PIC24EP512GP204-E/PT - 16-bit 70 MIPS MCU, 512KB Flash | Microchip
MPN: PIC24EP512GP204-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.92 | $8.92 |
| 10 | $7.99 | $79.90 |
| 100 | $7.04 | $704.00 |
| 500 | $6.31 | $3,155.00 |
| 1,000 | $5.62 | $5,620.00 |
PIC24EP512GP204-E/PT Overview
A 16-bit microcontroller (MCU) is a programmable processor with a 16-bit data path, internal Flash program memory, RAM, and a rich set of peripherals including timers, communication interfaces, and analog blocks. PIC24E MCUs sit in the hierarchy: 16-bit MCU -> dsPIC/PIC24 family -> microcontroller -> embedded processor -> semiconductor. The PIC24E family uses a modified Harvard architecture with a 16-bit data path and 24-bit instruction word, balancing deterministic interrupt response, code density, and DSP-class arithmetic on a single deterministic core.
Key features include up to 70 MIPS performance, integrated operational amplifiers, analog comparators, a Charge Time Measurement Unit (CTMU), Peripheral Trigger Generator (PTG), and advanced PWM peripherals. The PIC24EP512GP204 also incorporates a 10/12-bit ADC with superior analog performance, multiple UART/SPI/I2C interfaces, and configurable I/O. The integrated op amps and CTMU eliminate external analog components for sensor conditioning, while PTG enables complex timing/sequencing without continuous CPU intervention.
The PIC24EP512GP204 uses Microchip's enhanced PIC24E core with hardware multiply/divide and DSP engine support, providing deterministic interrupt latency and C-friendly architecture. Its 512 KB Flash supports large application code, while the 48 KB SRAM accommodates data buffers for communication stacks (TCP/IP, USB) and signal processing. High-speed PWM up to 1 ns resolution and CTMU enable precise timing-critical tasks such as capacitive touch sensing and motor control loop execution.
Typical applications include industrial control systems, motor control (BLDC/PMSM), high-end sensor signal conditioning, LED lighting control, power-conversion digital control, and USB device/host interfaces. The combination of op amps, comparators, and CTMU is particularly well-suited for sensor fusion, automotive body modules, and intelligent battery management.
When designing with this device, ensure that the core voltage supply is properly decoupled and that unused op amp/comparator inputs are tied to known voltage levels to minimize leakage. For EMI-sensitive applications, place the IC's analog and digital ground returns separately back to a star-ground point.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC24EP512GP204-E/PT — 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 PIC24EP512GP204-E/PT (same form factor and footprint) — differing in ADC, Package, CTMU, Communication Interfaces, Comparators.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP512GP204-I/PT
✅ Drop-In✓ In Stock
$6.85 / Unit
View Datasheet →PIC24EP512GP204-E/ML
✅ Drop-In✓ In Stock
$7.49 / Unit
View Datasheet →PIC24EP256GP204-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP256GP204-I/PT
✅ Drop-In✓ In Stock
$5.62 / Unit
View Datasheet →PIC24EP128GP204-E/PT
✅ Drop-In✓ In Stock
$4.25 / Unit
View Datasheet →PIC24EP512MC204-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP256MC204-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP512GP204-E/PT Maximum Ratings & Electrical Characteristics
| Core | PIC24E (16-bit dsPIC/PIC24 family) |
| Maximum CPU Speed | 70 MIPS / 70 MHz |
| Program Flash Memory | 512 KB (170K x 24) |
| SRAM | 48 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| Operating Temperature Range | -40C to +125C (Industrial, E suffix) |
| Package | 44-pin TQFP (PT) |
| Mounting Type | Surface Mount |
| I/O Pins | 35 (approx) |
| Communication Interfaces | I2C, SPI, UART, IrDA, USART |
| ADC | 10/12-bit (1 MSPS, multiple channels) |
| Integrated Op Amps | Yes (internal) |
| Comparators | Yes (internal) |
| CTMU | Yes (Charge Time Measurement Unit) |
| Peripheral Trigger Generator (PTG) | Yes |
| High-Speed PWM | Yes (PWM with up to 1 ns resolution) |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC24EP512GP204-E/PT Pin Configuration
| Pin 1 | OSC1/CLKI/RA0 — Crystal oscillator input / external clock / GPIO RA0 |
| Pin 2 | OSC2/CLKO/RA1 — Crystal oscillator output / GPIO RA1 |
| Pin 3 | AN0/CVD0/RB0 — Analog input 0 / Cap touch / GPIO RB0 |
| Pin 4 | AN1/CVD1/RB1 — Analog input 1 / Cap touch / GPIO RB1 |
| Pin 5 | AN2/CVD2/RB2 — Analog input 2 / Cap touch / GPIO RB2 |
| Pin 6 | AN3/CVD3/RB3 — Analog input 3 / Cap touch / GPIO RB3 |
| Pin 7 | AN4/CVD4/RB4 — Analog input 4 / Cap touch / GPIO RB4 |
| Pin 8 | AN5/CVD5/RB5 — Analog input 5 / Cap touch / GPIO RB5 |
| Pin 9 | VSS — Ground reference |
| Pin 10 | VDD — Positive supply (3.0-3.6 V) |
| Pin 11 | AN6/CVD6/RB6 — Analog input 6 / Cap touch / GPIO RB6 |
| Pin 12 | AN7/CVD7/RB7 — Analog input 7 / Cap touch / GPIO RB7 |
| Pin 13 | AN8/RB8 — Analog input 8 / GPIO RB8 |
| Pin 14 | AN9/RB9 — Analog input 9 / GPIO RB9 |
| Pin 15 | CVREF+/AN10/RB10 — Comparator Vref+ / Analog input 10 / GPIO RB10 |
| Pin 16 | CVREF-/AN11/RB11 — Comparator Vref- / Analog input 11 / GPIO RB11 |
| Pin 17 | AN12/RB12 — Analog input 12 / GPIO RB12 |
| Pin 18 | AN13/RB13 — Analog input 13 / GPIO RB13 |
| Pin 19 | AN14/RB14 — Analog input 14 / GPIO RB14 |
| Pin 20 | AN15/RB15 — Analog input 15 / GPIO RB15 |
| Pin 21 | VSS — Ground reference |
| Pin 22 | VDD — Positive supply (3.0-3.6 V) |
| Pin 23 | OC1/RC0 — Output Compare 1 / GPIO RC0 |
| Pin 24 | OC2/RC1 — Output Compare 2 / GPIO RC1 |
| Pin 25 | OC3/RC2 — Output Compare 3 / GPIO RC2 |
| Pin 26 | OC4/RC3 — Output Compare 4 / GPIO RC3 |
| Pin 27 | OC5/RC4 — Output Compare 5 / GPIO RC4 |
| Pin 28 | OC6/RC5 — Output Compare 6 / GPIO RC5 |
| Pin 29 | RC6 — GPIO RC6 (UART TX alternate) |
| Pin 30 | RC7 — GPIO RC7 (UART RX alternate) |
| Pin 31 | RC8 — GPIO RC8 |
| Pin 32 | RC9 — GPIO RC9 |
| Pin 33 | VSS — Ground reference |
| Pin 34 | VDD — Positive supply (3.0-3.6 V) |
| Pin 35 | PGEC1/RA0 — ICSP clock / Programming (alt RA0) |
| Pin 36 | PGED1/RA1 — ICSP data / Programming (alt RA1) |
| Pin 37 | SDA1/RA2 — I2C1 SDA / GPIO RA2 |
| Pin 38 | SCL1/RA3 — I2C1 SCL / GPIO RA3 |
| Pin 39 | RA4 — GPIO RA4 |
| Pin 40 | RA5 — GPIO RA5 |
| Pin 41 | RA6 — GPIO RA6 |
| Pin 42 | RA7 — GPIO RA7 |
| Pin 43 | MCLR — Master Clear reset (active low) |
| Pin 44 | VSS — Ground reference |
Typical Applications
PIC24EP512GP204-E/PT is suitable for 7 applications: Industrial Motor Control (BLDC / PMSM), High-End Sensor Signal Conditioning, Capacitive Touch and HMI Interfaces, Power Conversion Digital Control, USB Device / Embedded Host, Automotive Body and Convenience Modules, LED Lighting and Driver Control.
Industrial Motor Control (BLDC / PMSM)
The PIC24EP512GP204-E/PT is well suited to sensorless and sensored BLDC/PMSM motor control through its 70 MIPS core, dedicated high-speed PWM with 1 ns edge resolution, integrated op amps for current sensing, and comparators for zero-cross detection. The 512 KB Flash accommodates field-oriented control (FOC) and sensorless observer algorithms in C, while the 48 KB SRAM holds PI controller state, Park/Clarke transforms, and ADC sample buffers. The CTMU and PTG offload timing-critical ADC triggers from the CPU, enabling deterministic commutation at 20-50 kHz PWM frequencies without jitter. Compared with discrete analog motor control, this integration reduces BOM count by 30-40% and PCB area by ~50% in compact motor-drive modules.
Recommended
High-End Sensor Signal Conditioning
The PIC24EP512GP204-E/PT's integrated op amps and analog comparators enable direct interface with bridge sensors (load cells, pressure transducers) without external instrumentation amplifiers. Its CTMU provides precision time-based capacitance measurement for humidity, proximity, and flow sensors, while the 10/12-bit ADC at up to 1 MSPS samples conditioned analog signals with low latency. The 512 KB Flash supports complex linearization and calibration algorithms, and the 48 KB SRAM buffers multi-channel sensor streams. Operating from -40C to +125C, it meets industrial sensor-hub requirements and is suitable for factory-floor instrumentation, weighing scales, and HVAC transmitter designs.
Recommended
Capacitive Touch and HMI Interfaces
The PIC24EP512GP204-E/PT leverages its integrated CTMU and mTouch library to implement up to 25 capacitive touch channels with hardware-based capacitance-to-digital conversion, eliminating the need for an external touch controller. Its 70 MIPS core runs debouncing, gesture recognition, and backlight control in C, while the 512 KB Flash supports multi-language UI firmware. The 35 I/O pins drive character/graphic LCDs or RGB LEDs directly. Compared with separate touch IC + MCU solutions, integrating touch sensing and HMI control into a single MCU reduces system cost by 20-30% in appliances, consumer electronics, and industrial control panels.
Recommended
Power Conversion Digital Control
The PIC24EP512GP204-E/PT is widely used as the digital controller in digital-power converters (PFC, LLC, full-bridge, phase-shifted full-bridge). Its high-resolution PWM enables tight regulation of DC-DC and AC-DC converters at switching frequencies of 100-500 kHz, while the integrated op amps close current/voltage loops without external components. The 70 MIPS core executes voltage-mode and current-mode control loops with sub-microsecond latency, and the 512 KB Flash supports complex state machines and adaptive digital-control algorithms. The 48 KB SRAM holds control loop state, look-up tables, and communication protocol stacks for PMBus or proprietary interfaces in telecom and server SMPS designs.
Recommended
USB Device / Embedded Host
The PIC24EP512GP204-E/PT (with the GP204 base peripherals) supports USB device and embedded host operation through its USB 2.0 full-speed peripheral, enabling it to function as a CDC, HID, or MSC device with software stacks. The 512 KB Flash hosts USB class drivers and application code, while the 48 KB SRAM handles USB endpoint buffers and protocol stacks. Combined with the 70 MIPS core, the device can run USB communication concurrently with real-time control tasks. Typical uses include USB-to-UART bridges, USB data loggers, USB HID input devices, and embedded host controllers interfacing to USB mass storage or HID peripherals in industrial and consumer designs.
Recommended
Automotive Body and Convenience Modules
The PIC24EP512GP204-E/PT's industrial -40C to +125C temperature rating and integrated peripherals suit it for non-safety automotive body applications including seat control, mirror adjustment, lighting controllers, HVAC blend doors, and instrument cluster sub-functions. The 70 MIPS core runs CAN/LIN stacks (with external transceivers), PWM drives LEDs and motors, and the integrated op amps sense position feedback. The 512 KB Flash supports multi-application firmware and OTA update bootloaders. Note that this part is not AEC-Q100 qualified - for AEC-Q100 needs, designers should consider dsPIC33EP variants or other AEC-qualified families.
Recommended
LED Lighting and Driver Control
The PIC24EP512GP204-E/PT's high-resolution PWM and 35 I/O pins drive multi-channel LED lighting fixtures (RGBW, tunable-white, architectural, stage lighting) with smooth dimming down to 0.1% without flicker. Its 70 MIPS core executes DMX-512, DALI, or proprietary lighting protocols alongside LED dimming math, while the integrated comparators implement over-temperature protection by sensing NTC thermistors. The 512 KB Flash supports complex lighting effects, color science (CIE 1931), and remote firmware updates via UART. Compared with dedicated LED drivers, this MCU adds significant flexibility for custom effects and IoT-connected lighting designs.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP512GP204-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP512GP204-I/PT | PIC24EP512GP204-E/ML | PIC24EP256GP204-E/PT | PIC24EP256GP204-I/PT | PIC24EP128GP204-E/PT | PIC24EP512MC204-E/PT | PIC24EP256MC204-E/PT |
|---|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-44 (PT) 10x10mm | TQFP-44 (PT) - same | QFN-44 (ML) - different body | TQFP-44 (PT) - same | TQFP-44 (PT) - same | TQFP-44 (PT) - same | TQFP-44 (PT) - same | TQFP-44 (PT) - same |
| Program Flash Memory | 512 KB | 512 KB (same) | 512 KB (same) | 256 KB (-50%) | 256 KB (-50%) | 128 KB (-75%) | 512 KB (same) | 256 KB (-50%) |
| SRAM | 48 KB | 48 KB (same) | 48 KB (same) | 48 KB (same) | 48 KB (same) | 48 KB (same) | 48 KB (same) | 48 KB (same) |
| Maximum CPU Speed | 70 MIPS / 70 MHz | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) | 70 MIPS (same) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
| Integrated Op Amps / CTMU | Yes (both) | Yes (both) | Yes (both) | Yes (both) | Yes (both) | Yes (both) | Yes (both) | Yes (both) |
| Peripheral Variant | GP (General Purpose) | GP (same) | GP (same) | GP (same) | GP (same) | GP (same) | MC (Motor Control) | MC (Motor Control) |
| Approx. Unit Price (USD, qty 1) | 8.92 | 7.50-8.50 | 9.00-10.00 | 7.50-8.50 | 6.50-7.50 | 6.00-7.00 | 9.00-10.00 | 7.50-8.50 |
Key Differentiators
- Highest Flash density in the GP204 pin-compatible family (vs PIC24EP256GP204-E/PT)
- Industrial -40C to +125C operating temperature (vs PIC24EP512GP204-I/PT)
- Integrated op amps, comparators, and CTMU (vs PIC24EP512MC204-E/PT)
Design Notes
The PIC24EP512GP204-E/PT operates from a single 3.0-3.6 V supply; decouple VDD/VSS pairs with a 100 nF ceramic capacitor placed within 5 mm of each VDD pin and a bulk 10 uF tantalum or ceramic capacitor on the main supply rail. For noise-sensitive analog designs, add a ferrite bead in series with AVDD (if exposed) and use a separate analog ground island. The E industrial grade supports operation to 125C, but power dissipation at 70 MIPS (~150 mW typical) requires thermal relief copper pours under the TQFP thermal pad connection.
Route the 70 MHz oscillator traces (OSC1/OSC2) as short, length-matched, ground-shielded traces with a guard ring tied to analog ground; keep them away from high-current switching nodes and PWM outputs. Place the crystal load capacitors within 3 mm of OSC1/OSC2 pins, and route the MCLR line with a 10 kohm pull-up to VDD and a 100 nF capacitor to ground near the pin. For USB applications using the GP variant, route D+/D- as a 90-ohm differential pair with matched length and impedance-controlled traces.
Do not exceed the absolute maximum supply voltage of 4.0 V on VDD - even brief transients above 3.6 V can damage the internal Flash memory and op amp circuits. Always configure unused I/O pins as outputs driving low (or inputs with internal weak pull-ups) to minimize supply leakage. The CTMU requires a 1 nF to 100 nF calibration capacitor on a dedicated CVD pin for accurate capacitance measurement - omitting this calibration step degrades touch-sensing accuracy by 30-50%. For motor-control applications, ensure dead-time configuration in PWM mode avoids shoot-through in half-bridges.
When routing SPI buses at speeds above 10 MHz, place a 33 ohm series damping resistor at the source end to reduce ringback. Keep SPI traces length-matched within 5 mm for clock and data, and isolate them from analog signals with a ground-shielded path. For UART communications above 115200 bps in noisy industrial environments, use the integrated IrDA encoder/decoder block with an external IrDA transceiver to improve noise immunity by 20 dB.
Compliance Information
RoHS and lead-free compliant per Microchip product page. Not AEC-Q100 qualified - for AEC-Q100 needs consider dsPIC33EP variants or other AEC-qualified families. Halogen-free status not explicitly stated in verified web data.