PIC24FV08KM101-I/SO - 16-bit 32MHz 8KB Flash MCU | Microchip
MPN: PIC24FV08KM101-I/SO ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $2.38 | $2.38 |
| 10 | $2.16 | $21.60 |
| 100 | $1.92 | $192.00 |
| 500 | $1.74 | $870.00 |
| 1,000 | $1.55 | $1,550.00 |
PIC24FV08KM101-I/SO Overview
A 16-bit PIC microcontroller is a Harvard-architecture device with separate program and data buses, executing instructions in a single cycle (except branches) via a modified RISC core with DSP-oriented features. The PIC24F family sits within Microchip's broader microcontroller taxonomy: microcontroller -> 16-bit MCU -> PIC24 -> PIC24F -> XLP KM series. Compared with 8-bit PIC16/PIC18 parts, the PIC24 offers higher computational throughput, richer peripherals, and richer DSP support while retaining the same MPLAB X development ecosystem.
Key features include 16 MIPS performance at 32MHz, 1KB RAM, Configurable Logic Cell (CLC) blocks, multiple Capture/Compare/PWM (MCCP/SCCP) modules, comparators, op amps, and a 12-bit ADC. XLP technology typically delivers sleep currents in the tens of nanoamps, making the part suited for battery-powered applications. The wide 2.0V-5.5V operating range removes the need for separate 3V/5V part numbers in many designs.
The architecture uses a 24-bit instruction word with 16-bit data paths and an 8-deep hardware stack. Two address generation units and DSP-class MAC instructions allow efficient signal processing in motor control, lighting, and sensor conditioning. The CLC peripheral lets designers route internal signals to combinational logic gates without external glue logic.
Typical applications include low-power IoT sensor nodes, battery-powered portable instrumentation, consumer white goods, digital power supply control loops, LED lighting controllers, and automotive body/sensor modules. Designers choose this part when 5V tolerance and 3V battery operation must coexist on a single PCB.
When designing with this MCU, observe the 2.0V-5.5V supply range and add bulk + decoupling capacitors (1uF + 0.1uF) near the AVDD/VDD pins. The CLC, MCCP, and 12-bit ADC blocks should be configured in MPLAB X IDE using the MPLAB Code Configurator (MCC) plugin to avoid register-level pitfalls.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives across the PIC24F KM family, and practical low-power design notes that are not assembled in the manufacturer datasheet.
Drop-in alternatives for PIC24FV08KM101-I/SO — 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 PIC24FV08KM101-I/SO (same form factor and footprint) — differing in Package, ADC, Comparators, Program Memory (Flash), Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
PIC24FV08KM101-I/P
✅ Drop-In✓ In Stock
$1.82 / Unit
View Datasheet →PIC24FV08KM101-I/SS
✅ Drop-In✓ In Stock
$1.34 / Unit
View Datasheet →PIC24FV08KM101T-I/SO
✅ Drop-In✓ In Stock
$1.49 / Unit
View Datasheet →PIC24FV08KM202-I/SO
✅ Drop-In✓ In Stock
$1.92 / Unit
View Datasheet →PIC24F08KM101-I/SO
✅ Drop-In✓ In Stock
$1.25 / Unit
View Datasheet →PIC24FJ64GA002-I/SO
✅ Drop-In✓ In Stock
$3.78 / Unit
View Datasheet →PIC24FV08KM101-I/SO Maximum Ratings & Electrical Characteristics
| Core | PIC24F 16-bit RISC, modified Harvard |
| Operating Frequency | 32 MHz max (16 MIPS) |
| Program Memory (Flash) | 8 KB (2.75K x 24 words) |
| RAM | 1 KB (1024 bytes) |
| Operating Voltage Range | 2.0 V to 5.5 V (FV variant) |
| ADC | 12-bit, up to 16 channels |
| Comparators | Yes (internal) |
| Op Amps | Yes (internal) |
| Configurable Logic Cell (CLC) | Yes |
| CCP/CCP Modules | MCCP and SCCP modules |
| Timers | Multiple 16-bit timer modules |
| Watchdog Timer | Yes |
| Communication | I2C, SPI, UART |
| Package | 20-pin SOIC (SO) |
| Mounting Type | Surface Mount |
| Operating Temperature | -40C to +85C (industrial) |
| Technology Family | PIC24F XLP KM |
| RoHS Status | Compliant |
PIC24FV08KM101-I/SO Pin Configuration
| Pin 1 | RA0 — Digital I/O / analog input AN0 / CVREF- |
| Pin 2 | RA1 — Digital I/O / analog input AN1 / CVREF+ |
| Pin 3 | RA2 — Digital I/O / analog input AN2 / op-amp output 1 |
| Pin 4 | RA3 — Digital I/O / analog input AN3 / op-amp inverting input 1 |
| Pin 5 | RA4 — Digital I/O / analog input AN4 / op-amp non-inverting input 1 |
| Pin 6 | RA5 — Digital I/O / analog input AN5 / CLC input |
| Pin 7 | RA6 — Digital I/O / oscillator output |
| Pin 8 | RA7 — Digital I/O / oscillator input |
| Pin 9 | VSS — Ground reference |
| Pin 10 | VDD — Positive supply voltage (2.0V-5.5V) |
| Pin 11 | RB0 — Digital I/O / analog input AN6 / CLC output |
| Pin 12 | RB1 — Digital I/O / analog input AN7 / comparator input |
| Pin 13 | RB2 — Digital I/O / analog input AN8 / comparator reference |
| Pin 14 | RB3 — Digital I/O / analog input AN9 |
| Pin 15 | RB4 — Digital I/O / analog input AN10 / SDA |
| Pin 16 | RB5 — Digital I/O / analog input AN11 / SCL |
| Pin 17 | RB6 — Digital I/O / ICSPCLK / PGC |
| Pin 18 | RB7 — Digital I/O / ICSPDAT / PGD |
| Pin 19 | VSS — Ground reference (auxiliary) |
| Pin 20 | AVDD — Analog positive supply voltage |
Typical Applications
PIC24FV08KM101-I/SO is suitable for 7 applications: Battery-Powered IoT Sensor Nodes, Portable Medical and Health Devices, Industrial Sensor Conditioning, LED Lighting Controllers, Consumer White Goods and Appliances, Automotive Body and Sensor Modules, Digital Power Supply Control.
Battery-Powered IoT Sensor Nodes
The PIC24FV08KM101-I/SO is engineered for battery-powered IoT sensor nodes where its nanoWatt XLP™ technology typically delivers sleep currents in the tens of nanoamps, enabling multi-year coin-cell lifetimes. The 2.0V-5.5V FV voltage range allows direct connection to Li-ion, alkaline, or USB 5V supplies without external regulators, reducing BOM cost. Its 12-bit ADC with up to 16 channels can digitize thermistor, humidity, and gas sensor outputs simultaneously, while the 8 KB Flash accommodates MQTT-SN or BLE beacon firmware stacks. The integrated CLC peripheral lets designers route internal timers and ADC triggers to combinational logic without external gates, saving PCB area. At 32 MHz the core wakes, samples, transmits, and returns to sleep quickly enough to keep average system current below 50 uA in typical duty-cycled operation.
Recommended
Portable Medical and Health Devices
The PIC24FV08KM101-I/SO fits portable medical devices such as pulse oximeters, blood-pressure cuffs, and glucose meters where low power, integrated analog, and 5V tolerance matter most. Its integrated op amps drive the photodiode transimpedance front-end of a pulse-ox sensor without external amplifiers, while the comparators implement hardware battery-low detection. The 12-bit ADC at 200 ksps captures PPG waveforms with sufficient resolution for SpO2 calculation. Operating from a single Li-ion cell at 3.7V nominal, the FV voltage range supports both charging (4.2V) and end-of-discharge (3.0V) without part change. The XLP sleep modes extend battery life between measurements, an essential feature for handheld diagnostic equipment.
Recommended
Industrial Sensor Conditioning
In industrial sensor conditioning applications the PIC24FV08KM101-I/SO serves as both signal processor and data aggregator. Its integrated op amps condition 4-20 mA current loops and bridge sensors, while the 12-bit ADC digitizes strain gauge and pressure transducer outputs with 0.024% FS resolution. The 2.0V-5.5V supply range tolerates industrial 24V rails stepped down to 5V or 3.3V, and the -40C to +85C industrial temperature grade handles factory floor environments. The CCP/PWM modules can drive analog front-end power gating and the CLC peripheral implements safety interlocks. RS-485 modules connect the MCU to plant networks using UART and a half-duplex transceiver.
Recommended
LED Lighting Controllers
The PIC24FV08KM101-I/SO drives dimmable LED lighting controllers where its PWM modules provide 16-bit resolution dimming without flicker, and the integrated comparators sense zero-cross of AC mains for TRIAC-compatible dimmer emulation. The FV voltage range allows direct 5V or 3.3V operation from the LED driver's auxiliary rail. The 12-bit ADC monitors LED current via a sense resistor and feeds a closed-loop PID controller running in firmware. Configurable Logic Cell blocks create fault-detection logic that latches the PWM off on over-current, protecting both LED strings and the driver stage.
Recommended
Consumer White Goods and Appliances
In consumer white goods such as coffee machines, washing machines, and microwave ovens, the PIC24FV08KM101-I/SO functions as the main controller thanks to its combination of motor-control PWM, integrated op amps for sensor conditioning, and low-cost SOIC-20 packaging. The wide 2.0V-5.5V operation allows the same part to be used across 3.3V and 5V product variants, simplifying SKU management. The CLC peripheral implements safety logic for door-latch interlocks and over-temperature protection without external glue logic. 8 KB Flash and 1 KB RAM are sufficient for user-interface state machines, PID control loops, and basic diagnostic logging.
Recommended
Automotive Body and Sensor Modules
The PIC24FV08KM101-I/SO serves automotive body and sensor modules where 5V tolerance, low quiescent current, and small footprint are required for BCM sub-modules such as seat controllers, mirror adjusters, and ambient light sensors. Although not AEC-Q100 qualified, the part operates reliably in cabin environments at the -40C to +85C industrial range. The integrated comparators interface directly to 12V automotive rails via resistor dividers, and the 12-bit ADC reads photodiodes, thermistors, and Hall-effect sensors. CAN or LIN connectivity is added via external transceivers driven by the MCU's UART or CCP modules. The XLP sleep mode enables key-off quiescent currents below 100 uA.
Recommended
Digital Power Supply Control
The PIC24FV08KM101-I/SO is well-suited to digital power supply control loops where its 32 MHz performance runs PID compensation at 100 kHz switching frequencies while leaving headroom for housekeeping. The integrated comparators implement peak-current-mode control and cycle-by-cycle current limiting without external ICs. The 12-bit ADC samples output voltage and current sense signals, while the CCP/PWM modules generate the gate drive waveforms with programmable dead-band. The 2.0V-5.5V supply range allows the MCU to be powered from the converter's auxiliary winding or a 3.3V housekeeping rail, supporting both isolated and non-isolated topologies.
Recommended
Recommended Products Summary
Engineering reference data for PIC24FV08KM101-I/SO — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PIC24FV08KM101-I/P | PIC24FV08KM101-I/SS | PIC24FV08KM202-I/SO | PIC24F08KM101-I/SO |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | SOIC-20 (SO) | PDIP-20 | SSOP-20 | SOIC-20 (SO) | SOIC-20 (SO) |
| Operating Voltage Range | 2.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V | 2.0V to 5.5V | 1.8V to 3.6V |
| Flash Memory | 8 KB | 8 KB | 8 KB | 16 KB | 8 KB |
| RAM | 1 KB | 1 KB | 1 KB | 2 KB | 1 KB |
| Core Frequency | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS | 32 MHz / 16 MIPS |
| ADC | 12-bit, up to 16 channels | 12-bit, up to 16 channels | 12-bit, up to 16 channels | 12-bit, up to 16 channels | 12-bit, up to 16 channels |
| Integrated Op Amps | Yes | Yes | Yes | Yes | Yes |
| CLC | Yes | Yes | Yes | Yes | Yes |
| RoHS | Compliant | Compliant | Compliant | Compliant | Compliant |
Key Differentiators
- Wider voltage range covers both 3V and 5V rails (vs PIC24F08KM101-I/SO)
- Same SOIC-20 footprint doubles Flash/RAM for future-proofing (vs PIC24FV08KM202-I/SO)
- PDIP option simplifies breadboarding and prototyping (vs PIC24FV08KM101-I/P)
- SSOP-20 option for size-constrained designs (vs PIC24FV08KM101-I/SS)
Design Notes
Place a 1 uF bulk decoupling capacitor and a 100 nF ceramic decoupling capacitor as close as possible to the VDD pin (pin 10) to suppress switching transients from the digital core. The analog AVDD pin (pin 20) should also have its own 1 uF + 100 nF pair, with the trace from VDD to AVDD short to minimize analog supply noise. The XLP sleep current of typical 20 nA in deep sleep applies only when all I/O are configured as analog inputs and the ADC is disabled.
Route the ICSP clock (PGC, pin 17) and data (PGD, pin 18) traces to the programming header with a ground guard trace on both sides, and place the connector within 100 mm of the MCU to ensure robust in-circuit programming across temperature. When using the SOIC-20 package, leave a 5 mm copper pour under the part connected to VSS to act as a thermal sink and ground reference for analog inputs; this also stabilizes ADC readings at 200 ksps.
Do not exceed the maximum VDD of 5.5V even briefly during transients - add a TVS diode or Zener clamp on the supply rail if the input comes from an external connector. When migrating from PIC24F08KM101 (3V only) to the PIC24FV08KM101-I/SO, verify that any 5V peripheral on a shared bus has proper level shifting because the FV part's I/O pins tolerate 5V input while in 3.3V mode, but output high level may be below 5V. Also, ensure the unused analog pins are configured as digital outputs or analog inputs (not floating) to avoid ADC noise pickup.
The internal op amps are unbuffered at the pin level and should be followed by a low-pass RC filter if driving an external load. When using the CLC blocks to route PWM outputs to fault logic, add a small RC filter on the CLC output pin to debounce glitches shorter than the configured dead-band. For UART communications above 115200 bps, place a series 100 ohm resistor near the TX pin to dampen ringing on long PCB traces.
Compliance Information
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - choose PIC24F KM AEC-Q100 grade parts for automotive. Halogen-free status not explicitly stated in available data.
