PIC24F08KL201T-I/MQ - 8KB Flash 16-bit MCU, VQFN-20 | Microchip
MPN: PIC24F08KL201T-I/MQ ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.57 | $25.70 |
| 100 | $2.28 | $228.00 |
| 500 | $2.02 | $1,010.00 |
| 1,000 | $1.78 | $1,780.00 |
PIC24F08KL201T-I/MQ Overview
Key features include 8 KB self-programmable Flash, 512 bytes SRAM, a 10-bit ADC, MSSP for I2C/SPI, a CCP module, and nanoWatt XLP technology for eXtreme Low Power consumption. The PIC24F08KL201 uses a 16-bit modified Harvard architecture with 24-bit instruction words, giving it significantly more per-instruction throughput than 8-bit PIC18 parts at the same clock rate. The VQFN-20 (MQ) package with exposed pad maximizes PCB thermal dissipation and minimizes footprint.
Typical applications include battery-powered sensor nodes, low-cost IoT end nodes, consumer electronics HMI controllers, and small motor-driver interfaces. The 'T' suffix indicates Tape & Reel packaging for high-volume assembly, and the 'I' indicates the industrial -40C to +85C operating range. The integrated peripherals (10-bit ADC, MSSP, CCP, timers) let designers replace multiple external components with a single chip.
When designing with this device, route the exposed pad directly to a solid ground plane for thermal relief, decouple VDD with a 100 nF + 1 uF pair within 5 mm of the pins, and reserve the ICSP/PGD/PGC pins for in-circuit programming access. The internal RC oscillator eliminates external crystal cost but adds +/-2% frequency tolerance for UART timing-critical links.
This page synthesizes distributor pricing, drop-in alternatives drawn from the same VQFN-20 Microchip footprint, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for PIC24F08KL201T-I/MQ — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with PIC24F08KL201T-I/MQ (same form factor and footprint) — differing in Package, ADC, Core Architecture, Program Memory (Flash), I/O Pins.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24F08KL201-I/MQ
✅ Drop-In✓ In Stock
$0.85 / Unit
View Datasheet →PIC24F08KL201-E/MQ
✅ Drop-In✓ In Stock
$1.21 / Unit
View Datasheet →PIC24F08KL200T-I/MQ
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24F04KL101T-I/MQ
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$0.93 / Unit
View Datasheet →PIC24F08KA102T-I/ML
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.05 / Unit
View Datasheet →PIC24F08KL201T-I/MQ Maximum Ratings & Electrical Characteristics
| Core | PIC24F 16-bit RISC |
| Program Memory | 8 KB Flash (2.75K x 24) |
| Data Memory (SRAM) | 512 B |
| Data EEPROM | 512 B |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Operating Voltage | 3.0 V to 3.6 V |
| ADC | 10-bit |
| ADC Channels | 9 |
| Communication | 1x MSSP (I2C/SPI), 1x UART |
| Capture/Compare/PWM | 1x CCP |
| Timers | 8-bit and 16-bit |
| I/O Pins | Up to 17 |
| Package | 20-pin VQFN (MQ) 5x5 mm |
| Operating Temperature | -40C to +85C (industrial) |
| Low Power Tech | nanoWatt XLP |
| Mounting Type | Surface Mount |
| MSL Level | 1 |
| Lead-Free / RoHS | Yes / Compliant |
PIC24F08KL201T-I/MQ Pin Configuration
| Pin 1 | RA0 — Digital I/O / analog input AN0 |
| Pin 2 | RA1 — Digital I/O / analog input AN1 |
| Pin 3 | RA2 — Digital I/O / analog input AN2 / CVref- |
| Pin 4 | RA3 — Digital I/O / analog input AN3 / Vref+ |
| Pin 5 | RA4 — Digital I/O / analog input AN4 |
| Pin 6 | RA5 — Digital I/O / analog input AN5 / MCLR |
| Pin 7 | RA6 — Digital I/O / analog input AN6 |
| Pin 8 | RA7 — Digital I/O / analog input AN7 |
| Pin 9 | VSS — Ground reference |
| Pin 10 | VDD — Positive supply (3.0-3.6 V) |
| Pin 11 | RB0 — Digital I/O / interrupt-on-change / PGED3 |
| Pin 12 | RB1 — Digital I/O / interrupt-on-change |
| Pin 13 | RB2 — Digital I/O / interrupt-on-change |
| Pin 14 | RB3 — Digital I/O / interrupt-on-change |
| Pin 15 | RB4 — Digital I/O / interrupt-on-change / PGC3 |
| Pin 16 | RB5 — Digital I/O / interrupt-on-change |
| Pin 17 | RB6 — Digital I/O / interrupt-on-change / ICSPCLK |
| Pin 18 | RB7 — Digital I/O / interrupt-on-change / ICSPDAT |
| Pin 19 | RC0 — Digital I/O |
| Pin 20 | VSS — Ground reference / exposed pad |
Typical Applications
PIC24F08KL201T-I/MQ is suitable for 6 applications: Battery-Powered Wireless Sensor Endpoints, Low-Cost Consumer Electronics HMI, Industrial Sensor Transmitters, Small Motor Control and Driver Interfaces, IoT Smart Home Edge Devices, Portable Medical Monitoring Devices.
Battery-Powered Wireless Sensor Endpoints
The PIC24F08KL201T-I/MQ is well-suited for battery-powered wireless sensor endpoints where every microwaste-to-milliwatt matters. nanoWatt XLP technology provides sub-uA sleep currents that extend coin-cell life to several years, while the 32 MHz / 16 MIPS core gives enough throughput to run protocol stacks such as LoRaWAN, Bluetooth LE, or Zigbee MAC layers. The 10-bit ADC with 9 input channels supports direct interface with analog sensors (temperature, humidity, gas) without external signal conditioning. The 8 KB Flash holds a complete RTOS-aware application with sensor drivers, MAC, and security. Compared with 8-bit PIC18F alternatives, the 16-bit datapath executes signal-processing tasks in roughly half the clock cycles, reducing active-mode energy per measurement and extending battery life.
Recommended
Low-Cost Consumer Electronics HMI
For human-machine interface applications (small appliances, toys, remote controls, low-end wearables), the PIC24F08KL201T-I/MQ integrates the compute, I/O, and ADC in a single chip that replaces multiple discrete components. The 17 GPIOs drive LED indicators, segmented LCDs via external charge-pump, or capacitive touch buttons through firmware. The MSSP peripheral supports I2C or SPI master operation for sensors and display drivers, while the UART supports debug output or wireless module communication. The 8 KB Flash accommodates menu navigation, button debounce logic, and state-machine control. The 5x5 mm VQFN footprint keeps the BOM cost and PCB area minimal, critical for cost-sensitive consumer products with aggressive target BOMs under USD 5.
Recommended
Industrial Sensor Transmitters
The PIC24F08KL201T-I/MQ is ideal for 4-20 mA loop-powered or 24 V industrial sensor transmitters requiring industrial temperature range, deterministic response, and robust peripherals. Its 10-bit ADC with 9 channels can read multiple sensor inputs (pressure, flow, temperature) for multi-variable transmitters. The MSSP drives I2C peripherals such as EEPROM calibration storage or digital front-end chips. nanoWatt XLP technology lets the device operate from harvested energy or run continuously in 4-20 mA loops within the 3.0-3.6 V rail. Industrial -40C to +85C rating covers most factory environments. For higher-temperature applications the E-grade (PIC24F08KL201-E/MQ) variant extends operation to +125C with the same pinout for direct substitution.
Recommended
Small Motor Control and Driver Interfaces
The PIC24F08KL201T-I/MQ handles small brushed DC motor control, stepper pulse generation, or fan-speed regulation through its CCP module, which provides PWM outputs for MOSFET driver stages. The 10-bit ADC reads back current shunt or back-EMF for closed-loop control. The 32 MHz core runs basic PID loops with cycle times below 100 us, suitable for fans, small pumps, and solenoid control. The 5x5 mm VQFN package fits easily into compact motor-control PCBs next to gate drivers. For higher-performance motor control with field-oriented control or sensorless algorithms, designers can migrate to PIC24EP32MC204 (70 MIPS, motor-control PWMs) on a pin-compatible footprint family.
Recommended
IoT Smart Home Edge Devices
For smart-home edge devices such as door sensors, leak detectors, smart plugs, and BLE beacons, the PIC24F08KL201T-I/MQ offers the right balance of low cost, low power, and integrated peripherals. Its nanoWatt XLP sleep currents (<1 uA typical with RTC running) enable multi-year battery life in door/window sensors. The MSSP supports I2C sensors, while the UART connects to common BLE or sub-GHz radio modules. The 10-bit ADC reads analog sensors such as LDR or thermistor directly. Its 8 KB Flash accommodates a complete IoT device firmware stack including wireless MAC, security, OTA bootloader, and application logic. The 20-pin VQFN footprint is ideal for coin-cell-powered miniaturized designs.
Recommended
Portable Medical Monitoring Devices
In portable medical and wellness monitoring devices (glucometers, pulse oximeters, wearable patches, single-use diagnostic cartridges), the PIC24F08KL201T-I/MQ provides deterministic 16-bit performance for sensor signal conditioning and reliable I/O control. The 10-bit ADC reads photodiode or electrochemical sensor outputs with sufficient resolution for pulse-oximetry or colorimetric assays. The MSSP drives I2C peripherals (AFE, display, EEPROM). Low-power nanoWatt XLP modes preserve battery life between measurements, extending patient use time. The industrial -40C to +85C rating covers body-temperature operation. While not AEC-Q100 qualified, this device is appropriate for consumer wellness devices; for FDA-regulated designs the PIC24F08KL201-E/MQ (extended temperature) and dedicated medical-grade parts should be evaluated.
Recommended
Recommended Products Summary
Engineering reference data for PIC24F08KL201T-I/MQ — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24F08KL201-I/MQ | PIC24F08KL201-E/MQ | PIC24F08KL200T-I/MQ | PIC24F04KL101T-I/MQ | PIC24F08KA102T-I/ML |
|---|---|---|---|---|---|---|
| Package | VQFN-20 (MQ) 5x5 mm | VQFN-20 (MQ) 5x5 mm - same | VQFN-20 (MQ) 5x5 mm - same | VQFN-20 (MQ) 5x5 mm - same | VQFN-20 (MQ) 5x5 mm - same | VQFN-20 (ML) 5x5 mm - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 8 KB | 8 KB | 8 KB | 4 KB | 4 KB | 16 KB |
| SRAM | 512 B | 512 B | 512 B | 512 B | 256 B | 512 B |
| Max 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 | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +85C (I grade) |
| ADC | 10-bit, 9 channels | 10-bit, 9 channels | 10-bit, 9 channels | 10-bit, 9 channels | 10-bit, 9 channels | 10-bit, 12 channels |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP | nanoWatt XLP |
Key Differentiators
- Tape-and-reel packaging for high-volume automated assembly (vs PIC24F08KL201-I/MQ)
- Extended temperature range option on same footprint (vs PIC24F08KL201-E/MQ)
- 8 KB Flash gives ~2x code headroom over KL200 family (vs PIC24F08KL200T-I/MQ)
- nanoWatt XLP gives sub-uA sleep for battery applications (vs PIC24F08KA102T-I/ML)
Design Notes
Solder the VQFN-20 exposed thermal pad directly to a continuous PCB ground plane using an array of thermal vias for heat dissipation. Place 100 nF + 1 uF decoupling capacitors within 5 mm of the VDD and VSS pins. Keep the MCLR line short and avoid routing it near switching signals to prevent spurious resets. Route the ICSP/PGD/PGC pins to a dedicated programming header to enable in-circuit firmware updates during prototyping and field service.
Power the PIC24F08KL201T-I/MQ from a stable 3.3 V rail within 3.0-3.6 V. The internal 8 MHz HFINTOSC multiplied by the 4x PLL reaches 32 MHz with +/-2% accuracy - acceptable for UART timing below 115200 baud but not for higher baud rates without auto-baud calibration. For low-power designs use Sleep mode with WDT or RTC wake to achieve sub-uA quiescent current; confirm RTC is sourced from the 31 kHz LFINTOSC and not HFINTOSC to minimize sleep current.
Do not leave the MCLR pin floating - tie it to VDD through a 10 kOhm pullup resistor or directly drive it from the supervisor. Avoid exceeding 5 mA source/sink per I/O pin (per-pin DC current limit); aggregate I/O current must stay below 200 mA to prevent permanent damage. When migrating code from PIC18F to PIC24F08KL201, account for 24-bit instruction word differences and updated SFR addresses; Microchip MPLAB XC16 compiler handles this transparently with proper configuration bits.
Route analog signals (ADC inputs) away from digital switching traces and high-current paths. Use a separate analog ground island tied to the main ground at a single point near the MCU. For I2C bus pullups, place 4.7 kOhm resistors close to the MCU side and verify pullup strength against total bus capacitance including slave devices and trace length. ESP32, MCP3421, and similar I2C peripherals below 400 kHz typically work reliably with 4.7 kOhm pullups.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified (industrial grade only). Halogen-free per Microchip material declaration.
