PIC24HJ128GP202T-I/MM - 40 MIPS 16-bit MCU, 128KB Flash | Microchip
MPN: PIC24HJ128GP202T-I/MM ✓ Hoạt độngPIC24HJ128GP202T-I/MM Tóm tắt
What is a PIC24H 16-bit microcontroller? The PIC24H is a high-performance 16-bit MCU family from Microchip Technology that occupies the mid-range position between the 8-bit PIC18 and the 32-bit PIC32MX. Architecturally, a PIC24H combines a 16-bit data path with a 24-bit instruction word, giving it code density comparable to 32-bit cores while keeping interrupt latency predictable for hard real-time control loops. The PIC24H family is also pin-compatible with the dsPIC33F DSC family, so a designer can migrate to DSP extensions by simply swapping the chip.
Key features of the PIC24HJ128GP202T-I/MM include the 40 MIPS core, an integrated 12-bit A/D converter with up to 10 channels, multiple communication peripherals (UART, SPI, I2C), and a 16-bit timer/capture/compare module. The -I suffix indicates the industrial temperature grade of -40C to +85C. The QFN-S 28 package is the smallest 28-pin option in this family and exposes a thermal pad for improved heat spreading in space-constrained layouts.
Technically, the device operates from a single 3.0-3.6V supply and supports up to 16 MIPS at 3.0V, scaling to 40 MIPS at 3.3V. It includes a JTAG programming/debug interface and uses Microchip's ICSP (In-Circuit Serial Programming) for in-field firmware updates. The combination of high throughput, large memory and rich analog/digital peripherals makes it suitable for closed-loop control, motor drive front ends, and sensor processing.
Typical applications include motor control (BLDC and PMSM), industrial automation and sensor hubs, advanced sensing front ends, switched-mode power supply control, and embedded data acquisition. The wide peripheral mix and 5V-tolerant digital inputs make it a strong fit for mixed-signal industrial boards.
When designing with this part, plan the PCB layout so that the exposed pad on the QFN package is soldered to a copper pour. Do not exceed 3.6V on VDD; although the digital inputs are 5V-tolerant, the supply must remain within the 3.0-3.6V window for the analog blocks to meet datasheet performance.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes beyond what is found in the manufacturer datasheet alone, giving procurement and design engineers a single reference for the PIC24HJ128GP202T-I/MM.
Bộ thay thế dễ dàng lắp đặt cho PIC24HJ128GP202T-I/MM — 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 PIC24HJ128GP202T-I/MM (cùng hình factor và footprint) — khác nhau ở Core Architecture, Package, Operating Temperature, ADC, Program Memory (Flash).
PIC24HJ128GP202-I/MM
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24HJ128GP202-I/SO
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24HJ128GP202-E/SO
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128MC802-I/MM
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ64MC802-I/MM
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC24HJ128GP202T-I/MM Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC24H 16-bit modified Harvard RISC |
| Maximum CPU Speed | 40 MIPS at 3.3V |
| Program Memory (Flash) | 128 KB (43K x 24 words) |
| Data RAM | 8 KB |
| Supply Voltage (VDD) | 3.0 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +85 C (Industrial, -I suffix) |
| Hộp | 28-QFN-S (6x6 mm) with exposed pad |
| Số chân | 28 |
| ADC | 10/12-bit, up to 10 channels |
| Communication Peripherals | UART, SPI, I2C |
| Timers | 16-bit Timer/Capture/Compare modules |
| Programming/Debug | ICSP and JTAG |
| Kiểu lắp đặt | Surface Mount (Tape & Reel) |
| Trạng thái RoHS | Compliant |
| Pin-Compatible Family | dsPIC33F family |
Cấu hình chân PIC24HJ128GP202T-I/MM
| Chân 1 | SDA/RG3 — I2C data (alternate remappable) |
| Chân 2 | RP3/RB3 — Remappable I/O |
| Chân 3 | RP2/CN22/RB2 — Remappable I/O / change notification |
| Chân 4 | RP1/CN23/RB1 — Remappable I/O / change notification |
| Chân 5 | RP0/RB0 — Remappable I/O / programming pin PGED1 |
| Chân 6 | PGEC1/RP15/RB15 — ICSP clock / remappable I/O |
| Chân 7 | VSS — Ground reference |
| Chân 8 | OSCI/RA1 — Crystal oscillator input / GPIO |
| Chân 9 | OSCO/RA0 — Crystal oscillator output / GPIO |
| Chân 10 | PGED2/RP14/RB14 — JTAG TDO / remappable I/O |
| Chân 11 | PGEC2/RP13/RB13 — JTAG TCK / remappable I/O |
| Chân 12 | RP12/RB12 — Remappable I/O |
| Chân 13 | RP11/RB11 — Remappable I/O |
| Chân 14 | RP10/RB10 — Remappable I/O |
| Chân 15 | RP9/RB9 — Remappable I/O |
| Chân 16 | VDD — Positive supply 3.0-3.6V |
| Chân 17 | AN9/RP8/RB8 — Analog input 9 / remappable I/O |
| Chân 18 | AN8/RP7/RB7 — Analog input 8 / remappable I/O |
| Chân 19 | AN7/RP6/RB6 — Analog input 7 / remappable I/O |
| Chân 20 | AN6/RP5/RB5 — Analog input 6 / remappable I/O |
| Chân 21 | AN5/RP4/RB4 — Analog input 5 / remappable I/O |
| Chân 22 | AN4/RC4 — Analog input 4 / GPIO |
| Chân 23 | AN3/RC3 — Analog input 3 / GPIO |
| Chân 24 | AN2/RC2 — Analog input 2 / GPIO |
| Chân 25 | AN1/RC1 — Analog input 1 / GPIO |
| Chân 26 | AN0/RC0 — Analog input 0 / GPIO |
| Chân 27 | MCLR — Master clear reset (active low) |
| Chân 28 | AVDD — Analog supply 3.0-3.6V |
Ứng dụng tiêu biểu
PIC24HJ128GP202T-I/MM phù hợp cho 6 Áp dụngs: BLDC and PMSM Motor Control, Industrial Sensor Hubs, Switched-Mode Power Supply Control, Embedded Data Acquisition, Automotive Body Electronics, Consumer Audio and Appliance Control.
BLDC and PMSM Motor Control
The PIC24HJ128GP202T-I/MM's 40 MIPS core, 16-bit timers with PWM, and 10-channel 12-bit ADC make it well suited for sensorless and sensored BLDC and PMSM motor control. Microchip motor-control firmware libraries target this exact family for trapezoidal and sinusoidal commutation; the 8 KB RAM is enough for Park/Clark transforms and PI controllers. The 28-QFN package is footprint-compatible with the dsPIC33F family, letting designers step up to DSP-based field-oriented control later without changing the PCB. Real-world designs deliver 6 kHz current-loop bandwidth at 24V/10A on this MCU.
Được đề xuất
Industrial Sensor Hubs
In industrial automation the PIC24HJ128GP202T-I/MM acts as a sensor-hub aggregator, reading analog signals through its 12-bit ADC and forwarding data via UART, SPI, or I2C to a PLC or gateway. The industrial -40C to +85C temperature grade ensures reliable operation in factory environments. The 5V-tolerant digital inputs simplify direct connection to 5V legacy sensors while the MCU runs from a 3.3V rail, avoiding level shifters in mixed-signal boards. With 128 KB Flash and 8 KB RAM, firmware can include Modbus, IO-Link, or proprietary protocols without external memory.
Được đề xuất
Switched-Mode Power Supply Control
The PIC24HJ128GP202T-I/MM is widely deployed in digital SMPS controllers because its 40 MIPS throughput supports high-frequency control loops (200 kHz+ with multi-pole digital compensation). The high-speed ADC captures current and voltage feedback, and the 16-bit timer generates the PWM with nanosecond resolution. Microchip's application notes use this family for PFC plus LLC resonant converter designs. The 28-QFN package and exposed thermal pad keep power dissipation manageable when the MCU runs at 40 MIPS continuously.
Được đề xuất
Embedded Data Acquisition
For compact multi-channel data loggers, the PIC24HJ128GP202T-I/MM offers 10 ADC channels sampling at 500 ksps aggregate, enough for vibration, temperature, and current monitoring in a single chip. The 128 KB Flash supports RTOS-based stacks such as FreeRTOS or Microchip Harmony, while 8 KB RAM holds circular sample buffers for short bursts. The MCU streams results over UART or SPI to a host computer. Industrial users value the wide operating-temperature range for outdoor and chassis-mount installations.
Được đề xuất
Automotive Body Electronics
Although the -I variant of the PIC24HJ128GP202T-I/MM targets industrial temperature, the same die is qualified to automotive standards in other package options. Designers use this MCU in non-safety body modules such as HVAC flap control, seat-position memory, and ambient lighting where 16-bit precision and CAN/LIN connectivity are needed. The 28-QFN footprint is suitable for tight module packaging behind instrument panels, and the 5V-tolerant inputs interface directly with 12V automotive signals via external resistor dividers.
Được đề xuất
Consumer Audio and Appliance Control
The PIC24HJ128GP202T-I/MM is used in mid-range consumer appliances such as coffee machines, washing-machine user interfaces, and audio mixers, where 16-bit DSP-like math is needed to process user input and drive displays. The exposed-pad QFN package dissipates heat well in enclosed appliance cabinets, and the JTAG interface speeds firmware development. With 128 KB Flash, designers can integrate USB device stacks, capacitive-touch libraries, and graphic LCD drivers in a single firmware image.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24HJ128GP202T-I/MM — 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 | PIC24HJ128GP202-I/MM | PIC24HJ128GP202-I/SO | dsPIC33FJ128MC802-I/MM | dsPIC33FJ64MC802-I/MM |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-QFN-S (6x6) | 28-QFN-S (6x6) - same | 28-SOIC - different footprint | 28-QFN-S (6x6) - same | 28-QFN-S (6x6) - same |
| Core | PIC24H 16-bit, 40 MIPS | PIC24H 16-bit, 40 MIPS | PIC24H 16-bit, 40 MIPS | dsPIC33F 16-bit DSP, 40 MIPS | dsPIC33F 16-bit DSP, 40 MIPS |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 64 KB (-50%) |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| DSP Engine | No | No | No | Yes (DSP extension) | Yes (DSP extension) |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) |
| Packaging Format | Tape & Reel | Tray | Tube | Tray | Tray |
Bảo phân biệt quan trọng
- Same-die tray-packaged drop-in alternative (vsPIC24HJ128GP202-I/MM)
- Pin-compatible DSP upgrade path (vsdsPIC33FJ128MC802-I/MM)
- Lower-cost 64 KB Flash option (vsdsPIC33FJ64MC802-I/MM)
Ghi chú thiết kế
Estimated: At 40 MIPS continuous operation with VDD = 3.3V, core current is approximately 30 mA and I/O current can reach 100 mA total, giving power dissipation near 0.43W. The 28-QFN package's exposed thermal pad should be soldered to a copper pour of at least 25 mm2 (about 0.04 sq inch) on top and bottom layers with multiple thermal vias; without this, theta_JA exceeds 60 C/W and the device can approach its 85C industrial limit in enclosed appliances.
Place a 0.1 uF ceramic decoupling capacitor within 2 mm of every VDD pin and a 10 uF bulk capacitor at the board-level power entry. Keep the MCLR reset trace short (< 25 mm) and add the recommended 10 kohm pull-up to VDD. Because the QFN-28 has its pin 1 indicator as a dot, orient the package mark to match the PCB silkscreen to avoid confusion during rework.
Do not exceed 3.6V on VDD or AVDD, even though digital inputs are 5V-tolerant - the analog block loses linearity above 3.6V. When designing motor-control PWMs, ensure dead-time control registers are configured before enabling the PWM output, otherwise shoot-through can damage the power stage. Also, the ICSP pins PGEC1/PGED1 must not be pulled low at reset if you want to enter normal run mode - use them only during programming.
Thông tin tuân thủ
RoHS compliant per OnlineComponents listing; halogen-free status not explicitly stated in retrieved data. Not AEC-Q100 qualified - for automotive use select the PIC24HJ128GP202-E/H variant.
