PIC24F08KM202-E/ML - 16-bit XLP 32MHz 8KB Flash MCU | Microchip
Артикул: PIC24F08KM202-E/ML ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $4.2 | $4,20 |
| 10 | $3.78 | $37,80 |
| 100 | $3.36 | $336,00 |
| 500 | $2.94 | $1.470,00 |
| 1.000 | $2.63 | $2.630,00 |
PIC24F08KM202-E/ML Обзор
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and a rich set of on-chip peripherals such as ADCs, timers, communication interfaces, and increasingly op-amps and configurable logic. The PIC24F family belongs to the broader 16-bit DSC/MCU hierarchy: PIC24F -> dsPIC30/33 DSC -> 16-bit MCU -> embedded controller -> semiconductor, designed for deterministic real-time control with the simplicity of the PIC ecosystem (MPLAB X IDE, XC16 compiler) and Microchip's eXtreme Low Power (XLP) technology.
Key features include 4 DMA channels, two I²C/SPI/UART interfaces with IrDA and LIN-bus support, two op-amps, two comparators, a 12-bit ADC with up to 500 ksps, and a charge-time measurement unit (CTMU) for capacitive touch sensing. The Configurable Logic Cell (CLC) allows designers to build custom combinational/sequential logic on-chip, replacing small external PLDs or discrete gates.
Architecturally, the PIC24F08KM202 uses a 16-bit modified Harvard architecture with a wide 24-bit instruction path, providing C-friendly code density and deterministic interrupt latency. XLP technology delivers sleep currents in the nanoamp range, enabling years of battery life from a single cell. The integrated analog front-end (op-amps + ADC + DAC) eliminates the need for separate analog ICs in many sensor and signal-conditioning designs.
Typical applications include portable medical and fitness devices, IoT sensor nodes, low-power industrial sensor transmitters, capacitive touch user interfaces, battery-powered metering, and LIN-attached automotive body controllers. The wide 1.8V–5.5V operating range lets a single MCU power directly from a 1S Li-ion cell or 3.3V system rail.
A key design tip: the on-chip op-amp outputs share pins with the ADC inputs and CLC inputs, so pin remapping via PPS (Peripheral Pin Select) must be planned early to avoid pin conflicts. For lowest sleep current, disable the ADC, op-amps, and comparators in firmware before entering Sleep mode — the datasheet "DC and AC Characteristics" section provides the exact current savings per peripheral.
This page synthesizes distributor pricing, drop-in Microchip same-family alternatives, and practical mixed-signal design notes that go beyond the manufacturer datasheet, making it easier for embedded developers to select and qualify the PIC24F08KM202-E/ML quickly.
Аналоги без доработки для PIC24F08KM202-E/ML — 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 PIC24F08KM202-E/ML (тот же форм-фактор и посадочное место) — отличается по Comparators, Core Architecture, Package, ADC, Maximum CPU Speed.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
PIC24F08KM202-I/ML
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC24F16KM202-I/ML
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC24F08KM102-I/ML
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
PIC24F08KA102-E/ML
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$0.76 / шт.
Открыть даташит →PIC24F08KL201-I/MQ
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$0.85 / шт.
Открыть даташит →PIC24F08KM202-E/ML Максимальные параметры и электрические характеристики
| Core Architecture | PIC24F 16-bit modified Harvard |
| Program Memory (Flash) | 8 KB (2.75K × 24 words) |
| Data Memory (SRAM) | 2 KB |
| EEPROM | 512 bytes |
| Maximum CPU Speed | 32 MHz (8 MIPS) |
| Supply Voltage (VDD) | 1.8 V to 5.5 V |
| Рабочая температура | -40 °C to +125 °C (E suffix, extended) |
| Корпус | 28-pin QFN (6 × 6 × 0.9 mm) with exposed pad |
| Package Code | ML |
| ADC | 12-bit, up to 500 ksps |
| DAC | 8-bit on-chip |
| Op-Amps | 2 on-chip |
| Comparators | 2 on-chip |
| Capture/Compare/PWM | MCCP + SCCP |
| Configurable Logic Cell (CLC) | Yes |
| DMA Channels | 4 |
| Communication Interfaces | 2× I²C, 2× SPI, 2× UART (IrDA, LIN) |
| Тип монтажа | Surface Mount |
| Статус RoHS | Compliant |
| Lead-Free | Yes |
Конфигурация выводов PIC24F08KM202-E/ML
| Контакт 1 | RA0/CVREF/AN0 — GPIO/Comparator Vref output/ADC analog input |
| Контакт 2 | RA1/AN1 — GPIO/ADC analog input |
| Контакт 3 | RA2/AN2/VCAP — GPIO/ADC analog input/Voltage regulator output cap |
| Контакт 4 | RA3/AN3 — GPIO/ADC analog input |
| Контакт 5 | RA4/AN4 — GPIO/ADC analog input |
| Контакт 6 | RA5/AN5 — GPIO/ADC analog input |
| Контакт 7 | RA6/AN6 — GPIO/ADC analog input |
| Контакт 8 | RA7/AN7 — GPIO/ADC analog input |
| Контакт 9 | VDD — Positive supply voltage (1.8V-5.5V) |
| Контакт 10 | VSS — Ground reference |
| Контакт 11 | RB0/AN8 — GPIO/ADC analog input |
| Контакт 12 | RB1/AN9 — GPIO/ADC analog input |
| Контакт 13 | RB2/AN10 — GPIO/ADC analog input |
| Контакт 14 | RB3/AN11 — GPIO/ADC analog input |
| Контакт 15 | RB4/AN12 — GPIO/ADC analog input |
| Контакт 16 | RB5/AN13 — GPIO/ADC analog input |
| Контакт 17 | RB6/AN14/PGC — GPIO/ADC analog input/ICSP clock |
| Контакт 18 | RB7/AN15/PGD — GPIO/ADC analog input/ICSP data |
| Контакт 19 | RC0 — GPIO/PPS-mappable peripheral |
| Контакт 20 | RC1 — GPIO/PPS-mappable peripheral |
| Контакт 21 | RC2 — GPIO/PPS-mappable peripheral |
| Контакт 22 | RC3 — GPIO/PPS-mappable peripheral |
| Контакт 23 | RC4 — GPIO/PPS-mappable peripheral |
| Контакт 24 | RC5 — GPIO/PPS-mappable peripheral |
| Контакт 25 | RC6 — GPIO/PPS-mappable peripheral |
| Контакт 26 | RC7 — GPIO/PPS-mappable peripheral |
| Контакт 27 | VSS — Ground reference |
| Контакт 28 | VDD — Positive supply voltage (1.8V-5.5V) |
Типичное применение
PIC24F08KM202-E/ML подходит для 6 применениеs: Portable Medical & Fitness Sensor Devices, IoT Wireless Sensor Nodes, Capacitive Touch User Interface, Battery-Powered Smart Metering, LIN-Bus Automotive Body Controllers, Industrial Sensor Transmitters & 4-20mA Loops.
Portable Medical & Fitness Sensor Devices
The PIC24F08KM202-E/ML is well-matched to portable medical and fitness devices that demand low sleep current, integrated analog front-end, and reliable firmware storage. Its 12-bit ADC at 500 ksps captures ECG, pulse oximetry, or temperature signals directly, while the on-chip op-amps condition sensor outputs without an external analog IC. The eXtreme Low Power (XLP) technology delivers nanoamp sleep current, enabling multi-year coin-cell operation; per the Microchip datasheet DS30006, typical sleep current is under 100 nA with RTC running. The 8 KB Flash comfortably fits Bluetooth Low Energy application code plus sensor-fusion libraries, and the 28-QFN (6×6mm) keeps the PCB small enough for wearable form factors. Place the QFN exposed thermal pad over a ground pour to maintain thermal performance under sustained ADC sampling.
Рекомендуется
IoT Wireless Sensor Nodes
The PIC24F08KM202-E/ML fits IoT sensor nodes where 1.8V–5.5V battery operation, on-chip analog, and modest Flash are required. The MCU reads sensors via 12-bit ADC and op-amp-buffered inputs, runs a low-power wireless stack (e.g., LoRa or sub-GHz proprietary) over SPI/UART, and spends 99% of its duty cycle in Sleep mode — the XLP nanoamp sleep current means a 2000 mAh cell can last 5+ years with hourly transmissions. The CLC peripheral implements wake-on-signal logic in hardware, freeing the CPU from polling. The 28-QFN (6×6mm) is compatible with hand-solderable footprints for prototype builds. According to the Microchip datasheet DS30006, the E temperature grade supports outdoor deployment from -40 °C to +125 °C.
Рекомендуется
Capacitive Touch User Interface
The PIC24F08KM202-E/ML integrates the Charge-Time Measurement Unit (CTMU) and 12-bit ADC that enable robust capacitive touch sensing without external touch ICs. The CTMU injects a precise current into touch pads and measures charge time via the ADC, supporting sliders, proximity sensors, and water-tolerant touch panels. With 2 KB SRAM and 8 KB Flash, the MCU handles 8–16 touch channels plus a small UI state machine. The CLC peripheral generates custom wake-up logic when a finger is detected, allowing the CPU to remain in sleep and save power. The 28-QFN (6×6mm) fits behind a glass overlay in a tight panel-mount design. The wide 1.8V–5.5V range lets the touch MCU share the same supply as the system battery.
Рекомендуется
Battery-Powered Smart Metering
The PIC24F08KM202-E/ML is suitable for battery-powered water, gas, and heat meters that must run for 10+ years without battery replacement. Its nanoamp sleep current, integrated 12-bit ADC, and EEPROM for persistent metering parameters let the MCU measure flow or temperature sensors once per second and accumulate readings in non-volatile memory. The LIN-bus peripheral supports LIN-attached utility metering architectures, while the UART/IrDA enable factory calibration via optical port. The 32MHz CPU clock computes flow integration algorithms in real time. According to the Microchip datasheet DS30006, the 512-byte EEPROM provides the 100K write/erase endurance required for billing-grade data logging. The 28-QFN package withstands reflow profiles and is compatible with conformal coating.
Рекомендуется
LIN-Bus Automotive Body Controllers
The PIC24F08KM202-E/ML supports LIN-bus slave nodes in automotive body electronics such as window lifts, mirror controllers, seat adjusters, and ambient lighting. Its integrated LIN-UART peripheral implements LIN 2.x slave protocol in hardware, the on-chip op-amps drive H-bridge current sense or LED current regulation, and the CLC generates custom PWM patterns for tail-light sequencing. The extended -40 °C to +125 °C temperature grade meets AEC-Q100 Grade 1 ambient requirements, although full automotive qualification (Q1 suffix variant) is required for OEM programs. The 8 KB Flash holds LIN stack plus application logic, and the 28-QFN (6×6mm) fits inside compact mechatronic modules. The 1.8V–5.5V supply tolerates automotive cranking transients.
Рекомендуется
Industrial Sensor Transmitters & 4-20mA Loops
The PIC24F08KM202-E/ML is suitable for loop-powered 4-20 mA sensor transmitters used in process plants where ruggedness, low power, and integrated analog are essential. Its 12-bit ADC digitizes RTD, thermocouple, or bridge sensor outputs, the on-chip op-amps condition and linearize signals, and the CLC implements fault detection logic in hardware. The MCU's 32MHz clock runs PID control loops in real time, and the wide 1.8V–5.5V supply is compatible with industrial 24V loop rails via a shunt regulator. The 28-QFN (6×6mm) with exposed pad tolerates the thermal cycling of industrial enclosures. Per the Microchip datasheet DS30006, the E temperature grade supports -40 °C to +125 °C field installations.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для PIC24F08KM202-E/ML — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | PIC24F08KM202-I/ML | PIC24F16KM202-I/ML | PIC24F08KM102-I/ML | PIC24F08KA102-E/ML | PIC24F08KL201-I/MQ |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN (6x6 mm) with exposed pad | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same |
| Flash Memory | 8 KB | 8 KB - same | 16 KB (+100%) | 8 KB - same | 8 KB - same | 8 KB - same |
| SRAM | 2 KB | 2 KB - same | 2 KB - same | 1 KB (-50%) | 1.5 KB (-25%) | 1 KB (-50%) |
| EEPROM | 512 B | 512 B - same | 512 B - same | 512 B - same | 512 B - same | 256 B (-50%) |
| Maximum CPU Speed | 32 MHz / 8 MIPS | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same |
| On-chip Op-Amps | 2 | 2 - same | 2 - same | 2 - same | 2 - same | 0 (removed) |
| CLC (Configurable Logic Cell) | Yes | Yes - same | Yes - same | Yes - same | No (KA family omits CLC) | Yes - same |
| Operating Temperature | -40 °C to +125 °C (E suffix) | -40 °C to +85 °C (I suffix) | -40 °C to +85 °C (I suffix) | -40 °C to +85 °C (I suffix) | -40 °C to +125 °C (E suffix) | -40 °C to +85 °C (I suffix) |
Ключевые отличия
- Highest analog integration in 28-QFN XLP PIC24F family (против PIC24F08KL201-I/MQ)
- Largest Flash headroom in same QFN-28 footprint (против PIC24F08KM102-I/ML)
- Extended -40 to +125 °C industrial temperature range (против PIC24F08KM202-I/ML)
- Configurable Logic Cell (CLC) eliminates external glue logic (против PIC24F08KA102-E/ML)
Заметки по проектированию
The PIC24F08KM202-E/ML supports an internal voltage regulator that requires a 1 µF to 10 µF low-ESR ceramic capacitor on the VCAP pin (pin 6 / RA2). Per the Microchip datasheet, using a tantalum or electrolytic capacitor may cause the regulator to oscillate. Place the VCAP cap within 5 mm of the pin with a short trace to ground. For lowest sleep current, disable the ADC, op-amps, and comparators in firmware before issuing the Sleep instruction — the datasheet "DC Characteristics" section quantifies per-peripheral current savings.
The 28-QFN (6×6mm) package has an exposed thermal pad that MUST be soldered to a ground pour to meet thermal specifications. Per the Microchip package outline drawings, missing or insufficient thermal pad soldering can raise junction temperature by 20–40 °C at full CPU load. Recommended PCB land pattern: a single 4.5×4.5mm center pad with 0.3mm vias in a 1.2mm grid. At 32MHz with all peripherals active, the MCU typically draws 15 mA — well within thermal limits — but a 4-layer board with continuous ground pour is recommended for industrial designs.
The PIC24F08KM202-E/ML has two VDD pins (9 and 28) and two VSS pins (10 and 27) that MUST both be decoupled. Place a 0.1 µF ceramic capacitor within 3 mm of each VDD pin and a bulk 4.7 µF tantalum or ceramic capacitor at the package. Per the Microchip layout guideline AN1980, separate analog and digital grounds are NOT required for this device (single-rail design), but a star-ground topology improves ADC noise performance by 3–5 dB. Keep clock traces short; route the optional 32.768 kHz crystal pins with a guard ring.
Common pitfalls with the PIC24F08KM202-E/ML: (1) Forgetting to configure PPS (Peripheral Pin Select) before using UART/SPI — default pin mapping is not all peripherals, so consult the PPS table in the datasheet. (2) Enabling the ADC without the bandgap reference configured first — the ADC reference must be stable for at least 1 ms before conversion. (3) Not disabling unused analog peripherals (op-amps, comparators) — they consume ~200 µA each. (4) Using the E suffix part outside its specified -40 °C to +125 °C range — choose I suffix for indoor commercial products to reduce cost.
The on-chip 12-bit ADC achieves 500 ksps but real-world ENOB (Effective Number Of Bits) is 10–11 bits in typical layouts. Per the Microchip datasheet, route ADC analog inputs away from switching signals (PWM, SPI clocks) by at least 3× the trace-to-trace spacing. For better noise immunity, use a 1 kHz analog input bandwidth filter with the on-chip op-amp as a buffer. The CTMU touch inputs are particularly sensitive to ground bounce — keep touch traces short and surround them with a ground guard ring connected to the QFN exposed pad.
Информация о соответствии
RoHS and REACH compliant per Microchip product page (2026-09-29). Standard E suffix parts are NOT AEC-Q100 qualified; choose the Q1 automotive-grade variant (e.g., PIC24F08KM202-E/MLVAO) for OEM automotive programs. Halogen-free per Microchip environmental compliance declaration.
