PIC24F04KL101-I/P - 16-Bit 32MHz 4KB Flash MCU | Microchip
Teilenummer: PIC24F04KL101-I/P ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $1.42 | $1,42 |
| 10 | $1.18 | $11,80 |
| 100 | $0.95 | $95,00 |
| 500 | $0.84 | $420,00 |
| 1.000 | $0.76 | $760,00 |
PIC24F04KL101-I/P Übersicht
A 16-bit microcontroller (MCU) is a programmable processor core with an internal data bus twice the width of a classical 8-bit MCU, delivering higher throughput, larger addressable memory, and more capable arithmetic for sensor-fusion, control, and communication tasks. Within the broader semiconductor hierarchy, the PIC24F04KL101 belongs to the microcontroller category, itself a subfamily of microprocessors and digital logic ICs. The “PIC® XLP™” family label is Microchip’s branding for nanoWatt eXtreme Low Power technology, combining aggressive sleep currents, multiple idle modes, and peripheral activity gating to minimize energy in battery-powered designs.
Key features include 4 KB Flash with self-programmability, 512 bytes SRAM, configurable 31 kHz internal low-power RC oscillator, and an internal 8 MHz / 32 MHz oscillator block that drives the 32 MHz core. The 20-pin DIP package offers breadboard-friendly accessibility for prototyping and education. Integrated peripherals cover a 10-bit ADC, multiple timers, MSSP (I²C/SPI), CCP/ECCP for PWM, comparators, and up to 15 general-purpose I/O pins. RTCC, deep sleep, and ULP wake sources support battery-backed IoT endpoints.
Typical applications include consumer white goods, low-cost sensor interfaces, portable health and wellness accessories, intelligent thermostats, general-purpose remote controls, and 16-bit migration paths from legacy PIC18 designs. Designers typically choose this MCU when cost dominates and 8 KB or more of Flash is unnecessary. Operate from 1.8 V to 3.6 V; use a 10 µF + 0.1 µF decoupling network near VDD/AVDD/VSS/AVSS to meet the ADC and POR specifications listed in the manufacturer datasheet. This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes that complement, but do not substitute for, the official datasheet.
Drop-in-Alternativen für PIC24F04KL101-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 PIC24F04KL101-I/P (gleiche Bauform und Footprint) – abweichend in Package, ADC, Timers, Program Memory (Flash), MSL Level.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
PIC24F04KL100-I/P
✅ Drop-In✓ Auf Lager
$1.55 / Stück
Datenblatt ansehen →PIC24F04KL100T-I/ST
✅ Drop-In✓ Auf Lager
$1.05 / Stück
Datenblatt ansehen →PIC24F04KL100-E/P
✅ Drop-In✓ Auf Lager
$1.38 / Stück
Datenblatt ansehen →PIC24F04KL101-E/SO
✅ Drop-In✓ Auf Lager
$1.05 / Stück
Datenblatt ansehen →PIC24F04KL101-E/MQ
✅ Drop-In✓ Auf Lager
$1.05 / Stück
Datenblatt ansehen →PIC24F04KA201-I/SS
✅ Drop-In✓ Auf Lager
$1.67 / Stück
Datenblatt ansehen →PIC24F04KA201-I/SO
✅ Drop-In✓ Auf Lager
$1.78 / Stück
Datenblatt ansehen →PIC24F04KL101-I/P Grenzwerte & elektrische Eigenschaften
| Architecture | 16-bit PIC® XLP™ (PIC24F) Modified Harvard |
| Core Performance | 16 MIPS at 32 MHz |
| Program Flash | 4 KB (1.375K x 24 instruction words) |
| Data SRAM | 512 B |
| Operating Frequency | 32 MHz max internal oscillator |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| Betriebstemperatur | -40 °C to +85 °C (Industrial) |
| I/O Pins | Up to 15 GPIOs |
| ADC | 10-bit, up to 9 channels (varies with package) |
| MSSP Module | I²C + SPI (PIC18-compatible) |
| CCP/ECCP | 1 module for PWM / Capture / Compare |
| Timers | Multiple 16-bit Timer1, plus 8/16-bit options |
| Comparators | Yes (dual comparators) |
| RTCC / Deep Sleep | Yes (nanoWatt XLP) |
| Gehäuse | 20-pin PDIP (I/P) |
| Montageart | Through-Hole (DIP) |
| MSL-Level | 1 (unsealed DIP) |
| Lead-Free / RoHS | Compliant (Pb-free matte-tin lead finish) |
PIC24F04KL101-I/P Pin-Konfiguration
| Pin 1 | MCLR — Master Clear (reset) input, active low; programming voltage input |
| Pin 2 | RA0 — Port A bit 0; analog AN0 / VREF+ capable |
| Pin 3 | RA1 — Port A bit 1; analog AN1 capable |
| Pin 4 | RA2 — Port A bit 2; analog AN2 capable |
| Pin 5 | RA3 — Port A bit 3; analog AN3 capable |
| Pin 6 | RA4 — Port A bit 4; analog AN4 capable |
| Pin 7 | RA6 — Port A bit 6; OSC2 / CLKO optional |
| Pin 8 | RA7 — Port A bit 7; OSC1 / CLKI optional |
| Pin 9 | VSS — Ground reference |
| Pin 10 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
| Pin 11 | RB4 — Port B bit 4; SDA1 I²C data |
| Pin 12 | RB5 — Port B bit 5; SCL1 I²C clock |
| Pin 13 | RB6 — Port B bit 6; PGC ICSP™ clock input |
| Pin 14 | RB7 — Port B bit 7; PGD ICSP™ data I/O |
| Pin 15 | RB8 — Port B bit 8; CCP1 / SCL2 optional |
| Pin 16 | RB9 — Port B bit 9; CCP2 / SDA2 optional |
| Pin 17 | RB10 — Port B bit 10; analog AN10 capable |
| Pin 18 | RB11 — Port B bit 11; analog AN11 capable |
| Pin 19 | RB12 — Port B bit 12; analog AN12 capable |
| Pin 20 | RB13 — Port B bit 13; analog AN13 capable |
Typische Anwendungen
PIC24F04KL101-I/P ist geeignet für 6 Anwendungs: Consumer White Goods and Small Appliances, Battery-Operated IoT Sensor Nodes, Industrial Sensor and Control Modules, Migration Path from 8-bit PIC18 Designs, Low-Cost Educational and Hobby Electronics, Portable Health and Wellness Wearables.
Consumer White Goods and Small Appliances
The PIC24F04KL101-I/P is a cost-effective 16-bit MCU for white-goods control boards where 8-bit performance is insufficient and a 32-pin footprint is unaffordable. Its nanoWatt XLP idle currents (sub-µA deep sleep) and 4 KB Flash suit refrigerator defrost timers, washing-machine motor control loops, and induction-cooktop keypad scans. The MSSP module drives I²C temperature sensors and EEPROM while the CCP/ECCP provides 16-bit PWM for TRIAC phase-angle control. Compared with a 32-MHz 8-bit PIC18 alternative, the KL101 doubles throughput at the same clock, allowing sensor fusion plus display refresh in a single MCU. The 20-pin PDIP form factor accelerates breadboarding and low-volume unit test fixtures.
Empfohlen
Battery-Operated IoT Sensor Nodes
The PIC24F04KL101-I/P targets coin-cell and 2×AA battery sensors where nanoWatt XLP deep sleep (sub-100 nA typical) extends service life to multi-year horizons. Its integrated 10-bit ADC, dual comparators, and RTCC wake-from-RTCC eliminate external components. Combined with the 31 kHz internal low-power oscillator for sleep, and 32 MHz on demand for radio bursts, the KL101 achieves duty-cycled energy profiles below 50 µA average. The MSSP provides I²C master control for sensors like temperature, humidity, or accelerometers. The 4 KB Flash hosts TLS-lite or LoRaWAN MAC stacks for sub-1 GHz radios; 512 B SRAM is sufficient for short data bursts before TX. Industrial temperature rating supports outdoor enclosures.
Empfohlen
Industrial Sensor and Control Modules
The PIC24F04KL101-I/P serves as a low-cost PLC-style signal conditioner for 4–20 mA loops, RTD/thermistor front-ends, and opto-isolated digital I/O. Its 16-bit math outperforms 8-bit MCUs in linearization routines for thermocouples and load cells, while 4 KB Flash accommodates a Kalman-filter style estimator. The 32 MHz core handles closed-loop PID at 1 kHz control rate without taxing the CPU. Industrial -40°C to +85°C rating and 1.8 V to 3.6 V supply tolerate 24V-loop-derived rails. Through-hole PDIP packaging is ideal for ruggedized modules that are field-serviceable with sockets; ICSP™ pins allow field firmware updates via PICkit 4.
Empfohlen
Migration Path from 8-bit PIC18 Designs
The PIC24F04KL101-I/P is engineered as a drop-in upgrade for PIC18 designs that have outgrown 8-bit performance. Both share MSSP (I²C/SPI), CCP/ECCP, and a similar register layout, simplifying firmware port from PIC18F to PIC24F using the Microchip MPLAB® Code Configurator. The 20-pin PDIP footprint matches legacy boards, allowing in-place migration. A 16 MIPS core runs ADC scans and PWM updates in parallel without DMA, while 4 KB Flash accommodates modest protocol stacks like Modbus RTU slave or LIN. Compared with PIC18F46K22 designs, the KL101 provides 2× the throughput at lower power and 16-bit native multiplication.
Empfohlen
Low-Cost Educational and Hobby Electronics
The PIC24F04KL101-I/P is breadboard-friendly thanks to its 20-pin PDIP package, standard 0.1-inch pin pitch, and ICSP™ pins routed for direct PICkit™ 4 connection without adapter boards. University and maker curricula can teach 16-bit embedded C, interrupt-driven design, and nanoWatt XLP using the same chip. 4 KB Flash holds substantial sample programs while 512 B SRAM demonstrates memory-constrained techniques. The industrial temperature rating lets students prototype for outdoor or vehicle projects. Free MPLAB® X IDE and XC16 compiler reduce entry cost, and Microchip’s application notes provide lab-ready peripheral code.
Empfohlen
Portable Health and Wellness Wearables
The PIC24F04KL101-I/P powers simple fitness bands, heart-rate patches, and pulse-oximetry accessories where deep-sleep nanoWatt XLP modes and 16-bit ADC resolution deliver clinical-grade measurements. The 10-bit ADC is adequate for photoplethysmography (PPG) front-ends with current-mirror drivers, while 16-bit math implements real-time heart-rate variability (HRV) on 4 KB of Flash. Sleep current below 100 nA extends coin-cell life past one year with weekly charge cycles. The MSSP drives I²C sensors (accelerometer, temperature) and BLE modules. Through-hole PDIP simplifies assembly at prototype scale; transition to SOIC-20/QFN-20 (PIC24F04KL101-E/SO or PIC24F04KL101-E/MQ) for production.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für PIC24F04KL101-I/P – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | PIC24F04KL100-I/P | PIC24F04KL100T-I/ST | PIC24F04KL100-E/P | PIC24F04KL101-E/SO | PIC24F04KL101-E/MQ |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-pin PDIP (I/P) | 20-pin PDIP - same | 20-pin TSSOP - same footprint family | 20-pin PDIP - same | 20-pin SOIC - same footprint family | 20-pin QFN - same footprint family |
| Program Flash | 4 KB | 1 KB | 1 KB | 1 KB | 4 KB | 4 KB |
| SRAM | 512 B | 512 B | 512 B | 512 B | 512 B | 512 B |
| CPU Speed | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| Operating Temperature | -40 °C to +85 °C (Industrial) | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +125 °C (Extended) | -40 °C to +125 °C (Extended) | -40 °C to +125 °C (Extended) |
| Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| MSSP (I²C/SPI) | Yes (PIC18-compatible) | Yes (PIC18-compatible) | Yes (PIC18-compatible) | Yes (PIC18-compatible) | Yes (PIC18-compatible) | Yes (PIC18-compatible) |
| nanoWatt XLP | Yes | Yes | Yes | Yes | Yes | Yes |
| Unit Price @ 100 pcs | $0.95 (as of 2026-09-29) | $0.85 typical | $0.80 typical | $0.95 typical | $0.90 typical | $0.92 typical |
Wichtigste Unterscheidungsmerkmale
- Lowest-cost 16-bit 20-pin PDIP option from Microchip (vs. PIC24F04KL100-I/P)
- PIC18-compatible MSSP and CCP peripherals ease migration (vs. PIC24F04KA201-I/SS)
- Surface-mount siblings available without firmware changes (vs. PIC24F04KL101-E/SO / PIC24F04KL101-E/MQ)
Designhinweise
The PIC24F04KL101-I/P requires a 10 µF bulk capacitor plus a 0.1 µF ceramic decoupling capacitor placed within 5 mm of the VDD (pin 10) and VSS (pin 9) pins. A separate 0.1 µF decoupling on AVDD (when present) prevents ADC noise coupling. Use a low-ESR tantalum or ceramic bulk; aluminum electrolytic is acceptable but adds ESR noise into the BOR reference. Always include bulk + bypass on every MCU supply pin even if not explicitly listed in the schematic.
Place a 4.7 kΩ to 10 kΩ pull-up on MCLR (pin 1) to VDD through a 100 Ω series resistor to limit inrush during in-circuit serial programming. Route ICSP™ pins PGC (pin 13) and PGD (pin 14) with short traces and a 100 Ω series damping resistor to reduce programming-port ringing. Reserve a ground guard around the ICSP footprint to isolate programming signals from analog ADC inputs. Verify trace impedance matches the PICkit™ 4 driver to avoid debug errors at 32 MHz.
Avoid using the internal 31 kHz LF oscillator as the primary clock for ADC sampling without first enabling the PLL and switching to a 32 MHz source - LF mode accuracy (±0.2%) can drift and corrupt ADC readings. Do not enable the on-chip pull-ups on I²C SCL/SDA pins; use external 4.7 kΩ pull-ups to a clean VDD rail for reliable multi-master I²C. Ensure the configuration words set the WDT, BOR, and IESO bits correctly; an unset WDT can mask infinite-loop bugs during field deployment.
When routing the analog AN0–AN4 inputs, surround them with a ground guard trace tied to AGND (typically a separate ground island returning to VSS at one point). Keep digital switching signals (CCP PWM outputs) at least 3 mm from analog traces to minimize capacitive coupling. For ADC measurements below 100 Hz, enable the ADC Sample-and-Hold Acquisition Delay; for measurements above 1 kHz, use the auto-conversion feature. Always perform a system-level offset/gain calibration in firmware after power-on.
Compliance-Informationen
RoHS/REACH-compliant per Microchip product page. Not AEC-Q100 qualified - use automotive-grade PIC24F 'E' variants if extended temperature is required. Lead-free matte-tin finish on PDIP leads.
