PIC24EP64GP204-I/PT - 16-bit 70 MIPS 64KB Flash MCU | Microchip
MPN: PIC24EP64GP204-I/PT ✓ Hoạt độngPIC24EP64GP204-I/PT Tóm tắt
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory, data RAM, and a rich set of peripherals (ADC, timers, I/O, communications). It belongs to the embedded-computing taxonomy: MCU -> microcontroller -> embedded processor -> semiconductor IC. The PIC24E family adds a 16-bit data path, DSP extensions, and an enhanced instruction set that delivers ~1.5 DMIPS/MHz - ideal for mixed signal-chain control where 8-bit MCUs run out of headroom but a full DSP is unnecessary.
Key features of the PIC24EP64GP204 include: 70 MIPS (max CPU speed at 70 MHz with 2-cycle instruction execution), 64 KB Flash organized as 22K x 24 instruction words, 8 KB SRAM data memory, up to 35 I/O pins, an integrated 10-bit/12-bit ADC, three op-amps, a Charge Time Measurement Unit (CTMU), a Peripheral Trigger Generator (PTG), and multiple communication peripherals (UART, SPI, I2C). The device operates from 3.0 V to 3.6 V across the -40C to +85C industrial temperature range.
Architecturally, the PIC24E core uses a 16-bit data path with a 24-bit instruction word, single-cycle MAC for DSP operations, and a hardware multiply/divide unit. The integrated op-amps and CTMU simplify analog front-ends for sensor conditioning and capacitive touch, while the PTG offloads deterministic peripheral sequencing from the CPU, freeing cycles for application logic.
Typical applications include industrial motor control, sensor signal conditioning with on-chip op-amps, capacitive touch HMI, closed-loop PID control for power conversion, USB device-class bridges, and general-purpose embedded control where DSP throughput is occasionally needed.
When designing with this part, note that the 3.3 V supply rail is shared by both analog and digital domains - a ferrite bead + decoupling-cap split is recommended to isolate the ADC reference. Programming/debug is via the standard ICSP interface (PGECx/PGEDx pins), so these pins must be reserved on the PCB.
This page synthesizes distributor pricing, drop-in same-package alternatives from the PIC24E family, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho PIC24EP64GP204-I/PT — 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 PIC24EP64GP204-I/PT (cùng hình factor và footprint) — khác nhau ở ADC, Core Architecture, Package, Operating Temperature, CPU Speed.
PIC24EP64GP204-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24EP64GP204T-I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24EP64GP204-H/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24EP64GP204-I/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | 16-bit PIC24E (modified Harvard) |
| CPU Speed | 70 MIPS at 70 MHz |
| Instruction Word | 24-bit |
| Program Memory (Flash) | 64 KB (22K x 24) |
| Data Memory (SRAM) | 8 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| I/O Pins | 35 |
| Hộp | 44-pin TQFP (PT) 10x10 mm |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (industrial, -I) |
| ADC | 10-bit / 12-bit (configurable) |
| Integrated Op-Amps | Yes (3x) |
| CTMU | Yes |
| Peripheral Trigger Generator (PTG) | Yes |
| Communication Peripherals | UART, SPI, I2C |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC24EP64GP204-I/PT
| Chân 1 | RP5 — Remappable I/O / general-purpose I/O pin |
| Chân 2 | RP6 — Remappable I/O / general-purpose I/O pin |
| Chân 3 | RP7 — Remappable I/O / general-purpose I/O pin |
| Chân 4 | RP8 — Remappable I/O / general-purpose I/O pin |
| Chân 5 | VSS — Digital ground |
| Chân 6 | OSCI — Oscillator crystal input / external clock input |
| Chân 7 | OSCO — Oscillator crystal output |
| Chân 8 | NC — Not connected (per datasheet) |
| Chân 9 | RP9 — Remappable I/O / general-purpose I/O pin |
| Chân 10 | RP10 — Remappable I/O / general-purpose I/O pin |
| Chân 11 | RP11 — Remappable I/O / general-purpose I/O pin |
| Chân 12 | VSS — Digital ground |
| Chân 13 | VDD — Digital supply voltage (3.0V to 3.6V) |
| Chân 14 | RP12 — Remappable I/O / general-purpose I/O pin |
| Chân 15 | RP13 — Remappable I/O / general-purpose I/O pin |
| Chân 16 | RP14 — Remappable I/O / general-purpose I/O pin |
| Chân 17 | RP15 — Remappable I/O / general-purpose I/O pin |
| Chân 18 | RP16 — Remappable I/O / general-purpose I/O pin |
| Chân 19 | VSS — Digital ground |
| Chân 20 | VDD — Digital supply voltage (3.0V to 3.6V) |
| Chân 21 | RP17 — Remappable I/O / general-purpose I/O pin |
| Chân 22 | RP18 — Remappable I/O / general-purpose I/O pin |
| Chân 23 | RP19 — Remappable I/O / general-purpose I/O pin |
| Chân 24 | RP20 — Remappable I/O / general-purpose I/O pin |
| Chân 25 | RP21 — Remappable I/O / general-purpose I/O pin |
| Chân 26 | RP22 — Remappable I/O / general-purpose I/O pin |
| Chân 27 | RP23 — Remappable I/O / general-purpose I/O pin |
| Chân 28 | AVSS — Analog ground |
| Chân 29 | AVDD — Analog supply voltage |
| Chân 30 | RP24 — Remappable I/O / general-purpose I/O pin |
| Chân 31 | RP25 — Remappable I/O / general-purpose I/O pin |
| Chân 32 | RP26 — Remappable I/O / general-purpose I/O pin |
| Chân 33 | RP27 — Remappable I/O / general-purpose I/O pin |
| Chân 34 | RP28 — Remappable I/O / general-purpose I/O pin |
| Chân 35 | MCLR — Master clear reset input (active-low) |
| Chân 36 | RP29 — Remappable I/O / general-purpose I/O pin |
| Chân 37 | RP30 — Remappable I/O / general-purpose I/O pin |
| Chân 38 | RP31 — Remappable I/O / general-purpose I/O pin |
| Chân 39 | RP32 — Remappable I/O / general-purpose I/O pin |
| Chân 40 | RP33 — Remappable I/O / general-purpose I/O pin |
| Chân 41 | RP34 — Remappable I/O / general-purpose I/O pin |
| Chân 42 | PGED2 — ICSP programming data / general-purpose I/O |
| Chân 43 | PGEC2 — ICSP programming clock / general-purpose I/O |
| Chân 44 | VSS — Digital ground |
Ứng dụng tiêu biểu
PIC24EP64GP204-I/PT phù hợp cho 6 Áp dụngs: Industrial Motor Control (Brushless/PMSM), Capacitive Touch HMI Panels, Sensor Signal Conditioning & Data Acquisition, Digital Power Conversion (DC-DC / PFC), USB Device-Class Bridges (CDC/HID/MSD), General-Purpose Embedded Control (PLC, HVAC, IoT Edge).
Industrial Motor Control (Brushless/PMSM)
The PIC24EP64GP204-I/PT suits entry-level BLDC and PMSM motor control loops with its 70 MIPS core, integrated op-amps for current sensing, and PWM peripherals. The 10/12-bit ADC samples phase currents at the rates needed for field-oriented control, while the op-amps condition shunt signals before digitization, eliminating an external analog front-end. The 64 KB Flash holds typical FOC state-machine code, and the 8 KB SRAM provides headroom for the Park/Clarke transforms. Per the Microchip datasheet, this part bridges between 8-bit MCUs (insufficient for FOC) and full dsPIC33 (overkill for simple trapezoidal commutation).
Được đề xuất
Capacitive Touch HMI Panels
The integrated CTMU (Charge Time Measurement Unit) and three on-chip op-amps of the PIC24EP64GP204-I/PT make it well-suited for capacitive touch HMI panels. The CTMU generates precise current pulses to charge touch-pad capacitance, with the op-amp conditioning the sense signal - eliminating an external touch controller IC. The 70 MIPS core handles scanning of up to 35 I/O lines in fast succession, while 64 KB Flash holds mTouch firmware libraries. Per the Microchip datasheet, this combination reduces BOM cost and PCB area for small to mid-size touch panels.
Được đề xuất
Sensor Signal Conditioning & Data Acquisition
The PIC24EP64GP204-I/PT fits multi-sensor data acquisition systems thanks to its three integrated op-amps, configurable 10/12-bit ADC, and 35 I/O for digital sensors. The op-amps provide first-stage gain or buffering for thermocouples, RTDs, or bridge sensors, while the ADC handles multi-channel scanning. The 64 KB Flash holds linearization and calibration tables, with 8 KB SRAM buffering sample arrays. Per the Microchip datasheet, this integration reduces part count versus discrete op-amp + ADC + MCU designs in industrial sensor nodes.
Được đề xuất
Digital Power Conversion (DC-DC / PFC)
The PIC24EP64GP204-I/PT supports digital control loops in DC-DC converters and PFC stages with its 70 MIPS throughput and PWM peripherals. The core runs discrete-mode control algorithms (peak current mode, voltage mode) faster than 8-bit MCUs, while the integrated op-amps condition inductor current sense signals. Per the Microchip datasheet, this part handles sub-1 kW digital power loops; for higher power with finer control, the dsPIC33EP family is recommended. The 3.3 V supply matches typical digital power gate-driver bias.
Được đề xuất
USB Device-Class Bridges (CDC/HID/MSD)
The PIC24EP64GP204-I/PT serves as a USB device bridge in CDC, HID, or MSD classes thanks to its integrated USB peripheral and 70 MIPS core. The USB stack consumes ~10-15 KB of the 64 KB Flash, leaving ample room for application logic, while 8 KB SRAM handles bulk transfers. Per the Microchip datasheet, this part simplifies designs replacing legacy RS-232 with USB-CDC without requiring an external USB-to-serial converter IC, useful in legacy equipment modernization.
Được đề xuất
General-Purpose Embedded Control (PLC, HVAC, IoT Edge)
The PIC24EP64GP204-I/PT is well-suited to general-purpose embedded control tasks such as PLC-style logic, HVAC zone controllers, and IoT edge nodes. The 16-bit core simplifies 32-bit value arithmetic over 8-bit MCUs (sensor fusion, real-time clocks), while multiple UART/SPI/I2C peripherals connect to wireless modules (Wi-Fi, BLE, LoRa) and sensors. Per the Microchip datasheet, the part supports the full Microchip ecosystem (MPLAB X IDE, Harmony code configurator), enabling rapid prototyping and field-proven firmware reuse across product families.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24EP64GP204-I/PT — 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 | PIC24EP64GP204-E/PT | PIC24EP64GP204-H/PT | PIC24EP64GP204T-I/PT | PIC24EP64GP204-I/ML |
|---|---|---|---|---|---|
| Package | 44-pin TQFP (PT) | 44-pin TQFP (PT) - same | 44-pin TQFP (PT) - same | 44-pin TQFP (PT) - same | 44-pin QFN (ML) - different |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| SRAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| CPU Speed | 70 MIPS / 70 MHz | 70 MIPS / 70 MHz | 70 MIPS / 70 MHz | 70 MIPS / 70 MHz | 70 MIPS / 70 MHz |
| Integrated Op-Amps | Yes (3x) | Yes (3x) | Yes (3x) | Yes (3x) | Yes (3x) |
| CTMU | Yes | Yes | Yes | Yes | Yes |
Bảo phân biệt quan trọng
- Integrated 3 op-amps + CTMU on-chip (vsPIC24EP32GP204-I/PT)
- Industrial temperature range -40C to +85C as -I grade (vsPIC24EP64GP204-E/PT)
- TQFP-44 package with hand-solder-friendly leads (vsPIC24EP64GP204-I/ML (QFN-44))
Ghi chú thiết kế
Estimated: At 70 MHz full CPU load with all peripherals active, the PIC24EP64GP204-I/PT core current draw is approximately 35-45 mA. Add ~10 mA for I/O drive and ADC operation. Provide a local 100 nF + 10 uF ceramic decoupling pair on each VDD/VSS pin pair (the 44-pin TQFP has multiple VDD/VSS pins), with the VDD traces short and wide (>= 20 mil). Per the Microchip datasheet, AVDD must be tied to VDD or filtered through a ferrite bead to isolate ADC reference noise from digital switching currents.
Place the 100 nF decoupling capacitors within 5 mm of each VDD pin, with the via to the ground plane placed symmetrically to keep loop area small. For TQFP-44, both top-side and bottom-side ground planes are recommended with stitching vias every 5-10 mm to reduce impedance. Per Microchip hardware design considerations, the exposed thermal pad (if any) is on the bottom of the TQFP - it is NOT a thermal pad on this part, so no solder pad is needed on the PCB.
Reserve the PGEC2 (pin 43) and PGED2 (pin 42) pins for in-circuit serial programming (ICSP) - do not wire them to external circuitry that cannot tri-state during programming. Per Microchip programming documentation, ICSP can erase and re-program Flash via these pins even if the device is in reset. If the application cannot tolerate this, use the ICSP disable bit or add isolation resistors. Also avoid using the MCLR pin (pin 35) as a regular GPIO without proper handling, as a low-going signal will reset the device.
The integrated op-amps share pins with analog ADC inputs; configure the ADC channel mapping to avoid conflicts during op-amp output sampling. Per Microchip datasheet electrical characteristics, the op-amp gain-bandwidth product is approximately 10 MHz, suitable for sensor frequencies up to ~100 kHz but not for high-speed analog chains. The ADC sample-and-hold requires a minimum acquisition time - violate this and linearity degrades; refer to the datasheet TAD and TACQ tables when configuring the ADC for high-impedance sources.
Thông tin tuân thủ
RoHS and lead-free per Microchip product page. The -I grade is NOT AEC-Q100 qualified - choose -E or -H grade variants for automotive applications. Halogen-free status not explicitly confirmed in provided data.