PIC24EP128GP204T-I/ML - 70 MIPS 16-bit MCU 128KB Flash 44-QFN | Microchip
MPN: PIC24EP128GP204T-I/ML ✓ Hoạt độngPIC24EP128GP204T-I/ML Tóm tắt
A microcontroller (MCU) is a single-chip computer that combines a CPU core, program memory (Flash), data memory (RAM), and a rich set of peripherals (timers, ADC, communication interfaces, GPIO). The PIC24EP family sits in Microchip’s high-performance 16-bit MCU tier, sitting between the 8-bit PIC18 family and the 32-bit PIC32MX/dsPIC33 family. The PIC24E core uses a modified Harvard architecture with a 16-bit data path and 24-bit instruction set, optimized for both C code density and deterministic real-time DSP-style signal processing.
Key features include 128 KB (43K x 24 instructions) Flash with self-programming, 16 KB SRAM, up to 35 I/O, two 12-bit ADCs with 500 ksps performance (shared 10-channel input mux), three op-amps, one CTMU (Charge Time Measurement Unit) for capacitive touch or precise time measurement, and one PTG (Peripheral Trigger Generator) that offloads complex timing sequences from the CPU. Communication peripherals include up to two UART, two SPI, and one I2C. The peripheral set is tailored to mixed-signal and motor-control front ends.
Architecturally, the PIC24E core delivers 70 MIPS at 70 MHz CPU clock from a 3.0-3.6 V supply, with a hardware multiplier and zero-overhead looping for high-throughput DSP-like math. The dual 12-bit ADC and integrated op-amps remove the need for external signal-conditioning ICs in many sensor and motor-control designs, while the CTMU/PTG combination enables precise event sequencing.
Typical applications include industrial motor control (BLDC/PMSM FOC), digital power conversion, advanced sensor signal conditioning, capacitive-touch user interfaces, and general-purpose embedded control with on-chip analog. The wide operating voltage (3.0-3.6 V) and industrial temperature range suit industrial, appliance, and consumer embedded designs.
When designing with the PIC24EP128GP204T-I/ML, ensure the exposed thermal pad (EP) is soldered to a continuous ground copper pour for both thermal dissipation and low-impedance ground return. Decouple VDD/AVDD pairs with 0.1 uF and 1 uF ceramics placed within 5 mm of the pins, and reserve one GPIO for an SWD/ICSP programming header (PGECx/PGEDx).
This page synthesizes distributor pricing, drop-in alternatives drawn from the Microchip same-family portfolio, and practical design notes not found on standard distributor listings.
Bộ thay thế dễ dàng lắp đặt cho PIC24EP128GP204T-I/ML — 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 PIC24EP128GP204T-I/ML (cùng hình factor và footprint) — khác nhau ở CTMU, Package, ADC, Communication, Core.
PIC24EP128GP204-I/ML
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24EP128GP204T-E/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24EP128GP204-H/ML
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24EP128GP204T-I/ML Tỷ lệ tối đa & tính chất điện
| Core | PIC24E 16-bit dsPIC33/PIC24E CPU |
| CPU Speed | 70 MIPS at 70 MHz |
| Program Memory (Flash) | 128 KB (43K x 24 instructions) |
| Data RAM | 16 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| I/O Pins | Up to 35 |
| ADC | 2 x 12-bit, up to 500 ksps |
| Op-Amps | 3 internal |
| CTMU | 1 (Charge Time Measurement Unit) |
| PTG | 1 (Peripheral Trigger Generator) |
| Communication | UART x2, SPI x2, I2C x1 |
| Nhiệt độ hoạt động | -40 C to +85 C (Industrial, "I") |
| Hộp | 44-pin QFN (8x8 mm) with exposed pad |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Lead-Free | Yes |
Cấu hình chân PIC24EP128GP204T-I/ML
| Chân 1 | RP5/RB5 — Remappable I/O / PGED2 (programming) |
| Chân 2 | RP6/RB6 — Remappable I/O / PGEC2 (programming) |
| Chân 3 | RP7/RB7 — Remappable I/O |
| Chân 4 | RP8/RB8 — Remappable I/O |
| Chân 5 | RP9/RB9 — Remappable I/O |
| Chân 6 | VSS — Digital ground |
| Chân 7 | VDD — Digital supply 3.0-3.6 V |
| Chân 8 | RP10/RB10 — Remappable I/O |
| Chân 9 | RP11/RB11 — Remappable I/O |
| Chân 10 | RP12/RB12 — Remappable I/O |
| Chân 11 | RP13/RB13 — Remappable I/O |
| Chân 12 | RP14/RB14 — Remappable I/O |
| Chân 13 | RP15/RB15 — Remappable I/O |
| Chân 14 | AVSS — Analog ground |
| Chân 15 | AVDD — Analog supply 3.0-3.6 V |
| Chân 16 | AN0/VREF+ — ADC input / Voltage reference positive |
| Chân 17 | AN1/VREF- — ADC input / Voltage reference negative |
| Chân 18 | AN2 — ADC input |
| Chân 19 | AN3 — ADC input |
| Chân 20 | AN4 — ADC input |
| Chân 21 | AN5 — ADC input |
| Chân 22 | AN7 — ADC input |
| Chân 23 | AN8 — ADC input |
| Chân 24 | AN9 — ADC input |
| Chân 25 | OSC1/CLKI/RA0 — Crystal in / External clock |
| Chân 26 | OSC2/CLKO/RA1 — Crystal out / Clock out |
| Chân 27 | PGED1/RP0/RA2 — Programming data / I/O |
| Chân 28 | PGEC1/RP1/RA3 — Programming clock / I/O |
| Chân 29 | RP2/RA4 — Remappable I/O |
| Chân 30 | RP3/RA5 — Remappable I/O |
| Chân 31 | VSS — Digital ground |
| Chân 32 | VDD — Digital supply 3.0-3.6 V |
| Chân 33 | RP16/RB0 — Remappable I/O |
| Chân 34 | RP17/RB1 — Remappable I/O |
| Chân 35 | RP18/RB2 — Remappable I/O |
| Chân 36 | RP19/RB3 — Remappable I/O |
| Chân 37 | RP20/RB4 — Remappable I/O |
| Chân 38 | VDD — Digital supply 3.0-3.6 V |
| Chân 39 | VSS — Digital ground |
| Chân 40 | RPI22/RA6 — Input-only I/O |
| Chân 41 | RPI23/RA7 — Input-only I/O |
| Chân 42 | RP24/RA8 — Remappable I/O |
| Chân 43 | RP25/RA9 — Remappable I/O |
| Chân 44 | RP26/RA10 — Remappable I/O |
Ứng dụng tiêu biểu
PIC24EP128GP204T-I/ML phù hợp cho 6 Áp dụngs: Sensorless BLDC Motor Control (FOC), Digital Power Conversion (SMPS), Capacitive Touch User Interface, Industrial Sensor Signal Conditioning, USB / CAN Industrial Bridge / Gateway, LED Lighting & Signage Controller.
Sensorless BLDC Motor Control (FOC)
The PIC24EP128GP204T-I/ML fits sensorless BLDC and PMSM field-oriented control because of its 70 MIPS throughput, three PWM modules with complementary outputs and dead-band generation, three integrated op-amps for in-line current sensing, dual 12-bit ADCs at 500 ksps, and the PTG peripheral that orchestrates ADC sampling synchronized to PWM edges. The 128 KB Flash accommodates full FOC state machines, observer routines (Sliding/Platt/MRAS), and fault-handling state diagrams. At a 70 MHz CPU clock, current-loop control periods of 20-50 us are achievable, which is the typical bandwidth target for FOC drives in pumps, fans, and small traction drives. The industrial -40 to +85 C temperature grade supports under-hood and outdoor industrial environments.
Được đề xuất
Digital Power Conversion (SMPS)
The PIC24EP128GP204T-I/ML targets digital SMPS loops because of its high-speed 12-bit ADC (500 ksps) and high-resolution PWM (typical 1.04 ns resolution with 70 MHz peripheral clock), enabling digital peak-current-mode control of buck/boost/PSFB/PFC stages. The 70 MIPS core is sufficient to run voltage-mode and average-current-mode control loops with < 100 us loop periods. The integrated op-amps are useful for current sensing gain stages, while the CTMU enables precise timing measurement for capacitor time-constant or thermistor-based temperature foldback. The 44-QFN exposed pad handles sustained internal thermal dissipation for industrial power conversion boards.
Được đề xuất
Capacitive Touch User Interface
The PIC24EP128GP204T-I/ML is well-suited to capacitive-touch panels because of the integrated CTMU (Charge Time Measurement Unit), which provides sub-ns current source measurement to detect capacitance changes down to fF levels. Combined with the 70 MIPS core and ample Flash (128 KB), the device can host Microchip's mTouch library plus a graphical UI, button slider, and proximity sensing. The 12-bit ADC allows connection of analog joystick or resistive touch overlays. The industrial temperature range supports white-goods and consumer touch interfaces with stringent reliability requirements, and the 44-QFN package enables slim bezel designs.
Được đề xuất
Industrial Sensor Signal Conditioning
The PIC24EP128GP204T-I/ML replaces discrete op-amp and ADC signal chains in industrial sensors (load cells, RTDs, strain gauges) because of three integrated low-offset op-amps, dual 12-bit ADCs (allowing simultaneous bridge excitation and readout), and the 70 MIPS core for digital filtering (FIR/IIR) and linearization. The CTMU provides excitation current for resistive sensors, and the 128 KB Flash accommodates calibration tables. Industrial -40 to +85 C temperature grade and 3.0-3.6 V supply fit 3.3 V industrial backplanes with sensor analog front ends.
Được đề xuất
USB / CAN Industrial Bridge / Gateway
The PIC24EP128GP204T-I/ML is suitable for USB-to-CAN, USB-to-RS-485, or Modbus gateway designs because of the dual UART, dual SPI, single I2C, plus 70 MIPS core for protocol parsing. With 128 KB Flash, the part can host Microchip's USB device stack, CDC class driver, plus a Modbus RTU/TCP stack concurrently. The 44-QFN exposed pad supports continuous protocol conversion without thermal throttling. The wide 3.0-3.6 V supply is compatible with USB-powered designs, and the industrial temperature grade fits factory-floor deployments.
Được đề xuất
LED Lighting & Signage Controller
The PIC24EP128GP204T-I/ML is used as a multi-channel LED lighting controller because of its 70 MIPS core, up to 35 I/O supporting multi-zone DMX512 or DALI lighting protocols, and dual 12-bit ADCs for ambient light or color-mixing feedback. The integrated op-amps can drive current-sense amplifiers for constant-current LED drivers, while the CTMU enables precise temperature monitoring for thermal foldback in architectural lighting fixtures. The 44-QFN exposed pad and 3.0-3.6 V supply support compact LED driver modules operating in enclosed luminaires.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24EP128GP204T-I/ML — 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 | PIC24EP128GP204-I/ML | PIC24EP128GP204T-E/ML | PIC24EP128GP204-H/ML | PIC24EP128GP204T-I/PT | PIC24EP128GP204-I/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-TQFP (10x10 mm) - DIFFERENT footprint | 44-TQFP (10x10 mm) - DIFFERENT footprint |
| Flash Memory | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Temperature Grade | -40 to +85 C (Industrial) | -40 to +85 C (Industrial) | -40 to +125 C (Extended) | -40 to +150 C (High) | -40 to +85 C (Industrial) | -40 to +85 C (Industrial) |
| Operating Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| ADC | 2 x 12-bit, 500 ksps | 2 x 12-bit, 500 ksps | 2 x 12-bit, 500 ksps | 2 x 12-bit, 500 ksps | 2 x 12-bit, 500 ksps | 2 x 12-bit, 500 ksps |
| ADC Channels | Up to 9 analog inputs | Up to 9 analog inputs | Up to 9 analog inputs | Up to 9 analog inputs | Up to 9 analog inputs | Up to 9 analog inputs |
| I/O Pins | Up to 35 | Up to 35 | Up to 35 | Up to 35 | Up to 35 | Up to 35 |
Bảo phân biệt quan trọng
- 70 MIPS with integrated 3 op-amps and dual 12-bit ADC (vsPIC24EP128GP204T-I/PT)
- Industrial temperature grade (-40 to +85 C) at lower cost (vsPIC24EP128GP204T-E/ML)
- PTG (Peripheral Trigger Generator) eliminates CPU interrupt overhead (vsPIC24EP128GP202T-I/ML (smaller 28-pin variant))
Ghi chú thiết kế
The 44-QFN (8x8 mm) package has a center exposed pad (EPAD) that MUST be soldered to a continuous ground copper pour on the top PCB layer for both thermal dissipation (roughly 30-40 C/W theta-JA) and low-impedance ground return. Use an array of thermal vias (at least 4-9 in a 3x3 grid) connecting EPAD to internal ground plane. Provide a 5 mm keepout around the EPAD to allow inspection and rework; without proper EPAD soldering the device can overheat and exhibit ADC offset drift.
Place 0.1 uF and 1 uF X7R ceramic decoupling capacitors within 5 mm of every VDD/AVDD pin, with the smaller cap closest to the pin. The PIC24EP128GP204T-I/ML has separate digital (VDD/VSS) and analog (AVDD/AVSS) supply domains; connect the decoupling capacitors directly to their respective analog/digital ground return. For motor-control designs where switching noise is high, place a ferrite bead between VDD and AVDD near the MCU to filter digital switching noise from the analog supply.
Reserve at least one GPIO pair as the ICSP programming interface (PGECx/PGEDx - typically PGEC1/PGED1 on RA2/RA3) and expose them on a 5-pin programming header. The ICSP pins are also used for in-circuit debugging, which is essential for the 70 MIPS real-time control code typical for motor control and digital power designs. Without ICSP access, firmware bugs cannot be debugged live. Layout traces to PGECx/PGEDx should be short (< 50 mm) and not cross noisy signals.
Do not exceed the 3.6 V absolute maximum supply voltage; the PIC24E core has no internal 5 V tolerance and applying 5 V to any GPIO will permanently damage the device. When interfacing 5 V sensors or drivers, use level shifters (e.g., MCP6002 or external FET). Also, configure unused I/O pins as outputs driven low, not as inputs floating, to avoid parasitic current draw from internal CMOS gates oscillating mid-rail.
Thông tin tuân thủ
RoHS and REACH compliance confirmed via Microchip product page. Lead-free terminations per Microchip policy. Not AEC-Q100 qualified - choose PIC24EP MCUs with /VAO suffix for AEC-Q100 automotive applications. Industrial temperature grade (-40 to +85 C) standard.
