PIC24F08KM204-E/ML - 16-bit 32MHz 8KB Flash MCU | Microchip
N.º da peça: PIC24F08KM204-E/ML ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $3.42 | $3,42 |
| 10 | $3.07 | $30,70 |
| 100 | $2.74 | $274,00 |
| 500 | $2.45 | $1.225,00 |
| 1.000 | $2.18 | $2.180,00 |
PIC24F08KM204-E/ML Visão geral
This part belongs to the 16-bit microcontroller category - an embedded processor that uses a modified Harvard architecture with separate program and data paths, allowing single-cycle instruction fetch plus 16-bit data operations. In the broader taxonomy, it sits at 16-bit MCU -> PIC24F -> low-power MCU -> embedded microcontroller -> semiconductor IC. The PIC24F XLP family is purpose-built for ultra-low-power applications, where sleep currents in the nanoamp range and active run times of hundreds of microamps per MHz are critical design constraints.
Key differentiating features include the integrated op-amp blocks (which usually require external ICs), a Configurable Logic Cell (CLC) for hardware glue logic, multiple Capture/Compare/PWM (SCCP) modules, RTCC with calendar, and 5-bit DAC outputs. The 12-bit ADC provides up to 500 ksps conversion with internal bandgap reference, while the dedicated op-amp cells enable single-supply signal conditioning that eliminates external analog front-end ICs.
The architecture combines a 16-bit modified-Harvard core with hardware Multiply/Divide, allowing single-cycle MAC operations. The XLP technology adds deep-sleep modes below 100 nA and sleep currents in the nanoamp range, making this device well-suited to battery-powered designs that wake periodically to perform measurement or control tasks.
Typical applications include IoT sensor nodes, portable medical monitors, low-power wireless modules, industrial sensor conditioning, and consumer battery devices. The integrated op-amps and 12-bit ADC simplify analog front-end designs for thermocouple, RTD, or strain-gauge conditioning circuits that previously required multiple discrete components.
When designing with this device, prioritize careful selection of sleep modes and clock gating. The XLP Sleep mode achieves the lowest quiescent current but requires peripheral wake sources (RTCC, IOC, ADC, comparator) to be configured carefully to avoid spurious wake events that defeat power-budget assumptions.
This page synthesizes distributor pricing, drop-in alternatives from the same PIC24F family and competitor MCUs, and practical design notes not found in the manufacturer datasheet alone.
Alternativas drop-in para PIC24F08KM204-E/ML — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC24F08KM204-E/ML (mesmo formato e footprint) — diferindo em Maximum CPU Speed, Package, ADC, Core Architecture, Program Memory (Flash).
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC24F08KM204-I/ML
✅ Drop-In✓ Em estoque
$2.31 / unidade
Ver ficha técnica →PIC24F08KM204T-I/ML
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC24F08KM202-E/ML
✅ Drop-In✓ Em estoque
$2.63 / unidade
Ver ficha técnica →PIC24F08KA102-E/ML
✅ Drop-In✓ Em estoque
$0.76 / unidade
Ver ficha técnica →PIC24F08KL402-E/SP
✅ Drop-In✓ Em estoque
$1.85 / unidade
Ver ficha técnica →PIC24F08KM204-E/ML Classificações máximas e características elétricas
| Core Architecture | 16-bit PIC (modified Harvard) |
| Family | PIC® XLP™ 24F |
| Program Memory (Flash) | 8 KB (2.75K x 24 words) |
| Data SRAM | 2 KB |
| Data EEPROM | 512 bytes |
| Maximum CPU Speed | 32 MHz |
| Operating Voltage Range | 1.8 V to 5.5 V |
| Encapsulamento | 44-pin QFN (8x8 mm) with exposed pad |
| Tipo de montagem | Surface Mount |
| ADC | 12-bit, up to 500 ksps |
| DAC | 9-bit DAC outputs |
| Op-Amps | Integrated op-amp cells |
| Comparators | Integrated comparators |
| Faixa de temperatura de operação | -40 C to +125 C (E suffix) |
| Status RoHS | Compliant |
Configuração de pinos do PIC24F08KM204-E/ML
| Pino 1 | RP5/RB5 — Remappable I/O / Port B bit 5 |
| Pino 2 | RP6/RB6 — Remappable I/O / Port B bit 6 |
| Pino 3 | RP7/RB7 — Remappable I/O / Port B bit 7 |
| Pino 4 | RP8/RB8 — Remappable I/O / Port B bit 8 |
| Pino 5 | RP9/RB9 — Remappable I/O / Port B bit 9 |
| Pino 6 | VSS — Ground reference |
| Pino 7 | VDD — Positive supply voltage (1.8-5.5 V) |
| Pino 8 | RP10/RB10 — Remappable I/O / Port B bit 10 |
| Pino 9 | RP11/RB11 — Remappable I/O / Port B bit 11 |
| Pino 10 | RP12/RB12 — Remappable I/O / Port B bit 12 |
| Pino 11 | RP13/RB13 — Remappable I/O / Port B bit 13 |
| Pino 12 | RP14/RB14 — Remappable I/O / Port B bit 14 |
| Pino 13 | OSC1/RC12 — Crystal oscillator input / Port C bit 12 |
| Pino 14 | OSC2/RC15 — Crystal oscillator output / Port C bit 15 |
| Pino 15 | VCAP — Internal voltage regulator output capacitor |
| Pino 16 | RB0/AN0 — Port B bit 0 / ADC input AN0 |
| Pino 17 | RB1/AN1 — Port B bit 1 / ADC input AN1 |
| Pino 18 | RB2/AN2 — Port B bit 2 / ADC input AN2 |
| Pino 19 | RB3/AN3 — Port B bit 3 / ADC input AN3 |
| Pino 20 | RB4/AN4 — Port B bit 4 / ADC input AN4 |
| Pino 21 | RA0/AN5 — Port A bit 0 / ADC input AN5 |
| Pino 22 | RA1/AN6 — Port A bit 1 / ADC input AN6 |
| Pino 23 | RA2/AN7 — Port A bit 2 / ADC input AN7 |
| Pino 24 | RA3/AN8 — Port A bit 3 / ADC input AN8 |
| Pino 25 | RA4/AN9 — Port A bit 4 / ADC input AN9 |
| Pino 26 | RA5/AN10 — Port A bit 5 / ADC input AN10 |
| Pino 27 | RA6/AN11 — Port A bit 6 / ADC input AN11 |
| Pino 28 | RA7/AN12 — Port A bit 7 / ADC input AN12 |
| Pino 29 | RA8/AN13 — Port A bit 8 / ADC input AN13 |
| Pino 30 | RA9/AN14 — Port A bit 9 / ADC input AN14 |
| Pino 31 | RA10/AN15 — Port A bit 10 / ADC input AN15 |
| Pino 32 | VSS — Ground reference |
| Pino 33 | VDD — Positive supply voltage (1.8-5.5 V) |
| Pino 34 | RC0 — Port C bit 0 |
| Pino 35 | RC1 — Port C bit 1 |
| Pino 36 | RC2 — Port C bit 2 |
| Pino 37 | RC3 — Port C bit 3 |
| Pino 38 | RC4 — Port C bit 4 |
| Pino 39 | RC5 — Port C bit 5 |
| Pino 40 | RC6 — Port C bit 6 |
| Pino 41 | RC7 — Port C bit 7 |
| Pino 42 | RC8 — Port C bit 8 |
| Pino 43 | RC9 — Port C bit 9 |
| Pino 44 | RC10 — Port C bit 10 |
Aplicações típicas
PIC24F08KM204-E/ML é adequado para 6 aplicaçãos: Battery-Powered IoT Sensor Node, Portable Medical Monitoring Device, Industrial 4-20 mA Sensor Transmitter, Consumer Remote Control / HMI Keypad, Smart Home Wireless Module Base MCU, Automotive Sensor Conditioning ECU.
Battery-Powered IoT Sensor Node
The PIC24F08KM204-E/ML is ideal for battery-powered IoT sensor nodes because of its nanoWatt XLP Sleep mode with Iq below 100 nA when RTCC is active, and its integrated 12-bit ADC plus op-amp cells for sensor-signal conditioning. Operating from 1.8 V to 5.5 V, the device can run directly from a single CR2032 coin cell (3.0 V nominal) or a Li-ion cell (3.7 V nominal) without an additional regulator, reducing BOM cost and quiescent drain. Placed at the heart of a periodic-sampling sensor hub, it wakes via RTCC or IOC, takes a 12-bit ADC reading, performs local averaging, transmits via a low-power radio companion chip, and returns to Sleep - typical system sleep current is dominated by the external sensor, not the MCU.
Recomendado
Portable Medical Monitoring Device
The PIC24F08KM204-E/ML suits portable medical monitoring devices such as pulse oximeters, thermometers, and wearable health patches because of its low-power XLP core and integrated 12-bit ADC plus op-amps for direct sensor interfacing. A pulse-oximetry finger probe can connect to the on-chip op-amp input for transimpedance amplification of the photodiode, and the 12-bit ADC performs the SpO2 calculation - eliminating an external analog front-end IC. The wide 1.8-5.5 V operating range supports direct Li-ion battery operation, and Sleep currents below 100 nA extend battery life to multi-month durations for spot-check or continuous wearables.
Recomendado
Industrial 4-20 mA Sensor Transmitter
The PIC24F08KM204-E/ML is well-matched to industrial 4-20 mA loop-powered sensor transmitters because of its integrated op-amps (which serve as the front-end amplifier for the bridge or RTD sensor), the 12-bit ADC for digital conversion, and the Configurable Logic Cell for hardware-level fault detection. Operating from the 4-20 mA loop compliance voltage of 12-30 V requires only a small external LDO, but the MCU can also run directly at 3.3 V or 5 V from a regulated rail. The -40C to +125C E temperature grade is required for outdoor or process-plant installations where commercial-grade parts would drift or fail.
Recomendado
Consumer Remote Control / HMI Keypad
The PIC24F08KM204-E/ML fits consumer remote controls and HMI keypads because of its Sleep Iq below 100 nA for multi-year battery life, multiple PWM/CCP channels for LED backlight or buzzer drive, and enough Flash for protocol stacks like BLE command mapping. Operating from a 2x AAA battery pack (3.0 V) without boost circuitry, the device can run in Sleep most of the time and wake on capacitive-touch or button-press interrupts. The integrated comparators enable reliable wake from low-voltage button events, reducing overall BOM cost compared with external wake controllers.
Recomendado
Smart Home Wireless Module Base MCU
The PIC24F08KM204-E/ML serves as the base microcontroller for smart-home wireless modules such as Zigbee, LoRa, or Sub-GHz transceivers because of its XLP low-power core, ample Flash for protocol stack fragments, and 32 MHz speed for fast SPI/UART transactions to the radio. The 5.5 V tolerant I/O simplifies interfacing with 3.3 V radios, while Sleep Iq below 100 nA keeps quiescent current of the overall module low. The integrated DAC can be used for audio feedback or beeper tones, and the on-chip op-amps eliminate the need for an external audio amplifier for low-volume alerts.
Recomendado
Automotive Sensor Conditioning ECU
The PIC24F08KM204-E/ML with E suffix supports the -40C to +125C automotive under-hood temperature range, making it suitable for non-safety sensor-conditioning ECUs such as cabin-air-quality, battery-monitoring, or HVAC damper control. The 12-bit ADC, op-amp cells, and 5 V tolerance enable direct connection to automotive 5 V sensor rails. For higher-reliability designs, Microchip offers the PIC24F08KM204-E/ML automotive-grade equivalent in the same package - engineers should validate PPAP and AEC-Q100 documentation with their Microchip FAE before production deployment.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC24F08KM204-E/ML — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC24F08KM204-I/ML | PIC24F08KM204T-I/ML | PIC24F08KM202-E/ML | PIC24F08KA102-E/ML | PIC24F08KL402-E/SP |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Flash Memory | 8 KB | 8 KB | 8 KB | 4 KB (-50%) | 8 KB | 8 KB |
| SRAM | 2 KB | 2 KB | 2 KB | 1 KB | 1 KB | 1 KB |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Operating Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
| Integrated Op-Amps | Yes | Yes | Yes | Yes | No | No |
| Integrated DAC | 9-bit | 9-bit | 9-bit | 9-bit | No | No |
Principais diferenciais
- Integrated op-amp cells eliminate external analog front-end (vs PIC24F08KA102-E/ML)
- Configurable Logic Cell (CLC) provides hardware glue logic (vs PIC24F08KL402-E/SP)
- Extended -40C to +125C operating temperature (vs PIC24F08KM204-I/ML)
Notas de projeto
Configure the PIC24F08KM204-E/ML in Sleep mode whenever possible to leverage the XLP technology's Iq below 100 nA. Per Microchip XLP datasheets, the recommended pattern is to disable unused peripherals in software, gate the system clock via the OSCCON register, and route wake events only to the peripherals that must respond (RTCC for time-based wake, IOC for user button, ADC ready for threshold-based wake). Avoid floating digital inputs during Sleep, which can leak current through input-protection diodes - pull unused pins to VDD or VSS via the CNPD/CNPU registers.
The 44-QFN exposed thermal pad (EP) on the PIC24F08KM204-E/ML MUST be soldered to a sufficiently large copper pour on the PCB to provide thermal dissipation and a low-impedance ground return. Per Microchip QFN layout guidelines, the EP should connect to a VSS copper pour with at least 16 thermal vias (0.3 mm drill, 0.5 mm pitch) for thermal relief. Without proper EP soldering, junction temperature can rise 20-30 C above the package rating under heavy peripheral loads, reducing reliability. Place decoupling capacitors (100 nF + 10 uF) as close as possible to VDD/VSS pin pairs.
The PIC24F08KM204-E/ML uses PPS (Peripheral Pin Select) to remap digital peripherals to physical pins - lock the PPS configuration in firmware early during initialization to prevent accidental re-mapping. Per Microchip datasheet guidance, analog inputs should be routed on inner PCB layers with a continuous ground plane beneath them to minimize digital-noise coupling into the 12-bit ADC. Place the VCAP pin capacitor (typically 1 uF to 10 uF ceramic, low-ESR) within 5 mm of the VCAP pin - this capacitor stabilizes the internal voltage regulator and is mandatory for operation.
Do not exceed the maximum VDD of 5.5 V on the PIC24F08KM204-E/ML or the internal voltage regulator may latch up. When using the ADC, ensure the analog supply rail is stable and reference voltage is established before starting conversions - per Microchip datasheet notes, a 10 uF + 0.1 uF decoupling pair on AVDD is recommended. Common pitfalls include forgetting to enable the ADC clock, leaving PPS unlock sequence incomplete (firmware must write the unlock sequence before re-mapping), and not accounting for Flash write/erase time when designing deterministic firmware-update flows.
Informações de conformidade
RoHS compliant per Microchip product page. The E temperature grade supports -40C to +125C but is NOT AEC-Q100 qualified - for AEC-Q100 automotive applications use the dedicated PIC24F08KM204-E/ML automotive-grade equivalent or consult your Microchip FAE.
