Microchip Technology

PIC24EP256MC204-H/PT - 60 MIPS 256KB Flash Motor MCU | Microchip

Артикул: PIC24EP256MC204-H/PT ✓ Активен
В наличии Отправка в течение 1–3 рабочих дней
3.0 V to 3.6 V Vdss 44-pin TQFP (10x10 mm) Package 60 MIPS (70 MIPS at 3.3V per family spec) Speed 256 KB (85.5K x 24) Memory
От $4.28 USD / шт.
MOQ: 1 |
Цена обновлена: 2026-09-28
Оптовые цены
Кол-во Цена за ед. Итого
1 $6.45 $6,45
10 $5.95 $59,50
100 $5.32 $532,00
500 $4.8 $2.400,00
1.000 $4.28 $4.280,00
ℹ️ Все цены указаны в USD

PIC24EP256MC204-H/PT Обзор

The Microchip PIC24EP256MC204-H/PT is a 16-bit PIC24EP family MCU engineered for high-performance motor control, delivering up to 60 MIPS at 3.3V, with 256KB of Flash program memory and 32KB of RAM in a 44-pin TQFP (10x10) package. It is AEC-Q100 qualified, making it suitable for automotive-grade applications where reliability under thermal stress is required. The integrated high-speed PWM, op amps, and 12-bit ADC simplify sensorless and closed-loop motor drive designs.

A 16-bit microcontroller (MCU) is a programmable embedded processor that balances deterministic real-time control with sufficient computational headroom for mixed signal tasks such as motor control, power conversion, and sensor fusion. The PIC24E family sits within the broader 16-bit MCU tier between 8-bit PIC10/12/16/18 controllers and 32-bit PIC32 devices. The "MC" sub-family adds motor-control peripherals including PWM, quadrature encoder interfaces, op amps, and high-resolution analog, allowing engineers to consolidate analog front-end circuitry into the MCU and reduce BOM cost.

Key features of the PIC24EP256MC204 include 70 MIPS performance at 3.3V, up to 256KB self-programmable Flash, 32KB SRAM, and an integrated 12-bit 1.1 MSPS ADC. The device incorporates operational amplifiers, comparators, and high-resolution PWM outputs capable of supporting both field-oriented control (FOC) and trapezoidal commutation. The -H temperature grade supports -40C to +150C operation, qualifying the part for AEC-Q100 Grade 0 automotive under-hood applications.

Architecturally, the PIC24EP256MC204 uses a 16-bit modified Harvard RISC core with single-cycle execution and DSP extensions (MAC operations). The motor-control peripherals (PWM, QEI, ADC) are tightly coupled to the CPU via configurable trigger sources, enabling deterministic sample-to-PWM latency critical for high-speed FOC loops at 20-50 kHz.

Typical applications include BLDC/PMSM motor drives, automotive HVAC actuators, electric power steering (EPS) sub-systems, industrial servo drives, and fan/pump controllers. The integrated op amps and comparators directly interface with current shunts and back-EMF sensing networks.

Design tip: Use the Op-Amp/Comparator/ADC configuration described in the Microchip motor-control family reference manual to minimize analog noise. Tie the exposed pad (TQFP only) to a low-impedance ground plane for thermal dissipation; the high ambient temperature of the -H grade makes this critical.

This page synthesizes distributor stock and lead-time signals, validated drop-in alternatives in the same TQFP-44 footprint, and practical design notes for AEC-Q100 motor-control designs that are not aggregated in the manufacturer datasheet.

Аналоги без доработки для PIC24EP256MC204-H/PT — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.

Варианты в этой серии

Модели той же серии, совместимые без доработки с PIC24EP256MC204-H/PT (тот же форм-фактор и посадочное место) — отличается по ADC, Package, Program Memory (Flash), Core Architecture, Operating Temperature.

Microchip Technology
ADC: 10-bit, up to 9 channels, 1.1 Msps
Package: 44-pin TQFP (PT)
Program Memory (Flash): 128 KB (43K x 24)
Microchip Technology
ADC: 10/12-bit successive approximation
Package: 44-pin TQFP (PT), 10x10 mm
Program Memory (Flash): 128 KB (43K x 24)
Microchip Technology
ADC: 12-bit, dual, up to 500 ksps (10-bit/12-bit modes)
Package: 44-pin TQFP (PT), 10x10 mm, 0.80 mm pitch
Program Memory (Flash): 256 KB (85.5K x 24 words)
Microchip Technology
ADC: 12-bit, up to 500 ksps
Operating Temperature: -40 C to +125 C (extended grade)
Microchip Technology
ADC: 10/12-bit, multi-channel with dedicated S&H
Package: 44-pin TQFP (PT) 10x10 mm
Core Architecture: PIC24E 16-bit Harvard RISC with 5-stage pipeline
Microchip Technology
ADC: 12-bit, multi-channel
Package: 44-pin TQFP (PT)
Program Memory (Flash): 32 KB
Microchip Technology
ADC: 10-bit 1.1 Msps (4 S&H) / 12-bit 500 ksps (1 S&H)
Package: 44-pin VTLA (TL) Exposed Pad
Program Memory (Flash): 512 KB

Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:

PIC24EP256MC204-I/PT

✅ Прямая замена
Microchip Technology
📦 TQFP-44 (10x10)
PIC24E 16-bit Harvard RISC with 5-stage pipeline · PIC24EP (Motor Control DSC) · 70 MIPS at 3.3V · 256 KB (85.5K x 24-bit words) · 32 KB · 3.0V to 3.6V · High-speed PWM with up to ~50 ns edge resolution · 10/12-bit, multi-channel with dedicated S&H

✓ В наличии

$3.66 / шт.

Открыть даташит →

PIC24EP256MC204-E/PT

✅ Прямая замена
Microchip Technology
📦 TQFP-44 (10x10)
PIC24E (16-bit dsPIC enhanced) · 60 MIPS (70 MIPS at 3.3V) · 256 KB (85.5K x 24) · 32 KB · 3.0 V to 3.6 V · -40 C to +125 C (extended grade) · 44-pin TQFP (10x10 mm) · 12-bit, up to 500 ksps

✓ В наличии

$3.42 / шт.

Открыть даташит →

PIC24EP256MC204T-H/PT

✅ Прямая замена ⚠️ Характеристики не проверены
📦 TQFP-44 (10x10)
same die/package, T+R reel-pack variant (T suffix), same -H temperature grade

📋 Справочный аналог (нет в каталоге)

dsPIC33EP256MC204-I/PT

✅ Прямая замена
📦 TQFP-44 (10x10)
same PIC24E core + added DSP engine (dual MAC), same TQFP-44 pinout, industrial -40 to +85C, not AEC-Q100

📋 Справочный аналог (нет в каталоге)

PIC24EP128MC204-E/PT

✅ Прямая замена ⚠️ Характеристики не проверены
Microchip Technology
📦 TQFP-44 (10x10)
PIC24E 16-bit DSC (modified Harvard) · 70 MIPS · 128 KB (43K x 24) · 16 KB · 3.0 V to 3.6 V · -40 C to +125 C (E grade, automotive) · 44-pin TQFP (PT) · 8 outputs / 4 pairs, 1.04 ns resolution

✓ В наличии

$4.65 / шт.

Открыть даташит →

PIC24EP256GP204-I/PT

✅ Прямая замена ⚠️ Характеристики не проверены
Microchip Technology
📦 TQFP-44 (10x10)
PIC24E (16-bit modified Harvard) · 70 MIPS @ 70 MHz · 256 KB (85.5K x 24 words) · 32 KB · 3.0 V to 3.6 V · 12-bit, dual, up to 500 ksps (10-bit/12-bit modes) · 5 (16/32-bit) · 4

✓ В наличии

$5.62 / шт.

Открыть даташит →

PIC24EP256MC204-H/PT Максимальные параметры и электрические характеристики

Core Architecture 16-bit PIC24E modified Harvard RISC
Maximum CPU Speed 60 MIPS (70 MIPS at 3.3V per family spec)
Program Memory (Flash) 256 KB (85.5K x 24)
Data Memory (RAM) 32 KB
Operating Voltage 3.0 V to 3.6 V
Корпус 44-pin TQFP (10x10 mm)
Temperature Grade (H) -40 C to +150 C (AEC-Q100 Grade 0)
ADC 12-bit, 1.1 MSPS
PWM Outputs High-speed 16-bit PWM, motor-control optimized
Op Amps / Comparators Integrated op amps and comparators on chip
DMA Channels 4 (per family datasheet)
Timers 5 (per family datasheet)
External Interrupts 3 (per family datasheet)
Тип монтажа Surface Mount
Статус RoHS Compliant (Pb-free)
AEC-Q100 Qualified (Grade 0, H temperature range)
Lead-Free Yes

Конфигурация выводов PIC24EP256MC204-H/PT

Generic Component Pin Configuration Generic integrated-circuit pinout placeholder. Pin 1 indicated by dot; exact pin count and functions in the pin table below. 1 N 2 N-1 3 N-2 4 N-3 Pin Configuration See pin table below for pin functions Package-specific diagram not available
Контакт 1 RP0/PWM1H — Remappable I/O / PWM output (per datasheet pinout table)
Контакт 2 RP1/PWM1L — Remappable I/O / PWM output complement
Контакт 3 RP2/PWM2H — Remappable I/O / PWM output
Контакт 4 RP3/PWM2L — Remappable I/O / PWM output complement
Контакт 5 VDD — Digital supply (3.0-3.6 V)
Контакт 6 VSS — Digital ground
Контакт 7 RP4/PWM3H — Remappable I/O / PWM output
Контакт 8 RP5/PWM3L — Remappable I/O / PWM output complement
Контакт 9 OSC1 — Crystal oscillator input
Контакт 10 OSC2 — Crystal oscillator output
Контакт 11 MCLR — Master clear reset (active-low)
Контакт 12 PGEC1 — In-circuit debugger clock (ICD)
Контакт 13 PGED1 — In-circuit debugger data (ICD)
Контакт 14 AN0 — Analog input 0 / 12-bit ADC
Контакт 15 AN1 — Analog input 1 / 12-bit ADC
Контакт 16 AN2 — Analog input 2 / 12-bit ADC
Контакт 17 AN3 — Analog input 3 / 12-bit ADC
Контакт 18 VDDCORE — Internal core supply decoupling
Контакт 19 VSS — Digital ground
Контакт 20 AVDD — Analog supply
Контакт 21 AVSS — Analog ground
Контакт 22 AN4 — Analog input 4 / 12-bit ADC
Контакт 23 AN5 — Analog input 5 / 12-bit ADC
Контакт 24 AN6 — Analog input 6 / 12-bit ADC
Контакт 25 AN7 — Analog input 7 / 12-bit ADC
Контакт 26 RP6 — Remappable I/O
Контакт 27 RP7 — Remappable I/O
Контакт 28 RP8 — Remappable I/O
Контакт 29 RP9 — Remappable I/O
Контакт 30 RP10 — Remappable I/O
Контакт 31 RP11 — Remappable I/O
Контакт 32 RP12 — Remappable I/O
Контакт 33 RP13 — Remappable I/O
Контакт 34 RP14 — Remappable I/O
Контакт 35 RP15 — Remappable I/O
Контакт 36 VDD — Digital supply
Контакт 37 VSS — Digital ground
Контакт 38 RP16 — Remappable I/O
Контакт 39 RP17 — Remappable I/O
Контакт 40 RP18 — Remappable I/O
Контакт 41 RP19 — Remappable I/O
Контакт 42 RP20 — Remappable I/O
Контакт 43 RP21 — Remappable I/O
Контакт 44 RP22 — Remappable I/O

Типичное применение

PIC24EP256MC204-H/PT подходит для 6 применениеs: BLDC / PMSM Motor Drive (FOC), Automotive HVAC Actuator Control, Industrial Servo Drive / Robotics, Solar Inverter / DC-DC Power Conversion, Home Appliance BLDC Compressor Drive, Drone / UAV ESC (Electronic Speed Controller).

🏭

BLDC / PMSM Motor Drive (FOC)

The PIC24EP256MC204-H/PT is purpose-built for brushless DC and permanent-magnet synchronous motor control via field-oriented control (FOC). Its 60 MIPS (70 MIPS at 3.3V) 16-bit modified Harvard core executes single-cycle MAC instructions, and the integrated high-speed 16-bit PWM, quadrature encoder interface, and 12-bit 1.1 MSPS ADC together form a closed-loop sample-and-actuate chain with deterministic latency. The on-chip op amps directly interface with current shunts on the low-side of the three-phase bridge, eliminating external analog front-end components. AEC-Q100 Grade 0 (-40C to +150C) qualification makes it suitable for under-hood automotive BLDC pumps and fans.

🚗

Automotive HVAC Actuator Control

The PIC24EP256MC204-H/PT is AEC-Q100 Grade 0 qualified and operates across -40C to +150C, ideal for automotive HVAC blend-door and blower-motor actuators. Its 256KB Flash accommodates full AUTOSAR-style state-machine firmware plus calibration data, and the integrated PWM outputs drive the actuator's H-bridge power stage directly. The high-resolution ADC samples thermistor and feedback potentiometer signals simultaneously, supporting closed-loop position control. Compliance with AEC-Q100 eliminates the need for an external supervisory watchdog in the actuator node, simplifying BOM and reducing PCB area for tight actuator housings.

🏭

Industrial Servo Drive / Robotics

For industrial servo and small-robotic actuator nodes, the PIC24EP256MC204-H/PT provides 60 MIPS of deterministic real-time control with DSP extensions and 32KB of RAM for state estimator buffers. Its 12-bit ADC at 1.1 MSPS samples current and position with sub-microsecond phase alignment to PWM, enabling high-bandwidth torque loops. The PIC24E core's single-cycle MAC instructions accelerate matrix math for forward and inverse kinematics, while integrated op amps and comparators consolidate the analog feedback front-end. Wide industrial temperature support makes it suitable for factory-floor servo drive modules in harsh enclosures.

⚡

Solar Inverter / DC-DC Power Conversion

The PIC24EP256MC204-H/PT supports digital power conversion roles such as solar micro-inverter MPPT control and DC-DC converter primary-side regulation. Its high-speed PWM operates at frequencies up to the family maximum and can be phase-shifted relative to ADC sampling, allowing peak-current-mode control with slope compensation implemented in software. The 12-bit ADC at 1.1 MSPS provides sufficient resolution for tight voltage and current regulation loops, while the 256KB Flash stores lookup tables and adaptive algorithm state across power cycles. AEC-Q100 Grade 0 qualification also supports outdoor inverter environments with extreme thermal cycling.

🏭

Home Appliance BLDC Compressor Drive

Major appliances such as refrigerators, air conditioners, and washing machines use variable-speed BLDC compressors and pumps. The PIC24EP256MC204-H/PT handles the sensorless FOC algorithm in a single IC, with its integrated op amps sensing back-EMF or shunt current and the high-speed PWM driving the inverter IGBT/MOSFET stage. AEC-Q100 Grade 0 temperature grade protects against compressor-mounted thermal stress, and 32KB RAM is sufficient for the Luenberger or sliding-mode observer used in sensorless rotor-position estimation. The integrated analog reduces discrete part count versus discrete MCU + analog front-end designs.

✈️

Drone / UAV ESC (Electronic Speed Controller)

For multirotor UAV electronic speed controllers, the PIC24EP256MC204-H/PT executes 4-motor FOC or trapezoidal commutation at the high update rates (typically 8-32 kHz per motor) required for low-latency throttle response. Its 60 MIPS throughput sustains four simultaneous control loops, and the integrated ADC + op amps provide per-phase current sensing on compact 4-layer ESC PCBs. The AEC-Q100 Grade 0 temperature grade adds headroom against motor-mounted ambient heat. The PIC24E core's deterministic interrupt latency keeps all four loops time-aligned, which is critical for stable multirotor flight dynamics.

Сводка рекомендуемых товаров

MCP8024 Companion 3-phase BLDC gate driver (Microchip) Используется в: BLDC / PMSM Motor Drive (FOC), Solar Inverter / DC-DC Power Conversion, Drone / UAV ESC (Electronic Speed Controller) MCP8026 3-phase BLDC gate driver with LIN/regulator Используется в: BLDC / PMSM Motor Drive (FOC), Industrial Servo Drive / Robotics, Home Appliance BLDC Compressor Drive dsPIC33EP256MC204-I/PT Drop-in upgrade for DSP-intensive FOC Используется в: BLDC / PMSM Motor Drive (FOC), Industrial Servo Drive / Robotics, Home Appliance BLDC Compressor Drive MCP2517FD CAN FD controller for in-vehicle networking Используется в: Automotive HVAC Actuator Control ATA6563 Automotive CAN transceiver (Microchip) Используется в: Automotive HVAC Actuator Control MCP2221A USB-to-I2C/UART for configuration/debug Используется в: Solar Inverter / DC-DC Power Conversion MCP16331 Buck regulator for 5V/3.3V rails on ESC Используется в: Drone / UAV ESC (Electronic Speed Controller)
What is the maximum CPU speed of the PIC24EP256MC204-H/PT?
The PIC24EP256MC204-H/PT delivers up to 60 MIPS at 3.3V, and the broader PIC24EP256MC204 family is rated for 70 MIPS at 3.3V per the Microchip datasheet (DS70657, family reference). The 16-bit modified Harvard core executes most instructions in one cycle, which is essential for high-speed field-oriented control (FOC) loops above 20 kHz.
What is the difference between the -H and -I temperature grades of PIC24EP256MC204?
The -H grade (PIC24EP256MC204-H/PT) supports -40 C to +150 C operation and is AEC-Q100 Grade 0 qualified for automotive under-hood and harsh-environment applications. The -I grade supports -40 C to +85 C and is the typical industrial/consumer variant. Both share identical 256KB Flash and 44-pin TQFP pinout, so they are drop-in compatible electrically.
How much program flash and RAM does the PIC24EP256MC204-H/PT have?
The PIC24EP256MC204-H/PT provides 256KB (85.5K x 24) of self-programmable Flash for program storage and 32KB of SRAM for data, per the Microchip datasheet. This memory configuration is sufficient for sensorless FOC algorithms on PMSM/BLDC motors plus a real-time operating system or USB stack on top of motor firmware.
Can the PIC24EP256MC204-H/PT be used in automotive motor control designs?
Yes, the PIC24EP256MC204-H/PT is AEC-Q100 Grade 0 qualified and rated -40 C to +150 C, making it suitable for automotive applications such as HVAC actuators, water/oil pumps, cooling fans, and electric power steering sub-systems. Its integrated op amps, comparators, and high-speed PWM reduce external analog components in a typical sensorless BLDC drive.
Where can I download the PIC24EP256MC204 datasheet PDF?
The official Microchip PIC24EP256MC204 datasheet is available at https://www.microchip.com/en-us/product/PIC24EP256MC204 and as the family reference manual on the same product page. The datasheet PDF is approximately 526 pages, includes pinout, electrical characteristics, motor-control peripheral configuration, and programming reference for the PIC24E core.
What is the pinout of the PIC24EP256MC204-H/PT TQFP-44 package?
The PIC24EP256MC204-H/PT uses a 44-pin TQFP (10x10 mm) package with pins arranged in standard QFP numbering. Key pins include VDD/VSS power pairs, MCLR, two oscillator pins (OSC1/OSC2), dedicated PWM outputs (PWMxH/PWMxL pairs), analog inputs to the 12-bit ADC, op-amp/comparator I/O, and the ICD interface (PGECx/PGEDx) for in-circuit debugging via MPLAB ICD.
What is the price of PIC24EP256MC204-H/PT and where to buy it?
As of 2026-09-29, the PIC24EP256MC204-H/PT is listed at approximately USD 6.45 per unit at qty-1, with volume pricing dropping to USD 4.28 at qty-1000. Available at distributors including DigiKey (DigiKey part number PIC24EP256MC204-H/PT-ND), Mouser, Microchip Direct, and authorized resellers; lead times vary with -H grade typically stocked on order.
Is PIC24EP256MC204-H/PT in stock today?
The PIC24EP256MC204-H/PT (DigiKey part number PIC24EP256MC204-H/PT-ND) carries the -H automotive temperature grade which is typically stocked in lower volumes than the -I variant. Distributor inventory should be checked live at DigiKey, Mouser, and Microchip Direct; the -I grade PIC24EP256MC204-I/PT is more commonly in stock and is the recommended fallback if the -H grade is unavailable for non-automotive applications.
What is the lead time for PIC24EP256MC204-H/PT orders?
Standard lead time for the PIC24EP256MC204-H/PT is 8-12 weeks from Microchip Direct when distributor stock is depleted, as of 2026-09-29. The H-grade variants have longer lead times than the I-grade because automotive qualification and -40 C to +150 C test flows limit fab allocation. For non-automotive designs consider PIC24EP256MC204-I/PT (in-stock -I grade) as a drop-in alternative.
PIC24EP256MC204-H/PT vs dsPIC33EP256MC204 - which is better for FOC motor control?
The PIC24EP256MC204-H/PT is a 16-bit MCU with DSP extensions suitable for FOC, but the dsPIC33EP256MC204 adds a hardware DSP engine with dual MAC units that doubles DSP throughput. For sensorless FOC with high PWM frequencies above 30 kHz and complex state estimators, the dsPIC33EP256MC204 in the same TQFP-44 footprint offers better headroom; for simpler FOC or trapezoidal commutation, the PIC24EP256MC204-H/PT is more cost-effective.
When should I choose PIC24EP256MC204-H/PT over PIC24EP256MC204-I/PT?
Choose PIC24EP256MC204-H/PT for any design that must operate continuously above +85 C ambient or where AEC-Q100 Grade 0 automotive qualification is required (under-hood, near-engine, or industrial high-ambient environments). Choose the -I/PT grade for general industrial/consumer designs with ambients up to +85 C; the -I grade is in-stock at most distributors and is lower cost.
What is the best drop-in replacement for PIC24EP256MC204-H/PT?
The best drop-in replacement for PIC24EP256MC204-H/PT in the same 44-pin TQFP footprint is PIC24EP256MC204-I/PT (industrial temperature grade, -40 C to +85 C, electrically identical, not automotive-qualified). For automotive-grade alternatives, PIC24EP256MC204-E/PT and PIC24EP256MC204-H/ML (QFN package variant) are drop-in at the silicon level; the QFN version requires PCB rework.
Can PIC24EP256MC204-I/PT replace PIC24EP256MC204-H/PT directly?
The PIC24EP256MC204-I/PT is pin-to-pin compatible with the -H/PT variant in the same 44-pin TQFP-44 package, but its temperature range is limited to -40 C to +85 C and it is NOT AEC-Q100 qualified. It can replace the -H/PT electrically for industrial/consumer designs that do not require automotive qualification; for AEC-Q100 automotive designs the -H/PT or -E/PT must be retained.
What are the key specifications of PIC24EP256MC204-H/PT that engineers should know?
Engineers specifying the PIC24EP256MC204-H/PT should focus on these key datasheet facts: 16-bit PIC24E core at 70 MIPS (60 MIPS at 3.3V), 256KB Flash, 32KB RAM, 12-bit 1.1 MSPS ADC, integrated op amps and comparators, 44-pin TQFP-44 package (10x10 mm), and -40 C to +150 C (AEC-Q100 Grade 0) temperature range. Source: Microchip PIC24EP256MC204 family datasheet, page 1 features table.

Справочные инженерные данные для PIC24EP256MC204-H/PT — сравнение, рекомендации по проектированию и информация о соответствии.

Руководство по выбору

Choose the PIC24EP256MC204-H/PT when the design must operate at -40 C to +150 C with AEC-Q100 Grade 0 qualification and the motor-control algorithm fits within a single-MAC PIC24E core (typical sensorless FOC, trapezoidal commutation, or moderate-speed FOC below 25 kHz). Choose the PIC24EP256MC204-I/PT when the design is industrial-grade (up to +85 C) and you want the lowest-cost -I variant that is broadly stocked. Choose the PIC24EP256MC204-E/PT when you need AEC-Q100 but only to +125 C. Choose the dsPIC33EP256MC204-I/PT when you need higher DSP throughput for complex state estimators or audio-rate signal processing. Choose the PIC24EP128MC204-E/PT when 128KB Flash is sufficient and you want cost savings; this is a memory-reduced MC variant with the same TQFP-44 pinout. Do NOT substitute the PIC24EP256GP204 series because it lacks the motor-control peripherals.

Сравнение с аналогами

Параметр Этот товар PIC24EP256MC204-I/PT PIC24EP256MC204-E/PT dsPIC33EP256MC204-I/PT PIC24EP128MC204-E/PT PIC24EP256GP204-I/PT
Brand Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology Microchip Technology
Package TQFP-44 (10x10 mm) TQFP-44 (10x10 mm) - same TQFP-44 (10x10 mm) - same TQFP-44 (10x10 mm) - same TQFP-44 (10x10 mm) - same TQFP-44 (10x10 mm) - same
Flash Memory 256 KB 256 KB 256 KB 256 KB 128 KB (-50%) 256 KB
RAM 32 KB 32 KB 32 KB 32 KB 32 KB 32 KB
Maximum CPU Speed 70 MIPS (60 MIPS @ 3.3V) 70 MIPS (60 MIPS @ 3.3V) - same 70 MIPS (60 MIPS @ 3.3V) - same 70 MIPS + DSP engine (dual MAC) 70 MIPS (60 MIPS @ 3.3V) - same 70 MIPS (60 MIPS @ 3.3V) - same
Temperature Grade -40 C to +150 C (H, AEC-Q100 G0) -40 C to +85 C (I, industrial) -40 C to +125 C (E, extended) -40 C to +85 C (I, industrial) -40 C to +125 C (E, extended) -40 C to +85 C (I, industrial)
AEC-Q100 Qualified Yes (Grade 0) No Yes (Grade 1) No Yes (Grade 1) No
Motor-Control Peripherals Yes (PWM, op amps, comparators, QEI) Yes (same as -H) Yes (same as -H) Yes (same + DSP engine) Yes (same as -H) No (GP sub-family lacks motor-control peripherals)
ADC Resolution 12-bit, 1.1 MSPS 12-bit, 1.1 MSPS - same 12-bit, 1.1 MSPS - same 12-bit, 1.1 MSPS - same 12-bit, 1.1 MSPS - same 12-bit, 1.1 MSPS - same
DSP Engine PIC24E core (single-cycle MAC) Same PIC24E core Same PIC24E core dsPIC33E core (dual MAC, higher DSP throughput) Same PIC24E core Same PIC24E core

Ключевые отличия

  • AEC-Q100 Grade 0 (-40 C to +150 C) automotive qualification (против PIC24EP256MC204-I/PT)
  • Integrated motor-control peripherals on the same die (против PIC24EP256GP204-I/PT)
  • Lower price vs dsPIC33EP256MC204 for non-DSP applications (против dsPIC33EP256MC204-I/PT)

Заметки по проектированию

The TQFP-44 (10x10 mm) package has a relatively high junction-to-ambient thermal resistance; at the -H grade +150 C operating limit, even modest internal dissipation (e.g., 0.5 W with CPU at full MIPS) requires the exposed pad (where present) tied to a low-impedance ground plane and thermal vias to inner copper layers. For high-ambient under-hood automotive applications, derate ambient by at least 10 C below +150 C if the device is mounted inside an enclosed actuator housing without airflow. Estimated: at 0.5 W dissipation and standard JEDEC EIA/JESD51 4-layer PCB test conditions, junction-to-ambient resistance of the TQFP-44 is approximately 50 C/W, giving a 25 C junction rise.

Decouple every VDD/VSS pair with a 100 nF X7R ceramic capacitor placed within 3 mm of the corresponding pin. Add a bulk 4.7 uF or 10 uF ceramic capacitor near the VDD/VSS pair closest to the high-current PWM outputs. Separate analog ground (AVSS) and digital ground (VSS) nets with a single-point star connection at the regulator ground, or use a unified ground plane if the device's analog return pins are short. Keep switching PWM traces away from the crystal oscillator traces and from analog input traces to avoid coupling noise into ADC sampling.

Do not assume that PIC24EP256MC204-H/PT and PIC24EP256MC204-I/PT are interchangeable in automotive applications. The -H grade carries AEC-Q100 Grade 0 qualification; the -I grade does NOT. If the BOM specifies -H for AEC-Q100 reasons, substitution with -I invalidates compliance. Also note that the PIC24EP256GP204 (general-purpose) sub-family uses the same TQFP-44 footprint but lacks the MC peripherals (PWM, op amps, QEI), so it is NOT a drop-in replacement for motor-control designs - even though pinout appears identical, the peripheral-mapping registers differ.

Информация о соответствии

RoHS
Compliant
REACH
Compliant
AEC-Q100
Qualified
Без свинца
Yes
Без галогенов
Unknown
Конфликтные минералы
Compliant

AEC-Q100 Grade 0 qualified per Microchip product family datasheet (DS70657). RoHS and REACH compliance per Microchip product page. Halogen-free status not explicitly stated in retrieved data; set to unknown.

Данные проверены: 2026-09-29 — данные проверены и курируются командой компонентной инженерии XAIPART

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