PIC24F08KL401-E/P - 16-bit 32MHz 8KB Flash MCU | Microchip
Référence : PIC24F08KL401-E/P ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $3.45 | $3,45 |
| 10 | $3.1 | $31,00 |
| 100 | $2.78 | $278,00 |
| 500 | $2.45 | $1 225,00 |
| 1 000 | $2.12 | $2 120,00 |
PIC24F08KL401-E/P Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and programmable I/O peripherals. The PIC24F08KL401 belongs to the PIC24F family, a 16-bit modified Harvard architecture family that sits between the 8-bit PIC18 and the 32-bit PIC32 in Microchip's portfolio. It targets cost-sensitive embedded designs that need 16-bit performance, low power consumption, and easy migration from existing PIC18 firmware while staying below the price point of dsPIC or PIC32 devices.
Key features include up to 32 MIPS performance from a 32MHz internal oscillator, the nanoWatt XLP power management unit with deep-sleep currents down to the sub-microamp range, and 25 MIPS sustained throughput at 3.3V. The 20-PDIP package offers wide prototyping-friendly pitch for breadboards and through-hole assembly, while industrial-grade -40C to +125C operation supports harsh-environment deployments.
Architecturally, the PIC24F08KL401 uses a 16-bit modified Harvard core with a separate 24-bit instruction word and 16-bit data path. The MSSP peripheral supports both I2C and SPI on the same pins, while CCP/ECCP modules provide flexible PWM, capture, and compare functions. Hardware CRC, idle/sleep/doze modes, and brown-out reset (BOR) further enhance robustness in field-deployed embedded nodes.
Typical applications include consumer electronics, industrial sensor nodes, low-power IoT endpoints, battery-powered HVAC controls, and white-goods motor control. The combination of XLP sleep currents, integrated ADC, and PIC18-compatible peripherals makes it especially attractive for retrofit designs and energy-harvesting devices.
When designing with this MCU, ensure decoupling capacitors of 0.1uF and 10uF are placed near VDD/VSS pins, configure the CONFIG registers for the desired oscillator source during firmware initialization, and consult the family reference manual for the most recent silicon errata. Selecting the right ICSP programming header footprint preserves in-circuit debug capability across product revisions.
This page synthesizes distributor pricing, drop-in package alternatives from the PIC24F and PIC24FJ families, and practical design considerations not found in the manufacturer datasheet, giving procurement and engineering teams a single reference for evaluation.
Alternatives de remplacement direct pour PIC24F08KL401-E/P — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC24F08KL401-E/P (même facteur de forme et même empreinte) — différant par Package, ADC, Timers, Operating Temperature, Maximum CPU Speed.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24F08KL301-E/P
✅ Remplacement direct✓ En stock
$1.55 / unité
Voir la fiche technique →PIC24F08KL201-E/P
✅ Remplacement direct✓ En stock
$1.27 / unité
Voir la fiche technique →PIC24F08KL200-E/P
✅ Remplacement direct✓ En stock
$1.42 / unité
Voir la fiche technique →PIC24F08KA102-E/ML
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$0.76 / unité
Voir la fiche technique →PIC24F08KA101-E/P
✅ Remplacement direct✓ En stock
$1.74 / unité
Voir la fiche technique →PIC24F04KL101-E/P
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC24F08KL401-E/P Valeurs maximales et caractéristiques électriques
| Core Architecture | PIC24F (16-bit modified Harvard) |
| Family | PIC XLP 24F |
| Program Memory (Flash) | 8 KB (2.75K x 24 words) |
| RAM | 1 KB (1K x 8) |
| EEPROM | 512 bytes |
| Maximum CPU Speed | 32 MHz |
| ADC Resolution | 10-bit |
| Operating Voltage (VDD) | 1.8 V to 3.6 V |
| Température de fonctionnement | -40 C to +125 C (industrial, E suffix) |
| Boîtier | 20-pin PDIP (0.300" / 7.62 mm) |
| Type de montage | Through-Hole (DIP) |
| Peripherals | MSSP (I2C/SPI), CCP/ECCP, 10-bit ADC, PWM, WDT, HLVD, BOR, POR |
| Low-Power Technology | nanoWatt XLP |
| Statut RoHS | Compliant |
| Niveau MSL | 1 (unlimited) |
Configuration des broches de PIC24F08KL401-E/P
| Broche 1 | MCLR — Master Clear (reset) input; pull-up to VDD required |
| Broche 2 | RA0 — GPIO / analog input AN0 |
| Broche 3 | RA1 — GPIO / analog input AN1 |
| Broche 4 | RA2 — GPIO / analog input AN2 / CVREF |
| Broche 5 | RA3 — GPIO / analog input AN3 |
| Broche 6 | RA4 — GPIO |
| Broche 7 | RA5 — GPIO / analog input AN4 |
| Broche 8 | VSS — Ground reference |
| Broche 9 | RA7 — GPIO / OSC1 (crystal oscillator input) |
| Broche 10 | RA6 — GPIO / OSC2 (crystal oscillator output) |
| Broche 11 | RC0 — GPIO / analog input AN8 |
| Broche 12 | RC1 — GPIO / analog input AN9 |
| Broche 13 | RC2 — GPIO / analog input AN10 |
| Broche 14 | RC3 — GPIO / analog input AN11 / SCL (MSSP I2C clock) |
| Broche 15 | RC4 — GPIO / analog input AN12 / SDA (MSSP I2C data) |
| Broche 16 | RC5 — GPIO / analog input AN13 |
| Broche 17 | RC6 — GPIO / analog input AN14 / SDO (MSSP SPI data out) |
| Broche 18 | RC7 — GPIO / analog input AN15 / SDI (MSSP SPI data in) |
| Broche 19 | VSS — Ground reference |
| Broche 20 | VDD — Positive supply voltage (1.8V-3.6V) |
Applications typiques
PIC24F08KL401-E/P convient pour 6 applications: Low-Power IoT Sensor Nodes, Battery-Powered HVAC / Appliance Controllers, Industrial Sensor / Measurement Nodes, Consumer Electronics (Retrofit from PIC18), LED Lighting / PWM-Dimming Controllers, Portable Medical / Health Monitoring Devices.
Low-Power IoT Sensor Nodes
The PIC24F08KL401-E/P fits low-power IoT sensor nodes because its nanoWatt XLP technology delivers sub-microamp deep-sleep currents while its 16-bit PIC24F core provides enough throughput to service analog and digital sensors between sleep intervals. With 8 KB of Flash, the part can host a small MQTT or LoRaWAN application layer stack, and the integrated 10-bit ADC handles analog sensor reading (temperature, light, soil moisture). Pairing the MCU with an external SPI-based radio (e.g., RN2483 or MRF24J40) on the MSSP bus, the device can sustain multi-year battery life on 2x AA cells at typical duty cycles below 1%.
Recommandé
Battery-Powered HVAC / Appliance Controllers
The PIC24F08KL401-E/P is well-suited to battery-powered HVAC and appliance controllers because of its industrial -40C to +125C operating range, integrated 10-bit ADC for thermistor or current sensing, and PWM peripherals (CCP/ECCP) for triac or FET control of HVAC valves, fans, or compressor relays. Its XLP sleep currents (typically tens of nanoamps in deep sleep with RTCC running) enable thermostats and gas-meter readers to run for over a decade on a single lithium cell. The 16-bit core handles PID loop and display refresh without offloading work to a co-processor, keeping the BOM lean.
Recommandé
Industrial Sensor / Measurement Nodes
The PIC24F08KL401-E/P suits industrial sensor nodes because of its industrial temperature range, robust BOR/HLVD/POR supervisor chain, and the MSSP peripheral that interfaces simultaneously with I2C sensors and SPI ADCs on independent pins. Industrial 4-20 mA loop transmitters, vibration monitors, and Modbus RTU slaves commonly use the PIC24F08KL401 for its deterministic 16-bit core and 32 MHz MIPS throughput, which keeps Modbus response times under the 3.5 character timeout at 115200 baud. The 8 KB Flash accommodates the Modbus stack plus application logic without external memory.
Recommandé
Consumer Electronics (Retrofit from PIC18)
The PIC24F08KL401-E/P enables smooth migration from PIC18 designs to 16-bit because it shares the same MSSP, CCP/ECCP, and 10-bit ADC peripheral layout, preserving firmware structure while doubling MIPS throughput. Consumer products such as remote controls, toys, and small appliances gain from the 32 MHz performance at the same price point as premium PIC18 devices. The 20-pin PDIP footprint is breadboard-friendly for prototype bring-up and field-replaceable for service-friendly product designs.
Recommandé
LED Lighting / PWM-Dimming Controllers
The PIC24F08KL401-E/P drives LED lighting and dimming applications because its CCP/ECCP modules deliver hardware PWM at frequencies above the audible band (>20 kHz), eliminating flicker while supporting smooth analog dimming via a 10-bit ADC input from a potentiometer or ambient light sensor. The 16-bit core resolves dimming levels in 65k steps, which is more granular than the 8-bit PIC18 baseline. With XLP sleep, wall-switch wireless remotes can run for years on coin cells.
Recommandé
Portable Medical / Health Monitoring Devices
The PIC24F08KL401-E/P fits portable medical and health-monitoring devices because its XLP sleep currents and deterministic 16-bit core enable continuous low-duty-cycle monitoring on coin cells or rechargeable Li-ion batteries. Pulse oximeters, blood-pressure cuffs, and glucose meters benefit from the integrated 10-bit ADC for sensor conditioning, MSSP for digital display drivers, and CCP for buzzer/PWM-driven haptics. Industrial temperature range ensures the device operates reliably across refrigerated and ambient clinical environments.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24F08KL401-E/P — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24F08KL301-E/P | PIC24F08KL201-E/P | PIC24F08KL200-E/P | PIC24F08KA101-E/P | PIC24F04KL101-E/P |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-pin PDIP | 20-pin PDIP - same | 20-pin PDIP - same | 20-pin PDIP - same | 20-pin PDIP - same | 20-pin PDIP - same |
| Core | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit | PIC24F 16-bit |
| Max CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Program Flash | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 4 KB (-50%) |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 512 B (-50%) |
| ADC | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
Principaux différenciateurs
- Balanced PIC24F 16-bit core with nanoWatt XLP low-power modes (vs PIC24F08KA101-E/P)
- Larger Flash tier (8 KB) within the KL family (vs PIC24F04KL101-E/P)
- 20-pin PDIP through-hole package for prototyping and field service (vs PIC24F08KL401-E/MQ (QFN))
Notes de conception
Estimated: Place 0.1uF and 10uF decoupling capacitors within 5 mm of VDD (pin 20) and VSS (pins 8 and 19) of the PIC24F08KL401-E/P. Use a low-ESR ceramic (X7R or X5R) on VDD and bulk aluminum/polymer on the supply rail. For battery designs, source current from an MCP1700 or MCP1802 LDO rated for the application's quiescent draw; the MCU's nanoWatt XLP sleep current is in the tens of nanoamps, so the LDO's quiescent current dominates the sleep power budget.
Route the ICSP programming/debug pins (PGD/PGC) to a 5-pin header (0.1" pitch) with MCLR routed to the same header through a resistor-capacitor network. Avoid long traces to MCLR; place the MCLR pull-up resistor within 5 mm of the pin to prevent in-system reset noise from triggering spurious resets. For prototypes, expose all 20 PDIP pins to a breadboard-friendly 0.1" header pattern for easy signal probing.
Do not assume the PIC24F08KL401-E/P defaults to a 32 MHz internal oscillator; the CONFIG registers must be set in source code (via #pragma config in MPLAB X) to select the desired FOSC source. Forgetting this leads to firmware executing at the default LFINTOSC (~31 kHz) instead of the expected 32 MHz, causing timing-dependent peripherals (UART, PWM) to malfunction. Also note that the E suffix indicates -40C to +125C industrial temperature; if your design only needs commercial 0-10C to +70C, the non-E variant may be cheaper.
Informations de conformité
RoHS and REACH compliant per Microchip product page; lead-free and halogen-free. Not AEC-Q100 qualified - choose PIC24F08KL401-E/P automotive equivalents (where available) for automotive applications.
