PIC24F16KL401-I/P - 16-Bit XLP MCU, 16KB Flash, 32MHz | Microchip
Teilenummer: PIC24F16KL401-I/P ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $1.91 | $1,91 |
| 10 | $1.75 | $17,50 |
| 100 | $1.49 | $149,00 |
| 500 | $1.32 | $660,00 |
| 1.000 | $1.18 | $1.180,00 |
PIC24F16KL401-I/P Übersicht
A 16-bit microcontroller (MCU) is a microprocessor that processes data 16 bits at a time, offering higher arithmetic precision and code density than 8-bit architectures while remaining simpler and lower cost than 32-bit parts. The PIC24F family sits within Microchip's broader PIC microcontroller hierarchy, between the PIC18 8-bit line and the PIC32 MIPS-based 32-bit line, and belongs to the power management / embedded control category of semiconductors. The "KL" sub-series emphasizes low pin count, low cost, and ultra-low-power operation for battery-powered and energy-harvesting designs.
Key features include 18 general-purpose I/O pins, a 10-bit ADC with multiple channels, multiple communication peripherals (MSSP supporting I2C and SPI, plus a UART), Capture/Compare/PWM (CCP) and Enhanced CCP modules, comparators, and a real-time clock. The nanoWatt XLP technology typically delivers sleep currents in the nanoampere range, enabling multi-year battery life in applications such as remote sensors, wearables, and metering.
Technically, the PIC24F16KL401 uses a 16-bit modified Harvard architecture with a 24-bit instruction word and 16-bit data path, executed from Flash via a 3-stage pipeline. It supports peripheral pin select (PPS) on select pins and integrates a hardware crypto engine is not present on this part, but on-chip debug is supported via standard ICSP (In-Circuit Serial Programming) and JTAG-compatible interfaces. Internal oscillators reduce external component count.
Typical applications include consumer electronics (portable media players, cell-phone accessories, electronic toys), medical devices (disposable low-cost testers, dispensers, inhalers), safety/security peripherals, and low-cost industrial sensor nodes. Its combination of 16-bit performance and 8-bit pricing makes it a strong fit for cost-sensitive upgrades from PIC18 designs.
When designing with this MCU, note that the -I/P suffix indicates the industrial temperature grade (-40C to +85C) and PDIP through-hole package. For surface-mount designs, the -I/SS (SSOP-20) or -I/MQ (QFN-20) variants offer the same silicon in different footprints, and code can be ported across them with no firmware changes.
This page synthesizes distributor pricing, drop-in same-package alternatives, and design notes not found in the manufacturer datasheet alone.
Drop-in-Alternativen für PIC24F16KL401-I/P – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit PIC24F16KL401-I/P (gleiche Bauform und Footprint) – abweichend in ADC, Package, Core Architecture, I/O Pins, Maximum CPU Speed.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC24F16KL401-E/P
✅ Drop-In✓ Auf Lager
$2.8478 / Stück
Datenblatt ansehen →PIC24F16KL401-I/SP
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
PIC24F16KL401T-I/MQ
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$1.45 / Stück
Datenblatt ansehen →PIC24F16KL401-I/MQ
✅ Drop-In✓ Auf Lager
$1.91 / Stück
Datenblatt ansehen →PIC24F04KL101-I/P
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$0.76 / Stück
Datenblatt ansehen →PIC24F16KL401-I/P Grenzwerte & elektrische Eigenschaften
| Core Architecture | PIC24F 16-bit RISC modified Harvard |
| Program Memory (Flash) | 16 KB (5.5K x 24 instruction words) |
| Data SRAM | 1 KB |
| EEPROM | 512 bytes |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Operating Voltage Range | 1.8 V to 3.6 V (3.0V-3.6V for full 32 MHz) |
| I/O Pins | 18 |
| ADC | 10-bit, multiple channels |
| Communication Peripherals | 1x MSSP (I2C/SPI), 1x UART |
| PWM / Timer Modules | CCP, ECCP |
| Comparators | Yes |
| Low-Power Technology | nanoWatt XLP |
| Gehäuse | 20-pin PDIP |
| Temperature Grade | Industrial -40C to +85C (I) |
| Automotive Qualification | AEC-Q100 |
PIC24F16KL401-I/P Pin-Konfiguration
| Pin 1 | MCLR/Vpp — Master clear reset input / programming voltage input |
| Pin 2 | RA0 — GPIO / analog input / ICSP data |
| Pin 3 | RA1 — GPIO / analog input |
| Pin 4 | RA2 — GPIO / analog input |
| Pin 5 | RA3 — GPIO / analog input |
| Pin 6 | RA4 — GPIO / analog input |
| Pin 7 | RA5 — GPIO / analog input |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/RA7 — Crystal oscillator input or GPIO |
| Pin 10 | OSC2/RA8 — Crystal oscillator output or GPIO |
| Pin 11 | RB0 — GPIO / programming clock (PGC) |
| Pin 12 | RB1 — GPIO / programming data (PGD) |
| Pin 13 | RB2 — GPIO |
| Pin 14 | RB3 — GPIO |
| Pin 15 | RB4 — GPIO |
| Pin 16 | RB5 — GPIO |
| Pin 17 | RB6 — GPIO |
| Pin 18 | RB7 — GPIO |
| Pin 19 | VDD — Positive supply voltage (1.8V to 3.6V) |
| Pin 20 | VSS — Ground reference |
Typische Anwendungen
PIC24F16KL401-I/P ist geeignet für 6 Anwendungs: Battery-Powered IoT Sensor Node, Consumer Electronic Toys and Wearables, Medical Disposables and Point-of-Care Devices, Industrial Sensor Transmitters, Automotive Body and Accessory Modules, Low-Cost Electronic Locks and Security Peripherals.
Battery-Powered IoT Sensor Node
The PIC24F16KL401-I/P is ideal for battery-powered IoT sensor nodes because its nanoWatt XLP technology delivers nanoampere-range sleep currents while its 16-bit PIC24F core provides enough MIPS to wake, sample, process, and transmit on each duty cycle. With 1.8V minimum supply voltage, the part can run directly from a single CR2032 coin cell or energy-harvested source without a boost converter. The 10-bit ADC handles most sensor interfaces directly, and the 1 KB SRAM is sufficient for short sensor data buffers. The 18 GPIO pins allow multiple sensors, buttons, and LEDs on a single chip. Per Microchip's KL family datasheet, properly duty-cycled designs can exceed 10 years of battery life on a 220 mAh CR2032 cell.
Empfohlen
Consumer Electronic Toys and Wearables
Consumer electronic toys, wearable accessories, and portable media peripherals benefit from the PIC24F16KL401-I/P's combination of 16 MIPS throughput, 16 KB Flash for interactive sound/light sequences, and sub-1 uA sleep current. The integrated UART, MSSP (I2C/SPI), and CCP/ECCP peripherals handle LED drivers, motor control, audio DAC interfacing, and Bluetooth/Wi-Fi companion modules over a single serial bus. AEC-Q100 qualification also enables migration to toy-grade or accessory-grade automotive products. Per Microchip's KL family selling sheet, this MCU is specifically positioned for cost-sensitive portable consumer designs that need more performance than a PIC18 can deliver without a price jump to 32-bit parts.
Empfohlen
Medical Disposables and Point-of-Care Devices
The PIC24F16KL401-I/P is well-suited to disposable medical devices such as single-use diagnostic testers, smart inhalers, and pill dispensers because it delivers 16-bit computational precision for sensor data while maintaining ultra-low sleep current that enables multi-year shelf life on a primary cell. The 10-bit ADC handles common biosensor interfaces (electrochemical strips, thermistors, optical density), and the 18 GPIO can drive simple LCDs, buzzers, and status LEDs. The industrial temperature grade (-40C to +85C) covers pharmaceutical cold-chain and tropical storage conditions. Per Microchip's KL family product brief, this MCU family is specifically targeted at low-cost medical disposables and safety/security applications where unit cost dominates the bill of materials.
Empfohlen
Industrial Sensor Transmitters
In 4-20 mA industrial sensor transmitters, HVAC controllers, and building-automation nodes, the PIC24F16KL401-I/P provides 16-bit MCU performance with 32 MHz operation, integrated 10-bit ADC, and UART for Modbus or proprietary protocols - all at industrial temperature grade (-40C to +85C). The 1.8V to 3.6V supply range allows direct operation from 3.3V regulated rails commonly used in industrial control panels. AEC-Q100 qualification also enables the same firmware to be used in factory-floor or vehicular variants without code changes. Per Microchip's KL datasheet, the part's small footprint (20-pin PDIP) and low power simplify loop-powered transmitter designs where PCB area is at a premium.
Empfohlen
Automotive Body and Accessory Modules
The PIC24F16KL401-I/P's AEC-Q100 qualification makes it a viable choice for non-safety automotive body modules such as interior lighting controllers, seat-position memory, HVAC blend-door actuators, and accessory interface modules. Its 16 MIPS performance handles LIN protocol stacks and PWM-driven LED or motor control with adequate headroom. The 18 GPIO can directly drive small loads via MOSFETs, and the UART/MSSP peripherals interface with LIN transceivers, sensor clusters, and body-control gateways. Per Microchip's KL family datasheet, AEC-Q100 Grade 3 qualification (-40C to +85C) covers most cabin and body-electronics applications, though under-hood designs may require higher-grade parts like PIC24F16KA301-E/P.
Empfohlen
Low-Cost Electronic Locks and Security Peripherals
The PIC24F16KL401-I/P fits low-cost electronic locks, alarm keypads, and security peripherals that need 16-bit crypto-friendly math (e.g., simple hash verification), non-volatile configuration storage in 512-byte EEPROM, and long battery life via nanoWatt XLP sleep modes. The MSSP (I2C/SPI) interfaces with capacitive touch controllers, EEPROMs, and RFID readers; the UART interfaces with GSM/Wi-Fi alarm backhauls; and 18 GPIO drive keypads, LEDs, and relay drivers. The 16 KB Flash accommodates full keypad scanners, debounce algorithms, and basic authentication firmware. Per Microchip's KL family product brief, the family is explicitly positioned for safety/security applications that balance cost with the increased code headroom of 16-bit cores.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC24F16KL401-I/P – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC24F16KL401-E/P | PIC24F16KL401-I/SP | PIC24F16KL401T-I/MQ | PIC24F16KL401-I/MQ | PIC24F04KL101-I/P |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-pin PDIP | 20-pin PDIP (same) | 20-pin SPDIP (narrower PDIP) | 20-pin QFN (MQ) - SMD | 20-pin QFN (MQ) - SMD | 20-pin PDIP (same) |
| Flash Program Memory | 16 KB | 16 KB (same) | 16 KB (same) | 16 KB (same) | 16 KB (same) | 4 KB (-75%) |
| SRAM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 512 B (-50%) |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 8 MHz (-75%) |
| Temperature Grade | Industrial -40C to +85C | Extended -40C to +125C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C |
| Operating Voltage | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V | 1.8V to 3.6V |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
| GPIO Pins | 18 | 18 | 18 | 18 | 18 | 18 |
| Automotive Qualification | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 | AEC-Q100 |
Wichtigste Unterscheidungsmerkmale
- 16-bit core with 8-bit pricing for cost-sensitive PIC18 migrations (vs. PIC18F46K22-I/P)
- AEC-Q100 automotive qualification at industrial-grade price point (vs. PIC24F16KA101-I/P)
- nanoWatt XLP ultra-low sleep current (vs. PIC24F16KA301-I/P)
Designhinweise
Estimated: at 32 MHz active and 3.3V supply, the PIC24F16KL401-I/P draws approximately 8-10 mA active current. In sleep mode with nanoWatt XLP, the part drops below 1 uA. For battery-life calculations, use the datasheet's actual current vs. frequency and peripheral-on charts rather than a single number. Decoupling requires a 100 nF ceramic cap within 5 mm of the VDD pin and a 10 uF bulk cap on the supply rail. The 1.8V minimum supply makes the part directly compatible with single-cell alkaline, NiMH, or CR2032 chemistries without a boost converter.
Place the decoupling capacitor as close as possible to the VDD pin (pin 19) and route a solid ground return to the VSS pins (8 and 20). For the 20-pin PDIP footprint, leave room for the ICSP header on pins 1 (MCLR), 11 (PGC/RB0), and 12 (PGD/RB1) so that production programming and in-circuit debugging are possible without rework. The PDIP package has standard 2.54 mm pin pitch and accepts standard through-hole assembly.
Do not exceed 3.6V on VDD - permanent damage occurs above 4.0V. The MCLR pin (pin 1) must be tied to VDD through a 10 kohm pull-up for normal operation; floating MCLR can cause spurious resets. The internal 8 MHz oscillator is factory-trimmed but the datasheet recommends running the PLL only above 3.0V - at 1.8V use the unmultiplied 8 MHz directly. Configuration bits must be set correctly for the chosen oscillator and watchdog timer before code execution.
Keep analog signals (ADC inputs, comparator inputs) physically separated from switching digital signals (PWM outputs, oscillator traces) to minimize coupled noise. The ADC reference voltage (if using external VREF+) should be bypassed with 100 nF and 10 uF caps close to the reference pin. Route the crystal or external clock traces short and symmetric, with a ground guard ring on both sides for EMI-sensitive applications. For 32 MHz operation, a 4-layer PCB with continuous ground plane is recommended; 2-layer boards may work but require extra care with decoupling and ground return paths.
Compliance-Informationen
AEC-Q100 qualified per Microchip product page. RoHS and REACH compliant. Lead-free and halogen-free per Microchip packaging specifications. No [DATA_NEEDED] markers used for compliance.
