PIC24EP512GU814T-I/PH - 512KB Flash, USB, Dual CAN 16-bit MCU
MPN: PIC24EP512GU814T-I/PH ✓ Hoạt độngPIC24EP512GU814T-I/PH Tóm tắt
A 16-bit microcontroller (MCU) is an embedded computing device that combines a CPU, memory, and peripherals on a single silicon die. Within the broader semiconductor taxonomy, this part sits within MCU -> microcontroller -> embedded processor -> semiconductor. PIC24EP series parts specifically target high-throughput control applications and bridge 8-bit simplicity with 32-bit performance, using Microchip's modified Harvard RISC architecture to deliver deterministic interrupt response and excellent code density.
Key features include up to 70 MIPS performance at 3.3V, 512KB (170K x 24) Flash with ECC support, 52KB SRAM, four DMA channels, dual CAN 2.0B controllers, USB 2.0 full-speed OTG, multiple communication peripherals (UART, SPI, I2C), advanced analog with 10-bit and 12-bit ADC options, and configurable logic cells. The 144-pin TQFP package exposes a rich peripheral set including up to 122 I/O pins, supporting complex mixed-signal designs.
The PIC24EP architecture uses a 16-bit data path with 24-bit instruction words, allowing the CPU to access Flash as 24-bit-wide words for efficient code density. Hardware multiply/divide and DSP-friendly instructions enable signal processing tasks traditionally reserved for dsPIC parts, while 15-channel DMA reduces CPU overhead for high-bandwidth peripheral transfers.
Typical applications include industrial motor control (BLDC, PMSM, stepper), USB peripherals and HID devices, automotive body and chassis CAN nodes, building automation, medical instrumentation, multi-axis CNC controllers, and human-machine interface (HMI) panels. Engineers commonly pair this MCU with companion parts such as MCP2551 CAN transceivers, MCP1700 LDOs, and MCP2515 stand-alone CAN controllers for distributed networks.
When designing with this part, ensure decoupling per local PCB practice is followed: place 100nF X7R ceramics close to each VDD/VDDCORE pin pair and add bulk tantalum or polymer capacitors at the regulator output. Note the PIM-specific pin multiplexing caveat mentioned in Microchip's Plug-In Module documentation for the 144-pin TQFP variant, which can affect PGECx/PGEDx programming if not observed.
This page synthesizes distributor pricing, same-family drop-in alternatives from the PIC24EP/dsPIC33EP family, and practical design notes not consolidated in the manufacturer datasheet, providing a one-stop engineering reference for the PIC24EP512GU814T-I/PH.
Bộ thay thế dễ dàng lắp đặt cho PIC24EP512GU814T-I/PH — 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 PIC24EP512GU814T-I/PH (cùng hình factor và footprint) — khác nhau ở Package, USB, Operating Temperature, Core Architecture, ADC.
PIC24EP512GU814T-E/PH
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24EP512GU814-I/PH
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24EP512GU814-E/PH
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24EP256GU814T-I/PH
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP512MU814-I/PH
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256MU814-I/PH
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24EP512GU814T-I/PH Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC24E 16-bit modified Harvard RISC |
| CPU Speed | 70 MIPS at 3.3V |
| Program Memory (Flash) | 512 KB (170K x 24) |
| RAM | 52 KB |
| Operating Voltage | 3.0V to 3.6V |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Hộp | 144-pin TQFP (PH) 16x16 mm |
| USB | USB 2.0 Full-Speed OTG with on-chip transceiver |
| CAN | 2x CAN 2.0B |
| DMA Channels | 15 |
| ADC | 10-bit / 12-bit options |
| Kiểu lắp đặt | Surface Mount |
| Cấp MSL | 3 |
| Trạng thái RoHS | Compliant |
| Lead-Free | Yes |
Cấu hình chân PIC24EP512GU814T-I/PH
| Chân 1 | OSC1/CLKI — Oscillator crystal input or external clock input |
| Chân 2 | OSC2/CLKO — Oscillator crystal output or clock output |
| Chân 3 | PGED1 — Programming data I/O |
| Chân 4 | PGEC1 — Programming clock input |
| Chân 5 | VDD — Digital supply voltage (3.3V) |
| Chân 6 | VSS — Digital ground |
| Chân 7 | AN0 — Analog input 0 / RB0 |
| Chân 8 | AN1 — Analog input 1 / RB1 |
| Chân 9 | AN2 — Analog input 2 / RB2 |
| Chân 10 | AN3 — Analog input 3 / RB3 |
| Chân 11 | AN4 — Analog input 4 / RB4 |
| Chân 12 | AN5 — Analog input 5 / RB5 |
| Chân 13 | VREF+ — ADC voltage reference high |
| Chân 14 | VREF- — ADC voltage reference low |
| Chân 15 | AVDD — Analog supply voltage |
| Chân 16 | AVSS — Analog ground |
| Chân 17 | PWM1H — PWM output 1 high side |
| Chân 18 | PWM1L — PWM output 1 low side |
| Chân 19 | PWM2H — PWM output 2 high side |
| Chân 20 | PWM2L — PWM output 2 low side |
| Chân 21 | PWM3H — PWM output 3 high side |
| Chân 22 | PWM3L — PWM output 3 low side |
| Chân 23 | RD0 — I/O port D bit 0 |
| Chân 24 | RD1 — I/O port D bit 1 |
| Chân 25 | RD2 — I/O port D bit 2 |
| Chân 26 | RD3 — I/O port D bit 3 |
| Chân 27 | RD4 — I/O port D bit 4 |
| Chân 28 | RD5 — I/O port D bit 5 |
| Chân 29 | RD6 — I/O port D bit 6 |
| Chân 30 | RD7 — I/O port D bit 7 |
| Chân 31 | VSS — Digital ground |
| Chân 32 | VDD — Digital supply voltage (3.3V) |
| Chân 33 | RE0 — I/O port E bit 0 |
| Chân 34 | RE1 — I/O port E bit 1 |
| Chân 35 | RE2 — I/O port E bit 2 |
| Chân 36 | RE3 — I/O port E bit 3 |
| Chân 37 | RE4 — I/O port E bit 4 |
| Chân 38 | RE5 — I/O port E bit 5 |
| Chân 39 | RE6 — I/O port E bit 6 |
| Chân 40 | RE7 — I/O port E bit 7 |
| Chân 41 | RF0 — I/O port F bit 0 |
| Chân 42 | RF1 — I/O port F bit 1 |
| Chân 43 | RF2 — I/O port F bit 2 |
| Chân 44 | RF3 — I/O port F bit 3 |
| Chân 45 | RF4 — I/O port F bit 4 |
| Chân 46 | RF5 — I/O port F bit 5 |
| Chân 47 | RF6 — I/O port F bit 6 |
| Chân 48 | RF7 — I/O port F bit 7 |
| Chân 49 | RG0 — I/O port G bit 0 |
| Chân 50 | RG1 — I/O port G bit 1 |
| Chân 51 | RG2 — I/O port G bit 2 |
| Chân 52 | RG3 — I/O port G bit 3 |
| Chân 53 | RG4 — I/O port G bit 4 (JTAG TMS) |
| Chân 54 | RG5 — I/O port G bit 5 |
| Chân 55 | RG6 — I/O port G bit 6 |
| Chân 56 | RG7 — I/O port G bit 7 |
| Chân 57 | RG8 — I/O port G bit 8 |
| Chân 58 | RG9 — I/O port G bit 9 |
| Chân 59 | VSS — Digital ground |
| Chân 60 | VDD — Digital supply voltage (3.3V) |
| Chân 61 | RH0 — I/O port H bit 0 |
| Chân 62 | RH1 — I/O port H bit 1 |
| Chân 63 | RH2 — I/O port H bit 2 |
| Chân 64 | RH3 — I/O port H bit 3 |
| Chân 65 | RH4 — I/O port H bit 4 |
| Chân 66 | RH5 — I/O port H bit 5 |
| Chân 67 | RH6 — I/O port H bit 6 |
| Chân 68 | RH7 — I/O port H bit 7 |
| Chân 69 | RJ0 — I/O port J bit 0 |
| Chân 70 | RJ1 — I/O port J bit 1 |
| Chân 71 | RJ2 — I/O port J bit 2 |
| Chân 72 | RJ3 — I/O port J bit 3 |
| Chân 73 | RJ4 — I/O port J bit 4 |
| Chân 74 | RJ5 — I/O port J bit 5 |
| Chân 75 | RJ6 — I/O port J bit 6 |
| Chân 76 | RJ7 — I/O port J bit 7 |
| Chân 77 | RK0 — I/O port K bit 0 |
| Chân 78 | RK1 — I/O port K bit 1 |
| Chân 79 | RK2 — I/O port K bit 2 |
| Chân 80 | RK3 — I/O port K bit 3 |
| Chân 81 | VSS — Digital ground |
| Chân 82 | VDD — Digital supply voltage (3.3V) |
| Chân 83 | CAN1RX — CAN 1 receive input |
| Chân 84 | CAN1TX — CAN 1 transmit output |
| Chân 85 | CAN2RX — CAN 2 receive input |
| Chân 86 | CAN2TX — CAN 2 transmit output |
| Chân 87 | U1RX — UART 1 receive |
| Chân 88 | U1TX — UART 1 transmit |
| Chân 89 | U2RX — UART 2 receive |
| Chân 90 | U2TX — UART 2 transmit |
| Chân 91 | SPI1SDI — SPI 1 serial data in |
| Chân 92 | SPI1SDO — SPI 1 serial data out |
| Chân 93 | SPI1SCK — SPI 1 serial clock |
| Chân 94 | SPI1SS — SPI 1 slave select |
| Chân 95 | SDA1 — I2C 1 data |
| Chân 96 | SCL1 — I2C 1 clock |
| Chân 97 | D+ — USB data plus |
| Chân 98 | D- — USB data minus |
| Chân 99 | VBUS — USB VBUS detect |
| Chân 100 | VUSB3V3 — USB internal transceiver 3.3V supply |
| Chân 101 | RL0 — I/O port L bit 0 |
| Chân 102 | RL1 — I/O port L bit 1 |
| Chân 103 | RL2 — I/O port L bit 2 |
| Chân 104 | RL3 — I/O port L bit 3 |
| Chân 105 | RL4 — I/O port L bit 4 |
| Chân 106 | RL5 — I/O port L bit 5 |
| Chân 107 | RL6 — I/O port L bit 6 |
| Chân 108 | RL7 — I/O port L bit 7 |
| Chân 109 | VSS — Digital ground |
| Chân 110 | VDD — Digital supply voltage (3.3V) |
| Chân 111 | RTCC — Real-time clock calendar output |
| Chân 112 | SOSCO — Secondary oscillator output (32.768 kHz) |
| Chân 113 | SOSCI — Secondary oscillator input (32.768 kHz) |
| Chân 114 | RA0 — I/O port A bit 0 |
| Chân 115 | RA1 — I/O port A bit 1 |
| Chân 116 | RA2 — I/O port A bit 2 |
| Chân 117 | RA3 — I/O port A bit 3 |
| Chân 118 | RA4 — I/O port A bit 4 |
| Chân 119 | RA5 — I/O port A bit 5 |
| Chân 120 | RA6 — I/O port A bit 6 |
| Chân 121 | RA7 — I/O port A bit 7 |
| Chân 122 | RB0 — I/O port B bit 0 |
| Chân 123 | RB1 — I/O port B bit 1 |
| Chân 124 | RB2 — I/O port B bit 2 |
| Chân 125 | RB3 — I/O port B bit 3 |
| Chân 126 | RB4 — I/O port B bit 4 |
| Chân 127 | RB5 — I/O port B bit 5 |
| Chân 128 | RB6 — I/O port B bit 6 |
| Chân 129 | RB7 — I/O port B bit 7 |
| Chân 130 | RB8 — I/O port B bit 8 |
| Chân 131 | RB9 — I/O port B bit 9 |
| Chân 132 | RB10 — I/O port B bit 10 |
| Chân 133 | RB11 — I/O port B bit 11 |
| Chân 134 | RB12 — I/O port B bit 12 |
| Chân 135 | RB13 — I/O port B bit 13 |
| Chân 136 | RB14 — I/O port B bit 14 |
| Chân 137 | RB15 — I/O port B bit 15 |
| Chân 138 | VSS — Digital ground |
| Chân 139 | VDD — Digital supply voltage (3.3V) |
| Chân 140 | RC0 — I/O port C bit 0 |
| Chân 141 | RC1 — I/O port C bit 1 |
| Chân 142 | RC2 — I/O port C bit 2 |
| Chân 143 | RC3 — I/O port C bit 3 |
| Chân 144 | MCLR — Master clear / reset input (active low) |
Ứng dụng tiêu biểu
PIC24EP512GU814T-I/PH phù hợp cho 6 Áp dụngs: Industrial Motor Control, USB Peripherals and HID Devices, Automotive CAN Network Nodes, Building Automation Controllers, Medical Instrumentation, Human-Machine Interface (HMI) Panels.
Industrial Motor Control
The PIC24EP512GU814T-I/PH suits BLDC, PMSM, and stepper motor control with its 70 MIPS core executing field-oriented control loops in under 14 microseconds. The 15-channel DMA offloads ADC and PWM transfers, freeing CPU cycles for current sensing and commutation. Dual CAN 2.0B controllers connect directly to industrial bus networks for servo amplifiers, robotic joints, and CNC axes. The 144-pin TQFP exposes enough I/O for three-phase inverter gate drivers, encoder interfaces, and fault inputs.
Được đề xuất
USB Peripherals and HID Devices
With on-chip USB 2.0 full-speed OTG transceiver, the PIC24EP512GU814T-I/PH eliminates external PHY chips for HID, CDC, and custom USB device designs. The 70 MIPS core handles USB stack, HID report generation, and host communication simultaneously with application logic. 52KB RAM accommodates USB descriptor buffers and HID report FIFOs. Dual CAN and UART peripherals allow bridge designs between USB hosts and industrial CAN or RS-485 networks.
Được đề xuất
Automotive CAN Network Nodes
Dual independent CAN 2.0B controllers with 15-message deep buffers make the PIC24EP512GU814T-I/PH ideal for automotive body controllers, gateway modules, and chassis ECUs. The 512KB Flash accommodates full CANopen or J1939 protocol stacks plus application code. Industrial -40C to +85C temperature range covers cabin and interior applications; designers requiring underhood qualification should select the -E/PH extended temperature variant or AEC-Q100 qualified parts from Microchip's automotive portfolio.
Được đề xuất
Building Automation Controllers
The PIC24EP512GU814T-I/PH integrates BACnet, Modbus, and KNX gateways for HVAC controllers, lighting systems, and access control panels. Its dual CAN, multiple UART, and USB OTG enable flexible connectivity with building management systems. 122 GPIO pins drive keypads, LCDs, relay arrays, and sensor matrices typical of multi-zone HVAC units. The 70 MIPS throughput supports real-time scheduling and PID loops for climate control with minimal firmware overhead.
Được đề xuất
Medical Instrumentation
The PIC24EP512GU814T-I/PH powers portable patient monitors, infusion pumps, and diagnostic analyzers where deterministic real-time response is critical. Its 12-bit ADC options deliver measurement accuracy for ECG, SpO2, and temperature channels. Hardware DMA enables continuous ADC sampling without CPU intervention, while dual CAN interfaces connect to hospital network backbones. Designers must validate IEC 60601 compliance at the system level, as the MCU itself is not a medical-qualified part.
Được đề xuất
Human-Machine Interface (HMI) Panels
The PIC24EP512GU814T-I/PH drives TFT LCD panels, capacitive touch controllers, and multi-button keypads in industrial HMI terminals. Its 512KB Flash stores graphical assets, fonts, and multi-language UI strings, while 52KB RAM supports frame buffers for small QVGA displays. USB OTG enables field firmware updates via USB stick. Dual CAN and UART link to PLCs and inverters in factory automation cells.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24EP512GU814T-I/PH — 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 | PIC24EP512GU814T-E/PH | PIC24EP512GU814-I/PH | PIC24EP256GU814T-I/PH | dsPIC33EP512MU814-I/PH |
|---|---|---|---|---|---|
| Package | 144-pin TQFP (PH) 16x16 mm | 144-pin TQFP (PH) - same | 144-pin TQFP (PH) - same | 144-pin TQFP (PH) - same | 144-pin TQFP (PH) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB | 512 KB | 256 KB (-50%) | 512 KB |
| RAM | 52 KB | 52 KB | 52 KB | 52 KB | 48 KB (-8%) |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| USB | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG |
| CAN Controllers | 2x CAN 2.0B | 2x CAN 2.0B | 2x CAN 2.0B | 2x CAN 2.0B | 2x CAN 2.0B |
| DSP Extensions | No | No | No | No | Yes (MAC instructions) |
| Operating Temperature | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C | -40C to +85C |
Bảo phân biệt quan trọng
- Highest-density Flash in PIC24EP 144-pin TQFP family (vsPIC24EP256GU814T-I/PH)
- Industrial temperature grade standard, not extended (vsPIC24EP512GU814T-E/PH)
- General-purpose PIC24E core without DSP extensions (vsdsPIC33EP512MU814-I/PH)
Ghi chú thiết kế
Decoupling: place a 100nF X7R ceramic capacitor within 3mm of every VDD/VSS pin pair (total ~10-15 caps for the 144-pin TQFP) plus a 10uF ceramic or polymer bulk capacitor at the regulator output. Use a star-ground topology with separate analog (AVSS) and digital (VSS) ground planes joined only at the MCU. Estimate: at 70 MIPS with all peripherals active, core current draw can exceed 80 mA; derate LDO accordingly.
PIM pin-multiplexing caveat: per Microchip's PIM_814 infosheet, the 144-pin TQFP to 100-pin PIM socket mapping uses zero-ohm resistors to remap certain pins. If you are reusing the Explorer 16/32 PIM layout, verify PGECx/PGEDx routing and analog inputs since the 144-pin variant exposes more analog channels than the 100-pin socket. Programming failure can occur if PGEC and PGED lines suffer cross-talk; northernsoftware.com notes this family is more sensitive than other PIC devices.
Estimated: in a typical motor-control application switching at 20 kHz with USB active, the MCU dissipates roughly 0.3-0.5 W. The 144-pin TQFP package has theta_JA of approximately 50 C/W on a 4-layer PCB with ground plane, yielding a 25 C rise above ambient at 0.5 W. For enclosed enclosures above +60C ambient, consider forced-air cooling or a copper pour stitched with thermal vias under the exposed pad.
Do not exceed 3.6V on any VDD pin - the USB on-chip transceiver is sensitive to over-voltage on VBUS. Use a 3.3V LDO rated for at least 200 mA headroom. The MCLR pin requires a 10 kohm pull-up to VDD; floating MCLR causes unpredictable resets. Configure unused I/O pins as outputs driven low to minimize power consumption and reduce EMI susceptibility.
Thông tin tuân thủ
RoHS and lead-free per Microchip product page. Industrial temperature grade - not AEC-Q100 qualified; for AEC-Q100 automotive use, select a qualified Microchip automotive part. Halogen-free status not explicitly stated in retrieved data.
