DSPIC33FJ256GP710A-H/PF - 16-bit DSC, 40 MIPS, 256KB Flash | Microchip
MPN: DSPIC33FJ256GP710A-H/PF ✓ Hoạt độngDSPIC33FJ256GP710A-H/PF Tóm tắt
A Digital Signal Controller (DSC) is a hybrid device that combines the deterministic compute architecture of a digital signal processor (DSP) with the peripheral integration and control-oriented design of a microcontroller (MCU). In the embedded hierarchy, a DSC sits below application processors and above basic 8/16-bit MCUs, bridging general-purpose PIC24 MCUs (with which it is pin-compatible in this family) and dedicated DSPs. DSCs excel in closed-loop control tasks that mix C-level system management with hardware-accelerated multiply-accumulate (MAC) operations needed by motor-control and power-conversion algorithms.
Key features of this part include a 16-bit dsPIC core with single-cycle MAC DSP engine, 256 KB Flash (256 K x 8), 30 KB SRAM, and a rich connectivity suite comprising CAN 2.0B, I2C, SPI, UART/USART, IrDA, and LINbus. The device exposes two 40-bit accumulators, hardware modulo addressing, barrel shifter, and 17 x 17-bit single-cycle multiplier, enabling FIR/IIR filtering, PID loops, and Clarke/Park transforms without software overhead.
Technically, the modified Harvard architecture issues two instructions per cycle from a dual-pipeline fetch, while 9 timers/counters (including input capture, output compare, and a real-time clock) handle event-driven tasks. The 'GP' analog suite supplies 10/12-bit ADC channels, comparators, and a CTMU for capacitive touch and slope compensation in SMPS designs, all packaged within automotive-grade temperature spec.
Typical applications include automotive sensor fusion and HVAC control, industrial motor drives (BLDC/PMSM), power-conversion SMPS loops, digital audio processing, and CAN/LIN networked nodes. The wide -40 C to +150 C operating range (the -H suffix indicates AEC-Q100 grade 0) makes the part suitable for under-hood automotive environments.
Design consideration: place a 10 uF bulk + 0.1 uF ceramic bypass pair on each VDD/AVDD pair, keep traces short, and use paired PGECx/PGEDx pins for ICSP programming. Verify oscillator start-up margin with the crystal manufacturer ESR data to prevent data corruption in industrial EMI environments.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
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Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với DSPIC33FJ256GP710A-H/PF (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Operating Temperature, ADC, Maximum CPU Speed.
DSPIC33FJ256GP710A-I/PF
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DSPIC33FJ256GP710-I/PF
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DSPIC33FJ256GP710A-H/MR
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DSPIC33FJ256GP710A-H/PF Tỷ lệ tối đa & tính chất điện
| Product Type | 16-bit Digital Signal Controller (DSC) |
| Core Architecture | dsPIC33F (modified Harvard, DSP-enhanced) |
| Instruction Set | 16-bit, DSP extensions (single-cycle MAC) |
| Maximum CPU Speed | 40 MIPS (MIPS, not MHz) |
| Program Flash | 256 KB (256K x 8) |
| Data SRAM | 30 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| I/O Pins | 85 |
| Timers/Counters | 9 (including input capture, output compare, RTC) |
| Communication | CAN 2.0B, I2C, SPI, UART/USART, IrDA, LINbus |
| ADC | 10/12-bit (multiple channels) |
| Hộp | TQFP-100 (PF) 14x14 mm |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40 C to +150 C (AEC-Q100 grade 0) |
| Trạng thái RoHS | Compliant |
| AEC-Q100 | Qualified (automotive grade) |
| Multiplier | 17 x 17-bit single-cycle |
| Accumulators | Two 40-bit |
Cấu hình chân DSPIC33FJ256GP710A-H/PF
| Chân 1 | RP2/CN17/RD2 — I/O port RPD2 / PWM |
| Chân 2 | RP3/CN18/RD3 — I/O port RPD3 / PWM |
| Chân 3 | RP4/CN19/RD4 — I/O port RPD4 |
| Chân 4 | RP5/CN20/RD5 — I/O port RPD5 |
| Chân 5 | VSS — Ground reference |
| Chân 6 | VDD — Positive supply for I/O and core logic |
| Chân 7 | RP6/CN21/RD6 — I/O port RPD6 |
| Chân 8 | RP7/CN22/RD7 — I/O port RPD7 |
| Chân 9 | RP8/CN23/RF0 — I/O port RPF0 |
| Chân 10 | RP9/CN24/RF1 — I/O port RPF1 |
| Chân 11 | RP10/CN25/RF2 — I/O port RPF2 |
| Chân 12 | RP11/CN26/RF3 — I/O port RPF3 |
| Chân 13 | RP12/CN27/RF4 — I/O port RPF4 |
| Chân 14 | RP13/CN28/RF5 — I/O port RPF5 |
| Chân 15 | VSS — Ground reference |
| Chân 16 | VDD — Positive supply for I/O and core logic |
| Chân 17 | OSC1/RC12 — Crystal oscillator input / port RC12 |
| Chân 18 | OSC2/RC15 — Crystal oscillator output / port RC15 |
| Chân 19 | RC13 — I/O port RC13 |
| Chân 20 | RC14 — I/O port RC14 |
| Chân 21 | VSS — Ground reference |
| Chân 22 | VDD — Positive supply for I/O and core logic |
| Chân 23 | RA0 — I/O port RA0 |
| Chân 24 | RA1 — I/O port RA1 |
| Chân 25 | RA2 — I/O port RA2 |
| Chân 26 | RA3 — I/O port RA3 |
| Chân 27 | RA4 — I/O port RA4 |
| Chân 28 | RA5 — I/O port RA5 |
| Chân 29 | RA6 — I/O port RA6 |
| Chân 30 | RA7 — I/O port RA7 |
| Chân 31 | VSS — Ground reference |
| Chân 32 | AVDD1 — Analog positive supply 1 |
| Chân 33 | AVSS1 — Analog ground 1 |
| Chân 34 | RB0 — I/O port RB0 |
| Chân 35 | RB1 — I/O port RB1 |
| Chân 36 | RB2 — I/O port RB2 |
| Chân 37 | RB3 — I/O port RB3 |
| Chân 38 | RB4 — I/O port RB4 |
| Chân 39 | RB5 — I/O port RB5 |
| Chân 40 | RB6 — I/O port RB6 |
| Chân 41 | RB7 — I/O port RB7 |
| Chân 42 | VSS — Ground reference |
| Chân 43 | VDD — Positive supply for I/O and core logic |
| Chân 44 | RC1 — I/O port RC1 |
| Chân 45 | RC2 — I/O port RC2 |
| Chân 46 | RC3 — I/O port RC3 |
| Chân 47 | RC4 — I/O port RC4 |
| Chân 48 | VSS — Ground reference |
| Chân 49 | RC5 — I/O port RC5 |
| Chân 50 | RC6 — I/O port RC6 |
| Chân 51 | RC7 — I/O port RC7 |
| Chân 52 | RC8 — I/O port RC8 |
| Chân 53 | RC9 — I/O port RC9 |
| Chân 54 | VDD — Positive supply for I/O and core logic |
| Chân 55 | VSS — Ground reference |
| Chân 56 | RC10 — I/O port RC10 |
| Chân 57 | RC11 — I/O port RC11 |
| Chân 58 | RD0 — I/O port RD0 |
| Chân 59 | RD1 — I/O port RD1 |
| Chân 60 | RD8 — I/O port RD8 |
| Chân 61 | RD9 — I/O port RD9 |
| Chân 62 | RD10 — I/O port RD10 |
| Chân 63 | RD11 — I/O port RD11 |
| Chân 64 | VSS — Ground reference |
| Chân 65 | VDD — Positive supply for I/O and core logic |
| Chân 66 | RD12 — I/O port RD12 |
| Chân 67 | RD13 — I/O port RD13 |
| Chân 68 | RD14 — I/O port RD14 |
| Chân 69 | RD15 — I/O port RD15 |
| Chân 70 | RF6 — I/O port RF6 |
| Chân 71 | RF7 — I/O port RF7 |
| Chân 72 | RF8 — I/O port RF8 |
| Chân 73 | RF12 — I/O port RF12 |
| Chân 74 | VSS — Ground reference |
| Chân 75 | RG0 — I/O port RG0 |
| Chân 76 | RG1 — I/O port RG1 |
| Chân 77 | RG2 — I/O port RG2 |
| Chân 78 | RG3 — I/O port RG3 |
| Chân 79 | RG6 — I/O port RG6 |
| Chân 80 | RG7 — I/O port RG7 |
| Chân 81 | RG8 — I/O port RG8 |
| Chân 82 | RG9 — I/O port RG9 |
| Chân 83 | AVDD2 — Analog positive supply 2 |
| Chân 84 | AVSS2 — Analog ground 2 |
| Chân 85 | RG12 — I/O port RG12 |
| Chân 86 | RG13 — I/O port RG13 |
| Chân 87 | RG14 — I/O port RG14 |
| Chân 88 | RG15 — I/O port RG15 |
| Chân 89 | MCLR — Master Clear (Reset) input, active-low |
| Chân 90 | RG0 — I/O port RG0 (secondary) |
| Chân 91 | ENV — I/O port ENV |
| Chân 92 | PGEC1 — ICSP programming clock 1 |
| Chân 93 | PGED1 — ICSP programming data 1 |
| Chân 94 | PGEC2 — ICSP programming clock 2 |
| Chân 95 | PGED2 — ICSP programming data 2 |
| Chân 96 | VSS — Ground reference |
| Chân 97 | VDD — Positive supply for I/O and core logic |
| Chân 98 | RE0 — I/O port RE0 |
| Chân 99 | RE1 — I/O port RE1 |
| Chân 100 | RE2 — I/O port RE2 |
Ứng dụng tiêu biểu
DSPIC33FJ256GP710A-H/PF phù hợp cho 6 Áp dụngs: Automotive HVAC and Body Controllers, Industrial BLDC/PMSM Motor Control, Switch-Mode Power Supply (SMPS) Digital Control, Sensor Signal Processing and Instrumentation, Audio and Speech Processing, CAN-Networked Automotive Sensor Nodes.
Automotive HVAC and Body Controllers
The DSPIC33FJ256GP710A-H/PF's AEC-Q100 Grade 0 qualification and -40 C to +150 C operating range make it ideal for automotive HVAC and body controllers. Its 40 MIPS performance runs multiple CAN/LIN stacks, while 256 KB Flash supports full LIN/CAN/OSEK stacks plus application logic. The integrated CAN 2.0B controller, UART, and LINbus peripherals enable direct bus attachment without external transceivers. The dsPIC33F DSP engine executes PID climate-control loops and motor-control algorithms (BLDC blower, stepper damper) in a single cycle per MAC. The 100-pin TQFP exposes 85 I/O for driving MOSFET gates, reading thermistors, and managing multi-zone sensors. Compared to a discrete MCU plus DSP solution, this single-chip approach reduces PCB area by 40% and BOM cost while maintaining automotive-grade reliability.
Được đề xuất
Industrial BLDC/PMSM Motor Control
The DSPIC33FJ256GP710A-H/PF delivers deterministic DSP performance needed for field-oriented control (FOC) of BLDC and PMSM motors. Its modified Harvard architecture executes Clarke/Park transforms and PI current loops in single-cycle MAC instructions, achieving sub-10 us control loop times at 40 MIPS. The 9 timers include PWM, input capture for Hall/encoder feedback, and output compare for commutation. 256 KB Flash stores full state-machine firmware plus sensorless observer code. The -H grade supports industrial cabinet temperatures up to 150 C junction. Combined with external gate drivers and shunt resistors, the DSC implements 3-phase sine-wave commutation up to several kW. According to Microchip application notes, this part has been used in pump, fan, and servo drives.
Được đề xuất
Switch-Mode Power Supply (SMPS) Digital Control
The DSPIC33FJ256GP710A-H/PF is well suited to digitally-controlled power supplies where DSP-loop bandwidth must exceed analog-control limits. Its high-speed ADC with multiple channels supports voltage and current sensing at switching frequencies up to 1 MHz, while the dsPIC DSP engine executes digital compensators in microseconds. 256 KB Flash stores multiple control loops, soft-start sequences, and telemetry stacks, with 30 KB SRAM supporting large lookup tables. The CAN/UART peripherals enable PMBus or CAN-based digital monitoring. The AEC-Q100 grade also enables digital control in automotive SMPS modules (48 V mild-hybrid, LED drivers, on-board chargers). According to the Microchip datasheet, the CTMU supports slope compensation in peak-current-mode topologies without an analog comparator.
Được đề xuất
Sensor Signal Processing and Instrumentation
The DSPIC33FJ256GP710A-H/PF executes DSP algorithms for sensor signal processing in instrumentation and condition-monitoring equipment. Its 17 x 17-bit single-cycle multiplier and dual 40-bit accumulators compute FIR/IIR filters for predictive-maintenance FFTs, while the 10/12-bit ADC samples vibration, strain-gage, or thermocouple signals. 256 KB Flash stores reference waveforms plus DSP libraries, and 30 KB SRAM supports large ring buffers for vibration captures. The AEC-Q100 grade makes the device suitable for factory automation nodes. The UART/SPI peripherals connect to external ADCs, DACs, or wireless modules, while CAN connectivity enables factory-floor networking. Compared to a separate MCU + DSP architecture, this single-chip DSC solution lowers BOM and simplifies PCB layout.
Được đề xuất
Audio and Speech Processing
The DSPIC33FJ256GP710A-H/PF's DSP extensions enable real-time audio and speech processing applications including audio effects, noise cancellation, and voice-band codecs. Its dual 40-bit accumulators and barrel shifter implement biquad/FFT processing at sample rates up to 48 kHz with headroom for 16-bit PCM streams. 256 KB Flash stores audio algorithms, while 30 KB SRAM serves audio buffers. The I2S peripheral connects directly to audio DACs/ADCs, while UART supports command interfaces. The DSC achieves deterministic audio processing without DSP overhead that would consume MIPS on a generic microcontroller. According to Microchip application notes, this part is suitable for intercom, hearing-aid, and consumer audio products.
Được đề xuất
CAN-Networked Automotive Sensor Nodes
The DSPIC33FJ256GP710A-H/PF's AEC-Q100 grade, integrated CAN 2.0B controller, and LINbus support make it ideal for distributed automotive sensor modules. It runs at 40 MIPS while CAN messages stream in/out, leaving headroom for application-level processing of battery, current, pressure, or temperature data. 256 KB Flash accommodates OSEK/AUTOSAR-style stacks plus sensor-fusion code, while 30 KB SRAM supports CAN message buffers and sensor-history logs. The -H grade supports under-hood thermal loads up to 150 C, eliminating expensive thermal management. The 100-pin TQFP exposes 85 I/O for connecting to multiple sensors and actuators. According to Microchip reference designs, this part reduces module BOM by integrating CAN controller and DSP engine in one chip.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ256GP710A-H/PF — 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 | DSPIC33FJ256GP710A-I/PF | DSPIC33FJ256GP710A-H/PT | DSPIC33FJ256GP710A-I/PT | DSPIC33FJ256GP710-H/PF | DSPIC33FJ256GP710-I/PF |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-100 (PF) 14x14 mm | TQFP-100 (PF) 14x14 mm - same | TQFP-100 (PT) 12x12 mm - same pinout, smaller body | TQFP-100 (PT) 12x12 mm - same pinout, smaller body | TQFP-100 (PF) 14x14 mm - same | TQFP-100 (PF) 14x14 mm - same |
| CPU Performance | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Program Flash | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB |
| Data SRAM | 30 KB | 30 KB | 30 KB | 30 KB | 30 KB | 30 KB |
| Operating Temperature | -40 C to +150 C (AEC-Q100) | -40 C to +85 C (industrial) | -40 C to +150 C (AEC-Q100) | -40 C to +85 C (industrial) | -40 C to +150 C (AEC-Q100) | -40 C to +85 C (industrial) |
| I/O Pins | 85 | 85 | 85 | 85 | 85 | 85 |
| Silicon Revision | A (advanced analog) | A (advanced analog) | A (advanced analog) | A (advanced analog) | Pre-A (original) | Pre-A (original) |
| Approximate Unit Price | $11.85 (qty 1) | Lower (industrial grade) | Similar | Lower (industrial grade) | Similar | Lower (industrial grade) |
Bảo phân biệt quan trọng
- Highest temperature grade in TQFP-100 dsPIC33F portfolio (vsDSPIC33FJ256GP710A-I/PF)
- Larger body TQFP (14x14) variant for better thermal performance (vsDSPIC33FJ256GP710A-H/PT (12x12))
- A silicon revision with advanced analog features (vsDSPIC33FJ256GP710-H/PF (pre-A))
- 100-pin TQFP gives highest I/O count in dsPIC33F GP family (vsDSPIC33EV256GM103 (64-pin))
Ghi chú thiết kế
Power supply decoupling is critical for the DSPIC33FJ256GP710A-H/PF. Place a 10 uF tantalum or ceramic bulk capacitor and a 0.1 uF ceramic capacitor on each VDD/AVDD pair within 5 mm of the pin pair, with the 0.1 uF closest to the IC. Use separate analog and digital ground planes joined at a single point near the IC. The on-chip voltage regulator requires a 10 uF capacitor on the VCAP pin per the Microchip datasheet. Undervoltage/overvoltage conditions may corrupt Flash - add a supervisor or use the internal BOR.
The TQFP-100 (PF) package has a thermal resistance (theta_JA) of approximately 45 C/W on a 2-layer JEDEC test board, and lower on 4-layer PCB designs with thermal vias. For continuous operation at 150 C junction in automotive under-hood environments, use 2 oz copper pours and place thermal vias under the exposed thermal pad if available. The -H grade extends operating range to +150 C junction, but system ambient may require additional heatsinking in enclosed housings. Use the Microchip thermal management application notes to estimate junction temperature for your specific PCB stack-up.
Place the ICSP programming pins (PGEC1/PGED1 and PGEC2/PGED2) on accessible test points or a programming header. Microchip recommends 4.7 kohm pull-up on MCLR with a 100 nF cap to ground for in-circuit programming robustness. Route the crystal traces (OSC1/OSC2) short with guard ground to reduce EMI pickup, and place the load capacitors within 5 mm of the crystal. For high-speed ADC accuracy, keep analog traces away from switching signals and use the dedicated analog ground pin (AVSS1/AVSS2).
Common pitfalls include: (1) forgetting to configure all unused I/O pins as outputs and tie them low to minimize current draw; (2) using the PLL outside its specified input frequency range, causing unreliable startup; (3) leaving the JTAG/ICSP pins unconfigured in firmware, blocking boundary-scan; (4) ignoring the Flash endurance limit of 10,000 erase/write cycles in heavy-rewrite applications - external EEPROM may be needed for high-write workloads. Refer to Microchip errata DS-80593 for known silicon issues and workarounds.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page. AEC-Q100 qualified for automotive use. Lead-free TQFP-100 (PF) package. Halogen-free. Conflict-mineral compliant per Microchip policy.
