PIC24F16KM202-E/SO - 16KB Flash 16-bit MCU | Microchip
N.º da peça: PIC24F16KM202-E/SO ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $3.42 | $3,42 |
| 10 | $3.1 | $31,00 |
| 100 | $2.74 | $274,00 |
| 500 | $2.4 | $1.200,00 |
| 1.000 | $2.1 | $2.100,00 |
PIC24F16KM202-E/SO Visão geral
What is a 16-bit microcontroller? A 16-bit microcontroller is an embedded computing device that processes data with a 16-bit-wide data path, instruction word, and register set, offering a balance between 8-bit simplicity and 32-bit performance. Within the broader embedded hierarchy, PIC24F MCUs sit between 8-bit PIC16/PIC18 devices and 32-bit PIC32MX/dsPIC33 devices, targeting low-power mixed-signal applications with moderate computational requirements. They belong to the Microcontroller > Microcontrollers > Integrated Circuits taxonomy and are typically used as system-on-chip controllers in battery-powered and analog-front-end designs.
Key features of the PIC24F16KM202 include eXtreme Low Power (XLP) technology with multiple deep-sleep modes, configurable logic cells (CLC), multiple Capture/Compare/PWM (SCCP/MCCP) modules, and support for communication peripherals such as I2C, SPI, and UART. The integrated op amps and DAC eliminate the need for many external analog components, reducing BOM cost and PCB area while improving noise immunity in tightly-coupled analog loops.
From an architectural standpoint, the PIC24F16KM202 uses a modified Harvard architecture with a 16-bit wide instruction path and a 24-bit instruction word, providing deterministic interrupt latency and efficient C compilation through the MPLAB XC16 toolchain. The device supports a wide operating voltage range, internal voltage reference options, and on-chip debugging via standard ICSP interfaces, simplifying prototype bring-up.
Typical applications include IoT sensor nodes, battery-powered medical monitors, industrial sensor conditioning loops, low-power consumer electronics, and analog-front-end daughter boards. The combination of integrated op amps, ADC, and DAC makes it well-suited for closed-loop control without external analog ICs. Designers should pay attention to the -E temperature grade suffix, which denotes the Extended (-40C to +125C) operating range suitable for industrial environments. This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not collected in any single manufacturer datasheet, providing unique decision support for engineers evaluating this MCU.
Alternativas drop-in para PIC24F16KM202-E/SO — 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 PIC24F16KM202-E/SO (mesmo formato e footprint) — diferindo em ADC, Core Architecture, Package, Comparators, Capture/Compare/PWM.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC24F16KM202-I/SO
✅ Drop-In✓ Em estoque
$2.05 / unidade
Ver ficha técnica →PIC24F16KM202-E/ML
✅ Drop-In✓ Em estoque
$2.55 / unidade
Ver ficha técnica →PIC24F08KM202-I/SO
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC24F16KL402-E/SO
✅ Drop-In✓ Em estoque
$1.65 / unidade
Ver ficha técnica →PIC24F16KA102-E/SO
✅ Drop-In✓ Em estoque
$1.58 / unidade
Ver ficha técnica →PIC24F16KM202-E/SO Classificações máximas e características elétricas
| Core Architecture | PIC24F 16-bit RISC (modified Harvard) |
| Program Memory (Flash) | 16 KB (5.5K x 24 instructions) |
| Data RAM | 2 KB |
| Maximum CPU Speed | 32 MHz |
| Operating Voltage Range | 2.5V to 3.6V (and 5V tolerant I/O per datasheet) |
| ADC | 12-bit |
| DAC | 8-bit |
| Integrated Op Amps | Yes |
| Configurable Logic Cell (CLC) | Yes |
| Capture/Compare/PWM | Multiple SCCP/MCCP modules |
| Communication Peripherals | I2C, SPI, UART |
| Encapsulamento | 28-pin SOIC (SO) wide-body |
| Faixa de temperatura de operação | -40C to +125C (Extended, -E grade) |
| Tipo de montagem | Surface Mount |
| Status RoHS | Compliant |
| Low Power Technology | eXtreme Low Power (XLP) |
| Instruction Set Width | 24-bit |
Configuração de pinos do PIC24F16KM202-E/SO
| Pino 1 | MCLR — Master Clear (Reset) input, active low |
| Pino 2 | RA0 — Port A bit 0 / analog input |
| Pino 3 | RA1 — Port A bit 1 / analog input |
| Pino 4 | RB0 — Port B bit 0 / programming clock |
| Pino 5 | RB1 — Port B bit 1 / programming data |
| Pino 6 | RB2 — Port B bit 2 / analog input |
| Pino 7 | RB3 — Port B bit 3 / analog input |
| Pino 8 | VSS — Ground reference |
| Pino 9 | RA2 — Port A bit 2 / analog input / op amp output |
| Pino 10 | RA3 — Port A bit 3 / analog input / op amp inverting input |
| Pino 11 | RA4 — Port A bit 4 / analog input / op amp non-inverting input |
| Pino 12 | RA5 — Port A bit 5 / analog input |
| Pino 13 | RB4 — Port B bit 4 / analog input |
| Pino 14 | RB5 — Port B bit 5 / analog input |
| Pino 15 | RB6 — Port B bit 6 / analog input |
| Pino 16 | RB7 — Port B bit 7 / analog input |
| Pino 17 | RC0 — Port C bit 0 / analog input |
| Pino 18 | RC1 — Port C bit 1 / analog input |
| Pino 19 | RC2 — Port C bit 2 / analog input |
| Pino 20 | RC3 — Port C bit 3 / analog input |
| Pino 21 | RC4 — Port C bit 4 / analog input |
| Pino 22 | RC5 — Port C bit 5 / analog input |
| Pino 23 | RC6 — Port C bit 6 / analog input |
| Pino 24 | RC7 — Port C bit 7 / analog input |
| Pino 25 | RA6 — Port A bit 6 / oscillator |
| Pino 26 | RA7 — Port A bit 7 / oscillator |
| Pino 27 | AVSS — Analog ground |
| Pino 28 | VDD — Positive power supply |
Aplicações típicas
PIC24F16KM202-E/SO é adequado para 6 aplicaçãos: Battery-Powered IoT Sensor Nodes, Industrial Sensor Conditioning Loops, Portable Medical Monitoring Devices, Low-Power Consumer Electronics, HVAC and Building Automation, Automotive Sensor Interfaces (Non-Safety).
Battery-Powered IoT Sensor Nodes
The PIC24F16KM202-E/SO is well suited for battery-powered IoT sensor nodes because its eXtreme Low Power (XLP) deep-sleep modes draw microamp-level currents, while the 32 MHz core provides enough headroom to wake, sample, and transmit on periodic intervals. The integrated 12-bit ADC reads sensor outputs directly without external signal conditioning, and the 8-bit DAC can drive actuator references. With 16 KB Flash, code space is sufficient for small RTOS kernels, sensor drivers, and wireless protocol stacks such as LoRaWAN or BLE beacon firmware. The Extended -40C to +125C temperature grade also enables outdoor and industrial deployments where thermal stress is common.
Recomendado
Industrial Sensor Conditioning Loops
The PIC24F16KM202-E/SO's integrated op amps, 12-bit ADC, and 8-bit DAC eliminate the need for most external analog front-end components in industrial sensor conditioning loops. The op amps can be configured as instrumentation or buffer stages for bridge sensors, thermocouples, or 4-20 mA current loops. With 16 KB Flash, calibration coefficients, linearization tables, and HART or MODBUS communication stacks fit comfortably. The Extended -40C to +125C temperature grade handles factory-floor thermal swings. The 32 MHz CPU enables real-time digital filtering and PID control loops without offloading to a dedicated DSP.
Recomendado
Portable Medical Monitoring Devices
In portable medical monitoring devices such as pulse oximeters, blood pressure cuffs, and glucose meters, the PIC24F16KM202-E/SO delivers low-power operation, mixed-signal integration, and sufficient code space in a compact SOIC package. The 12-bit ADC captures biosensor signals with adequate resolution for SpO2 trending and ECG R-wave detection. The integrated op amps condition electrode inputs without external instrumentation amplifiers, reducing BOM and PCB area. XLP sleep modes extend battery life across multi-day patient monitoring cycles. The 28-pin SOIC package enables through-hole-friendly hand-soldering for low-volume medical device prototypes.
Recomendado
Low-Power Consumer Electronics
The PIC24F16KM202-E/SO fits low-power consumer electronics such as remote controls, fitness wearables, and electronic toys where battery life is critical and BOM cost must be minimized. The XLP technology delivers nanoamp sleep currents that extend coin-cell battery life to multi-year spans in standby applications. The integrated DAC and op amps can drive LED indicators, audio tones, or haptic feedback directly without companion ICs. With 16 KB Flash, application code, communication stacks (BLE, proprietary RF), and bootloader logic all fit in a single chip. The 28-pin SOIC package supports standard SMT assembly on consumer-grade PCB lines.
Recomendado
HVAC and Building Automation
The PIC24F16KM202-E/SO suits HVAC and building automation applications including smart thermostats, damper actuators, and room air-quality monitors. The Extended -40C to +125C temperature range handles rooftop and plenum mounting conditions. The 32 MHz core runs communication stacks (BACnet, MODBUS, or proprietary) while simultaneously servicing the Capture/Compare/PWM modules for triac-based AC control or variable-speed fan drive. The integrated ADC and op amps interface directly with thermistor, humidity, and CO2 sensor front-ends. 16 KB Flash is sufficient for application code plus a fail-safe firmware update bootloader.
Recomendado
Automotive Sensor Interfaces (Non-Safety)
The PIC24F16KM202-E/SO can serve automotive sensor interface applications outside of safety-critical paths, such as interior lighting controllers, seat position sensors, and HVAC blend-door actuators. The Extended -40C to +125C temperature grade meets automotive cabin thermal requirements. The integrated op amps and 12-bit ADC interface directly with position-feedback potentiometers and NTC thermistors. PWM channels drive small DC motors or LED strings without external MOSFET drivers in low-current applications. Note that for safety-critical systems such as airbags or braking, AEC-Q100 qualified PIC24/dsPIC parts should be selected instead.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC24F16KM202-E/SO — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC24F16KM202-I/SO | PIC24F08KM202-I/SO | PIC24F16KL402-E/SO | PIC24F16KA102-E/SO |
|---|---|---|---|---|---|
| Package | 28-SOIC (SO) | 28-SOIC (SO) - same | 28-SOIC (SO) - same | 28-SOIC (SO) - same | 28-SOIC (SO) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 16 KB | 16 KB | 8 KB | 16 KB | 16 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB | 1 KB |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Operating Temperature | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +125C (Extended) |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 10-bit |
| Integrated Op Amps | Yes | Yes | Yes | Yes | No |
Principais diferenciais
- Integrated op amps and 8-bit DAC (vs PIC24F16KA102-E/SO)
- Higher 12-bit ADC resolution (vs PIC24F16KA102-E/SO)
- Larger 2 KB RAM (vs PIC24F16KA102-E/SO)
Notas de projeto
Estimated: At 32 MHz active mode with all peripherals enabled, the PIC24F16KM202-E/SO core draws approximately 8-15 mA from VDD. For battery-powered designs, leverage the XLP deep-sleep mode which drops current to microamp levels. Use the on-chip Low-Voltage Retention Sleep mode to maintain RAM contents during extended sleep without the full regulator active. Always place a 100 nF decoupling capacitor within 5 mm of the VDD pin and a bulk 10 uF tantalum or ceramic capacitor on the main supply rail.
The 28-pin SOIC wide-body package has a 1.27 mm pin pitch and standard SOIC land patterns. Place the MCU away from switching power supply inductors and high-current traces to minimize digital noise coupling into analog inputs. Provide a dedicated AVSS ground return path to the analog ground plane, and avoid running digital return currents through the analog ground. The MCLR pin requires a 10 kohm pull-up to VDD and a 100 nF capacitor to ground for proper reset behavior during power-up.
A common mistake is using the Industrial-grade PIC24F16KM202-I/SO in an Extended-temperature application - always check the -E vs -I suffix carefully. Another pitfall is failing to configure unused pins as outputs to prevent floating input current draw; set all unused I/O to digital outputs with the latch cleared. When using the integrated op amps, configure the input pins as analog inputs (ANSx bits) or the digital input buffer will cause offset errors. The ICD pins (RB6/RB7) must be left in their default configuration or ICSP debugging will fail.
Informações de conformidade
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - choose AEC-Q100 PIC24 variants for automotive safety-critical applications.
