3IN-/CVD7/C3IN3-/RA7 — ADC input / Op-amp 3 inverting input / comparator input |
| Pin 29 | AN8/OA3IN+/CVD8/C4IN3-/RA8 — ADC input / Op-amp 3 non-inverting input / comparator input |
| Pin 30 | AN9/CVD9/RP21/RC11 — ADC input / Remappable I/O |
| Pin 31 | AN10/CVD10/RP20/RC10 — ADC input / Remappable I/O |
| Pin 32 | AN11/CVD11/RP19/RC9 — ADC input / Remappable I/O |
| Pin 33 | AN12/CVD12/RP18/RC8 — ADC input / Remappable I/O |
| Pin 34 | VDD — Digital supply voltage (3.3 V) |
| Pin 35 | OSC1/CLKI/RC12 — Crystal oscillator input / external clock input |
| Pin 36 | OSC2/CLKO/RC13 — Crystal oscillator output / clock output |
| Pin 37 | SOSCI/RC14 — Secondary oscillator input (32.768 kHz) |
| Pin 38 | SOSCO/RC15 — Secondary oscillator output |
| Pin 39 | VSS — Digital ground |
| Pin 40 | PGEC1/AN15/CVD15/RP17/RC7 — ICD clock / ADC input / Remappable I/O |
| Pin 41 | PGED1/AN16/CVD16/RP16/RC6 — ICD data / ADC input / Remappable I/O |
| Pin 42 | TMS/AN14/CVD14/RP22/RC4 — JTAG test mode select / ADC input / Remappable I/O |
| Pin 43 | TCK/AN13/CVD13/RP23/RC5 — JTAG test clock / ADC input / Remappable I/O |
| Pin 44 | TDO/AN17/CVD17/RP24/RC3 — JTAG test data out / ADC input / Remappable I/O |
Typical Applications
PIC24EP64MC204-E/TL is suitable for 6 applications: BLDC / PMSM Motor Drive (Field-Oriented Control), Industrial Servo and Stepper Drive, Switched-Mode Power Supply (PFC + LLC) Digital Control, Digital LED Lighting Ballast and Dimming, Automotive Auxiliary Motor and Pump Controller, Industrial Fan and Blower Speed Controller.
BLDC / PMSM Motor Drive (Field-Oriented Control)
The PIC24EP64MC204-E/TL is purpose-built for 3-phase brushless DC (BLDC) and permanent-magnet synchronous motor (PMSM) drives using field-oriented control (FOC). Its 70 MIPS throughput executes a complete Park/Clarke transform plus PI current loop at switching frequencies up to 50 kHz with measurable margin. The integrated high-speed MCPWM module directly drives three half-bridges with programmable dead-time insertion and fault shut-down, while the three on-chip op-amps handle shunt-resistor current sensing without external amplifiers. The 64 KB program memory holds FOC lookup tables, ramp-up profiles, and sensorless observer code; the 8 KB SRAM buffers ADC samples and the SVM duty-cycle variables. The QEI peripheral accepts encoder A/B/index signals directly for sensored commutation. Operating supply 3.0-3.6 V; 83 max I/O; -40 C to +125 C extended-industrial grade.
Recommended
Industrial Servo and Stepper Drive
The PIC24EP64MC204-E/TL fits industrial servo and stepper drives that demand deterministic position-loop latency, multiple communication ports, and high I/O density. Its quadrature encoder interface (QEI) accepts differential A/B/Index signals from incremental encoders with hardware counting; the MCPWM generates precisely timed step/dir pulses for stepper drivers with microstepping support via DMA-driven timers. The 83 I/O ports accommodate end-stop limits, home sensors, brake relays, and analog feedback simultaneously, while the 12-bit ADC samples load-cell or torque-sensor signals at 100 ksps for closed-loop force control. The extended -40 C to +125 C temperature range supports cabinet-mounted drives near power electronics. Operating supply 3.0-3.6 V; 64 KB Flash; 8 KB SRAM; 4 analog comparators.
Recommended
Switched-Mode Power Supply (PFC + LLC) Digital Control
The PIC24EP64MC204-E/TL is well suited to digital control of switched-mode power supplies (SMPS), including PFC boost stages and resonant LLC converters. Its 70 MIPS throughput executes average-current-mode control loops at 100 kHz switching frequency with adequate margin for housekeeping and protection. The high-speed MCPWM drives primary-side and synchronous-rectifier MOSFETs with programmable dead-time, while the 12-bit ADC samples input voltage, input current, output voltage, and primary current simultaneously. The four analog comparators provide hardware over-current and over-voltage protection independent of software latency. The 64 KB Flash holds control firmware and lookup tables; the 8 KB SRAM buffers DMA-driven ADC sample streams. Operating supply 3.0-3.6 V from auxiliary winding or auxiliary SMPS; -40 C to +125 C.
Recommended
Digital LED Lighting Ballast and Dimming
The PIC24EP64MC204-E/TL enables digital LED drivers and ballasts with high-frequency PWM dimming and power-factor correction. Its 16-bit timers support DALI, 0-10 V, and DMX dimming protocols in firmware, while the 12-bit ADC samples LED current for closed-loop constant-current regulation. The 83 I/O ports drive multi-channel RGBW LED strings directly via high-side MOSFETs or LED driver ICs. The integrated op-amps condition current-sense resistor signals for accurate dimming at low duty cycles where LED efficiency drops. The 64 KB Flash supports complex dimming curves, color-temperature blending, and networked lighting protocols. Operating supply 3.0-3.6 V; -40 C to +125 C for outdoor luminaires and industrial fixtures.
Recommended
Automotive Auxiliary Motor and Pump Controller
The PIC24EP64MC204-E/TL targets automotive auxiliary motor controllers such as water pumps, oil pumps, fuel pumps, HVAC blowers, and electric coolant valves. Its extended -40 C to +125 C temperature grade tolerates under-hood thermal stress. The MCPWM drives BLDC or brushed-DC motors with hardware fault shutdown, while the QEI handles Hall-sensor commutation or encoder feedback. The 12-bit ADC and integrated comparators monitor current and temperature for thermal protection of both motor and power electronics. The 83 I/O ports accommodate CAN, LIN, and discrete sensor inputs simultaneously. Operating supply 3.0-3.6 V from automotive 12 V bus via LDO. For full AEC-Q100 qualified versions, designers should request the automotive-grade variant from Microchip.
Recommended
Industrial Fan and Blower Speed Controller
The PIC24EP64MC204-E/TL provides a complete solution for industrial fan and blower speed controllers using sensorless or sensored BLDC commutation. Its high-speed MCPWM drives 3-phase or 1-phase BLDC fans with smooth start-up ramps and stall detection, while the 12-bit ADC monitors tachometer feedback and supply voltage. The integrated op-amps simplify back-EMF zero-crossing detection for sensorless commutation in cost-optimized fan designs. The 64 KB Flash supports customer-specific fan curves, fault logging, and PMBus or I2C control interfaces. The extended -40 C to +125 C temperature grade handles outdoor and industrial cabinet environments. Operating supply 3.0-3.6 V; 8 KB SRAM; 83 I/O.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP64MC204-E/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP64MC204-E/PT | dsPIC33EP64MC204-E/PT | PIC24EP64MC204-I/TL |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-pin VTLA (TL) 10x10 mm | 44-pin TQFP (PT) 10x10 mm - same pin count, same footprint pitch family | 44-pin TQFP (PT) 10x10 mm - same pin count, same footprint pitch family | 44-pin VTLA (TL) 10x10 mm - identical |
| Flash Program Memory | 64 KB (22K x 24) | 64 KB (22K x 24) | 64 KB (22K x 24) | 64 KB (22K x 24) |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB |
| CPU Clock / MIPS | 60 MHz / 70 MIPS | 60 MHz / 70 MIPS | 60 MHz / 70 MIPS (with DSP engine) | 60 MHz / 70 MIPS |
| Operating Temperature | -40 C to +125 C (E grade) | -40 C to +125 C (E grade) | -40 C to +125 C (E grade) | -40 C to +85 C (I grade) |
| On-Chip Op-Amps | 3 | 3 | 3 | 3 |
| Analog Comparators | 4 | 4 | 4 | 4 |
| DSP Engine | No (PIC24E MCU core) | No (PIC24E MCU core) | Yes (DSP engine with MAC + 40-bit accumulator) | No (PIC24E MCU core) |
Key Differentiators
- Drop-in TQFP-44 alternative with same die for easier prototyping (vs PIC24EP64MC204-E/PT)
- DSP engine upgrade path on the same die footprint (vs dsPIC33EP64MC204-E/PT)
- Lower-cost industrial-temperature variant with same die (vs PIC24EP64MC204-I/TL)
- Smaller-pin-count family member with reduced GPIO (vs PIC24EP64MC203-E/TL)
Design Notes
Estimated: The PIC24EP64MC204-E/TL draws approximately 50-70 mA active and 20-40 mA sleep at 60 MHz from a 3.3 V rail per typical datasheet figures. Place a 100 nF ceramic decoupling capacitor within 5 mm of every VDD/AVDD pin pair, plus a shared 10 uF bulk tantalum or ceramic capacitor at the MCU supply entry. A ferrite bead between digital VDD and analog AVDD reduces ADC switching noise. Voltage supervisor ICs (such as MCP120 or MCP131) are recommended for reset generation when input rails ramp slowly.
The PIC24EP64MC204-E/TL dissipates roughly 150-250 mW at full 60 MHz operation with all peripherals active, well within the VTLA-44 thermal resistance of approximately 40-50 C/W (estimated, dependent on PCB copper area). For continuous high-CPU-load applications such as FOC, ensure at least 100 mm^2 of top-layer copper connected to the VSS pin to keep junction rise under 12 C above ambient. Industrial designs under enclosed housings should verify thermal margins at the highest ambient operating temperature.
The VTLA-44 package requires careful PCB layout because lead pitch is tighter than TQFP-44 and the package is leadless-style with underside thermal pad. Use a land pattern per IPC-7351 nominal density and avoid vias-in-pad unless filled and plated over. Route analog op-amp and ADC traces differentially with matched lengths where possible, and keep high-speed PWM traces away from analog inputs by at least 3x trace width. Place the 32.768 kHz crystal within 5 mm of SOSCI/SOSCO pins with grounded guard ring to reduce noise injection into the PLL.
Common pitfalls with the PIC24EP64MC204-E/TL: (1) failing to configure the JTAG/PGEC/PGED pins as analog or digital I/O correctly at startup can prevent ICD connection; (2) leaving unused op-amp inputs floating injects noise into ADC readings - tie them to mid-rail through 100 kohm; (3) MCPWM fault inputs must be configured before enabling PWM outputs or the first cycle can drive the bridge into shoot-through; (4) ADC sampling at high-impedance sources without sufficient acquisition time produces non-linear results - use the ADC channel-impedance calculator in the family reference manual; (5) PTG triggers must be configured before enabling peripherals to avoid race conditions on the first interrupt.
Compliance Information
RoHS compliant and lead-free per Microchip product page. AEC-Q100 qualification not standard on this 'E' temperature grade variant; designers requiring full automotive qualification should contact Microchip for AEC-Q100 qualified part numbers. REACH and conflict-minerals compliance confirmed via Microchip corporate statements.
