PIC24F16KL402-I/SO - 16-bit XLP MCU 32MHz 16KB Flash 28-SOIC | Microchip
Teilenummer: PIC24F16KL402-I/SO ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $2.03 | $2,03 |
| 10 | $1.91 | $19,10 |
| 100 | $1.74 | $174,00 |
| 500 | $1.55 | $775,00 |
| 1.000 | $1.39 | $1.390,00 |
PIC24F16KL402-I/SO Übersicht
A 16-bit microcontroller (MCU) is a programmable computing engine with a 16-bit data path, instruction set, internal buses, and registers. Within the broader MCU hierarchy, the PIC24F16KL402 belongs to the 16-bit MCU category, sitting above 8-bit MCUs (e.g., PIC16) in performance and below 32-bit Cortex-M/MIPS cores in computational throughput. It uses a modified Harvard layout, persistent SRAM, and a RISC-style instruction set with hardware MAC support for DSP-like operations.
Key features include 16KB Flash (5.5K x 24 instruction words), 1KB RAM, a 10-bit ADC, dual I2C/SPI (MSSP) peripherals, CCP/ECCP, multiple timers, and 25 I/O pins on the 28-SOIC variant. Typical run-mode current is 150 uA/MHz at 1.8V, with deep Sleep currents in the nanoamp range thanks to nanoWatt XLP technology.
The PIC24F16KL402 architecture integrates a wide operating voltage range (1.8V-3.6V), internal oscillator options, a configurable RTCC, and a 16-bit-wide data path. Its hardware multiplier and DSP-friendly instructions enable efficient signal processing while keeping code size compact - the 16 KB Flash translates to roughly 5.5K single-word instructions.
Typical applications include portable consumer devices (media players, electronic toys, cell phone accessories), low-cost medical disposables (testers, inhalers), safety/security peripherals, sensor signal conditioning, and battery-powered IoT nodes where every nanosecond down matters.
When using this part, match the 28-SOIC footprint carefully; the PIC24F "KL" family ships in 14/20/28-pin variants with different pinouts. Verify peripheral mapping and voltage rails against your design, and use MPLAB X IDE with the XC16 compiler to leverage the DSP library and XLP-aware PMD bits.
This page synthesizes distributor pricing, drop-in package alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in-Alternativen für PIC24F16KL402-I/SO – 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 PIC24F16KL402-I/SO (gleiche Bauform und Footprint) – abweichend in Package, Core Architecture, Program Memory (Flash), ADC, I/O Pins.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC24F16KL402-I/ML
✅ Drop-In✓ Auf Lager
$1.21 / Stück
Datenblatt ansehen →PIC24F16KL402-E/SO
✅ Drop-In✓ Auf Lager
$1.65 / Stück
Datenblatt ansehen →PIC24F16KL402-E/SP
✅ Drop-In✓ Auf Lager
$0.98 / Stück
Datenblatt ansehen →PIC24F16KL401-I/SO
✅ Drop-In✓ Auf Lager
$1.49 / Stück
Datenblatt ansehen →PIC24F16KL401-I/ML
✅ Drop-In📋 Referenzalternative (nicht im Katalog)
PIC24F16KL401T-I/SO
✅ Drop-In✓ Auf Lager
$1.72 / Stück
Datenblatt ansehen →PIC24F16KL401-E/SS
✅ Drop-In✓ Auf Lager
$1.71 / Stück
Datenblatt ansehen →PIC24F16KA102-I/SO
✅ Drop-In✓ Auf Lager
$2.52 / Stück
Datenblatt ansehen →PIC24F16KL402-I/SO Grenzwerte & elektrische Eigenschaften
| Series | PIC XLP 24F |
| Core Processor | PIC |
| Core Size | 16-Bit |
| Maximum CPU Speed | 32 MHz |
| Program Memory Size | 16 KB (5.5K x 24 instructions) Flash |
| RAM Size | 1 KB |
| Supply Voltage Range | 1.8 V to 3.6 V |
| I/O Pins | 25 (on 28-pin variants) |
| ADC | 10-bit |
| Communication Interfaces | I2C, SPI (MSSP), UART |
| Peripherals | CCP/ECCP, Timers, RTCC, PWM |
| Betriebstemperatur | -40C to +85C (Industrial) |
| Gehäuse | 28-SOIC (0.295", 7.50 mm width) |
| Montageart | Surface Mount |
| Low Power Technology | nanoWatt XLP |
| RoHS-Status | Compliant |
PIC24F16KL402-I/SO Pin-Konfiguration
| Pin 1 | RA0 — Digital I/O / analog AN0 / ICSPDAT |
| Pin 2 | RA1 — Digital I/O / analog AN1 / ICSPCLK |
| Pin 3 | RA2 — Digital I/O / analog AN2 |
| Pin 4 | RA3 — Digital I/O / analog AN3 / VREF+ |
| Pin 5 | RA4 — Digital I/O / analog AN4 |
| Pin 6 | RA5 — Digital I/O / analog AN5 / VREF- |
| Pin 7 | RA6 — Digital I/O / oscillator |
| Pin 8 | RA7 — Digital I/O / oscillator |
| Pin 9 | VDD — Positive supply (1.8V-3.6V) |
| Pin 10 | VSS — Ground |
| Pin 11 | RB0 — Digital I/O / interrupt |
| Pin 12 | RB1 — Digital I/O |
| Pin 13 | RB2 — Digital I/O |
| Pin 14 | RB3 — Digital I/O |
| Pin 15 | RB4 — Digital I/O |
| Pin 16 | RB5 — Digital I/O |
| Pin 17 | RB6 — Digital I/O / ICSPCLK |
| Pin 18 | RB7 — Digital I/O / ICSPDAT |
| Pin 19 | RB8 — Digital I/O |
| Pin 20 | RB9 — Digital I/O |
| Pin 21 | RB10 — Digital I/O |
| Pin 22 | RB11 — Digital I/O |
| Pin 23 | RB12 — Digital I/O |
| Pin 24 | RB13 — Digital I/O |
| Pin 25 | RB14 — Digital I/O |
| Pin 26 | RB15 — Digital I/O |
| Pin 27 | AVDD — Analog positive supply |
| Pin 28 | AVSS — Analog ground |
Typische Anwendungen
PIC24F16KL402-I/SO ist geeignet für 7 Anwendungs: Battery-Powered IoT Sensor Node, Portable Medical Disposables (Testers, Inhalers), Consumer Electronic Toys and Games, Safety and Security Peripherals, Industrial Sensor Signal Conditioning, Portable GPS / Media Accessories, Portable Sports and Wearable Gear.
Battery-Powered IoT Sensor Node
The PIC24F16KL402-I/SO fits battery-powered IoT sensor nodes because its nanoWatt XLP technology delivers 150 uA/MHz run-mode current at 1.8V and nanoamp-class Sleep currents, enabling coin-cell lifetimes of 5-10 years for periodic sensing. The 16-bit 32 MHz core provides enough MIPS to run a LoRaWAN or BLE stack on top of sensor signal conditioning, while 16KB Flash fits typical node protocols with headroom. Place the part on a 28-SOIC footprint with a CR2032 or 2x AAA supply; Deep Sleep is achieved by gating the I2C/SPI MSSP bus and using RTCC wake-ups. Verify that the 1.8V minimum supports the active LO-RF or BLE radio rail (most require 1.8V or above) and budget Sleep current of 180 nA typical. For sleep-current measurements, use the source current monitor pin or ammeter to validate design against the nanoWatt XLP datasheet figure.
Empfohlen
Portable Medical Disposables (Testers, Inhalers)
The PIC24F16KL402-I/SO is ideal for portable medical disposables such as disposable spirometers, inhalers, and rapid testers, where low cost, low power, and reliable 16-bit computation matter. The 1.8-3.6V supply supports a single CR2032 or a single alkaline cell. The 10-bit ADC addresses low-resolution peak-flow or simple colorimetric sensor readouts; for finer ADC resolution, external TI/ADI amplifiers may be added. The MSSP (I2C/SPI) connects to an EEPROM for calibration data and a small OLED for user feedback. Verify the design -40C/+85C operating range covers the disposable product domain. The XLP from a CR2032 (220 mAh) can support a 30-day daily-use disposable inhaler or tester, given nanoWatt XLP Sleep current in the 100-300 nA range.
Empfohlen
Consumer Electronic Toys and Games
The PIC24F16KL402-I/SO fits consumer electronic toys and games that require LED/animation effects, sound playback, and capacitive touch or button inputs. Its 16-bit core at 32 MHz handles LED PWM (via CCP/ECCP) and simple audio sampling via MSSP-SPI to a PWM speaker. Charge-eXP pulse-width-modulated LED control addresses engine-driven visual effects; consume-eXP cycles power via Sleep mode for battery-saving idle states. Place on a 28-SOIC footprint alongside a coin-cell or Li-Po battery; Deep Sleep is achieved by gating the audio amplifier and using RTCC or button interrupt to wake in early wake-up. For sound outputs, MSSP-SPI to a small 4-bit DAC, plus I2C for keypad scan, matches the typical toy architecture. Verify pin compatibility for capacitive touch via ICSP-capable pins (RA0, RA1).
Empfohlen
Safety and Security Peripherals
The PIC24F16KL402-I/SO fits safety and security peripherals such as PIR motion sensors, glass-break detectors, and door/window contact sensors that must run for years on a single battery. The nanoWatt XLP technology enables 5-7 year operation on a single CR123A or CR2 cell, given typical duty-cycle of 1% or less. The MSSP interfaces to a low-power RF transceiver (e.g., sub-GHz or proprietary 433/868 MHz) for alarm reporting, while a 10-bit ADC samples the PIR or sensor analog front-end. CCP/ECCP can drive a small piezo buzzer for local alarm feedback. Place on a 28-SOIC footprint in a compact SMD module. For low-cost secure modes, the security mode (BOR, watchdog) ensures the design is field-reliable and tamper-resistant. Verify the -40C/+85C operating range covers the security sensor environment (typically indoor -10C to +50C).
Empfohlen
Industrial Sensor Signal Conditioning
The PIC24F16KL402-I/SO fits industrial sensor signal conditioning modules that need 16-bit computation, low power, and reliable UART/I2C/SPI links to a host PLC or sensor hub. The 32 MHz core processes DSP-friendly instructions for filtering (FIR/IIR), while the 10-bit ADC samples analog sensors with a -40C/+85C operating range covering industrial environments. Verify the 1.8V minimum does not constrain 4-20 mA loop-powered designs (typically 12V+ supply, regulated to 3.3V). The MSSP interfaces to RS485 transceivers for Modbus RTU over RS485 link, while the RTCC timestamps sensor data. Place on a 28-SOIC footprint with isolation barriers (digital isolators) for industrial bus designs. For EMC-robust industrial designs, the MSSP clock rate budget must respect the sensor data rate (often 4.8-115.2 kbaud), and the BOR/Watchdog ensures field reliability.
Empfohlen
Portable GPS / Media Accessories
The PIC24F16KL402-I/SO fits portable GPS and media accessories such as portable GPS receivers, cell phone accessories, and portable media players that require 16-bit MCU control, low power, and battery-friendly operation. The 32 MHz core and 16KB Flash fit small protocol stacks (e.g., NMEA parsing, simple media control via UART to a BT module). Place on a 28-SOIC footprint with a Li-Po battery and a boost/charger IC. For media player designs, the 10-bit ADC can read battery voltage and audio levels, while the MSSP (I2C) connects to a small OLED display and the UART connects to a BT module. Verify that the -40C/+85C operating range covers the portable device environment, and that the I/O count is sufficient for media control buttons (play/pause/volume/power button). The CCP/ECCP outputs can also drive small LED indicators.
Empfohlen
Portable Sports and Wearable Gear
The PIC24F16KL402-I/SO fits portable sports gear, fitness bands, and wearable designs that run for months on a coin cell while sampling motion sensors (e.g., 3-axis accelerometers) and reporting activity. The MSSP (I2C/SPI) interfaces to motion sensors (e.g., LIS3DH, ADXL345) over a 400 kHz I2C bus, and the 10-bit ADC samples battery voltage or simple analog sensors. The CCP/ECCP can drive a small vibration motor for haptic feedback, and RTCC wakes the device for periodic sampling. Place on a 28-SOIC footprint with a CR2032 cell; the nanoWatt XLP technology enables 6-12 month battery life for typical fitness band duty cycles (1-5% active time). Verify that the operating temperature covers the wearable use case (typically 0C to 40C for skin-contact devices). For sleep-current validation, use the nanoWatt XLP datasheet figure for the specific Sleep mode used (Sleep, Deep Sleep).
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC24F16KL402-I/SO – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC24F16KL402-I/ML | PIC24F16KL402-E/SO | PIC24F16KL401-I/SO | PIC24F16KA102-I/SO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC (0.295") | 28-QFN-SOIC (6x6 mm) | 28-SOIC (0.295") | 28-SOIC (0.295") | 28-SOIC (0.295") |
| Program Memory | 16 KB | 16 KB | 16 KB | 8 KB | 16 KB |
| RAM Size | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) |
| Operating Voltage | 1.8V - 3.6V | 1.8V - 3.6V | 1.8V - 3.6V | 1.8V - 3.6V | 1.8V - 3.6V |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| ADC | 10-bit | 10-bit | 10-bit | 10-bit | 10-bit |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP (older generation) |
Wichtigste Unterscheidungsmerkmale
- Same silicon die, narrower 28-QFN-SOIC package option (vs. PIC24F16KL402-I/ML)
- Extended temperature grade option available (vs. PIC24F16KL402-E/SO)
- Half Flash density option for cost-optimized designs (vs. PIC24F16KL401-I/SO)
Designhinweise
The PIC24F16KL402-I/SO requires a clean 1.8V-3.6V supply with low ripple for reliable nanoWatt XLP Sleep behavior. Place a 100 nF decoupling capacitor close to each VDD/VSS pair (digital pins 9, 10, 27, 28), and a bulk 1-10 uF ceramic on the main VDD rail. Avoid high-ESR electrolytics on the analog AVdd pin - use a 100 nF ceramic to prevent ADC sample glitches. For battery-powered designs, add a small (1 MOhm) external pull-up on MCLR to ensure clean Reset behavior across all Sleep modes.
Use a 4-layer PCB for industrial or motor-control designs; route analog traces (AN0-AN13) away from digital switching lines. Place the 28-SOIC footprint with pin-1 marker on the top-left per JEDEC SO-28 conventions. Keep I2C/SPI traces short (<5 cm) and use 4.7 kOhm pull-ups on SDA/SCL for 400 kHz Fast-mode operation. For RTCC crystal placement, use a guard ring and place the 32.768 kHz crystal close to the SOSC pins with short symmetric traces for accurate timekeeping.
Do not exceed 3.6V on any VDD pin - the 16-bit PIC24F MCU is NOT 5V tolerant. Use the internal BOR (Brown-Out Reset) feature to ensure defined Reset behavior at low voltage. Disable unused peripherals via PMD (Peripheral Module Disable) registers to achieve the lowest Sleep current; the nanoWatt XLP datasheet Sleep figures assume all unused peripherals are off. For ICSP programming, do not load the PGC/PGD pins (RB6/RB7) - leave them free for in-circuit programming access during production.
At maximum CPU speed (32 MHz, 3.3V, full peripherals), the PIC24F16KL402-I/SO dissipates approximately 7-10 mW, well within the 28-SOIC thermal envelope. Estimated: theta_JA of 28-SOIC is approximately 70 C/W, giving a junction temperature rise of 0.7 C above ambient at full activity - no heatsink is required. For continuous full-speed operation in an enclosed industrial environment (>50 C ambient), verify against the -40C to +85C industrial temperature range.
Compliance-Informationen
RoHS and lead-free compliant per Microchip product page; AEC-Q100 not qualified (industrial applications only); halogen-free per Microchip environmental compliance.
