PIC24F08KM204-E/MV - 16-bit XLP MCU, 8KB Flash, 48-UQFN | Microchip
MPN: PIC24F08KM204-E/MV ✓ Hoạt độngPIC24F08KM204-E/MV Tóm tắt
What is a PIC24F XLP microcontroller? PIC24F is Microchip's 16-bit Modified Harvard MCU family, positioned between 8-bit PIC16/PIC18 and 32-bit PIC32 in the broader microcontroller taxonomy: microcontroller -> 16-bit MCU -> DSC (Digital Signal Controller) -> embedded processor. The XLP designation adds ultra-low-power sleep currents and multiple low-power operating modes (Sleep, Doze, Idle, Low-Voltage Sleep) targeted at IoT edge nodes, wearables, and remote sensors. A rich analog and digital peripheral set allows the PIC24F08KM204 to replace multi-chip analog front-ends with a single MCU.
Key differentiating features include a 12-bit ADC with up to 500 ksps throughput, an 8-bit DAC, dual operational amplifiers (op amps) usable as on-chip signal conditioning stages, multiple analog comparators, and dedicated peripherals for sensor interfacing. Flexible Capture/Compare/PWM (MCCP/SCCP) modules deliver motor-control and timing capability, and the Configurable Logic Cell (CLC) provides hardware-state-machine glue logic that offloads the CPU. Communication peripherals include I2C, SPI, UART/USART with LIN and IrDA support, simplifying connection to sensors, RF transceivers, and LIN-based automotive body networks.
The PIC24F08KM204 is fabricated on an advanced low-power CMOS process and operates from 1.8 V to 3.6 V. Its nanoWatt XLP technology delivers sleep currents in the nanoampere range and integrated power management with multiple oscillator sources (internal 8 MHz, 32 kHz, and PLL). The architecture provides deterministic interrupt latency, hardware DMA, and a 16 x 16-bit single-cycle multiplier that supports efficient DSP-like routines in C, easing the development of sensor-fusion and signal-processing applications at the edge.
Typical applications include IoT sensor nodes, battery-powered wearables, low-power medical monitoring, automotive body-electronics (via LIN), industrial sensor transmitters, and portable consumer devices. The combination of integrated op amps, comparators, and DAC on a single die lets designers implement complete analog signal chains without external analog ICs, reducing BOM cost and PCB footprint.
Designers should note that migrating between PIC24F KM-family variants primarily involves pin-count and memory-size adjustments, so code investment is portable across the family. Use Microchip's MPLAB X IDE and the free XC16 compiler for development; the PIC24F08KM204-E/MV integrates with the MPLAB Code Configurator (MCC) for rapid peripheral setup. Always consult the device-specific silicon errata document and reference the latest datasheet for silicon revision-specific behavior.
This page synthesizes distributor pricing, package-level drop-in alternatives, and practical design notes not found in the manufacturer datasheet, plus comparison data against competing 16-bit MCU families to accelerate your design selection.
Bộ thay thế dễ dàng lắp đặt cho PIC24F08KM204-E/MV — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC24F08KM204-E/MV (cùng hình factor và footprint) — khác nhau ở Package, Program Memory (Flash), Core Architecture, ADC, Operating Temperature Range.
PIC24F16KM204-I/MV
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC24F08KM202-E/MV
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC24FV08KM204-E/MV
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24EP64GP204-I/MV
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC24EP512GP204-I/MV
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC24F08KM204-E/MV Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC 16-bit Modified Harvard |
| Family | PIC24F KM (XLP eXtreme Low Power) |
| Program Memory (Flash) | 8 KB (2.75K x 24 words) |
| Data SRAM | 2 KB |
| EEPROM | 512 bytes |
| Maximum CPU Clock | 32 MHz |
| Operating Voltage Range | 1.8 V to 3.6 V |
| Hộp | 48-pin UQFN (6 x 6 mm) |
| Kiểu lắp đặt | Surface Mount |
| Khoảng nhiệt độ hoạt động | -40 °C to +125 °C (E suffix = extended grade) |
| ADC | 12-bit, up to 500 ksps |
| DAC | 8-bit |
| Operational Amplifiers | 2 on-chip op amps |
| Analog Comparators | Yes (multiple) |
| PWM Modules | MCCP + SCCP (Capture/Compare/PWM) |
| Configurable Logic Cell (CLC) | Yes |
| Communication Peripherals | I2C, SPI, UART/USART (LIN, IrDA) |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC24F08KM204-E/MV
| Chân 1 | RA0 — PORTA analog/digital I/O pin 0 |
| Chân 2 | RA1 — PORTA analog/digital I/O pin 1 |
| Chân 3 | RA2 — PORTA analog/digital I/O pin 2 |
| Chân 4 | RA3 — PORTA analog/digital I/O pin 3 |
| Chân 5 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
| Chân 6 | VSS — Ground reference |
| Chân 7 | RA4 — PORTA analog/digital I/O pin 4 |
| Chân 8 | RA5 — PORTA analog/digital I/O pin 5 |
| Chân 9 | RA6 — PORTA analog/digital I/O pin 6 |
| Chân 10 | RA7 — PORTA analog/digital I/O pin 7 |
| Chân 11 | RB0 — PORTB I/O pin 0 |
| Chân 12 | RB1 — PORTB I/O pin 1 |
| Chân 13 | RB2 — PORTB I/O pin 2 |
| Chân 14 | RB3 — PORTB I/O pin 3 |
| Chân 15 | RB4 — PORTB I/O pin 4 |
| Chân 16 | RB5 — PORTB I/O pin 5 |
| Chân 17 | RB6 — PORTB I/O pin 6 |
| Chân 18 | RB7 — PORTB I/O pin 7 |
| Chân 19 | RC0 — PORTC I/O pin 0 |
| Chân 20 | RC1 — PORTC I/O pin 1 |
| Chân 21 | RC2 — PORTC I/O pin 2 |
| Chân 22 | RC3 — PORTC I/O pin 3 |
| Chân 23 | RC4 — PORTC I/O pin 4 |
| Chân 24 | RC5 — PORTC I/O pin 5 |
| Chân 25 | RC6 — PORTC I/O pin 6 |
| Chân 26 | RC7 — PORTC I/O pin 7 |
| Chân 27 | RC8 — PORTC I/O pin 8 |
| Chân 28 | RC9 — PORTC I/O pin 9 |
| Chân 29 | VDD — Positive supply voltage |
| Chân 30 | VSS — Ground reference |
| Chân 31 | OSC1 — External oscillator input / crystal connection |
| Chân 32 | OSC2 — External oscillator output / crystal connection |
| Chân 33 | RD0 — PORTD I/O pin 0 |
| Chân 34 | RD1 — PORTD I/O pin 1 |
| Chân 35 | RD2 — PORTD I/O pin 2 |
| Chân 36 | RD3 — PORTD I/O pin 3 |
| Chân 37 | RD4 — PORTD I/O pin 4 |
| Chân 38 | RD5 — PORTD I/O pin 5 |
| Chân 39 | RD6 — PORTD I/O pin 6 |
| Chân 40 | RD7 — PORTD I/O pin 7 |
| Chân 41 | RE0 — PORTE I/O pin 0 |
| Chân 42 | RE1 — PORTE I/O pin 1 |
| Chân 43 | RE2 — PORTE I/O pin 2 |
| Chân 44 | RE3 — PORTE I/O pin 3 |
| Chân 45 | RE4 — PORTE I/O pin 4 |
| Chân 46 | RE5 — PORTE I/O pin 5 |
| Chân 47 | RF0 — PORTF I/O pin 0 |
| Chân 48 | RF1 — PORTF I/O pin 1 / EP (exposed pad) |
Ứng dụng tiêu biểu
PIC24F08KM204-E/MV phù hợp cho 6 Áp dụngs: Battery-Powered IoT Sensor Node, Wearable Health Monitoring Device, Automotive LIN Bus Body Electronics, Industrial Sensor Transmitter (4-20 mA Loop), Low-Power Portable Consumer Device, Smart Home Edge Sensor / Lighting Controller.
Battery-Powered IoT Sensor Node
The PIC24F08KM204-E/MV's XLP nanoWatt technology delivers sleep currents in the nanoampere range, enabling multi-year battery life in IoT sensor nodes. The on-chip 12-bit ADC at up to 500 ksps and integrated dual op amps allow direct conditioning of sensor signals such as thermistors, load cells, and electrochemical cells without external analog ICs, reducing BOM cost. With 8 KB Flash and 2 KB RAM, the MCU runs lightweight wireless protocol stacks (LoRaWAN, Zigbee, or proprietary sub-GHz) on the 32 MHz / 16 MIPS core. The 48-UQFN (6x6 mm) footprint suits small sensor PCBs. Pair with a sub-GHz transceiver like the Microchip MRF89XA for a complete long-range IoT node; use Sleep + RTCC modes to extend coin-cell life.
Được đề xuất
Wearable Health Monitoring Device
The PIC24F08KM204-E/MV's integrated dual op amps, 12-bit ADC, 8-bit DAC, and analog comparators create a complete analog front end for wearable health devices such as heart-rate, SpO2, and ECG patches. The 'E' suffix extends the operating temperature to +125 °C, suitable for skin-contact thermal rise, while the 1.8 V to 3.6 V input range supports Li-ion and coin-cell batteries. With 8 KB Flash, the MCU fits lightweight biosignal processing (peak detection, R-R interval) directly on chip, eliminating an external DSP. The 48-UQFN package fits thin wearable form factors. Pair with an Analog Devices AD8232 analog front-end for ECG, or use the on-chip op amps for simpler pulse oximetry signal chains.
Được đề xuất
Automotive LIN Bus Body Electronics
The PIC24F08KM204-E/MV integrates LIN-compatible UART/USART peripherals and supports the LIN 2.x protocol stack, ideal for automotive body-electronics nodes such as door modules, seat controllers, mirror adjusters, and ambient lighting. The -40 °C to +125 °C extended temperature range meets automotive Grade-1 ambient requirements, while the 32 MHz CPU runs LIN slave scheduling plus application logic in real time. The 48-UQFN (6x6 mm) footprint fits space-constrained ECUs. The on-chip 12-bit ADC reads position sensors; the MCCP/SCCP modules drive small PWM-controlled actuators. For AEC-Q100 qualified variants, see Microchip's automotive PIC24F catalog; standard 'E' parts are commonly used in non-safety automotive body nodes.
Được đề xuất
Industrial Sensor Transmitter (4-20 mA Loop)
Use the PIC24F08KM204-E/MV as the digital core of an industrial 4-20 mA loop-powered sensor transmitter for pressure, flow, or level measurement. The on-chip 12-bit ADC digitizes sensor inputs, the integrated op amps amplify bridge or RTD signals, and the 8-bit DAC plus PWM generates the 4-20 mA loop current via a current-output stage. The extended -40 °C to +125 °C temperature grade handles industrial environments. With 8 KB Flash, the MCU runs linearization, calibration, and HART or IO-Link protocol stacks. The 48-UQFN footprint fits small DIN-rail transmitter housings. Pair with an HART modem IC, the DAC output, and an ADC for full two-wire loop-powered operation.
Được đề xuất
Low-Power Portable Consumer Device
The PIC24F08KM204-E/MV suits portable consumer products such as fitness bands, electronic shelf labels, smart remote controls, and BLE beacons, where the XLP nanoWatt sleep modes extend battery life to months or years. The 32 MHz CPU delivers responsive UI updates, while 2 KB RAM supports display buffers or BLE stack fragments. The 12-bit ADC drives battery voltage monitoring, and the CLC (Configurable Logic Cell) implements custom glue logic without external gates. The 48-UQFN package fits thin consumer enclosures. Pair with a low-energy BLE module such as the RN4870 for Bluetooth connectivity, and use the on-chip DAC to drive a piezo buzzer for haptic feedback.
Được đề xuất
Smart Home Edge Sensor / Lighting Controller
The PIC24F08KM204-E/MV's integrated op amps, comparators, and PWM modules make it a natural fit for smart-home edge nodes such as occupancy sensors, ambient light controllers, and dimmable LED drivers. The 12-bit ADC reads photocells or PIR sensors, while the MCCP/SCCP PWM modules drive MOSFETs for LED dimming. With 8 KB Flash, the MCU runs simple rule logic and Z-Wave, Zigbee, or proprietary wireless stacks. The 1.8 V to 3.6 V input range supports direct battery or USB-power operation. Pair with an LED driver IC for high-current strings, or drive low-current indicator LEDs directly from GPIO. The 48-UQFN footprint fits in-wall smart-switch boxes.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24F08KM204-E/MV — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC24F16KM204-I/MV | PIC24F08KM202-E/MV | PIC24FV08KM204-E/MV | PIC24EP64GP204-I/MV |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-pin UQFN (6x6 mm) | 48-pin UQFN (6x6 mm) - same | 48-pin UQFN (6x6 mm) - same | 48-pin UQFN (6x6 mm) - same | 48-pin UQFN (MV) - same |
| Flash Program Memory | 8 KB | 16 KB) | 8 KB | 8 KB (5V tolerant I/O) | 64 KB |
| SRAM | 2 KB | 2 KB | 2 KB | 2 KB | 8 KB |
| Maximum CPU Speed | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 32 MHz (16 MIPS) | 70 MHz (70 MIPS) |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.0 V to 5.5 V | 3.0 V to 3.6 V |
| On-chip Op Amps | 2 | 2 | 2 (fewer peripherals) | 2 | 0 (no on-chip op amps) |
| ADC | 12-bit, 500 ksps | 12-bit, 500 ksps | 12-bit | 12-bit, 500 ksps | 12-bit, 1.1 Msps |
| XLP nanoWatt Sleep Modes | Yes (Sleep, Doze, Idle) | Yes (Sleep, Doze, Idle) | Yes | Yes | Limited (higher-performance core, less optimized for low power) |
Bảo phân biệt quan trọng
- On-chip dual operational amplifiers eliminate external analog ICs (vsPIC24EP64GP204-I/MV)
- XLP nanoWatt technology for sub-100 nA sleep current (vsPIC24EP512GP204-I/MV)
- PIC24F08KM202 same-footprint cost-down path (vsPIC24F08KM202-E/MV)
Ghi chú thiết kế
The PIC24F08KM204-E/MV's XLP nanoWatt technology supports multiple low-power modes: Sleep, Doze, and Idle. To achieve the lowest sleep current (~20 nA typical per the datasheet), disable all peripherals via PMDx registers before entering Sleep, switch to the secondary low-power oscillator (SOSC) for RTCC, and ensure all unused I/O are configured as outputs driving low. Use the on-chip LVD (Low-Voltage Detect) to wake the MCU on battery-voltage thresholds. For battery-powered designs, place a 100 nF decoupling cap adjacent to every VDD/VSS pair on the UQFN package to minimize switching transients on wake-up.
The 48-UQFN (6x6 mm) package exposes a thermal pad (EP) on its underside that MUST be soldered to the PCB ground plane for thermal dissipation and electrical reference. Use an array of thermal vias (0.3 mm drill, 0.6 mm pitch) under the EP to a dedicated ground island on the inner PCB layer. Place decoupling capacitors (100 nF and 1 µF) as close as possible to each VDD/VSS pair. Route high-speed signals (SPI, UART at >1 MHz) with 50 Ω controlled impedance, and keep analog traces short and away from switching nodes to preserve ADC SNR at 500 ksps throughput.
Estimated: when migrating firmware between PIC24F KM family variants (PIC24F08KM202 vs PIC24F08KM204 vs PIC24F16KM204), always verify the peripheral pin-mapping table for the specific device, because GPIO-to-peripheral mapping differs across KM-family pin counts. Do not assume PORTB0 always maps to the same peripheral; consult the datasheet's 'Pin Diagrams' and I/O chapter. Additionally, the PIC24F08KM204's 1.8 V minimum VDD is below the typical 2.0 V brown-out reset threshold used in older PIC18 designs - configure the LVD trip point explicitly via the LVDCON register for predictable cold-boot behavior.
Route the analog AVdd/AVss pins from a clean LDO output filtered by ferrite beads and decoupled with 10 µF + 100 nF to preserve ADC performance. Place the analog ground plane separately from the noisy digital ground plane and connect them at a single point near the MCU AVss pin. Keep the ADC input traces short and guarded by ground pours. For mixed-signal designs using on-chip op amps, avoid routing digital signals (SPI CLK, PWM) across the analog section of the UQFN-48 layout, because the UQFN-48 die is compact and on-chip coupling can degrade analog SNR.
Thông tin tuân thủ
RoHS and REACH compliance per Microchip product page. AEC-Q100 qualification not listed for the standard 'E' grade; automotive safety applications should consult Microchip's automotive-grade PIC24F catalog. Lead-free (Pb-free) reflow profile per JEDEC J-STD-020.
