PIC24EP64GP204-E/PT - 16-bit 70 MIPS MCU, 64KB Flash, 44-TQFP | Microchip
MPN: PIC24EP64GP204-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.21 | $6.21 |
| 10 | $5.59 | $55.90 |
| 100 | $4.97 | $497.00 |
| 500 | $4.45 | $2,225.00 |
| 1,000 | $3.93 | $3,930.00 |
PIC24EP64GP204-E/PT Overview
A 16-bit MCU is a microcontroller whose data path, registers, and ALU are 16 bits wide. Compared with 8-bit MCUs (e.g., PIC16, 8051), a 16-bit core performs arithmetic on 16-bit operands in a single instruction and can address larger memory spaces directly, while still consuming less power and offering simpler deterministic interrupt handling than 32-bit Cortex-M cores. The PIC24EP family sits in the middle of Microchip's portfolio between the 8-bit PIC18 and the 32-bit PIC32MX/MZ lines, targeting high-end general-purpose embedded designs that need strong DSP-like performance and large peripheral integration on a single die.
Key features include a 10/12-bit ADC with up to 1.1 Msps conversion, two UART/SPI/I2C-configurable serial interfaces, three 16-bit timers, five 16-bit capture/compare/PWM channels, and an extended -40C to +125C operating range (the trailing -E in the part number denotes the extended temperature grade). The 70 MIPS performance, combined with a 16-bit modified Harvard bus and DSP engine for single-cycle 16x16 MAC operations, enables digital signal conditioning, motor control loops, and audio processing in software without an external DSP.
The architecture combines a 16-bit modified Harvard CPU with tightly-coupled analog peripherals, including three operational amplifiers that can be configured as unity-gain buffers or as gain stages driving the on-chip ADC. The PTG (Peripheral Trigger Generator) is a hardware sequencer that chains ADC, PWM, and timer events at hardware speed, offloading work from the CPU and enabling deterministic sub-microsecond response times critical for power-conversion and motor-control loops.
Typical applications include industrial motor control, switch-mode power supplies with digital compensation, sensor signal conditioning, LED lighting controllers, and consumer devices requiring 16-bit DSP performance without the cost of a 32-bit MCU. The extended temperature grade makes the part suitable for under-hood automotive subsystems, industrial automation, and outdoor equipment.
When designing with this MCU, reserve adequate PCB area for the 44-pin TQFP exposed thermal pad layout, and confirm that the ADC reference voltage source can drive the 3 internal op amps plus ADC sample capacitance in worst-case back-to-back burst conversions. For new designs, consider the pin-compatible PIC24EP512GP204-E/PTI (512 KB flash) as a drop-in upgrade path for code growth.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC24EP64GP204-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 PIC24EP64GP204-E/PT (same form factor and footprint) — differing in ADC, Package, Core Architecture, Operating Temperature, CTMU.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24EP64GP204-I/PT
✅ Drop-In✓ In Stock
$4.32 / Unit
View Datasheet →PIC24EP64GP204-E/ML
✅ Drop-In✓ In Stock
$3.55 / Unit
View Datasheet →PIC24EP128GP204-E/PT
✅ Drop-In✓ In Stock
$4.25 / Unit
View Datasheet →PIC24EP512GP204-E/PT
✅ Drop-In✓ In Stock
$5.62 / Unit
View Datasheet →dsPIC33EP64GP204-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24FJ64GA204-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24EP64GP204-E/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24 (16-bit modified Harvard, 16x16 MAC DSP engine) |
| CPU Core Speed | 60 MHz (70 MIPS) |
| Program Memory (Flash) | 64 KB (22K x 24 words) |
| Data Memory (SRAM) | 8 KB |
| Operating Voltage (VDD) | 3.0 V to 3.6 V |
| Number of I/O Pins | 35 |
| ADC | 10/12-bit, up to 1.1 Msps |
| On-chip Operational Amplifiers | 3 |
| Comparators | 4 |
| CTMU | Yes (Charge Time Measurement Unit) |
| Peripheral Trigger Generator (PTG) | Yes |
| Timers | 3 x 16-bit timers |
| Output Compare/PWM | 5 x 16-bit channels |
| Serial Interfaces | 2x UART/SPI/I2C configurable |
| Package | 44-pin TQFP (10x10 mm) |
| Operating Temperature | -40C to +125C (Extended, -E grade) |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant (Pb-free area) |
PIC24EP64GP204-E/PT 44-pin tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for PIC24EP64GP204-E/PT (44-pin tqfp (10x10 mm) package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for PIC24EP64GP204-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
PIC24EP64GP204-E/PT is suitable for 7 applications: Industrial Motor Control (BLDC/PMSM FOC), Digital Switch-Mode Power Supply (SMPS) Control, Sensor Signal Conditioning and Data Acquisition, LED Lighting Controllers (Commercial/Architectural), Audio Processing and Effects Pedals, Automotive Body and Comfort Electronics, Industrial Automation and PLC Modules.
Industrial Motor Control (BLDC/PMSM FOC)
The PIC24EP64GP204-E/PT fits industrial BLDC/PMSM motor control because its 70 MIPS throughput, three on-chip operational amplifiers (for current sensing), 5 PWM channels (for 3-phase inverter), and 4 comparators (for hardware fault shutdown) are exactly the resources a field-oriented control (FOC) loop requires. The on-chip op amps drive the ADC inputs directly, eliminating external analog front-end components. The Peripheral Trigger Generator (PTG) sequences ADC sampling to PWM edges in hardware, ensuring deterministic sub-microsecond control-loop timing. The -40C to +125C extended temperature grade handles under-hood industrial environments. Compared to 32-bit Cortex-M0+ alternatives, the PIC24EP's single-cycle 16x16 MAC and DSP engine provide sufficient throughput for sensorless FOC at switching frequencies up to 50 kHz.
Recommended
Digital Switch-Mode Power Supply (SMPS) Control
The PIC24EP64GP204-E/PT is widely deployed in digitally-controlled switch-mode power supplies because its 70 MIPS throughput executes voltage-mode and peak current-mode control loops at switching frequencies up to 500 kHz with margin to spare. The on-chip op amps condition the feedback signal from the output LC filter, while the comparators implement hardware cycle-by-cycle overcurrent protection (sub-100 ns response). The PTG chains ADC, PWM, and timer events to implement adaptive dead-time control and synchronous rectification timing without CPU intervention. The -40C to +125C extended temperature grade suits industrial PSU environments. Compared with dedicated UCC28950/UCC25640 analog controllers, the PIC24EP-based design allows firmware-updatable compensation loops and telemetry reporting.
Recommended
Sensor Signal Conditioning and Data Acquisition
The PIC24EP64GP204-E/PT fits sensor signal conditioning and data acquisition front-ends because its three on-chip operational amplifiers, 4 comparators, and 10/12-bit ADC (up to 1.1 Msps) form a complete analog signal chain on a single die. The op amps can be configured as instrumentation-amp gain blocks for bridge sensors (load cells, pressure), as transimpedance amplifiers for photodiodes, or as unity-gain buffers driving the ADC. The 16-bit CPU performs digital filtering (FIR/IIR) at sample rates far exceeding typical sensor bandwidth, eliminating external DSP. The CTMU (Charge Time Measurement Unit) enables capacitive touch sensing or precision time-of-flight measurements. The -E temperature grade suits outdoor industrial sensor nodes.
Recommended
LED Lighting Controllers (Commercial/Architectural)
The PIC24EP64GP204-E/PT suits commercial and architectural LED lighting controllers because its 5 PWM channels (16-bit resolution) drive multiple LED strings independently with smooth dimming down to 0.1% duty cycle, while its 70 MIPS throughput executes DMX-512, DALI, or 0-10V protocol stacks in firmware. The on-chip comparators implement constant-current regulator feedback, and the CTMU enables touch-based or capacitive proximity lighting activation. The -40C to +125C extended temperature grade handles enclosed luminaire thermal environments. Compared to dedicated LED driver ICs, the PIC24EP-based design supports firmware-updatable lighting profiles and remote diagnostics via UART/SPI/I2C peripherals.
Recommended
Audio Processing and Effects Pedals
The PIC24EP64GP204-E/PT enables compact audio processing designs (effects pedals, headphone amplifiers, equalizers) because its 16-bit modified Harvard CPU executes audio sample-rate DSP (FIR filters, biquads, distortion algorithms) at 48 kHz with substantial headroom. The on-chip op amps buffer the audio ADC and drive headphone output stages, while the 10/12-bit ADC captures audio directly (lower-end audio) or feeds an external audio codec. The PIC24EP's single-cycle 16x16 MAC accelerates biquad cascade filters commonly used in parametric EQ. The -E temperature grade suits outdoor PA applications. Compared to dedicated DSP ICs, the PIC24EP integrates analog peripherals eliminating external op-amp ICs.
Recommended
Automotive Body and Comfort Electronics
The PIC24EP64GP204-E/PT fits automotive body/comfort modules (window lifters, mirror controllers, HVAC actuators) because its 5 PWM channels drive multiple DC motors simultaneously, 4 comparators implement hardware overcurrent protection, and the CTMU enables capacitive touch controls for door handles or mirror switches. The -40C to +125C extended temperature grade handles under-dash thermal environments, though [AEC-Q100 qualification status needs verification] for OEM automotive programs. The 70 MIPS throughput executes LIN or CAN protocol stacks alongside motor-control loops. Compared to dedicated motor-driver ICs, the PIC24EP-based design supports firmware-updatable feature sets across product variants.
Recommended
Industrial Automation and PLC Modules
The PIC24EP64GP204-E/PT suits industrial automation and PLC peripheral modules (analog input modules, PID controllers, valve drivers) because its combination of high-resolution ADC, on-chip op amps for signal conditioning, and 70 MIPS throughput for executing PID loops at 1 kHz update rates delivers deterministic control on a single die. The two UART/SPI/I2C-configurable serial interfaces support RS-485, RS-232, or I2C sensor buses common in industrial networks. The extended -40C to +125C temperature grade and industrial-grade reliability suit factory-floor environments. The PTG enables hardware-level event sequencing for deterministic interrupt response, critical when the MCU also handles communication stacks.
Recommended
Recommended Products Summary
Engineering reference data for PIC24EP64GP204-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24EP64GP204-I/PT | PIC24EP64GP204-E/ML | PIC24EP128GP204-E/PT | PIC24EP512GP204-E/PT | dsPIC33EP64GP204-E/PT | dsPIC33EP64MC204-E/PT |
|---|---|---|---|---|---|---|---|
| Package | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) - same | 44-pin QFN (8x8 mm) - same pinout, different package | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| CPU Speed | 60 MHz / 70 MIPS | 60 MHz / 70 MIPS - same | 60 MHz / 70 MIPS - same | 60 MHz / 70 MIPS - same | 60 MHz / 70 MIPS - same | 60 MHz / 70 MIPS - same | 60 MHz / 70 MIPS - same |
| Flash Memory | 64 KB | 64 KB - same | 64 KB - same | 128 KB (+100%) | 512 KB (+700%) | 64 KB - same | 64 KB - same |
| RAM | 8 KB | 8 KB - same | 8 KB - same | 16 KB (+100%) | 48 KB (+500%) | 8 KB - same | 8 KB - same |
| DSP Engine | 16x16 MAC (limited) | Full dsPIC DSP (40-bit accumulators) - upgraded | Full dsPIC DSP with motor-control PWM - upgraded | 16x16 MAC (limited) - same | 16x16 MAC (limited) - same | ||
| Temperature Range | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +125C (Extended) - same | -40C to +125C (Extended) - same | |||
| On-chip Op Amps | 3 | 3 - same | 3 - same | 3 - same |
Key Differentiators
- Pin-compatible memory upgrade path without PCB redesign (vs PIC24EP64GP204 vs PIC24EP512GP204)
- On-chip analog front-end eliminates external components (vs PIC24EP64GP204 vs STM32F072 (Cortex-M0+ with no on-chip op amps))
- Extended temperature grade (-40C to +125C) as standard (vs PIC24EP64GP204-E/PT vs PIC24EP64GP204-I/PT)
- Same-package (TQFP-44) upgrade to dsPIC33EP for full DSP (vs PIC24EP64GP204 vs dsPIC33EP64GP204)
Design Notes
Place 100 nF ceramic decoupling capacitors within 3 mm of every VDD pin and a single bulk 10 uF ceramic close to the VCAP/VDD pair. The PIC24EP64GP204-E/PT operates from 3.0 V to 3.6 V; running at 70 MIPS at the lower 3.0 V boundary can reduce core logic noise margin, so choose 3.3 V +/- 5% LDO. Use a ferrite bead or pi-filter on VDD if the supply shares a switching regulator with noisy digital loads.
For the 44-pin TQFP (10x10 mm, 0.8 mm pitch), use NSMD (non-solder mask defined) pads with 0.4 mm land width and 1.6 mm land length to optimize solder joint reliability. Route signals on inner layers to break out from the fine-pitch perimeter; escape the first 2-3 pins on inner layers with microvias. Maintain a continuous ground plane beneath the MCU for return-current integrity; never route high-speed signals across a plane split into under the device.
Do not assume the on-chip op amps have unlimited output drive - each op amp can source/sink approximately 1 mA; if driving low-impedance loads (under 10 kohm) or long PCB traces, buffer externally. When migrating code from PIC24FJ to PIC24EP, the PLL configuration registers differ (OSCCON, CLKDIV bits) - the PIC24EP requires explicit PLL setup at 60 MHz. Also note that PIC24EP ports have different analog/digital configuration via ANSx registers compared to PIC24F.
Route the ADC reference voltage (VREF+/VREF-) with Kelvin connections to the MCU pins, using a star topology from a single low-impedance reference IC (e.g., REF3025) rather than a daisy-chain. Place the reference decoupling capacitor (1 uF X7R ceramic) within 5 mm of VREF+ pin. Avoid routing digital signals (PWM, UART) parallel to the analog traces; cross at 90 degrees if unavoidable. The on-chip op amp inputs are high-impedance and sensitive to capacitive coupling from adjacent switching signals.
When using the Peripheral Trigger Generator (PTG) for ADC-PWM synchronization, configure ADC conversion trigger in hardware (not via interrupt) to eliminate jitter. For motor-control FOC loops at switching frequencies above 20 kHz, enable the MCU's instruction cache (if available in PIC24EP variants) and place critical interrupt handlers in RAM for deterministic fetch times. Measure end-to-end ADC-to-PWM-update latency with a scope probe on the PTG trigger output and corresponding PWM pin to verify timing closure.
Compliance Information
RoHS compliant per Microchip product page. AEC-Q100 not qualified per standard PIC24EP ordering information; AEC-Q100 automotive-qualified variants would carry different ordering codes (typically prefixed with VAO or similar). Lead-free (Pb-free) reflow compatible. Halogen-free status not explicitly stated in verified web data; refer to Microchip environmental compliance documents for definitive halogen-free certification.