PIC24F08KA102-E/ML - 16-bit 32MHz 8KB Flash XLP MCU | Microchip
N.º da peça: PIC24F08KA102-E/ML ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $1.21 | $1,21 |
| 10 | $1.1 | $11,00 |
| 100 | $0.97 | $97,00 |
| 500 | $0.86 | $430,00 |
| 1.000 | $0.76 | $760,00 |
PIC24F08KA102-E/ML Visão geral
A PIC microcontroller is a compact MCU based on the Harvard architecture with on-chip Flash, RAM and peripherals. PIC24F parts are the 16-bit branch of the PIC family, sitting between the 8-bit PIC16/PIC18 line and the 32-bit PIC32 line. They offer higher throughput than 8-bit MCUs while retaining the deterministic peripheral set and broad tool support that PIC MCUs are known for. PIC24F08KA102-E/ML therefore targets applications that need 16-bit math, 32MHz CPU speed, and sub-uA sleep currents on a single chip.
Key features include 8KB Flash (2.75K x 24 words), 1.5KB SRAM (1.5K x 8), 512 bytes of EEPROM, 24 I/O pins on the 28-QFN package, an internal oscillator, and the nanoWatt XLP suite. Communication peripherals include I2C, SPI, and UART with PMP support. Analog resources cover a 10-bit ADC with multiple channels, comparators, and CTMU for capacitive touch. Multiple timer/counter modules, an RTCC with calendar, and deep-sleep DSBOR/DSWDT provide wake-up flexibility while consuming minimal current.
The device uses a 16-bit modified-Harvard core with a 24-bit instruction word, delivering 16 MIPS at 32MHz. The internal 8MHz and 32kHz oscillators reduce external BOM, while the 16-bit data path and DSP-friendly instruction set ease math-heavy sensor and signal-conditioning routines. Hardware multipliers and the peripheral pin-select logic reduce firmware glue, lowering flash pressure on the 8KB code budget.
Typical applications include battery-powered IoT sensor nodes, wearable health and fitness devices, smart remote controls, low-power metering, capacitive touch user interfaces, and industrial sensor conditioning. The deep-sleep current in the nA range makes the part well-suited to energy-harvesting and energy-aware designs where the average current must remain in microamperes.
When designing with PIC24F08KA102-E/ML, supply the part from a clean rail with a 0.1uF decoupling capacitor close to each VDD pin and bulk capacitance on the analog rail. The QFN exposed pad must be soldered to a grounded copper pour for thermal and electrical reasons. Firmware should use the XLP sleep modes aggressively and gate peripheral clocks to maximise average current savings.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternativas drop-in para PIC24F08KA102-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 PIC24F08KA102-E/ML (mesmo formato e footprint) — diferindo em Package, Operating Temperature, ADC, Core Architecture, Maximum CPU Speed.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC24F08KA102-I/ML
✅ Drop-In✓ Em estoque
$1.78 / unidade
Ver ficha técnica →PIC24F16KA102-I/ML
✅ Drop-In✓ Em estoque
$2.05 / unidade
Ver ficha técnica →PIC24F08KA101-I/ML
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC24F08KA102-E/ML Classificações máximas e características elétricas
| Core Architecture | PIC 16-bit modified Harvard |
| Family | PIC24F KA |
| Program Memory (Flash) | 8 KB (2.75K x 24 words) |
| Data SRAM | 1.5 KB (1.5K x 8) |
| EEPROM | 512 B |
| Maximum CPU Speed | 32 MHz / 16 MIPS |
| Number of I/O Pins | 18 |
| Encapsulamento | 28-pin QFN (6x6 mm) with exposed pad |
| Operating Voltage (VDD) | 1.8 V to 3.6 V |
| Temperature Grade (E) | -40C to +125C (extended) |
| ADC | 10-bit, multi-channel |
| Comparators | Yes |
| Communication Peripherals | I2C, SPI, UART, PMP |
| Timers | Multiple 16-bit Timer/Counter modules |
| RTCC | Real-Time Clock Calendar with alarm |
| Low-Power Features | nanoWatt XLP, deep sleep, DSBOR, DSWDT |
| Oscillator | Internal 8 MHz and 32 kHz |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
Configuração de pinos do PIC24F08KA102-E/ML
| Pino 1 | MCLR — Master Clear (reset) input, drive low to reset |
| Pino 2 | RA0 — Port A bit 0 / analog input AN0 |
| Pino 3 | RA1 — Port A bit 1 / analog input AN1 |
| Pino 4 | RA2 — Port A bit 2 / analog input AN2 |
| Pino 5 | RA3 — Port A bit 3 / analog input AN3 |
| Pino 6 | RA4 — Port A bit 4 / analog input AN4 |
| Pino 7 | VDD — Positive supply (1.8V to 3.6V) |
| Pino 8 | VSS — Ground reference |
| Pino 9 | OSCI — External oscillator input (optional) |
| Pino 10 | OSCO — External oscillator output (optional) |
| Pino 11 | RB0 — Port B bit 0 / INT0 / PGED1 |
| Pino 12 | RB1 — Port B bit 1 / INT1 / PGEC1 |
| Pino 13 | RB2 — Port B bit 2 / analog input AN5 |
| Pino 14 | RB3 — Port B bit 3 / analog input AN6 |
| Pino 15 | RB4 — Port B bit 4 / analog input AN7 |
| Pino 16 | RB5 — Port B bit 5 / analog input AN8 |
| Pino 17 | RB6 — Port B bit 6 / ICS PGC |
| Pino 18 | RB7 — Port B bit 7 / ICS PGD |
| Pino 19 | VSS — Ground reference (second bond pad) |
| Pino 20 | RC0 — Port C bit 0 |
| Pino 21 | RC1 — Port C bit 1 |
| Pino 22 | RC2 — Port C bit 2 |
| Pino 23 | RC3 — Port C bit 3 |
| Pino 24 | RC4 — Port C bit 4 |
| Pino 25 | RC5 — Port C bit 5 |
| Pino 26 | RC6 — Port C bit 6 |
| Pino 27 | RC7 — Port C bit 7 |
| Pino 28 | VDD — Positive supply (second bond pad) |
| Pino EP | EP — Exposed thermal pad - tie to ground for thermal dissipation |
Aplicações típicas
PIC24F08KA102-E/ML é adequado para 6 aplicaçãos: Battery-Powered IoT Sensor Node, Wearable Fitness / Health Band, Capacitive Touch User Interface, Low-Power Smart Metering, Industrial Sensor Signal Conditioning, Smart Remote Control / Human-Interface Device.
Battery-Powered IoT Sensor Node
The PIC24F08KA102-E/ML's nanoWatt XLP deep-sleep current in the nA range and 32MHz/16 MIPS core make it a strong fit for battery-powered IoT sensor nodes. Typical duty cycles keep the MCU asleep for >99% of the time, only waking on DSWDT or an external interrupt to read a sensor over I2C, buffer the sample in 1.5KB RAM and transmit over a UART-linked radio. The 8KB Flash comfortably fits an RTOS-less state-machine scheduler plus a small LoRaWAN/Wi-Fi driver; the 1.8V-3.6V VDD range supports direct connection to a single-cell Li-ion or 2x AA battery. Energy harvesting with a small solar/thermal cell is feasible when the average current is kept below the source capability.
Recomendado
Wearable Fitness / Health Band
Wearable fitness bands need weeks-to-months of battery life, a small 28-QFN footprint, and enough MIPS for motion-processing or heart-rate algorithms. PIC24F08KA102-E/ML delivers 16 MIPS for light DSP-style sensor fusion, plus the CTMU and 10-bit ADC for measuring pulse-oximeter or skin-conductance signals directly without an external analogue front-end. Deep-sleep current under 100 nA in the XLP modes means a 50 mAh coin cell can power a band logging 24x7. The 18 I/O pins are sufficient for an I2C OLED display, a SPI accelerometer and a GPIO button interface.
Recomendado
Capacitive Touch User Interface
The PIC24F08KA102-E/ML integrates the CTMU (Charge Time Measurement Unit) that turns any GPIO into a capacitive touch button with no external components, plus an internal 8MHz oscillator for low BOM cost. With 18 I/O pins, a 12-key keypad plus an I2C-controlled segmented LCD module can be driven directly, eliminating a dedicated touch controller. The 16 MIPS core handles water-rejection firmware and gesture decoding inside the 8KB Flash budget, while XLP sleep keeps idle consumption in the microamp range on battery-powered remotes or appliance panels.
Recomendado
Low-Power Smart Metering
Utility metering applications such as gas, water or heat meters demand long battery life, accurate RTC-driven logging, and robust peripheral support. The PIC24F08KA102-E/ML provides an RTCC with calendar and alarm, plus 512B EEPROM for non-volatile register and tamper logs. Its 10-bit ADC and internal 32kHz oscillator support low-frequency signal acquisition for pulse counting or front-end sensing. The -E temperature grade extends operation from -40C to +125C for outdoor or basement installations. With nanoWatt XLP, a meter can run 10+ years on a single lithium primary cell.
Recomendado
Industrial Sensor Signal Conditioning
Industrial sensor nodes need a small footprint, deterministic peripheral access, and an extended temperature grade. The PIC24F08KA102-E/ML operates from -40C to +125C, runs 16 MIPS, and exposes I2C/SPI/UART/PMP for a wide range of front-end sensors and local displays. The 10-bit ADC with internal reference and multiple comparators support direct 4-20 mA or 0-10V signal conditioning with external resistor dividers. Its 8KB Flash is enough for linearisation tables and PID control loops, and XLP sleep keeps standby power negligible in PLC backplane or remote-I/O designs.
Recomendado
Smart Remote Control / Human-Interface Device
Battery-powered TV/set-top remotes, BLE gamepads and IR/RF controllers benefit from the PIC24F08KA102-E/ML's low sleep current, CTMU capacitive-touch buttons, and 8KB Flash for IR or proprietary RF protocol stacks. The UART/SPI peripherals drive Nordic or Texas Instruments transceivers for RF4CE/BLE, while the 10-bit ADC handles battery monitoring. Its 28-QFN 6x6 mm footprint fits inside a slim remote enclosure, and the -40C to +125C temperature grade handles automotive cabin or outdoor patio use.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC24F08KA102-E/ML — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC24F08KA102-I/ML | PIC24F16KA102-I/ML | PIC24F08KA101-I/ML | PIC24F08KA102-I/SP |
|---|---|---|---|---|---|
| Package | 28-QFN (6x6 mm) | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-QFN (6x6 mm) - same | 28-SPDIP - different |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash | 8 KB | 8 KB | 16 KB | 8 KB | 8 KB |
| RAM | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB | 1.5 KB |
| EEPROM | 512 B | 512 B | 512 B | 0 B | 512 B |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| I/O Pins | 18 | 18 | 18 | 18 | 18 |
| Temperature Grade | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) |
Principais diferenciais
- Extended -40C to +125C industrial grade in 28-QFN (vs PIC24F08KA102-I/ML)
- Doubled Flash for code growth headroom (vs PIC24F08KA102-I/ML)
- EEPROM on-board for parameter storage (vs PIC24F08KA101-I/ML)
Notas de projeto
Estimated: the PIC24F08KA102-E/ML spec lists nanoWatt XLP sleep current in the nA range (Deep Sleep mode with DSBOR/DSWDT enabled). Use a 0.1uF ceramic decoupling capacitor on each VDD pin within 2mm of the package, plus 10uF bulk capacitance on the analog rail to prevent inrush dips when waking to 32MHz. If the design uses sleep duty cycles below 1%, expected average current is dominated by wake-up surges of ~1 mA for tens of microseconds, so keep decoupling tight.
The 28-QFN exposed thermal pad (EP) must be soldered to a copper pour of at least 1 square inch and tied to the ground plane. A continuous top-layer ground fill under the device improves EMI/ESD performance. For the 6x6 mm QFN, a 0.4mm pitch land pattern is recommended per IPC-7351, with NSMD pads to ease inspection. The 32kHz crystal area should be guarded by an isolated ground island to prevent switching noise coupling into the RTCC.
Estimated: common pitfalls include forgetting to disable the JTAG pins (RB6/RB7) in firmware when In-Circuit Serial Programming is not used, leaving those pins unable to function as GPIO. Always configure the JTAGEN bit in the device configuration register before initialisation. Another pitfall is enabling the CTMU without calibrating the reference trim bits, which causes large errors in capacitive-touch readings. For EEPROM endurance, ensure write operations are spaced and use wear-levelling if storing frequently-updated variables.
Informações de conformidade
RoHS/REACH compliant per Microchip product page. Not AEC-Q100 qualified; KA parts target consumer/industrial, not automotive safety-critical. Halogen-free per Microchip green-compliance documentation.
