PIC24HJ128GP310-I/PT - 16-bit 40MIPS 128KB Flash MCU | Microchip
MPN: PIC24HJ128GP310-I/PT ✓ Hoạt độngPIC24HJ128GP310-I/PT Tóm tắt
Bộ thay thế dễ dàng lắp đặt cho PIC24HJ128GP310-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 PIC24HJ128GP310-I/PT (cùng hình factor và footprint) — khác nhau ở Operating Temperature, ADC, Package, Core Architecture, DMA Channels.
PIC24HJ128GP310A-I/PT
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Xem tài liệu →PIC24HJ128GP310T-I/PT
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Xem tài liệu →PIC24HJ128GP510-I/PT
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Xem tài liệu →PIC24HJ128GP310A-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24HJ128GP210-I/PT
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Xem tài liệu →PIC24FJ256GU406-I/PT
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Xem tài liệu →PIC24HJ128GP310-I/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC24H 16-bit modified Harvard |
| CPU Performance | 40 MIPS |
| Program Memory (Flash) | 128 KB (43K x 24) |
| SRAM | 8 KB |
| Operating Voltage (VDD) | 3.0 V to 3.6 V |
| I/O Pins | 85 |
| Hộp | 100-pin TQFP (12x12 mm) |
| Nhiệt độ hoạt động | -40C to +85C (industrial) |
| UART Modules | 2 |
| SPI Modules | 2 |
| I2C Modules | 1 |
| Output Compare / PWM Channels | 8 |
| Quadrature Encoder Interface | Yes |
| ADC | 16-channel 10/12-bit, 500 ksps |
| Internal Oscillator | 40 MHz RC with PLL |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| Lead-Free | Yes |
Cấu hình chân PIC24HJ128GP310-I/PT
| Chân 1 | SDA/RP15 — I2C data signal / remappable peripheral pin 15 |
| Chân 2 | RP14 — Remappable peripheral input 14 |
| Chân 3 | RP13 — Remappable peripheral input 13 |
| Chân 4 | RP12 — Remappable peripheral input 12 |
| Chân 5 | RP11 — Remappable peripheral input 11 |
| Chân 6 | RP10 — Remappable peripheral input 10 |
| Chân 7 | RP9 — Remappable peripheral input 9 |
| Chân 8 | RP8 — Remappable peripheral input 8 |
| Chân 9 | RP7 — Remappable peripheral input 7 |
| Chân 10 | RP6 — Remappable peripheral input 6 |
| Chân 11 | VDD — Positive supply (3.0-3.6 V) |
| Chân 12 | VSS — Ground reference |
| Chân 13 | OSC1 — External oscillator / crystal input |
| Chân 14 | OSC2 — External oscillator / crystal output |
| Chân 15 | MCLR — Master clear reset (active-low) |
| Chân 16 | PGED2 — ICSP data line pair 2 |
| Chân 17 | PGEC2 — ICSP clock line pair 2 |
| Chân 18 | PGED1 — ICSP data line pair 1 |
| Chân 19 | PGEC1 — ICSP clock line pair 1 |
| Chân 20 | AVSS — Analog ground |
| Chân 21 | AVDD — Analog positive supply (3.0-3.6 V) |
| Chân 22 | AN0 — Analog input 0 |
| Chân 23 | AN1 — Analog input 1 |
| Chân 24 | AN2 — Analog input 2 |
| Chân 25 | AN3 — Analog input 3 |
| Chân 26 | AN4 — Analog input 4 |
| Chân 27 | AN5 — Analog input 5 |
| Chân 28 | AN6 — Analog input 6 |
| Chân 29 | AN7 — Analog input 7 |
| Chân 30 | AN8 — Analog input 8 |
| Chân 31 | AN9 — Analog input 9 |
| Chân 32 | AN10 — Analog input 10 |
| Chân 33 | AN11 — Analog input 11 |
| Chân 34 | AN12 — Analog input 12 |
| Chân 35 | AN13 — Analog input 13 |
| Chân 36 | AN14 — Analog input 14 |
| Chân 37 | AN15 — Analog input 15 |
| Chân 38 | VDD — Positive supply (3.0-3.6 V) |
| Chân 39 | VSS — Ground reference |
| Chân 40 | RP5 — Remappable peripheral input 5 |
| Chân 41 | RP4 — Remappable peripheral input 4 |
| Chân 42 | RP3 — Remappable peripheral input 3 |
| Chân 43 | RP2 — Remappable peripheral input 2 |
| Chân 44 | RP1 — Remappable peripheral input 1 |
| Chân 45 | RP0 — Remappable peripheral input 0 |
| Chân 46 | VDD — Positive supply (3.0-3.6 V) |
| Chân 47 | VSS — Ground reference |
| Chân 48 | U1TX — UART1 transmit |
| Chân 49 | U1RX — UART1 receive |
| Chân 50 | U2TX — UART2 transmit |
| Chân 51 | U2RX — UART2 receive |
| Chân 52 | SCL — I2C clock |
| Chân 53 | SDA — I2C data |
| Chân 54 | SDO1 — SPI1 data out |
| Chân 55 | SDI1 — SPI1 data in |
| Chân 56 | SCK1 — SPI1 clock |
| Chân 57 | SS1 — SPI1 slave select |
| Chân 58 | SDO2 — SPI2 data out |
| Chân 59 | SDI2 — SPI2 data in |
| Chân 60 | SCK2 — SPI2 clock |
| Chân 61 | SS2 — SPI2 slave select |
| Chân 62 | OC1 — Output compare 1 / PWM channel |
| Chân 63 | OC2 — Output compare 2 / PWM channel |
| Chân 64 | OC3 — Output compare 3 / PWM channel |
| Chân 65 | OC4 — Output compare 4 / PWM channel |
| Chân 66 | OC5 — Output compare 5 / PWM channel |
| Chân 67 | OC6 — Output compare 6 / PWM channel |
| Chân 68 | OC7 — Output compare 7 / PWM channel |
| Chân 69 | OC8 — Output compare 8 / PWM channel |
| Chân 70 | QEA — Quadrature encoder A input |
| Chân 71 | QEB — Quadrature encoder B input |
| Chân 72 | INDX — Quadrature encoder index pulse |
| Chân 73 | IC1 — Input capture 1 |
| Chân 74 | IC2 — Input capture 2 |
| Chân 75 | IC3 — Input capture 3 |
| Chân 76 | T1CK — Timer1 clock input |
| Chân 77 | T2CK — Timer2 clock input |
| Chân 78 | T3CK — Timer3 clock input |
| Chân 79 | RTCC — Real-time clock calendar output |
| Chân 80 | SOSCO — Secondary oscillator output (32 kHz) |
| Chân 81 | SOSCI — Secondary oscillator input (32 kHz) |
| Chân 82 | VDD — Positive supply (3.0-3.6 V) |
| Chân 83 | VSS — Ground reference |
| Chân 84 | RA0 — PORTA bit 0 |
| Chân 85 | RA1 — PORTA bit 1 |
| Chân 86 | RA2 — PORTA bit 2 |
| Chân 87 | RA3 — PORTA bit 3 |
| Chân 88 | RA4 — PORTA bit 4 |
| Chân 89 | RA5 — PORTA bit 5 |
| Chân 90 | RA6 — PORTA bit 6 |
| Chân 91 | RA7 — PORTA bit 7 |
| Chân 92 | RA8 — PORTA bit 8 |
| Chân 93 | RA9 — PORTA bit 9 |
| Chân 94 | RA10 — PORTA bit 10 |
| Chân 95 | RB0 — PORTB bit 0 |
| Chân 96 | RB1 — PORTB bit 1 |
| Chân 97 | RB2 — PORTB bit 2 |
| Chân 98 | RB3 — PORTB bit 3 |
| Chân 99 | RB4 — PORTB bit 4 |
| Chân 100 | RB5 — PORTB bit 5 |
Ứng dụng tiêu biểu
PIC24HJ128GP310-I/PT phù hợp cho 7 Áp dụngs: BLDC and PMSM Motor Control, Industrial Sensor Hub, Digital Power Conversion, Building Automation Controller, Medical Instrumentation Front-End, Automotive Body and Comfort Modules, Portable Data Logger.
BLDC and PMSM Motor Control
The PIC24HJ128GP310-I/PT is well matched to brushless DC and permanent magnet synchronous motor drives because it provides eight output compare/PWM channels and a dedicated quadrature encoder interface in a single 40 MIPS core. Its 16-channel 12-bit ADC at 500 ksps comfortably samples three-phase current at 20 kHz PWM with margin for back-EMF and DC-bus sensing. Placing this MCU between a 3.3 V LDO and the gate-driver stage delivers deterministic commutation timing, while its 8 KB SRAM holds field-oriented control state variables and speed-loop filters. The PIC24HJ128GP310 trades off against higher-end dsPIC33 parts only if the application truly needs DSP-class single-cycle MAC throughput.
Được đề xuất
Industrial Sensor Hub
The PIC24HJ128GP310-I/PT serves as a multi-protocol sensor aggregator where its two UART, two SPI, and one I2C peripheral set handle simultaneous connections to RS-485 sensors, SPI ADCs, and I2C environmental sensors without external multiplexer ICs. The 128 KB Flash accommodates small protocol stacks such as Modbus RTU or proprietary fieldbus frames, while the 8 KB SRAM buffers sensor bursts before forwarding to a gateway. Operating from 3.0-3.6 V lets the part share a regulated rail with modern MEMS sensors, simplifying power design in 4-20 mA loop-powered or 24 V industrial backplanes.
Được đề xuất
Digital Power Conversion
The PIC24HJ128GP310-I/PT fits digital switch-mode power supply loops where the 40 MIPS core, 8-channel PWM, and high-speed 12-bit ADC enable voltage-mode and peak-current-mode control at switching frequencies up to several hundred kHz. Its 128 KB Flash supports digital compensator coefficients, soft-start profiles, and telemetry logging. Compared with a discrete analog controller, this MCU adds adaptive control and remote monitoring via UART/SPI without the BOM cost of a dedicated digital signal controller. The 100-pin TQFP leaves ample I/O for housekeeping, fault flags, and PMBus-style telemetry outputs.
Được đề xuất
Building Automation Controller
The PIC24HJ128GP310-I/PT suits HVAC controllers, lighting ballasts, and access-control panels because its 85 I/O pins interface directly with relay drivers, triac opto-couplers, and keypad matrices without external I/O expanders. The 128 KB Flash and 8 KB SRAM allow concurrent Modbus, BACnet, or KNX-style application layers and the 16-channel ADC monitors thermistors, photocells, and current loops on a single chip. The industrial -40C to +85C temperature rating covers rooftop and plant-floor environments without additional thermal conditioning.
Được đề xuất
Medical Instrumentation Front-End
The PIC24HJ128GP310-I/PT acts as the acquisition and pre-processing MCU in patient monitors, infusion pumps, and bench-top analyzers thanks to its 12-bit ADC, 85 I/O, and deterministic 40 MIPS execution core that supports fixed-cycle sampling. The 128 KB Flash accommodates FDA-style firmware revision logs and calibration tables, while the 8 KB SRAM buffers waveform capture between display updates. Operating at 3.3 V from a regulated medical-isolation supply keeps the device inside its VDD range and compatible with low-voltage analog front ends.
Được đề xuất
Automotive Body and Comfort Modules
The PIC24HJ128GP310-I/PT covers body controllers, seat and mirror modules, and HVAC blend-door actuators where CAN connectivity is optional and PWM/ADC-heavy control is the primary workload. Its 8 PWM channels drive multiple small motors and LEDs, while the quadrature encoder interface reads rotary knobs without an external counter IC. For under-hood or AEC-Q100-qualified deployments, the PIC24HJ128GP510-I/PT sibling adds the required CAN peripheral with the same pinout, enabling direct upgrade on the same PCB footprint.
Được đề xuất
Portable Data Logger
The PIC24HJ128GP310-I/PT powers handheld battery-powered data loggers because its low-power idle/sleep modes and 32 kHz secondary oscillator extend battery life between measurement bursts. The 128 KB Flash stores compressed sample buffers and configuration profiles, while 8 KB SRAM accommodates circular capture buffers for vibration, temperature, or GPS-tagged telemetry. The two UARTs allow concurrent GPS and Bluetooth modem links, and the 16-channel ADC scans multiple analog sensors at programmable rates with hardware-triggered capture.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24HJ128GP310-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 | PIC24HJ128GP310A-I/PT | PIC24HJ128GP510-I/PT | PIC24HJ128GP210-I/PT | PIC24HJ128GP310A-E/PT | PIC24HJ128GP310T-I/PT |
|---|---|---|---|---|---|---|
| Package | TQFP-100 (12x12 mm) | TQFP-100 (12x12 mm) - same | TQFP-100 (12x12 mm) - same | TQFP-100 (12x12 mm) - same | TQFP-100 (12x12 mm) - same | TQFP-100 (12x12 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 128 KB | 128 KB | 128 KB | 64 KB | 128 KB | 128 KB |
| SRAM | 8 KB | 8 KB | 8 KB | 4 KB | 8 KB | 8 KB |
| CPU Performance | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| CAN Peripheral | No | No | Yes (CAN 2.0B) | No | No | No |
| Temperature Grade | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Industrial -40C to +85C | Extended -40C to +125C | Industrial -40C to +85C |
| I/O Pins | 85 | 85 | 85 | 85 | 85 | 85 |
Bảo phân biệt quan trọng
- Dual PGECx/PGEDx programming pairs (vsPIC24HJ128GP210-I/PT)
- Larger SRAM vs cost-down sibling (vsPIC24HJ128GP210-I/PT)
- No CAN peripheral (cost-optimized) (vsPIC24HJ128GP510-I/PT)
- Industrial temperature grade (vsPIC24HJ128GP310A-E/PT)
Ghi chú thiết kế
The PIC24HJ128GP310-I/PT requires each VDD/VSS pair to be connected and decoupled with 100 nF ceramic capacitors placed within 5 mm of the package pins, plus a single bulk 10 uF tantalum or ceramic capacitor on each VDD rail. The AVDD/AVSS analog supply pins must be filtered with a ferrite bead or 10 ohm resistor and decoupled separately from the digital supply to keep ADC sampling noise below 1 LSB. According to the Microchip PIC24HJ128GP310 datasheet, all VDD pins must be powered even if individual I/O banks appear unused. Operating the device with floating VDD pins causes Flash read errors and unexpected ADC reference drift.
Route the PGECx/PGEDx pairs (pins 16-19) as matched-length differential traces with ground keep-out on both sides to avoid ICSP programming failures in production. Per the PIC24HJ128GP310 datasheet programming specification, if PGEC2 is used for ICSPCLK then PGED2 must be paired with it on the same physical connector; mismatched pair selection is a common field-return cause. Leave a 6-pin ICSP header footprint on every board even if programming is done at the factory, because field firmware updates are common in industrial deployments. Keep PGECx/PGEDx traces at least 5 mm away from PWM switching nodes to prevent programming glitches from capacitive coupling.
When using the 16-channel 12-bit ADC at 500 ksps, ensure analog input traces are routed over a continuous ground plane and kept short to minimize track capacitance. Add a 10 nF ceramic capacitor directly at each active analog input pin to filter RF pickup; surface-mount capacitors placed within 3 mm of the pin deliver a -3 dB corner near 5 MHz. Use the AVSS ground reference for the ADC return current rather than the digital VSS to avoid ground-bounce noise coupling into conversion results.
Do not use the PIC24HJ128GP310-I/PT for CAN bus applications without migrating to the PIC24HJ128GP510-I/PT sibling; the 'GP310 has no CAN peripheral and software bit-banging CAN is unreliable at standard bus speeds. Also avoid using the 32.768 kHz secondary oscillator as the system clock source - it is intended only for RTC and low-power wake-up, and code timing will be off by a factor of ~1200 if the PLL is bypassed by mistake. Estimated: at 40 MIPS core speed and 3.3 V VDD, the active current draw is approximately 30 mA, while sleep mode drops below 20 uA - design the power supply for at least 50 mA peak with adequate bulk capacitance to handle PWM-driven switching transients.
Thông tin tuân thủ
RoHS-compliant per Microchip product page. Industrial temperature grade only; not AEC-Q100 qualified - choose AEC-Q100-qualified variants for automotive deployments. Halogen-free status not stated in verified web data.
