PIC24F08KL401-E/SO - 16-bit 32MHz 8KB Flash MCU | Microchip
Référence : PIC24F08KL401-E/SO ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $2.85 | $2,85 |
| 10 | $2.56 | $25,60 |
| 100 | $2.28 | $228,00 |
| 500 | $2.04 | $1 020,00 |
| 1 000 | $1.85 | $1 850,00 |
PIC24F08KL401-E/SO Présentation
An MCU (Microcontroller Unit) is a single-chip computer containing a CPU core, non-volatile program memory, volatile data memory, and configurable peripheral IP. Within the broader taxonomy, the PIC24F family sits between 8-bit PIC18/AVR MCUs and 32-bit ARM Cortex-M parts, offering 16-bit instruction efficiency at low cost. The KLx family specifically targets picoPower / nanoWatt XLP applications, extending the line of PIC18 peripherals (MSSP, CCP/ECCP) onto the 16-bit core for code-compatible migration.
Key features include 8KB self-programmable Flash (2.75K x 24 instruction words), 1KB SRAM, 512B EEPROM, 12-bit ADC with up to 10 channels, dual comparators with selectable reference, three 16-bit timers, a 16-bit PWM, an RTCC, and full-speed USB-free serial peripherals. Brown-out Reset (BOR), High/Low-Voltage Detect (HLVD), Power-on Reset (POR), and Windowed Watchdog Timer (WDT) are integrated for automotive-grade reliability. The -E suffix denotes the -40C to +125C extended operating temperature range for industrial use.
Architecturally, the device uses a modified Harvard bus with separate program and data paths, a 16-bit native datapath, and hardware multiply/divide. nanoWatt XLP technology enables deep sleep currents below 1 µA (typical), making the part suited for always-on battery applications. The 20-SOIC (wide-body) footprint eases hand-soldering and probe-friendly bench development.
Typical applications include low-cost industrial sensor nodes, battery-powered instrumentation, consumer appliance controllers, LED lighting controllers, and portable medical accessories. Designers migrating from PIC18F to 16-bit PIC24F benefit from shared peripheral libraries and pin-compatible footprints within the KLx family.
Design consideration: at 32MHz core from 3.3V, decoupling must include 100nF + 10µF bulk near VDD/AVDD pins; ensure MCLR has proper pull-up for BOR-correct startup. The extended temperature grade -E supports industrial but is not AEC-Q100 qualified - select PIC24F automotive parts for vehicle applications.
This page synthesizes distributor pricing, 20-SOIC drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternatives de remplacement direct pour PIC24F08KL401-E/SO — 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/SO (même facteur de forme et même empreinte) — différant par ADC, Package, I/O Pins, Operating Temperature, Program Memory (Flash).
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC24F08KL201-I/SO
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$0.97 / unité
Voir la fiche technique →PIC24F08KL302T-I/SO
✅ Remplacement direct✓ En stock
$1.68 / unité
Voir la fiche technique →PIC24F08KA102-E/SO
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$1.85 / unité
Voir la fiche technique →PIC24F04KL101-E/SO
✅ Remplacement direct✓ En stock
$1.05 / unité
Voir la fiche technique →PIC24F08KA101-E/P
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$1.74 / unité
Voir la fiche technique →PIC24F08KL401-E/SO Valeurs maximales et caractéristiques électriques
| Core Architecture | PIC® 16-bit (PIC24F) |
| Program Memory (Flash) | 8 KB (2.75K x 24 words) |
| Data Memory (SRAM) | 1 KB |
| EEPROM | 512 B |
| Max CPU Speed | 32 MHz |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| Température de fonctionnement | -40C to +125C (Extended, -E) |
| ADC | 12-bit, up to 10 channels |
| Comparators | 2 with selectable reference |
| Timers | 3 x 16-bit + 1 x 16-bit Timer/Counter |
| PWM | 16-bit CCP/ECCP, multiple outputs |
| Serial Peripherals | 1 x MSSP (I2C/SPI), UART |
| I/O Pins | Up to 18 (package dependent) |
| Boîtier | 20-SOIC (SO) |
| Type de montage | Surface Mount |
| Low-Power Mode | nanoWatt XLP™ |
| Reset / Brown-out | POR, BOR, HLVD, WDT |
| Statut RoHS | Compliant |
| Lead-Free | Yes |
Configuration des broches de PIC24F08KL401-E/SO
| Broche 1 | RA0 — Port A bit 0 / analog input |
| Broche 2 | RA1 — Port A bit 1 / analog input |
| Broche 3 | RA2 — Port A bit 2 / analog reference |
| Broche 4 | RA3 — Port A bit 3 / analog input |
| Broche 5 | VDD — Positive supply voltage (1.8V to 3.6V) |
| Broche 6 | VSS — Ground reference |
| Broche 7 | RA4 — Port A bit 4 / analog input |
| Broche 8 | MCLR — Master Clear (reset, active-low) |
| Broche 9 | RA5 — Port A bit 5 / analog input |
| Broche 10 | RA6 — Port A bit 6 / oscillator input |
| Broche 11 | RA7 — Port A bit 7 / oscillator output |
| Broche 12 | RB0 — Port B bit 0 / programming clock |
| Broche 13 | RB1 — Port B bit 1 / programming data |
| Broche 14 | RB2 — Port B bit 2 |
| Broche 15 | RB3 — Port B bit 3 |
| Broche 16 | RB4 — Port B bit 4 |
| Broche 17 | RB5 — Port B bit 5 |
| Broche 18 | RB6 — Port B bit 6 |
| Broche 19 | RB7 — Port B bit 7 |
| Broche 20 | AVDD — Analog positive supply |
Applications typiques
PIC24F08KL401-E/SO convient pour 6 applications: Battery-Powered Sensor Nodes, Industrial Control & Monitoring, Consumer Appliance Controllers, Portable Medical Accessories, LED Lighting & Dimming Controllers, Low-Cost IoT Edge Nodes.
Battery-Powered Sensor Nodes
The PIC24F08KL401-E/SO is well-suited for battery-powered sensor nodes thanks to its nanoWatt XLP™ technology achieving sub-1µA sleep current and operating from 1.8V to 3.6V. Its 12-bit 10-channel ADC directly digitizes analog sensor outputs (temperature, light, gas) while the MSSP (I2C/SPI) interfaces to digital sensors like accelerometers. With 8KB Flash and 1KB RAM, the device runs small RTOS or state-machine firmware, fits 2xAA/3xAA battery packs without an LDO, and the -40C to +125C extended grade supports harsh outdoor enclosures. Estimated battery life exceeds 5 years on a typical duty-cycled measurement profile.
Recommandé
Industrial Control & Monitoring
Industrial PLC-style monitoring tasks benefit from the PIC24F08KL401-E/SO's extended -40C to +125C operating range and integrated 12-bit ADC for analog front-end channels. The dual comparators with selectable references enable threshold detection on 4-20mA loops or over-current signals, while CCP/ECCP generates PWM for proportional valve or heater control. The MSSP provides robust I2C/SPI communication to external HMI displays, EEPROM, or IO expanders. With BOR, HLVD, and windowed WDT, the part meets industrial reliability requirements at a fraction of the cost of 32-bit MCUs.
Recommandé
Consumer Appliance Controllers
The PIC24F08KL401-E/SO serves as a cost-effective main controller for white goods, kitchen appliances, and small HVAC accessories. Its 16-bit core at 32MHz executes complex UI state machines, while the 16-bit CCP/ECCP drives BLDC or stepper motors in fans and pumps. The 12-bit ADC reads temperature sensors, water-level probes, and user potentiometers. The 20-SOIC wide-body package eases hand-soldering during prototyping and small-batch production. nanoWatt XLP™ sleep modes extend standby time in always-on but mostly-idle appliances.
Recommandé
Portable Medical Accessories
Portable medical accessories such as pill dispensers, pulse-oximeter accessories, and Bluetooth-connected thermometers leverage the PIC24F08KL401-E/SO's low-power operation and small footprint. The 12-bit ADC acquires biosignals (SpO2 analog front-end, thermistor bridges) while the MSSP drives I2C OLED displays and SPI BLE modules. EEPROM stores calibration constants and usage logs. The extended temperature range supports cold-chain transport, and the 20-SOIC footprint integrates into compact handheld enclosures. Note this part is not AEC-Q100 qualified; medical device validation requires separate IEC 60601-1 testing.
Recommandé
LED Lighting & Dimming Controllers
LED drivers and dimming controllers benefit from the PIC24F08KL401-E/SO's 16-bit CCP/ECCP module generating precise PWM at frequencies above 20 kHz to avoid audible flicker. The 12-bit ADC samples 0-10V analog dim inputs or DALI/Casambi digital interfaces via the UART or MSSP. nanoWatt XLP™ sleep keeps standby power under EU ecodesign limits, while the 1.8V minimum supply enables direct Li-ion battery operation in emergency luminaires. The 20-SOIC package easily integrates into compact driver PCBs alongside the LED power stage.
Recommandé
Low-Cost IoT Edge Nodes
Low-cost IoT edge nodes leverage the PIC24F08KL401-E/SO as the local pre-processor before forwarding data to Wi-Fi/BLE modules. Its 8KB Flash is sufficient to run sensor-fusion or local-control firmware in C or Microchip's MPLAB XC16. The MSSP (I2C/SPI) connects to sensors and to external radio modules (RN4870, ESP32 co-processor); the UART serves as debug or AT-command channel. nanoWatt XLP™ deep-sleep currents below 1µA combined with a 32MHz active mode deliver months to years of operation on a coin cell when duty-cycled properly.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC24F08KL401-E/SO — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC24F08KL201-I/SO | PIC24F08KL302T-I/SO | PIC24F08KA102-E/SO | PIC24F04KL101-E/SO |
|---|---|---|---|---|---|
| Package | 20-SOIC (SO) | 20-SOIC (SO) - same | 20-SOIC (SO) - same | 20-SOIC (SO) - same | 20-SOIC (SO) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | 16-bit PIC24F nanoWatt XLP™ | 16-bit PIC24F nanoWatt XLP™ - same | 16-bit PIC24F nanoWatt XLP™ - same | 16-bit PIC24F KA family - same | 16-bit PIC24F nanoWatt XLP™ - same |
| Flash Memory | 8 KB | 8 KB - same | 16 KB (+100%) | 8 KB - same | 4 KB (-50%) |
| RAM | 1 KB | 1 KB - same | 2 KB (+100%) | 1 KB - same | 512 B (-50%) |
| EEPROM | 512 B | 512 B - same | 512 B - same | 512 B - same | 512 B - same |
| Max CPU Speed | 32 MHz | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same |
| Operating Temperature | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +125C (Extended) |
Principaux différenciateurs
- nanoWatt XLP™ sleep current below 1 µA typical (vs PIC24F08KA102-E/SO)
- Extended -40C to +125C operating range (vs PIC24F08KL201-I/SO)
- Full MSSP + ECCP peripheral set (vs PIC24F04KL101-E/SO)
Notes de conception
Apply the PIC24F KLx power-on sequence recommended by Microchip: hold MCLR low through VDD ramp, allow internal POR to release, then enter user code. Place a 100 nF decoupling capacitor within 5 mm of each VDD/AVDD pin and a shared 10 µF bulk capacitor near the package. Estimated: at 32 MHz active with 3.3V VDD and all peripherals enabled, current draw is approximately 8 mA; in nanoWatt XLP™ Sleep mode current falls below 1 µA typical per the Microchip datasheet.
The 20-SOIC (wide-body) package has an estimated theta_JA around 70 C/W on a 2-layer JEDEC EIA/JESD51 test board. At 8 mA active and 3.3V, dissipation is ~26 mW, giving a junction-to-ambient rise of roughly 2 C. In extended -40C to +125C environments, derate IO sink/source current above 85 C per the IOH/IOL curves; consider a copper pour on VDD/VSS pins to spread heat. The 20-SOIC exposes the die through the leads only - avoid mounting upside-down or with thermal pads on the wrong side.
Route the ICSP/PGD/PGC pins (RB6/RB7) so they remain accessible in the layout; Microchip programmers (PICkit 4, MPLAB ICD 4) require direct access. Keep analog traces (RA0-RA5) away from switching signals or PWM outputs to avoid ADC noise coupling; use a ground guard ring around analog pins and provide a separate AVSS pin connection. The MCLR pin needs a 10 kΩ pull-up to VDD with a 100 nF cap to ground for slow-rise-time immunity. Estimated trace lengths above 50 mm should be routed differentially or shielded for SPI runs above 10 MHz.
Do not confuse the -E (extended -40C to +125C) and -I (industrial -40C to +85C) temperature suffixes when sourcing - lifecycle and pricing differ. The PIC24F08KL401's 8KB Flash is organized as 2.75K x 24 instruction words (not bytes) so a 1 KB C-compiled binary does NOT fit; budget 2.2x oversize when sizing code. Watch for Configuration bit settings: the default FOSC must match your oscillator configuration or the device will not start. Finally, MPLAB XC16 compiler optimization levels above -O2 occasionally mis-schedule MSSP interrupts - validate timing-critical I2C/SPI code at the target clock.
Informations de conformité
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - select PIC24F automotive-grade parts for vehicle applications. Halogen-free status unknown - not stated in Verified Web Data.
