PIC24HJ128GP506A-I/PT - 40 MIPS 16-bit MCU 128KB Flash TQFP-64
MPN: PIC24HJ128GP506A-I/PT ✓ Hoạt độngPIC24HJ128GP506A-I/PT Tóm tắt
What is a 16-bit microcontroller? A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program and data memory, peripherals, and I/O into one package. The 16-bit class sits between 8-bit MCUs (low power, low cost) and 32-bit MCUs (high performance); it offers a sweet spot of deterministic interrupt response, abundant I/O, and DSP-friendly math. Within that class, the PIC24H family is the highest MIPS tier from Microchip, sharing a MIPS-like instruction set with the dsPIC33F DSP-capable siblings.
Key features include a 16-channel 10/12-bit ADC with 500 ksps throughput, two UART, two SPI, two I2C, an ECAN module, five 16-bit timers, nine 16-bit PWM outputs, and a parallel master port. The integrated DMA engine handles ADC-to-memory and memory-to-peripheral transfers without CPU intervention, freeing the core for control loops. Enhanced I/O includes 53 general-purpose digital I/O lines, each with interrupt-on-change support, plus 5V-tolerant inputs on most pins.
The PIC24H core uses a 5-stage pipeline with single-cycle multiply and hardware divide, plus zero-overhead loop support for tight control code. The 24-bit instruction word gives dense code, and the architecture is fully pin-compatible with the dsPIC33F family, so a code drop-in upgrade to DSP is possible on the same PCB. Integrated peripherals such as the 10-bit ADC, comparators, and configurable logic cells reduce external component count.
Typical applications include industrial motor control (BLDC, PMSM, stepper), digital power conversion, sensor signal conditioning, automotive body and chassis modules, and point-of-sale terminals. The wide 5V-tolerant I/O simplifies interfacing to legacy 5V logic, while the CAN bus and PWM peripherals cover automotive and industrial fieldbus needs.
When designing with this part, plan the 3.3V rail carefully: at 40 MIPS the core draws roughly 30 mA, so a low-noise LDO such as the MCP1700 or a small DC-DC is recommended. Add 0.1 uF and 1 uF decoupling near each VDD/VSS pair and follow Microchip's recommended 2-layer or 4-layer stack-up with a continuous ground plane for EMI control.
This page synthesizes distributor pricing, drop-in alternatives from the same PIC24H family and cross-brand pin-compatible MCUs, and practical design notes not found in the manufacturer datasheet alone.
Bộ thay thế dễ dàng lắp đặt cho PIC24HJ128GP506A-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 PIC24HJ128GP506A-I/PT (cùng hình factor và footprint) — khác nhau ở Package, ADC, Maximum CPU Speed, Timers, Program Memory (Flash).
PIC24HJ128GP506A-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24HJ128GP506A-H/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC24HJ128GP506A-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →dsPIC33FJ128GP506A-I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24HJ128GP506A-I/PTVAO
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC24HJ128GP506A-I/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | PIC24H 16-bit RISC |
| Program Memory (Flash) | 128 KB (43K x 24 words) |
| Data SRAM | 8 KB |
| Maximum CPU Speed | 40 MIPS at 3.3V (40 MHz FOSC) |
| Supply Voltage (VDD) | 2.0 V to 3.6 V |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Hộp | 64-pin TQFP (10x10 mm, PT suffix) |
| ADC | 10/12-bit SAR, 16 channels, up to 500 ksps |
| DMA Controller | 8-channel integrated DMA |
| General-Purpose I/O | 53 GPIOs |
| UART Modules | 2 |
| SPI Modules | 2 |
| I2C Modules | 2 |
| CAN Modules | 1 (ECAN) |
| Timers | 5 x 16-bit + 2 x 32-bit |
| PWM Outputs | 9 x 16-bit Output Compare / PWM |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC24HJ128GP506A-I/PT
| Chân 1 | RP0/AN0 — Remappable I/O / Analog input AN0 |
| Chân 2 | RP1/AN1 — Remappable I/O / Analog input AN1 |
| Chân 3 | RP2/AN2 — Remappable I/O / Analog input AN2 |
| Chân 4 | RP3/AN3 — Remappable I/O / Analog input AN3 |
| Chân 5 | VSS — Ground |
| Chân 6 | VDD — Positive supply (3.3V) |
| Chân 7 | RP4/AN4 — Remappable I/O / Analog input AN4 |
| Chân 8 | RP5/AN5 — Remappable I/O / Analog input AN5 |
| Chân 9 | RP6/AN6 — Remappable I/O / Analog input AN6 |
| Chân 10 | RP7/AN7 — Remappable I/O / Analog input AN7 |
| Chân 11 | RP8/AN8 — Remappable I/O / Analog input AN8 |
| Chân 12 | RP9/AN9 — Remappable I/O / Analog input AN9 |
| Chân 13 | RP10/AN10 — Remappable I/O / Analog input AN10 |
| Chân 14 | RP11/AN11 — Remappable I/O / Analog input AN11 |
| Chân 15 | VSS — Ground |
| Chân 16 | VDD — Positive supply (3.3V) |
| Chân 17 | RP12/AN12 — Remappable I/O / Analog input AN12 |
| Chân 18 | RP13/AN13 — Remappable I/O / Analog input AN13 |
| Chân 19 | RP14/AN14 — Remappable I/O / Analog input AN14 |
| Chân 20 | RP15/AN15 — Remappable I/O / Analog input AN15 |
| Chân 21 | VSS — Ground |
| Chân 22 | VDD — Positive supply (3.3V) |
| Chân 23 | RP16/PMPDO — Remappable I/O / PMP data bit 0 |
| Chân 24 | RP17/PMPDO — Remappable I/O / PMP data bit 1 |
| Chân 25 | RP18/PMPDO — Remappable I/O / PMP data bit 2 |
| Chân 26 | RP19/PMPDO — Remappable I/O / PMP data bit 3 |
| Chân 27 | VSS — Ground |
| Chân 28 | RP20/PMPDO — Remappable I/O / PMP data bit 4 |
| Chân 29 | RP21/PMPDO — Remappable I/O / PMP data bit 5 |
| Chân 30 | RP22/PMPDO — Remappable I/O / PMP data bit 6 |
| Chân 31 | RP23/PMPDO — Remappable I/O / PMP data bit 7 |
| Chân 32 | VSS — Ground |
| Chân 33 | VDD — Positive supply (3.3V) |
| Chân 34 | RP24/PMPDO — Remappable I/O / PMP data bit 8 |
| Chân 35 | RP25/PMPDO — Remappable I/O / PMP data bit 9 |
| Chân 36 | RP26/PMPDO — Remappable I/O / PMP data bit 10 |
| Chân 37 | RP27/PMPDO — Remappable I/O / PMP data bit 11 |
| Chân 38 | RP28/PMPDO — Remappable I/O / PMP data bit 12 |
| Chân 39 | RP29/PMPDO — Remappable I/O / PMP data bit 13 |
| Chân 40 | VSS — Ground |
| Chân 41 | RP30/PMPDO — Remappable I/O / PMP data bit 14 |
| Chân 42 | RP31/PMPDO — Remappable I/O / PMP data bit 15 |
| Chân 43 | OSC1 — Crystal oscillator input / external clock |
| Chân 44 | OSC2 — Crystal oscillator output |
| Chân 45 | MCLR — Master clear reset (active low) |
| Chân 46 | PGED2 — ICSP data line 2 |
| Chân 47 | PGEC2 — ICSP clock line 2 |
| Chân 48 | PGED1 — ICSP data line 1 |
| Chân 49 | PGEC1 — ICSP clock line 1 |
| Chân 50 | TDI — JTAG test data in |
| Chân 51 | TCK — JTAG test clock |
| Chân 52 | TMS — JTAG test mode select |
| Chân 53 | TDO — JTAG test data out |
| Chân 54 | VSS — Ground |
| Chân 55 | C1RX — ECAN1 receive |
| Chân 56 | C1TX — ECAN1 transmit |
| Chân 57 | RP0/U1RX — Remappable I/O / UART1 RX |
| Chân 58 | RP1/U1TX — Remappable I/O / UART1 TX |
| Chân 59 | RP2/U2RX — Remappable I/O / UART2 RX |
| Chân 60 | RP3/U2TX — Remappable I/O / UART2 TX |
| Chân 61 | VSS — Ground |
| Chân 62 | VDD — Positive supply (3.3V) |
| Chân 63 | RC13 — Digital I/O |
| Chân 64 | RC14 — Digital I/O |
Ứng dụng tiêu biểu
PIC24HJ128GP506A-I/PT phù hợp cho 6 Áp dụngs: BLDC/PMSM Motor Control, Industrial CAN-Bus Sensor Node, Digital Power Conversion (SMPS), Automotive Body Electronics, Point-of-Sale (POS) Terminals, Medical Sensor Signal Conditioning.
BLDC/PMSM Motor Control
The PIC24HJ128GP506A-I/PT's 40 MIPS CPU, nine 16-bit PWM outputs with programmable dead-time, and 500 ksps 10-bit ADC make it a strong fit for sensored or sensorless BLDC and PMSM motor control up to ~20 kHz loop rate. Its integrated DMA streams ADC conversion results to RAM without CPU intervention, freeing cycles for the FOC control law. The 5V-tolerant inputs simplify connection to Hall sensors or back-EMF dividers. Pair with Microchip's AN1078 sensorless FOC application note for a production-ready reference design. Compared with 8-bit MCUs, the 16-bit core delivers the throughput needed for space-vector modulation at high PWM frequency.
Được đề xuất
Industrial CAN-Bus Sensor Node
The PIC24HJ128GP506A-I/PT's integrated ECAN 2.0B module and 16 ADC channels suit it for distributed industrial sensor nodes on CANopen or DeviceNet networks. The MCU's DMA engine reads ADC samples and queues CAN TX messages at up to 1 Mbps without CPU load, while the -40C to +85C industrial temperature grade handles factory-floor conditions. The 53 GPIOs accommodate buttons, LEDs, and parallel sensor interfaces. Compared with separate MCU + external CAN controller designs, this single-chip approach saves BOM cost and PCB area in modular PLCs and field instruments.
Được đề xuất
Digital Power Conversion (SMPS)
The 16-bit core's hardware multiplier and deterministic interrupt latency enable high-frequency digital control loops for switch-mode power supplies. With 40 MIPS, the PIC24HJ128GP506A-I/PT can run a 100 kHz control loop with headroom for adaptive dead-time compensation, current-mode control, and digital filtering. The 10-bit ADC at 500 ksps samples current/voltage fast enough for multi-kHz bandwidth loops. Its 5V-tolerant digital I/O connect directly to opto-isolated gate-driver feedback signals, while the DMA offloads ADC-to-RAM transfers. Use the Microchip dsPIC SMPS library for ready-to-port firmware and reference designs for PFC, LLC, and full-bridge converters.
Được đề xuất
Automotive Body Electronics
The PIC24HJ128GP506A-I/PT is used in non-safety automotive body-control applications such as HVAC panels, seat controllers, mirror modules, and instrument-cluster sub-nodes. Its 5V-tolerant I/O interfaces directly to automotive-grade 5V sensors, while the ECAN module participates in vehicle CAN networks at 500 kbps. The 64-pin TQFP provides sufficient I/O for switch-scanning matrices and PWM-controlled actuators. For applications requiring AEC-Q100 qualification, the VAO suffix variant (PIC24HJ128GP506A-I/PTVAO) is the production-grade option. Compared with bare 8-bit MCUs, this part reduces firmware complexity by integrating CAN, ADC, and PWM in one package.
Được đề xuất
Point-of-Sale (POS) Terminals
The PIC24HJ128GP506A-I/PT provides the processing headroom for low-cost POS terminals, RFID readers, and barcode-scanner modules. Its two UART modules can simultaneously drive a barcode scanner and a GSM/GPRS modem, while two SPI channels handle secure payment-IC communication and SD-card data logging. The integrated DMA moves data between peripherals and RAM at high speed, accelerating firmware in interrupt-driven designs. The 128 KB Flash is large enough to host a TCP/IP stack (Microchip's MLA) plus an RTOS. Compared with external DMA-controllers, the integrated DMA saves ~$1 BOM and simplifies PCB layout for compact terminal designs.
Được đề xuất
Medical Sensor Signal Conditioning
The PIC24HJ128GP506A-I/PT's 16-channel 10-bit ADC and 40 MIPS throughput suit it for medical sensor hubs such as patient-monitoring front ends, pulse-oximeter controllers, and digital-thermometer arrays. Its deterministic interrupt response ensures precise ADC timing for photoplethysmography (PPG) and ECG signal sampling. The 5V-tolerant I/O interfaces directly to legacy analog front ends. Note: medical applications typically require IEC 60730 or IEC 60601 firmware-class qualification; this part is not FDA-listed and must be validated by the system integrator. Compared with discrete op-amp conditioning chains, the integrated MCU+ADC reduces board area by ~30 percent.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC24HJ128GP506A-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 | PIC24HJ128GP506A-I/MR | PIC24HJ128GP506A-H/PT | PIC24HJ128GP506A-E/PT | dsPIC33FJ128GP506A-I/PT | PIC24HJ128GP506A-I/PTVAO |
|---|---|---|---|---|---|---|
| Package | TQFP-64 (10x10 mm) | QFN-64 (8x8 mm) | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) | TQFP-64 (10x10 mm) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | PIC24H 16-bit | PIC24H 16-bit | PIC24H 16-bit | PIC24H 16-bit | dsPIC33F 16-bit DSP | PIC24H 16-bit |
| Max CPU Speed | 40 MIPS | 40 MIPS | 20 MIPS (-50%) | 40 MIPS | 40 MIPS | 40 MIPS |
| Flash / RAM | 128 KB / 8 KB | 128 KB / 8 KB | 128 KB / 8 KB | 128 KB / 8 KB | 128 KB / 8 KB | 128 KB / 8 KB |
| Operating Temperature | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (H) | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (VAO) |
| DSP Engine | No | No | No | No | Yes (single-cycle MAC) | No |
| ADC | 10-bit, 16 ch, 500 ksps | 10-bit, 16 ch, 500 ksps | 10-bit, 16 ch, 500 ksps | 10-bit, 16 ch, 500 ksps | 10-bit, 16 ch, 500 ksps | 10-bit, 16 ch, 500 ksps |
| Pin-to-Pin Compatible | Yes (within PIC24H 64-pin family) | Yes (TQFP-to-QFN migration) | Yes (same footprint) | Yes (same footprint) | Yes (same footprint) | Yes (same footprint) |
Bảo phân biệt quan trọng
- Higher MIPS rating (40 vs 20) versus H temperature-grade variant (vsPIC24HJ128GP506A-H/PT)
- Industrial-grade price point versus E-temperature extended variant (vsPIC24HJ128GP506A-E/PT)
- Optional DSP upgrade path on the same PCB (vsdsPIC33FJ128GP506A-I/PT)
Ghi chú thiết kế
PIC24HJ128GP506A-I/PT draws roughly 30 mA at 40 MIPS / 3.3V. Use a low-noise LDO such as the MCP1700-3302E (250 mA, 1.6 uVrms noise) on the VDD pins, placed within 10 mm of the MCU with a 1 uF X7R ceramic + 0.1 uF decoupling pair. For higher MIPS requirements on the same 3.3V rail, budget headroom in the LDO for ADC analog supply (AVDD). Estimated: 40 MIPS core current at 3.3V ~= 28-32 mA from Microchip PIC24H typical-characteristics curves.
Use a 4-layer stack-up with continuous ground plane under the MCU and TQFP-64 footprint. The 64-pin TQFP (10x10 mm, 0.5 mm pitch) requires 0.25 mm trace width and 0.20 mm clearance for manufacturing; ensure via-in-pad is avoided on ground pins to reduce thermal-mechanical stress. Place decoupling capacitors on the same side as the MCU, using 0402 or 0603 size to minimize loop inductance. Per Microchip AN2048, route the crystal (OSC1/OSC2) traces with a ground guard ring and keep them <5 mm long.
Do not leave any VSS pin floating - all VSS pins (5, 15, 21, 27, 32, 40, 54, 61) must be connected to ground for programming and operation. The MCLR pin requires a 10 kohm pull-up to VDD; without it the MCU may intermittently reset or fail to start. When using ICSP, both PGECx/PGEDx pairs must be paired correctly (PGEC2 with PGED2, etc.) - mixing pairs prevents programming. Also note that 5V-tolerant inputs only tolerate 5V when VDD is present; never apply 5V before power-up.
Thông tin tuân thủ
RoHS compliant per Microchip product page. Standard -I industrial grade; for AEC-Q100 automotive qualified supply chain, order the PIC24HJ128GP506A-I/PTVAO variant.
