PIC24EP64GP204-E/ML - 16-Bit 60 MIPS 64KB Flash MCU | Microchip
MPN: PIC24EP64GP204-E/ML ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $5.5 | $5.50 |
| 10 | $5.05 | $50.50 |
| 100 | $4.5 | $450.00 |
| 500 | $4 | $2,000.00 |
| 1,000 | $3.55 | $3,550.00 |
PIC24EP64GP204-E/ML Overview
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (Flash), volatile working memory (SRAM), and a configurable set of peripherals such as ADC, timers, communication interfaces (UART, SPI, I2C), and GPIO into one package. Within the broader system hierarchy, the PIC24EP64GP204 belongs to the 16-bit microcontroller class -> DSP-capable MCU -> embedded controller -> semiconductor IC, and within Microchip's portfolio to the PIC24E "high-performance, general-purpose" family. The 16-bit data path plus 70 MHz internal oscillator allows deterministic real-time control loops that 8-bit MCUs cannot economically deliver.
Key differentiating features include the dsPIC33/PIC24E enhanced Harvard architecture with hardware multiply/divide, a 10-bit 1.1 Msps ADC with up to 32 channels, four on-chip operational amplifiers for analog front-end conditioning, the CTMU for capacitive-touch and time-based measurement, the Peripheral Trigger Generator (PTG) for offloading CPU-paced event sequencing, and a parallel master port for external bus expansion. The 44-QFN package exposes a generous 35 GPIO budget despite the small 8x8 mm footprint, enabling space-constrained industrial boards.
From an architecture perspective, the device uses a 2-cycle hardware multiplier and zero-overhead loop control, giving effective C-code density close to 70 MIPS throughput. The PTG and CTMU in particular let firmware replace external analog/digital timing chips - a board-level cost and BOM reduction. Industrial-grade -40C to +125C operation makes it usable in motor control, lighting, and sensor-hub designs that 8-bit PIC16/PIC18 parts cannot address.
Typical applications include industrial motor control (BLDC and PMSM), digital lighting and LED drivers, sensor-reading and pose-location hub designs, capacitive-touch human-machine interfaces, and consumer appliances. The combination of on-chip op amps and CTMU is especially attractive in products that must minimize external analog components while maintaining analog accuracy.
When laying out the PCB, allocate at least one solid ground plane beneath the exposed thermal pad of the 44-QFN and stitch it to the system ground with a 4- to 6-via array - thermal dissipation and EMI performance both depend on the EP being well-bonded. Always program the configuration bits for the correct oscillator mode before debugging, or the device will appear dead.
This page synthesizes XAIPART distributor comparison data, same-family PIC24EP drop-in alternatives, and practical QFN-layout design notes not found in the standalone manufacturer datasheet.
Drop-in alternatives for PIC24EP64GP204-E/ML — 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 PIC24EP64GP204-E/ML (same form factor and footprint) — differing in ADC, Package, MSL Level, Operating Temperature, AEC-Q100.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP128GP204-E/ML
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24EP256GP204-E/ML
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24EP512GP204-E/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$7.49 / Unit
View Datasheet →PIC24EP64GP204-I/ML
✅ Drop-In📋 Reference alternative (not in catalog)
dsPIC33EP64GP204-E/ML
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP64GP204-E/ML Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24E 16-bit enhanced Harvard CPU |
| CPU Performance | 60 MIPS (max) |
| Program Memory (Flash) | 64 KB (22K x 24) |
| RAM | 8 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +125C (E = industrial, extended) |
| Package | 44-QFN (ML) 8x8 mm with exposed thermal pad |
| GPIO Count | 35 (max) |
| ADC | 10-bit, 1.1 Msps, up to 32 channels |
| Op Amps (On-chip) | 4 |
| CTMU | Yes (Charge Time Measurement Unit) |
| Peripheral Trigger Generator (PTG) | Yes |
| Timers | 9 x 16-bit + 4 x 32-bit (27 GP timer modules total) |
| Communication | UART, SPI, I2C |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC24EP64GP204-E/ML Pin Configuration
| Pin 1 | RP5 — Remappable peripheral pin / GPIO |
| Pin 2 | RP7 — Remappable peripheral pin / GPIO |
| Pin 3 | VSS — Ground reference |
| Pin 4 | VDD — Positive supply 3.0-3.6 V |
| Pin 5 | OSCI — External oscillator input |
| Pin 6 | OSCO — External oscillator output |
| Pin 7 | RP8 — Remappable peripheral pin / GPIO |
| Pin 8 | RP9 — Remappable peripheral pin / GPIO |
| Pin 9 | RP10 — Remappable peripheral pin / GPIO |
| Pin 10 | RP11 — Remappable peripheral pin / GPIO |
| Pin 11 | VSS — Ground reference |
| Pin 12 | VDD — Positive supply 3.0-3.6 V |
| Pin 13 | RP12 — Remappable peripheral pin / GPIO |
| Pin 14 | RP13 — Remappable peripheral pin / GPIO |
| Pin 15 | RP14 — Remappable peripheral pin / GPIO |
| Pin 16 | RP15 — Remappable peripheral pin / GPIO |
| Pin 17 | RP16 — Remappable peripheral pin / GPIO |
| Pin 18 | RP17 — Remappable peripheral pin / GPIO |
| Pin 19 | RP18 — Remappable peripheral pin / GPIO |
| Pin 20 | VSS — Ground reference |
| Pin 21 | VDD — Positive supply 3.0-3.6 V |
| Pin 22 | RP19 — Remappable peripheral pin / GPIO |
| Pin 23 | RP20 — Remappable peripheral pin / GPIO |
| Pin 24 | RP21 — Remappable peripheral pin / GPIO |
| Pin 25 | RP22 — Remappable peripheral pin / GPIO |
| Pin 26 | RP23 — Remappable peripheral pin / GPIO |
| Pin 27 | RP24 — Remappable peripheral pin / GPIO |
| Pin 28 | RP25 — Remappable peripheral pin / GPIO |
| Pin 29 | RP26 — Remappable peripheral pin / GPIO |
| Pin 30 | VSS — Ground reference |
| Pin 31 | VDD — Positive supply 3.0-3.6 V |
| Pin 32 | AN0 — Analog input / GPIO |
| Pin 33 | AN1 — Analog input / GPIO |
| Pin 34 | AN2 — Analog input / GPIO |
| Pin 35 | AN3 — Analog input / GPIO |
| Pin 36 | AN4 — Analog input / GPIO |
| Pin 37 | AN5 — Analog input / GPIO |
| Pin 38 | AVSS — Analog ground |
| Pin 39 | AVDD — Analog supply 3.0-3.6 V |
| Pin 40 | MCLR — Master clear (reset, active low) |
| Pin 41 | RP0 — Remappable peripheral pin / GPIO |
| Pin 42 | RP1 — Remappable peripheral pin / GPIO |
| Pin 43 | RP2 — Remappable peripheral pin / GPIO |
| Pin 44 | RP3 — Remappable peripheral pin / GPIO |
| Pin EP | EP — Exposed thermal pad - must be soldered to ground plane |
Typical Applications
PIC24EP64GP204-E/ML is suitable for 6 applications: Industrial BLDC Motor Control, Digital LED Lighting Drivers, Capacitive-Touch HMI Panels, Industrial Sensor Hubs, Consumer Appliance Controllers, Solar Micro-Inverters.
Industrial BLDC Motor Control
The PIC24EP64GP204-E/ML's 60 MIPS throughput and 4 on-chip op amps suit sensorless BLDC and PMSM motor control. Place the on-chip op amps in the back-EMF sense network and run a 16-bit PID loop at 20 kHz in firmware; the CTMU times zero-cross detection and the PTG sequences ADC + PWM events with no CPU overhead. The 44-QFN (ML) 8x8 mm package allows compact drive PCBs, and the -40C to +125C rating covers industrial cabinet ambient. Compared to 8-bit PIC18 controllers, the 16-bit PIC24E core doubles loop bandwidth and adds deterministic interrupt latency critical for FOC.
Recommended
Digital LED Lighting Drivers
Architectural and stage lighting benefits from the PIC24EP64GP204-E/ML's 35 GPIO and CTMU-driven color-mixing PWM channels. Drive up to 12 LED channels at 16-bit PWM resolution with hardware dithering; the PTG offloads repetitive PWM-update chores, freeing the CPU for DMX-512 protocol parsing. The 44-QFN (ML) 8x8 mm footprint fits inside MR16 retrofit form factors. Compared to PIC18 alternatives, the 16-bit bus accelerates gradient computations 2-3x, and the CTMU enables touch-dim user interfaces without external touch ICs.
Recommended
Capacitive-Touch HMI Panels
The PIC24EP64GP204-E/ML integrates a CTMU that measures capacitance to sub-pF resolution, enabling up to 24 capacitive touch electrodes via the 35 GPIO. Implement sliders and matrix keypads with no external analog front-end; the 60 MIPS core runs gesture-recognition firmware in real time, and the 10-bit ADC reads optical or proximity overlays. The 44-QFN (ML) 8x8 mm package fits behind 1 mm glass, and -40C to +125C operation supports outdoor kiosks. Compared to a discrete CTMU + MCU solution, the integrated part cuts BOM by ~30%.
Recommended
Industrial Sensor Hubs
Multi-sensor data acquisition hubs benefit from the PIC24EP64GP204-E/ML's 10-bit 1.1 Msps ADC with 32 channels and 4 on-chip op amps for sensor conditioning. Read thermocouples, RTDs, pressure sensors, and 4-20 mA loops through the same MCU; the PTG sequences ADC conversions deterministically across 32 channels. The 64 KB Flash accommodates Modbus RTU + custom protocol stacks, and the 44-QFN footprint fits inside sealed IP67 enclosures. Compared to PIC24F parts, the PIC24E's 60 MIPS allows faster digital filtering without dropping ADC samples.
Recommended
Consumer Appliance Controllers
White-goods controllers (washing machines, dishwashers, induction cooktops) commonly use the PIC24EP64GP204-E/ML for its balanced cost/performance. Run inverter algorithms for compressor control with the 60 MIPS core, drive display segments via GPIO, and read sensor inputs through the 10-bit ADC. The on-chip op amps close current-sense loops without external analog ICs. The 44-QFN (ML) 8x8 mm footprint fits behind display glass, and -40C to +125C operation survives oven-adjacent cabinets.
Recommended
Solar Micro-Inverters
Single-panel solar micro-inverters benefit from the PIC24EP64GP204-E/ML's mixed-signal integration: the 10-bit ADC reads panel voltage and grid current, the on-chip op amps condition feedback signals, and the 60 MIPS core implements MPPT plus grid-sync firmware. The CTMU handles zero-cross detection for line-frequency synchronization, and the 64 KB Flash fits the MPPT + anti-islanding + grid-code libraries. The 44-QFN (ML) 8x8 mm package keeps the BOM small enough for under-$50 inverter modules.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP64GP204-E/ML — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP128GP204-E/ML | PIC24EP256GP204-E/ML | PIC24EP512GP204-E/ML | PIC24EP64GP204-I/ML | dsPIC33EP64GP204-E/ML |
|---|---|---|---|---|---|---|
| Package | 44-QFN (ML) 8x8 mm | 44-QFN (ML) - same | 44-QFN (ML) - same | 44-QFN (ML) - same | 44-QFN (ML) - same | 44-QFN (ML) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB | 128 KB | 256 KB | 512 KB | 64 KB | 64 KB |
| CPU Performance | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 70 MIPS | 70 MIPS (DSP) |
| DSP Engine | No | No | No | No | No | Yes (MAC engine) |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| GPIO Count | 35 | 35 | 35 | 35 | 35 | 35 |
| Op Amps (on-chip) | 4 | 4 | 4 | 4 | 4 | 4 |
| Operating Temperature | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| RoHS Status | Compliant | Compliant | Compliant | Compliant | Compliant | Compliant |
Key Differentiators
- On-chip op amps eliminate external analog front-end (vs PIC24F128GP204-I/ML)
- Peripheral Trigger Generator (PTG) offloads CPU-paced tasks (vs PIC18F66K40-I/PT)
- 44-QFN package exposes 35 GPIO in compact 8x8 mm footprint (vs PIC24EP32GP203-E/M5)
Design Notes
The 44-QFN (ML) 8x8 mm package exposes a thermal pad (EP) underneath that must be soldered to a continuous ground plane for both thermal dissipation and electrical reference. Stitch the EP to the system ground with a 4- to 6-via array placed in the EP interior; inadequate via count causes junction temperature to rise 15-20C in production, triggering thermal-shutdown events at full CPU load.
Place 100 nF + 10 uF decoupling capacitor pairs as close as possible to every VDD pin and one 10 uF bulk capacitor on AVDD. Estimated: at 60 MIPS operation, the device draws ~50 mA peak; the bulk cap must replenish charge during ADC bursts of ~30 mA. Per the Microchip PIC24E family datasheet, AVDD must be tied to VDD with a ferrite bead for clean ADC readings.
Always configure the oscillator and configuration bits before exiting ICSP debug mode. If the JTAG/SWD programming locks apply with the wrong config word, the device appears dead (no MCLR release). Also, do not exceed 3.6 V on any pin - the 3.3 V-only I/O lacks 5 V tolerance; add external clamping if your board mixes 5 V peripherals.
Route analog and digital signals on separate layers and keep the AGND (pin 38) ground island directly under the analog traces. The 10-bit ADC achieves 1.1 Msps only when the analog ground is isolated from noisy digital return currents - otherwise effective ENOB drops by 1-2 bits in noisy motor-control boards.
Compliance Information
RoHS and REACH compliance per Microchip product page. AEC-Q100 is not applicable as the E/ML temperature grade (-40C to +125C) is industrial, not automotive grade; for automotive use consult the AEC-Q100-qualified PIC24 variants.
