PIC24F08KM202-E/SP - 16-Bit XLP MCU, 8KB Flash | Microchip
MPN： PIC24F08KM202-E/SP ✓ 啟用中PIC24F08KM202-E/SP 概覽
A microcontroller is a programmable semiconductor that integrates a processor core, memory, peripherals, and I/O into one device. The PIC24F family belongs to the broader 16-bit RISC microcontroller category and combines digital control with dedicated analog functions. PIC24F devices use the XLP platform, where XLP means eXtreme Low Power, to support designs that need efficient operation, sleep modes, and reduced energy consumption in battery-operated or intermittently powered equipment.
The principal resources of the PIC24F08KM202-E/SP include 8 KB of Flash program memory, 2 KB of RAM, and a 32 MHz CPU. Its 12-bit ADC supports analog measurements, while the 8-bit DAC provides a digital-to-analog output for control or reference signals. Integrated operational amplifiers reduce the need for separate analog ICs in suitable low-power signal-conditioning circuits, and configurable logic cells add flexible digital functions without consuming additional external components.
The PIC24F08KM202-E/SP also integrates flexible Capture/Compare/PWM modules for timing, waveform generation, and motor-control tasks. Together with the ADC, DAC, operational amplifiers, and configurable logic cells, these peripherals make the microcontroller suitable for compact systems that must sense physical variables, execute control logic, and produce analog or timing signals from a single integrated device. The 28-pin SPDIP format also supports prototyping and through-hole assembly workflows.
Typical uses include low-power sensor nodes, industrial monitoring modules, compact motor controllers, digital potentiometer systems, battery-powered instruments, and educational embedded-control platforms. For designs with modest memory requirements, the 8 KB Flash and 2 KB RAM provide a controlled firmware footprint while retaining a broad set of mixed-signal peripherals. The 32 MHz processing speed supports responsive control loops and time-sensitive peripheral operation.
When laying out a design, begin with the manufacturer pin-description and pinout tables, then assign analog inputs, power pins, oscillator connections, programming interfaces, and ground returns according to those tables. Pay particular attention to analog grounding, decoupling near the supply pins, and the required programming or debug connections. Confirm the exact operating voltage and peripheral limits against the manufacturer datasheet for the complete electrical specification.
This product page combines the device identity, package details, mixed-signal capabilities, sourcing workflow, and engineering guidance in one place. It also organizes drop-in replacement information and practical design notes to support component selection, PCB planning, firmware preparation, and prototype bring-up for PIC24F08KM202-E/SP based systems.
直接替換替代品，適用於 PIC24F08KM202-E/SP — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC24F08KM202-E/SP （相同外形與佔位） — 差異在於 Package, Product Type.
PIC24F08KM202-I/SP
✅ 直接替換聯絡詢價
查看資料表 →PIC24F08KM202-E/SP 最大額定值與電氣特性
| Product Type | 16-bit XLP microcontroller |
| Program Memory | 8 KB Flash |
| RAM | 2 KB |
| Maximum CPU Frequency | 32 MHz |
| ADC Resolution | 12 bits |
| DAC Resolution | 8 bits |
| Integrated Operational Amplifiers | Integrated |
| Capture/Compare/PWM Modules | Integrated, flexible configuration |
| Configurable Logic Cells | Integrated |
| 封裝 | 28-pin SPDIP, 0.300 in (7.62 mm) pitch |
| Supply Options | 2.5 V or 3.3 V |
| Programmable Memory Word Organization | 2.75K x 24 words |
| 安裝類型 | Through-hole |
| RoHS 狀態 | Compliant |
PIC24F08KM202-E/SP 28-pin spdip, 0.300 in (7.62 mm) pitch 腳位配置指南
PIC24F08KM202-E/SP（28-pin spdip, 0.300 in (7.62 mm) pitch 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： PIC24F08KM202-E/SP.
請參閱 資料表 以查看完整腳位配置。
典型應用
PIC24F08KM202-E/SP 適用於 6 應用s: Battery-Powered Sensor Nodes, Industrial Process Monitoring, Compact Motor and Timing Control, Digital Potentiometer and Control Systems, Educational Embedded-Control Platforms, Low-Power Data Acquisition.
Battery-Powered Sensor Nodes
The PIC24F08KM202-E/SP fits compact sensor nodes because its 16-bit PIC24F core operates at up to 32 MHz while the device belongs to Microchip’s eXtreme Low Power family. The 12-bit ADC can acquire sensor signals, while 8 KB of Flash and 2 KB of RAM support short acquisition, filtering, and communication-control tasks. Use the sleep modes, disable unused peripherals, and place the MCU and analog circuitry on the lowest practical supply voltage. A practical design should also use the integrated operational amplifier for suitable conditioning, provided its input, output, and stability limits are checked in the manufacturer datasheet.
推薦
Industrial Process Monitoring
The PIC24F08KM202-E/SP is suitable for industrial monitoring modules that combine a sensor interface with local logic and timing functions. Its 12-bit ADC provides the primary measurement path, while the integrated 8-bit DAC can generate a low-level control or test signal where its output range is acceptable. The 32 MHz processor speed supports responsive sampling and filtering, and 2 KB of RAM provides workspace for measurement data. The main engineering constraints are the limited 8 KB program-memory budget and the number of available I/O and analog pins in the 28-pin SPDIP package.
推薦
Compact Motor and Timing Control
The integrated Capture/Compare/PWM peripherals make the PIC24F08KM202-E/SP useful for small motor, valve, or precision-timing controllers. A 32 MHz CPU supports deterministic control calculations, while the Capture/Compare/PWM hardware can generate or measure timing signals without relying entirely on software polling. The 2 KB RAM is adequate for compact control state, and 8 KB of Flash can hold a focused control application. Designers should check timer channel count, pin multiplexing, output-drive limits, and whether the required motor driver needs external transistors or an integrated driver.
推薦
Digital Potentiometer and Control Systems
The PIC24F08KM202-E/SP can implement a compact digital potentiometer-style system by combining an external resistor ladder with its ADC and DAC resources. The 12-bit ADC can monitor the wiper voltage, while the 8-bit DAC or configurable logic functions can support control and test tasks. The 32 MHz core permits fast calculation of attenuation or setpoint values, and the configurable logic cells can assist with deterministic interface behavior. Component selection depends on the required ladder resolution, DAC accuracy, update rate, and whether open-loop or closed-loop control is needed.
推薦
Educational Embedded-Control Platforms
The 28-pin SPDIP package makes the PIC24F08KM202-E/SP accessible for educational prototyping, breadboard-compatible adapters, and through-hole teaching boards. Its 16-bit architecture introduces students to a PIC24F processor while keeping memory usage visible through an 8 KB Flash and 2 KB RAM budget. The 12-bit ADC, 8-bit DAC, operational amplifiers, and PWM peripherals provide a useful mix of digital and analog exercises. Instruction should include GPIO budgeting, configuration-word setup, boot sequencing, decoupling, oscillator choice, and correct use of the programming and debug interface.
推薦
Low-Power Data Acquisition
The PIC24F08KM202-E/SP supports low-power data-acquisition designs where a mixed-signal MCU must replace separate analog and control components. The 12-bit ADC handles sensor input, the 8-bit DAC can provide an excitation or test output, and the integrated operational amplifiers may assist with gain stages. A 32 MHz processing rate allows sampling control and data reduction, although the 8 KB Flash limit constrains buffering and library complexity. Select external resistors and capacitors for accuracy, maintain quiet analog routing, and verify ADC and DAC performance across the intended 2.5 V or 3.3 V operating condition.
推薦
推薦產品摘要
工程參考資料，適用於 PIC24F08KM202-E/SP — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | PIC24F08KM202-I/SP |
|---|---|---|
| Brand | Microchip Technology | Microchip Technology |
| Package | 28-pin SPDIP, 0.300 in (7.62 mm) pitch | 28-pin SPDIP |
| Architecture | 16-bit PIC24F | 16-bit PIC24F |
| Flash Program Memory | 8 KB | 8 KB |
| RAM | 2 KB | 2 KB |
| Maximum CPU Frequency | 32 MHz | 32 MHz |
| ADC Resolution | 12 bits | 12 bits |
| DAC Resolution | 8 bits | 8 bits |
| Temperature Grade | -E grade | -I grade |
| Integrated Analog Features | 12-bit ADC, 8-bit DAC, operational amplifiers, configurable logic cells | 12-bit ADC, 8-bit DAC, operational amplifiers, configurable logic cells |
主要差異化特點
- Combines a 16-bit processor with multiple integrated analog blocks (對比PIC24F08KM202-I/SP)
- Matches the common industrial-grade footprint while preserving core resources (對比PIC24F08KM202-I/SP)
- Supports compact mixed-signal designs without a separate 8-bit MCU (對比PIC24F08KM202-I/SP)
設計說明
Route the 28-pin SPDIP footprint according to the manufacturer package drawing and preserve the 0.300 in (7.62 mm) lead pitch. Place the MCU close to the analog inputs and external decoupling components. Keep programming and debug access unobstructed, and provide a clean ground return for the ADC, DAC, and operational-amplifier sections.
Use the manufacturer-recommended supply and decoupling arrangement for the selected 2.5 V or 3.3 V operating condition. Place the required bulk and high-frequency bypass capacitors close to their associated supply pins, with short ground paths. Sequence sensitive analog rails when necessary and avoid allowing peripheral output states to drive an analog node during startup.
Do not treat the 8 KB Flash limit as negligible: linker placement, configuration words, interrupt-vector requirements, and library code all affect the final image. Likewise, verify each multiplexed peripheral assignment against the pin-description table. A function may exist on the device without being available on the specific 28-pin package position you selected.
At 32 MHz with active analog and digital peripherals, estimate the average dissipation from the actual supply voltage and measured operating current before defining the enclosure thermal budget. Through-hole PCB copper improves heat spreading, but it does not remove the need for an ambient-temperature margin. Verify that the selected -E grade and the assembled board remain within the device’s operating limits.
Keep ADC inputs short, protect them from switching-node coupling, and return analog grounds using a layout that minimizes shared copper impedance. Place input and DAC output filtering components near the relevant pins. If the operational amplifier drives a capacitive load, confirm stability and output-swing limits from the manufacturer datasheet rather than relying on general low-power characteristics.
合規資訊
RoHS compliance is stated for the PIC24F08KM202-E/SP. No additional REACH, lead-free, halogen-free, conflict-minerals, or automotive-qualification conclusion is made.
