PIC24EP512GP202T-E/MM - 16-Bit 60 MIPS 512KB Flash MCU | Microchip
MPN: PIC24EP512GP202T-E/MM ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.92 | $8.92 |
| 10 | $8.12 | $81.20 |
| 100 | $7.18 | $718.00 |
| 500 | $6.42 | $3,210.00 |
| 1,000 | $5.79 | $5,790.00 |
PIC24EP512GP202T-E/MM Overview
What is a PIC microcontroller? A PIC microcontroller (Programmable Intelligent Computer) is a Harvard-architecture microcontroller family produced by Microchip Technology, in which program and data memories use separate buses to enable simultaneous instruction fetch and data access. The PIC24EP sub-family specifically belongs to the 16-bit dsPIC33/PIC24E 'enhanced' family — a digital signal controller (DSC) lineage that adds DSP-class instructions, hardware multiply, and zero-overhead looping on top of standard PIC MCU peripherals. PIC24EP sits in the taxonomy: PIC24E 16-bit DSC -> PIC24EP general-purpose series -> Microcontroller -> Microcomputer -> Semiconductor.
Key features include a 12-bit ADC with up to 500 ksps conversion rate, two on-chip operational amplifiers, three analog comparators, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) that sequences ADC and PWM conversions autonomously. Communication interfaces include I2C, SPI, UART/USART, IrDA, and LINbus. The device operates across an industrial -40 °C to +125 °C extended temperature range and is qualified to the E (extended) tier.
Technically, the PIC24EP core executes most instructions in a single cycle and integrates a hardware 16x16 multiply, dual 40-bit accumulators, and a deterministic interrupt controller with up to 118 interrupt vectors. The PPS (Peripheral Pin Select) system allows digital peripherals to be remapped to any I/O, simplifying PCB routing. The integrated op amps and comparators eliminate external analog front-end in many sensor-conditioning designs, while the PTG offloads timed sequencing from the CPU.
Typical applications include industrial motor control, sensor signal conditioning, lighting ballast control, low-cost digital power conversion, automotive body and comfort modules, and consumer white goods requiring extended-temperature operation. The compact 6x6 mm QFN-S footprint is well-suited to space-constrained PCB designs.
When designing with this MCU, place a 100 nF decoupling capacitor directly at each power pin and connect the exposed pad to a continuous ground plane to handle thermal dissipation. Allocate one ICP / ICD pin pair for in-circuit programming and debugging, and verify VDD/Vcap bulk capacitance against the PLL datasheet figure when running at 60 MIPS.
This page synthesizes distributor pricing, drop-in cross-reference data, parametric comparisons, and practical PCB layout notes that are not consolidated in the manufacturer datasheet.
Drop-in alternatives for PIC24EP512GP202T-E/MM — 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 PIC24EP512GP202T-E/MM (same form factor and footprint) — differing in ADC, Core Architecture, Operating Temperature, Package, CTMU.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP256GP202T-E/MM
✅ Drop-In✓ In Stock
$4.42 / Unit
View Datasheet →PIC24EP512GP202-I/MM
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.55 / Unit
View Datasheet →PIC24EP512GP202T-E/MM Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit PIC24E (modified Harvard, hardware DSP) |
| CPU Performance | 60 MIPS |
| Program Memory (Flash) | 512 KB (170K x 24 instruction words) |
| RAM | 24 KB |
| Package | 28-QFN-S (6x6 mm) with exposed pad |
| Operating Voltage | 3.0 V to 3.6 V (typical 3.3 V) |
| Operating Temperature | -40 °C to +125 °C (E = extended) |
| ADC | 12-bit, 500 ksps (per family datasheet) |
| On-chip Op Amps | 2 |
| Analog Comparators | 3 |
| CTMU | Yes (Charge Time Measurement Unit) |
| Peripheral Trigger Generator (PTG) | Yes |
| Communication Interfaces | I2C, SPI, UART/USART, IrDA, LINbus |
| Peripheral Pin Select (PPS) | Yes |
| Pin Count | 28 |
| Mounting Type | Surface Mount (QFN exposed pad) |
| MSL Level | MSL3 (per typical QFN handling) |
| RoHS Status | Compliant |
| Lead-Free | Yes |
PIC24EP512GP202T-E/MM Pin Configuration
| Pin 1 | MCLR — Master Clear (reset) input, drive low to reset |
| Pin 2 | OSCI — Crystal oscillator input or external clock input |
| Pin 3 | OSCO — Crystal oscillator output |
| Pin 4 | PGED1/SDA1 — Programming data / I2C1 SDA (PPS-assignable) |
| Pin 5 | PGEC1/SCL1 — Programming clock / I2C1 SCL (PPS-assignable) |
| Pin 6 | RP0 — Remappable peripheral pin 0 |
| Pin 7 | RP1 — Remappable peripheral pin 1 |
| Pin 8 | VDD — Positive supply voltage (3.3 V) |
| Pin 9 | VSS — Digital ground |
| Pin 10 | RP2 — Remappable peripheral pin 2 |
| Pin 11 | RP3 — Remappable peripheral pin 3 |
| Pin 12 | RP4 — Remappable peripheral pin 4 |
| Pin 13 | RP5 — Remappable peripheral pin 5 |
| Pin 14 | RP6 — Remappable peripheral pin 6 |
| Pin 15 | RP7 — Remappable peripheral pin 7 |
| Pin 16 | RP8 — Remappable peripheral pin 8 |
| Pin 17 | RP9 — Remappable peripheral pin 9 |
| Pin 18 | RP10 — Remappable peripheral pin 10 |
| Pin 19 | RP11 — Remappable peripheral pin 11 |
| Pin 20 | RP12 — Remappable peripheral pin 12 |
| Pin 21 | RP13 — Remappable peripheral pin 13 |
| Pin 22 | RP14 — Remappable peripheral pin 14 |
| Pin 23 | VCAP — Voltage regulator filter capacitor |
| Pin 24 | VDD — Positive supply voltage (3.3 V) |
| Pin 25 | AVDD — Analog positive supply |
| Pin 26 | AVSS — Analog ground |
| Pin 27 | RP15 — Remappable peripheral pin 15 |
| Pin 28 | RP16 — Remappable peripheral pin 16 |
Typical Applications
PIC24EP512GP202T-E/MM is suitable for 6 applications: Industrial Motor Control, Sensor Signal Conditioning and CTMU Capacitive Touch, Digital Lighting and LED Ballast Control, Automotive Body and Comfort Modules (Non-AEC-Q100), Low-Cost Digital Power Conversion, Consumer White Goods and Appliance Control.
Industrial Motor Control
The PIC24EP512GP202T-E/MM is well matched to industrial motor control where deterministic 60 MIPS throughput drives closed-loop field-oriented control (FOC) or trapezoidal commutation on BLDC and PMSM motors up to several hundred watts. Its on-chip op amps are configured as current-sense amplifiers directly at the shunt resistors, while the three analog comparators implement hardware over-current protection without CPU intervention. The 512 KB Flash accommodates motor-startup, sinusoidal commutation tables, and a small protocol stack (CAN or LIN), while the -40 °C to +125 °C extended temperature grade permits deployment in unenclosed cabinet locations. Designers pair this MCU with a 3-phase gate driver (e.g., Microchip MCP8024) and rely on the Peripheral Trigger Generator (PTG) to sequence ADC sampling synchronized with PWM edges for low-jitter torque control.
Recommended
Sensor Signal Conditioning and CTMU Capacitive Touch
The integrated Charge Time Measurement Unit (CTMU) provides a constant current source and timer that enables capacitive touch sensing, humidity-to-capacitance conversion, and time-of-flight measurement on the PIC24EP512GP202T-E/MM. The two on-chip op amps condition low-level analog signals — for example, a thermocouple or strain-gauge bridge — before the 12-bit ADC digitizes them, eliminating most external analog front-end components. With 24 KB of RAM and 512 KB of Flash, the MCU can host filtering algorithms and small RTOS kernels while running at full 60 MIPS. Industrial touch-panel and weigh-scale designers leverage the same silicon for both human-interface and measurement channels, reducing BOM cost.
Recommended
Digital Lighting and LED Ballast Control
Digital LED drivers and high-frequency electronic ballasts require a controller that can run power-factor correction math, current control loops, and DMX/dimming protocols simultaneously. The PIC24EP512GP202T-E/MM executes PID loops at 60 MIPS with hardware multiply, enabling 50 kHz+ control bandwidth on the switching converter. The PIC24E core's DSP-class instructions accelerate RMS calculations and harmonic compensation algorithms, while the integrated op amps close the current-sense loop without external amplifiers. Extended-temperature operation permits placement inside the luminaire housing alongside the LEDs.
Recommended
Automotive Body and Comfort Modules (Non-AEC-Q100)
The PIC24EP512GP202T-E/MM is widely deployed in non-safety automotive body electronics such as window lift controllers, seat controllers, mirror adjusters, and HVAC actuators where AEC-Q100 is not mandated. The integrated LINbus transceiver interface (via the EUSART module) connects directly to body-domain LIN slaves without an external transceiver. 512 KB of Flash absorbs full CAN/LIN stacks plus proprietary OEM diagnostics, while the 28-QFN-S footprint fits small actuator housings. Designers in commercial-vehicle and agricultural-equipment markets use this MCU because its -40 °C to +125 °C grade covers under-hood thermal exposure.
Recommended
Low-Cost Digital Power Conversion
The PIC24EP512GP202T-E/MM is frequently used as the control brain in sub-300 W AC/DC and DC/DC converters where DSP performance is needed for average-current-mode control, peak current-mode control, or digital PFC. The hardware multiply and DSP-class instructions accelerate the control law to well under 10 µs, while the CTMU can be repurposed for soft-start capacitor charging. The high-resolution PWM peripherals (with edge-aligned and center-aligned modes) generate switching frequencies up to ~1 MHz with fine duty-cycle resolution, allowing direct FET drive through a small gate driver.
Recommended
Consumer White Goods and Appliance Control
Washing machines, dishwashers, refrigerators, and induction cooktops use the PIC24EP512GP202T-E/MM as the main controller for motor-driven subsystems, user-interface scan, and safety monitoring. The Peripheral Pin Select (PPS) system lets PCB designers remap the I2C keypad matrix, UART HMI display, and SPI sensor bus onto whichever physical pins fit the chassis layout. The CTMU enables touch-panel keys directly on the glass front panel without a dedicated touch IC, lowering BOM cost. With 60 MIPS throughput, the same MCU can supervise multiple BLDC pumps and a hysteresis-based heater control loop concurrently.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP512GP202T-E/MM — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP256GP202T-E/MM | PIC24EP512GP202-I/MM | PIC24EP512GP202-E/SO |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN-S (6x6) | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same | 28-SOIC - NOT drop-in |
| Flash Memory | 512 KB | 256 KB | 512 KB | 512 KB |
| RAM | 24 KB | 24 KB | 24 KB | 24 KB |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Operating Temperature | -40 °C to +125 °C (E) | -40 °C to +125 °C (E) | -40 °C to +85 °C (I) | -40 °C to +125 °C (E) |
| On-chip Op Amps | 2 | 2 | 2 | 2 |
| Communication Peripherals | I2C, SPI, UART/USART, IrDA, LINbus | I2C, SPI, UART/USART, IrDA, LINbus | I2C, SPI, UART/USART, IrDA, LINbus | I2C, SPI, UART/USART, IrDA, LINbus |
| Packaging Form | Tape & Reel (T suffix) | Tape & Reel | Tray / Tube (no T suffix) | Tray / Tube (no T suffix) |
Key Differentiators
- Largest Flash memory in the 28-QFN PIC24EP GP202 family (vs PIC24EP256GP202T-E/MM)
- Extended -40 °C to +125 °C temperature grade (vs PIC24EP512GP202-I/MM)
- Tape-and-reel packaging for high-volume SMT (vs PIC24EP512GP202-E/SO (tray))
Design Notes
Place a 100 nF decoupling capacitor (X7R, 0402 or 0603) within 2 mm of every VDD pin and route it directly to the VSS plane. The exposed thermal pad (EP) of the 28-QFN-S must be soldered to a continuous ground copper pour with at least 8 thermal vias (0.3 mm drill, 0.5 mm pitch) for heat extraction and ground integrity. VCAP requires a low-ESR 10 µF capacitor (ceramic or tantalum) routed with a short trace to avoid regulator instability. Estimated: thermal dissipation in this 6x6 mm QFN is bounded by the package's typical θJA of ~30 °C/W for a 2-layer JEDEC test board.
Use Microchip's Peripheral Pin Select (PPS) feature to map peripherals to physical pins that minimize PCB trace crossings, but lock the PPS mapping in the first lines of firmware and avoid reassigning PGED1/PGEC1 because they are required for ICSP. Route the analog input traces (AN0-ANx) away from PWM and switching signals, and guard the analog ground (AVSS) star-point back to the regulator ground. When using the on-chip op amps, route the inverting/non-inverting traces as differential pairs to reject common-mode noise.
Do not exceed 3.6 V on any VDD or AVDD pin — the PIC24E core does not tolerate 5 V and will damage the Flash charge pump. Always configure the voltage regulator's VCAP capacitor before switching to PLL mode, otherwise the core will brownout. The MCLR pin must have a 10 kΩ pull-up to VDD; floating MCLR causes intermittent resets in noisy environments. When migrating from PIC24EP256GP202 to PIC24EP512GP202 firmware, update the linker script's ROM range, otherwise code will silently overflow.
Compliance Information
RoHS and lead-free confirmed per Microchip product page; halogen-free status not explicitly listed. The 'E' suffix denotes -40 °C to +125 °C extended industrial temperature grade but is NOT AEC-Q100 qualified — for automotive designs, use the AEC-Q100-qualified dsPIC33EP variant.
