PIC24F08KL201-E/MQ - 16-bit MCU, 8KB Flash, 32MHz | Microchip
MPN: PIC24F08KL201-E/MQ ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.18 | $2.18 |
| 10 | $1.96 | $19.60 |
| 100 | $1.62 | $162.00 |
| 500 | $1.38 | $690.00 |
| 1,000 | $1.21 | $1,210.00 |
PIC24F08KL201-E/MQ Overview
A PIC24F 16-bit microcontroller is a member of the high-performance 16-bit MCU family that sits between 8-bit PIC18 microcontrollers and 32-bit PIC32 devices. PIC24F parts combine a modified Harvard architecture, a 16-bit wide datapath, and DSP-friendly instructions with peripheral sets inherited from the PIC18 family, enabling straightforward migration of legacy 8-bit firmware while gaining an order of magnitude more compute throughput. Within the PIC24F series, the KL low-power sub-family extends XLP nanoWatt technology for energy-harvesting, battery-backed IoT, and consumer products that must hold a battery for months or years.
Key differentiating specifications include 8 KB self-programmable Flash (2.75K × 24 organization), 512 bytes SRAM, 10-bit ADC with up to 9 channels, one analog comparator, one MSSP supporting I²C and SPI, one UART, three 16-bit timers, and a Capture/Compare/PWM (CCP) module. The MSSP/CCP peripheral reuse from PIC18 means existing C and assembly code from PIC18 designs can be ported with minimal rework.
Architecturally, the device uses a 16-bit modified Harvard core with a 24-bit instruction word. The KL sub-family optimizes for low power with hardware-assisted idle/doze modes and peripheral modules that can run independently of the CPU. The integrated 16 MHz internal RC oscillator with PLL to 32 MHz eliminates an external crystal in many cost-sensitive designs.
Typical applications include low-cost consumer electronics such as remote controls, small appliances, IoT sensor nodes, battery-powered instrumentation, and home automation peripherals. The small 20-pin VQFN footprint also suits wearable devices and compact sensor modules where PCB area is constrained.
When designing with this part, evaluate whether 8 KB of Flash and 512 B of SRAM are sufficient for your application, as the KL family offers limited headroom for code growth. Ensure the exposed pad is soldered to a sufficient copper pour for thermal dissipation and ground integrity.
This page synthesizes distributor pricing, drop-in alternative inventory, and practical design notes not consolidated on a single manufacturer page.
Drop-in alternatives for PIC24F08KL201-E/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 PIC24F08KL201-E/MQ (same form factor and footprint) — differing in ADC, Package, Program Memory (Flash), Core Architecture, Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24F08KL201-I/MQ
✅ Drop-In✓ In Stock
$0.85 / Unit
View Datasheet →PIC24F08KL200-E/MQ
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24F08KL301-E/MQ
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24F08KA102-I/MQ
✅ Drop-In📋 Reference alternative (not in catalog)
PIC24F04KL101-E/MQ
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.05 / Unit
View Datasheet →PIC24F08KL201-I/ST
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
PIC24F08KL201-E/MQ Maximum Ratings & Electrical Characteristics
| Core Architecture | PIC24F 16-bit RISC modified Harvard |
| Instruction Set Width | 24-bit |
| Maximum CPU Speed | 32 MHz (16 MIPS) |
| Program Memory (Flash) | 8 KB (2.75K x 24) |
| Data Memory (SRAM) | 512 B |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| ADC | 10-bit, up to 9 channels |
| Comparators | 1 analog comparator |
| MSSP (I2C/SPI) | 1 |
| UART | 1 |
| Timers (16-bit) | 3 (T1, T2, T3) |
| CCP Module | 1 |
| I/O Pins | up to 17 (multiplexed) |
| Low-Power Technology | nanoWatt XLP |
| Operating Temperature (E suffix) | -40 C to +125 C (extended) |
| Package | 20-pin VQFN (5x5 mm) with exposed pad |
| Mounting Type | Surface Mount |
| RoHS Status | Compliant |
PIC24F08KL201-E/MQ Pin Configuration
| Pin 1 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
| Pin 2 | RA0 — Port A bit 0 / analog AN0 |
| Pin 3 | RA1 — Port A bit 1 / analog AN1 |
| Pin 4 | RA2 — Port A bit 2 / analog AN2 |
| Pin 5 | RA3 — Port A bit 3 / analog AN3 |
| Pin 6 | RA4 — Port A bit 4 / analog AN4 |
| Pin 7 | RA5 — Port A bit 5 / analog AN5 |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1 — Crystal oscillator input or external clock |
| Pin 10 | OSC2 — Crystal oscillator output |
| Pin 11 | RB0 — Port B bit 0 / analog AN6 |
| Pin 12 | RB1 — Port B bit 1 / analog AN7 |
| Pin 13 | RB2 — Port B bit 2 / analog AN8 |
| Pin 14 | RB3 — Port B bit 3 |
| Pin 15 | RB4 — Port B bit 4 |
| Pin 16 | RB5 — Port B bit 5 |
| Pin 17 | RB6 — Port B bit 6 / ICSP PGEC |
| Pin 18 | RB7 — Port B bit 7 / ICSP PGED |
| Pin 19 | RA6 — Port A bit 6 / MCLR (input only) |
| Pin 20 | RA7 — Port A bit 7 |
| Pin 21 | EP — Exposed thermal pad (must be soldered to PCB ground) |
Typical Applications
PIC24F08KL201-E/MQ is suitable for 6 applications: Battery-Powered IoT Sensor Node, Remote Control / Consumer HMI, Industrial Sensor and Transmitter, Small Appliance and White Goods Control, Wearable Health and Fitness Band, Hobbyist / Educational Development Platform.
Battery-Powered IoT Sensor Node
The PIC24F08KL201-E/MQ's nanoWatt XLP technology and 1.5 µA typical deep-sleep current make it a strong fit for battery-powered IoT sensor nodes that must hold a coin-cell or AA battery for one to three years. The 16 MIPS core runs sensor-fusion math and event-driven wakes quickly enough that active-mode energy dominates only briefly, while the 10-bit ADC with up to 9 channels captures temperature, humidity, and battery voltage in a single scan. Placed at the heart of an environmental sensor node with an external SPI radio, it keeps the system in sleep most of the time and wakes only on threshold-crossing interrupts. The 1.8 V minimum also supports direct connection to a 1.5 V boost regulator output without a separate LDO.
Recommended
Remote Control / Consumer HMI
With 16 MIPS performance, a Capture/Compare/PWM module, and an analog comparator, the PIC24F08KL201-E/MQ fits cost-sensitive remote-control and consumer HMI applications such as TV remotes, smart-home keypads, and small appliances. The PWM module drives IR LEDs or haptic feedback buzzers directly from the device, eliminating an external driver. The MSSP (I²C/SPI) talks to display controllers or capacitive touch sensors, while the UART connects to a Bluetooth Low Energy module. The 5x5 mm VQFN-20 keeps the PCB footprint tiny enough to fit inside a slim remote enclosure.
Recommended
Industrial Sensor and Transmitter
The PIC24F08KL201-E/MQ's extended -40 C to +125 C temperature range (E grade) makes it suitable for industrial 4-20 mA loop-powered transmitters and panel-mount sensors. The 10-bit ADC digitizes a bridge sensor or 4-20 mA receiver with adequate resolution, while the analog comparator performs window detection for alarm outputs. The MSSP runs Modbus RTU over UART or interfaces to an external EEPROM for calibration storage. The 1.8 V to 3.6 V supply tolerates wide loop-compliance variations, and the 5x5 mm VQFN-20 with exposed pad provides solid thermal performance in sealed enclosures.
Recommended
Small Appliance and White Goods Control
The PIC24F08KL201-E/MQ is well suited for small appliances such as coffee makers, air purifiers, and countertop kitchen devices that require a 16-bit MCU with PWM, ADC, and UART for less than USD 1.50 at volume. The CCP module drives TRIAC phase-angle control for heater regulation, while the ADC reads temperature from a thermistor bridge. The UART exposes a service-diagnostic port, and the MSSP drives an LED or character-LCD display. The KL201's nanoWatt XLP modes allow the appliance to draw negligible standby power between uses, helping meet energy-star and ErP requirements.
Recommended
Wearable Health and Fitness Band
The PIC24F08KL201-E/MQ's tiny 5x5 mm VQFN-20 footprint, low 1.8 V minimum supply, and XLP deep-sleep below 1.5 µA typical make it a strong candidate for fitness bands, smart watches, and continuous-wear health patches. The PIC24F core processes step-counting and motion-classification firmware quickly enough to keep the accelerometer's duty cycle below 1 percent, preserving battery. The 10-bit ADC digitizes heart-rate or SpO2 photodiode signals through an external analog front end, while the analog comparator performs threshold-based wake-up on motion events.
Recommended
Hobbyist / Educational Development Platform
The PIC24F08KL201-E/MQ is a popular target for university embedded-systems courses and hobbyist projects because the 16 MIPS core is fast enough for real-time control experiments, while the 8 KB Flash constraint encourages good coding discipline. The MPLAB X IDE with the free XC16 compiler supports the device natively, and the PICkit 4 programmer/debugger attaches via the ICSP pins. The MSSP, UART, CCP, and ADC cover every common peripheral topic in a typical embedded course, and the 20-pin VQFN-20 is small enough to fit on a 0.5 inch breadboard-compatible breakout board.
Recommended
Recommended Products Summary
Engineering reference data for PIC24F08KL201-E/MQ — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24F08KL201-I/MQ | PIC24F08KL200-E/MQ | PIC24F08KA102-I/MQ | PIC24F04KL101-E/MQ | PIC24F08KL301-E/MQ |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 20-VQFN (5x5) | 20-VQFN (5x5) - same | 20-VQFN (5x5) - same | 20-VQFN (5x5) - same | 20-VQFN (5x5) - same | 20-VQFN (5x5) - same |
| Flash Memory | 8 KB | 8 KB | 8 KB | 8 KB | 4 KB | 8 KB |
| SRAM | 512 B | 512 B | 512 B | 512 B | 256 B | 1 KB |
| Maximum Clock | 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 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 |
| Temperature Grade | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +125 C (E) | -40 C to +125 C (E) |
| ADC | 10-bit, 9 ch | 10-bit, 9 ch | 10-bit, 9 ch | 10-bit, 9 ch | 10-bit, 7 ch | 10-bit, 12 ch |
| CCP Module | 1 | 1 | 0 | 1 | 1 | 2 |
Key Differentiators
- PIC24F core with PIC18 peripheral reuse enables easy firmware migration while doubling compute throughput (vs PIC18F25K50 (PIC18 8-bit core))
- nanoWatt XLP deep-sleep current below 1.5 µA typical extends battery life (vs PIC24F16KA102-I/MQ)
- Includes analog comparator AND CCP module in this memory tier (vs PIC24F08KL200-E/MQ)
Design Notes
The 20-pin VQFN-5x5 package uses an exposed thermal pad (pin 21) that MUST be soldered to the PCB ground pour for both electrical grounding and thermal dissipation. Although the PIC24F08KL201's low active current (typically 7 mA at 32 MHz and 3.3 V) produces only modest self-heating, failing to solder the EP pad can result in erratic operation at high ambient temperatures or under heavy I/O switching loads. Reference designators recommend at least 4 thermal vias in the EP pad to the inner ground plane.
Decouple VDD with a 100 nF ceramic capacitor placed within 3 mm of the VDD pin and a bulk 4.7 µF or 10 µF tantalum/ceramic at the board's power entry. For nanoWatt XLP designs, add a 10 µF bulk capacitor on the regulator output to handle peak transmit currents when paired with a radio module. The on-chip voltage regulator does not require external analog/digital core supply pins.
Keep the OSC1/OSC2 crystal traces short and symmetric, with a ground guard ring around the crystal pins to reduce EMI coupling. When using the internal 16 MHz RC oscillator with PLL (32 MHz), OSC1/OSC2 can be repurposed as general-purpose I/O. Place the ICSP PGEC/PGED lines (RB6/RB7) on accessible test pads so a PICkit 4 can attach without removing components; route them away from switching signals to avoid noise coupling during debug.
Do not exceed the absolute maximum VDD of 4.0 V or drop below 1.6 V; the device includes a brown-out reset (BOR) but prolonged operation outside the recommended range can corrupt Flash. Verify the MCLR pin is either tied to VDD through a 10 kΩ resistor or driven by an external supervisor; floating MCLR causes erratic resets. When migrating from PIC18 to PIC24F, remember that PIC24F uses 24-bit instruction words and Flash is organized as 2.75K × 24, so byte-addressed PIC18 libraries need re-compilation under XC16.
Compliance Information
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified; for AEC-Q100 grade, select PIC24F08KL201-E/MQ with PPAP documentation through Microchip. Lead-free and halogen-free per Microchip environmental compliance data.
