PIC24EP512GP204-I/PT - 70 MIPS 16-bit MCU, 512KB Flash, 44-TQFP | Microchip
MPN: PIC24EP512GP204-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $9.95 | $9.95 |
| 10 | $9.1 | $91.00 |
| 100 | $8.2 | $820.00 |
| 500 | $7.45 | $3,725.00 |
| 1,000 | $6.85 | $6,850.00 |
PIC24EP512GP204-I/PT Overview
The PIC24E architecture represents a 16-bit modified Harvard RISC family in the broader microcontroller taxonomy: microcontroller -> 16-bit MCU -> DSC (digital signal controller) -> PIC24E. Microcontrollers integrate a CPU core, program/data memory, peripherals, and I/O on a single die, and the 16-bit class offers superior arithmetic throughput versus 8-bit MCUs while retaining simpler toolchains than 32-bit Cortex-M parts. The PIC24EP sub-family emphasizes enhanced peripherals including high-speed PWM, op-amps, and superior ADC performance for motor, power-conversion, and instrumentation designs. Code density is excellent thanks to the 24-bit instruction width with 16-bit data path.
Key features include 70 MIPS sustained CPU performance from a 70 MHz CPU clock, 512 KB self-programmable Flash with ECC, 48 KB SRAM, dedicated DMA, and a Peripheral Pin Select (PPS) system that remaps digital peripherals to a wide range of I/O pins. The integrated CTMU enables capacitive touch sensing and precise delay/time-of-flight measurements. The PTG peripheral can choreograph complex ADC+PWM sequences independently of the CPU, dramatically reducing interrupt overhead in real-time control loops.
Technical depth: the PIC24E core uses a five-stage pipeline with single-cycle 16x16 MAC, supporting DSP-style signal processing directly in C. The 12-bit ADC can reach 1.1 Msps across up to nine analog channels with dual sample-and-hold, and the four on-chip op-amps can be configured as gain stages, filters, or comparators. PPS routing allows most digital peripherals to be assigned to a wide selection of I/O pins, simplifying PCB layout.
Typical applications include industrial motor control (BLDC, PMSM, stepper), digital power conversion (digital PFC, LLC, full-bridge), advanced sensor signal conditioning, capacitive touch human-machine interfaces, and industrial CAN-connected controllers. Designers appreciate the combination of deterministic 16-bit performance with rich analog integration.
When designing with this part, ensure VDD is decoupled with at least 100 nF and 10 uF bulk capacitors close to the supply pins. Program the configuration bits to match your oscillator and watchdog intent before code execution. The 44-pin TQFP footprint simplifies hand prototyping and reflow assembly, and JTAG/ICSP programming is supported via dedicated pins.
This page synthesizes distributor stock levels, drop-in alternatives sourced from Microchip's same-family pin-compatible parts, parametric comparison, and practical design notes that complement (rather than duplicate) the manufacturer datasheet.
Drop-in alternatives for PIC24EP512GP204-I/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-I/PT (same form factor and footprint) — differing in Package, ADC, Core Architecture, Operating Temperature, Comparators.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP512GP204-E/PT
✅ Drop-In✓ In Stock
$5.62 / Unit
View Datasheet →PIC24EP256GP204-I/PT
✅ Drop-In✓ In Stock
$5.62 / Unit
View Datasheet →PIC24EP128GP204-I/PT
✅ Drop-In✓ In Stock
$4.12 / Unit
View Datasheet →PIC24EP512GP202-I/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.55 / Unit
View Datasheet →PIC24EP32GP204-I/PT
✅ Drop-In✓ In Stock
$2.71 / Unit
View Datasheet →PIC24EP512GP204-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24E 16-bit modified Harvard RISC |
| CPU Performance | 70 MIPS at 70 MHz CPU clock |
| Program Memory (Flash) | 512 KB (170K x 24) |
| Data Memory (SRAM) | 48 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| Operating Temperature | -40 C to +85 C (Industrial) |
| ADC | 10/12-bit, up to 1.1 Msps, up to 9 channels |
| Op-Amps | 4 integrated op-amps |
| Comparators | Yes (integrated) |
| CTMU | Charge Time Measurement Unit (capacitive touch / time-of-flight) |
| PTG | Peripheral Trigger Generator |
| DMA Channels | Yes (dedicated DMA) |
| PPS (Peripheral Pin Select) | Yes |
| Communication Interfaces | UART, SPI, I2C, ECAN |
| PWM | High-Speed PWM modules |
| Package | 44-pin TQFP (10x10 mm), PT suffix |
| Mounting Type | Surface Mount |
| Programming | ICSP and JTAG |
| RoHS Status | Compliant |
PIC24EP512GP204-I/PT Pin Configuration
| Pin 1 | RP5/RB5 — Remappable I/O / Port B pin 5 |
| Pin 2 | RP6/RB6 — Remappable I/O / Port B pin 6 |
| Pin 3 | RP7/RB7 — Remappable I/O / Port B pin 7 |
| Pin 4 | RP8/RB8 — Remappable I/O / Port B pin 8 |
| Pin 5 | RP9/RB9 — Remappable I/O / Port B pin 9 |
| Pin 6 | VSS — Ground |
| Pin 7 | VDD — Positive supply (3.0-3.6 V) |
| Pin 8 | RP10/RB10 — Remappable I/O / Port B pin 10 |
| Pin 9 | RP11/RB11 — Remappable I/O / Port B pin 11 |
| Pin 10 | RP12/RB12 — Remappable I/O / Port B pin 12 |
| Pin 11 | RP13/RB13 — Remappable I/O / Port B pin 13 |
| Pin 12 | RP14/RB14 — Remappable I/O / Port B pin 14 |
| Pin 13 | RP15/RB15 — Remappable I/O / Port B pin 15 |
| Pin 14 | VSS — Ground |
| Pin 15 | OSC1/CLKI/RA0 — Crystal input / external clock / Port A pin 0 |
| Pin 16 | OSC2/CLKO/RA1 — Crystal output / clock out / Port A pin 1 |
| Pin 17 | RA2 — Port A pin 2 |
| Pin 18 | RA3 — Port A pin 3 |
| Pin 19 | RA4 — Port A pin 4 |
| Pin 20 | RA5 — Port A pin 5 |
| Pin 21 | VDD — Positive supply (3.0-3.6 V) |
| Pin 22 | VSS — Ground |
| Pin 23 | RA6 — Port A pin 6 |
| Pin 24 | RA7 — Port A pin 7 |
| Pin 25 | RA8 — Port A pin 8 |
| Pin 26 | RA9 — Port A pin 9 |
| Pin 27 | RA10 — Port A pin 10 |
| Pin 28 | MCLR — Master clear (reset, active-low) |
| Pin 29 | RC12 — Port C pin 12 |
| Pin 30 | RC13 — Port C pin 13 |
| Pin 31 | RC14 — Port C pin 14 |
| Pin 32 | RC15 — Port C pin 15 |
| Pin 33 | VSS — Ground |
| Pin 34 | VDD — Positive supply (3.0-3.6 V) |
| Pin 35 | RC0 — Port C pin 0 |
| Pin 36 | RC1 — Port C pin 1 |
| Pin 37 | RC2 — Port C pin 2 |
| Pin 38 | RC3 — Port C pin 3 |
| Pin 39 | RC4 — Port C pin 4 |
| Pin 40 | RC5 — Port C pin 5 |
| Pin 41 | RC6 — Port C pin 6 |
| Pin 42 | RC7 — Port C pin 7 |
| Pin 43 | RC8 — Port C pin 8 |
| Pin 44 | RC9 — Port C pin 9 |
Typical Applications
PIC24EP512GP204-I/PT is suitable for 6 applications: Industrial Motor Control, Digital Power Conversion, Capacitive Touch HMI, Industrial CAN-Connected Controllers, Sensor Signal Conditioning & Data Acquisition, Portable Medical & Fitness Devices.
Industrial Motor Control
The PIC24EP512GP204-I/PT is well-suited for industrial motor control (BLDC, PMSM, stepper, ACIM) thanks to its 70 MIPS core, four integrated op-amps, 12-bit 1.1 Msps ADC, and high-speed PWM modules. The 70 MIPS performance is sufficient for sensorless FOC (field-oriented control) running at 20-50 kHz control loops. The 4 integrated op-amps can directly amplify shunt-current signals before ADC sampling, eliminating external instrumentation amplifiers. According to the Microchip datasheet, the CTMU and DMA offload timing-critical sensing tasks, freeing the CPU for control math. The 44-pin TQFP footprint is breadboard-friendly for prototype drives.
Recommended
Digital Power Conversion
Digital power conversion (digital PFC, LLC resonant, full-bridge, buck/boost with digital control) leverages the PIC24EP512GP204-I/PT's 70 MIPS performance, high-speed ADC (1.1 Msps, 12-bit), and PWM modules. The Peripheral Trigger Generator (PTG) can choreograph ADC-PWM timing without CPU intervention, dramatically reducing interrupt jitter in peak-current-mode controlled converters. The 512 KB Flash accommodates complex control firmware plus housekeeping, while 48 KB SRAM holds lookup tables for DPWM and PID gains. The integrated op-amps can amplify current-sense signals directly, reducing BOM.
Recommended
Capacitive Touch HMI
The Charge Time Measurement Unit (CTMU) integrated into the PIC24EP512GP204-I/PT enables precise capacitive touch sensing with a fixed current source and timer, eliminating dedicated touch-controller ICs. Combined with the 70 MIPS core, 512 KB Flash for sophisticated gesture/algorithm libraries, and 12-bit ADC for additional analog sensing (slider, wheel), the device supports high-touch-count HMI panels (10+ keys, sliders) in a single chip. The CTMU achieves sub-percent capacitance resolution when calibrated, supporting proximity sensing through glass up to 10 mm. The ECAN interface enables networked HMI nodes.
Recommended
Industrial CAN-Connected Controllers
With integrated ECAN (CAN 2.0B, 1 Mbps) and up to 4 UARTs, the PIC24EP512GP204-I/PT can act as a CAN node in industrial automation networks while simultaneously talking to sensors, displays, and RS-485 peripherals. The 70 MIPS core handles CANOpen or DeviceNet protocol stacks alongside real-time process control. The DMA controller offloads CAN mailbox servicing, freeing CPU for application logic. The 44-pin TQFP package is widely supported in industrial-grade PCBA lines. According to the Microchip datasheet, ECAN supports 32 acceptance filters and a hardware FIFO for reliable CAN traffic.
Recommended
Sensor Signal Conditioning & Data Acquisition
The PIC24EP512GP204-I/PT integrates 4 op-amps and a 12-bit ADC at up to 1.1 Msps, enabling multi-channel sensor signal conditioning in a single chip. Thermocouple, RTD, strain-gauge bridges, and 4-20 mA loops can be directly amplified by the on-chip op-amps and digitized by the ADC, with DMA pushing samples into 48 KB SRAM. The 512 KB Flash accommodates calibration constants and linearization tables. The CTMU can also measure resistance (RTD) using the constant current source. According to the Microchip datasheet, op-amp bandwidth is sufficient for 100 kHz sensor bandwidth.
Recommended
Portable Medical & Fitness Devices
Battery-powered portable medical and fitness devices benefit from the PIC24EP512GP204-I/PT's 3.0-3.6 V supply, low-power sleep modes, and integrated analog front-end. The 4 op-amps can amplify ECG, EMG, or pulse-oximeter signals directly, the 12-bit ADC digitizes at medical-grade sample rates, and the CTMU enables proximity/wake-on-touch features. The 70 MIPS performance handles DSP-style filtering (low-pass, notch, QRS detection) in real time. The 44-pin TQFP is compact for wearable form factors, and Microchip provides IEC 60730 / IEC 62304 medical library support via MPLAB Harmony.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP512GP204-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP512GP204-E/PT | PIC24EP256GP204-I/PT | PIC24EP128GP204-I/PT | PIC24EP32GP204-I/PT |
|---|---|---|---|---|---|
| Package | 44-pin TQFP (PT) 10x10 mm | 44-pin TQFP (PT) 10x10 mm - same | 44-pin TQFP (PT) 10x10 mm - same | 44-pin TQFP (PT) 10x10 mm - same | 44-pin TQFP (PT) 10x10 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB | 256 KB | 128 KB | 32 KB |
| RAM | 48 KB | 48 KB | 48 KB | 16 KB | 4 KB |
| CPU Performance | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Operating Temperature | -40 to +85 C (Industrial) | -40 to +125 C (Extended) | -40 to +85 C (Industrial) | -40 to +85 C (Industrial) | -40 to +85 C (Industrial) |
| Integrated Op-Amps | 4 | 4 | 4 | 4 | 4 |
| ECAN | Yes | Yes | Yes | Yes | Yes |
Key Differentiators
- Highest Flash density in the PIC24EP512GP204 family at this 44-pin TQFP variant (vs PIC24EP256GP204-I/PT)
- Extended temperature grade option in identical 44-pin TQFP footprint (vs PIC24EP512GP204-I/PT vs PIC24EP512GP204-E/PT)
- 70 MIPS with four integrated op-amps in 44-pin TQFP at this memory tier (vs PIC24EP128GP204-I/PT)
Design Notes
Decouple each VDD/AVDD pin with a 100 nF ceramic capacitor placed within 5 mm of the pin, plus one 10 uF bulk tantalum or ceramic per rail. The PIC24EP512GP204-I/PT has separate analog and digital supply domains (AVDD/AVSS, VDD/VSS) which must both be present; bridging them via ferrite beads or short traces at one point reduces ADC digital switching noise injection. According to Microchip's datasheet, the ADC achieves best linearity when AVDD noise is below 1 mVrms.
Place the ICSP programming header (PGECx/PGEDx) on the PCB with pin headers or test pads for in-circuit programming. The MCLR pin requires a 10 kohm pull-up to VDD and a 100 nF decoupling cap for stable reset; do not leave it floating. The 44-pin TQFP land pattern should follow IPC-7351 nominal-density guidelines with 0.5 mm pitch pads, ensuring a continuous ground plane under the IC to dissipate the up-to-100 mA peak core current without IR drop.
Route analog signals (ADC inputs, op-amp inputs) away from digital switching traces and PWM outputs to prevent coupling. Place the 4 integrated op-amp input/output traces short and guarded with ground traces. For ECAN signals, route the CANH/CANL differential pair as a 100 ohm impedance match with 13-15 mm total length differential routing, twisting the pair and using ground fill on both sides per the ISO 11898 standard.
Do not skip configuration bits programming - the PIC24E will not run without valid config words for oscillator, watchdog, JTAG, and code-protect. Always enable the watchdog timer (WDT) in safety-critical applications to recover from software lockups. When migrating from PIC24F to PIC24EP, note that PPS assignments differ - existing PIC24F firmware will need PPS remapping. According to the Microchip datasheet, ECAN requires explicit initialization of CAN filter/mask registers before node is allowed onto the bus.
Compliance Information
Industrial temperature grade. For automotive AEC-Q100 qualified parts in this family, use PIC24EP512GP204-E/PT or the Q-graded variants. RoHS compliance per Microchip product page.
