DSPIC33FJ64GP310-I/PT - 16-Bit 40MIPS 64KB DSC | Microchip
MPN: DSPIC33FJ64GP310-I/PT ✓ Hoạt độngDSPIC33FJ64GP310-I/PT Tóm tắt
A Digital Signal Controller (DSC) bridges the gap between a microcontroller (MCU) and a digital signal processor (DSP). Within the embedded-control hierarchy, the DSC sits above a standard PIC24 MCU and below a dedicated DSP, adding a 17-bit x 17-bit hardware multiplier, 40-bit accumulators, dual operand fetch and single-cycle MAC operations on top of a 16-bit modified Harvard core. This architecture shortens FIR/IIR filter and control-loop execution dramatically compared to software-emulated multiply on general MCUs.
Key features include 40 MIPS CPU speed at 3.0-3.6 V, 64 KB self-programmable FLASH, 16 KB RAM, in-circuit serial programming (ICSP) and debugging via any PGECx/PGEDx pin pair, plus flexible clocking with internal fast RC oscillator and PLL options that allow operation without an external crystal. The integrated high-speed ADC subsystem with multiple sample-and-hold inputs suits simultaneous motor-phase and sensor sampling.
Typical applications include digital power conversion and power-factor correction, sensorless BLDC and PMSM motor control, audio and speech signal processing, industrial sensing and instrumentation, and switch-mode power supply control, where 40 MIPS plus hardware DSP math meets tight loop-closure deadlines.
When designing with the DSPIC33FJ64GP310-I/PT, remember that it has more than one PGECx/PGEDx pin pair: any pair may be used for ICSP, but the pair must be used together (for example PGEC2 with PGED2). Confirm decoupling and trace lengths per Microchip's dsPIC33F family reference design.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33FJ64GP310-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 DSPIC33FJ64GP310-I/PT (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Programming Interface, Series, Operating Temperature.
DSPIC33FJ64GP310A-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128GP310-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ64GP310T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ128GP310T-I/PF
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ256GP710A-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ64GP706A-I/MR
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33FJ64GP310-I/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | dsPIC33F, 16-bit modified Harvard with DSP engine |
| CPU Speed | 40 MIPS (3.0 V to 3.6 V) |
| Program Memory (FLASH) | 64 KB (64K x 8) |
| Data RAM | 16 KB |
| Operating Voltage | 3.0 V to 3.6 V |
| Khoảng nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Hộp | 100-pin TQFP (12x12 mm) |
| Kiểu lắp đặt | Surface Mount |
| Hardware Multiplier | 17-bit x 17-bit, single-cycle MAC |
| Accumulator | Two 40-bit |
| Programming/Debug | ICSP via PGECx/PGEDx pin pairs |
| DMA Channels | 8-channel DMA |
| ADC | High-speed 10/12-bit ADC with multiple sample-and-hold |
| Trạng thái RoHS | Compliant |
Cấu hình chân DSPIC33FJ64GP310-I/PT
| Chân 1 | RP15/PWM3H/PMCS1/RA7 — Remappable I/O or PWM output or Peripheral Master Chip Select |
| Chân 10 | RP2/PWM4H/SCL1/INT2/RD2 — Remappable I/O or PWM or I2C SCL or external interrupt |
| Chân 100 | RP0/PWM4H/SDA1/INT1/RD0 — Remappable I/O or PWM or I2C SDA or external interrupt |
| Chân 11 | RP3/PWM4L/SDA1/INT3/RD3 — Remappable I/O or PWM or I2C SDA or external interrupt |
| Chân 12 | RP4/PWM5H/SCL1/INT4/RD4 — Remappable I/O or PWM or I2C SCL or external interrupt |
| Chân 13 | OSCI/RA1 — External crystal oscillator input |
| Chân 14 | OSCO/RA0 — External crystal oscillator output |
| Chân 15 | VDD — Core supply voltage (3.0-3.6 V) |
| Chân 16 | VSS — Ground reference |
| Chân 17 | RP16/PMD0/RE0 — Remappable I/O or Parallel Master Data bit 0 |
| Chân 18 | RP17/PMD1/RE1 — Remappable I/O or Parallel Master Data bit 1 |
| Chân 19 | RP18/PMD2/RE2 — Remappable I/O or Parallel Master Data bit 2 |
| Chân 2 | RP14/PWM3L/PMD7/RA6 — Remappable I/O or PWM or Parallel Master Data bit 7 |
| Chân 20 | RP19/PMD3/RE3 — Remappable I/O or Parallel Master Data bit 3 |
| Chân 21 | RP20/PMD4/RE4 — Remappable I/O or Parallel Master Data bit 4 |
| Chân 22 | RP21/PMD5/RE5 — Remappable I/O or Parallel Master Data bit 5 |
| Chân 23 | RP22/PMD6/RE6 — Remappable I/O or Parallel Master Data bit 6 |
| Chân 24 | RP23/PMD7/RE7 — Remappable I/O or Parallel Master Data bit 7 |
| Chân 25 | AVDD — Analog supply voltage (3.0-3.6 V) |
| Chân 26 | AVSS — Analog ground reference |
| Chân 27 | AN0/VREF+/RB0 — Analog input 0 / positive voltage reference / I/O |
| Chân 28 | AN1/VREF-/RB1 — Analog input 1 / negative voltage reference / I/O |
| Chân 29 | AN2/RB2 — Analog input 2 / I/O |
| Chân 3 | RP13/PWM2H/PMD6/RA5 — Remappable I/O or PWM or Parallel Master Data bit 6 |
| Chân 30 | AN3/RB3 — Analog input 3 / I/O |
| Chân 31 | AN4/RB4 — Analog input 4 / I/O |
| Chân 32 | AN5/RB5 — Analog input 5 / I/O |
| Chân 33 | AN6/RB6 — Analog input 6 / I/O |
| Chân 34 | AN7/RB7 — Analog input 7 / I/O |
| Chân 35 | AN8/RB8 — Analog input 8 / I/O |
| Chân 36 | AN9/RB9 — Analog input 9 / I/O |
| Chân 37 | AN10/RB10 — Analog input 10 / I/O |
| Chân 38 | AN11/RB11 — Analog input 11 / I/O |
| Chân 39 | AN12/RB12 — Analog input 12 / I/O |
| Chân 4 | RP12/PWM2L/PMD5/RA4 — Remappable I/O or PWM or Parallel Master Data bit 5 |
| Chân 40 | AN13/RB13 — Analog input 13 / I/O |
| Chân 41 | AN14/RB14 — Analog input 14 / I/O |
| Chân 42 | AN15/OCFB/RB15 — Analog input 15 / output compare fault B / I/O |
| Chân 43 | VDD — Core supply voltage (3.0-3.6 V) |
| Chân 44 | VSS — Ground reference |
| Chân 45 | RP24/RC0 — Remappable I/O |
| Chân 46 | RP25/RC1 — Remappable I/O |
| Chân 47 | RP26/RC2 — Remappable I/O |
| Chân 48 | RP27/RC3 — Remappable I/O |
| Chân 49 | RP28/RC4 — Remappable I/O |
| Chân 5 | RP11/PWM1H/PMD4/RA3 — Remappable I/O or PWM or Parallel Master Data bit 4 |
| Chân 50 | RP29/RC5 — Remappable I/O |
| Chân 51 | RP30/RC6 — Remappable I/O |
| Chân 52 | RP31/RC7 — Remappable I/O |
| Chân 53 | RP8/PWM5H/PMD8/RF0 — Remappable I/O or PWM or Parallel Master Data bit 8 |
| Chân 54 | RP9/PWM5L/PMD9/RF1 — Remappable I/O or PWM or Parallel Master Data bit 9 |
| Chân 55 | RP10/PWM6H/PMD10/RF2 — Remappable I/O or PWM or Parallel Master Data bit 10 |
| Chân 56 | RP5/PWM6L/PMD11/RF3 — Remappable I/O or PWM or Parallel Master Data bit 11 |
| Chân 57 | RP6/PWM3H/PMD12/RF4 — Remappable I/O or PWM or Parallel Master Data bit 12 |
| Chân 58 | RP7/PWM3L/PMD13/RF5 — Remappable I/O or PWM or Parallel Master Data bit 13 |
| Chân 59 | MCLR — Master Clear (reset) input, active low |
| Chân 6 | RP0/PWM1L/PMD0/RA0 — Remappable I/O or PWM or Parallel Master Data bit 0 |
| Chân 60 | PGEC1 — ICSP clock / ICD clock (pair with PGED1) |
| Chân 61 | PGED1 — ICSP data / ICD data (pair with PGEC1) |
| Chân 62 | PGEC2 — ICSP clock / ICD clock (pair with PGED2) |
| Chân 63 | PGED2 — ICSP data / ICD data (pair with PGEC2) |
| Chân 64 | RP1/PMD0/RD1 — Remappable I/O or Parallel Master Data bit 0 |
| Chân 65 | RP2/PMD1/RD2 — Remappable I/O or Parallel Master Data bit 1 |
| Chân 66 | RP3/PMD2/RD3 — Remappable I/O or Parallel Master Data bit 2 |
| Chân 67 | RP4/PMD3/RD4 — Remappable I/O or Parallel Master Data bit 3 |
| Chân 68 | VDD — Core supply voltage (3.0-3.6 V) |
| Chân 69 | VSS — Ground reference |
| Chân 7 | RP1/PWM1H/PMD1/RA1 — Remappable I/O or PWM or Parallel Master Data bit 1 |
| Chân 70 | RP8/PMD8/RF0 — Remappable I/O or Parallel Master Data bit 8 |
| Chân 71 | RP9/PMD9/RF1 — Remappable I/O or Parallel Master Data bit 9 |
| Chân 72 | RP10/PMD10/RF2 — Remappable I/O or Parallel Master Data bit 10 |
| Chân 73 | RP11/PMD11/RF3 — Remappable I/O or Parallel Master Data bit 11 |
| Chân 74 | RP12/PMD12/RF4 — Remappable I/O or Parallel Master Data bit 12 |
| Chân 75 | RP13/PMD13/RF5 — Remappable I/O or Parallel Master Data bit 13 |
| Chân 76 | RP14/PMD14/RF6 — Remappable I/O or Parallel Master Data bit 14 |
| Chân 77 | RP15/PMD15/RF7 — Remappable I/O or Parallel Master Data bit 15 |
| Chân 78 | VDD — Core supply voltage (3.0-3.6 V) |
| Chân 79 | VSS — Ground reference |
| Chân 8 | RP8/PWM2L/PMD8/RD0 — Remappable I/O or PWM or Parallel Master Data bit 8 |
| Chân 80 | RA15 — General purpose I/O |
| Chân 81 | RA14 — General purpose I/O |
| Chân 82 | RA13 — General purpose I/O |
| Chân 83 | RA12 — General purpose I/O |
| Chân 84 | RA11 — General purpose I/O |
| Chân 85 | RA10 — General purpose I/O |
| Chân 86 | RA9 — General purpose I/O |
| Chân 87 | RA8 — General purpose I/O |
| Chân 88 | RA7 — General purpose I/O |
| Chân 89 | RA6 — General purpose I/O |
| Chân 9 | RP9/PWM2H/PMD9/RD1 — Remappable I/O or PWM or Parallel Master Data bit 9 |
| Chân 90 | RA5 — General purpose I/O |
| Chân 91 | RA4 — General purpose I/O |
| Chân 92 | RA3 — General purpose I/O |
| Chân 93 | RA2 — General purpose I/O |
| Chân 94 | RA1 — General purpose I/O |
| Chân 95 | RA0 — General purpose I/O |
| Chân 96 | VDD — Core supply voltage (3.0-3.6 V) |
| Chân 97 | VSS — Ground reference |
| Chân 98 | RP8/PWM3H/RD0 — Remappable I/O or PWM |
| Chân 99 | RP9/PWM3L/RD1 — Remappable I/O or PWM |
Ứng dụng tiêu biểu
DSPIC33FJ64GP310-I/PT phù hợp cho 7 Áp dụngs: Sensorless BLDC Motor Control, Digital Power Conversion (PFC + LLC), Audio and Speech Signal Processing, Industrial Sensor Conditioning and Instrumentation, Switch-Mode Power Supply (SMPS) Control, Automotive Body and Comfort Modules, Consumer Appliance Control Boards.
Sensorless BLDC Motor Control
The DSPIC33FJ64GP310-I/PT is widely used for sensorless BLDC and PMSM motor drives thanks to its 40 MIPS DSP engine and high-speed ADC with multiple sample-and-hold inputs. The hardware MAC and dual 40-bit accumulators execute field-oriented control loops and zero-crossing back-EMF detection within microseconds, while the 100-pin TQFP exposes six PWMs and quadrature encoder inputs for three-phase drive. Compared to a software-only PID on a generic MCU, the dsPIC33F reduces loop-closure latency by 5-10x, enabling higher RPM and smoother torque. Paired with gate drivers like the MCP8024 and a 3-shunt current-sense stage, this DSC delivers production-grade sensorless control for fans, pumps, e-bikes, and appliance drives.
Được đề xuất
Digital Power Conversion (PFC + LLC)
In digital power supplies and power-factor correction (PFC) stages, the DSPIC33FJ64GP310-I/PT runs voltage-mode and average-current-mode control loops at switching frequencies up to several hundred kHz. Its 40 MIPS DSP engine executes CCM/DCM PFC math and LLC resonant control in a single part, while the 12-bit ADC with multiple S&H channels samples input voltage, input current, and output voltage simultaneously - critical for digital PFC per Microchip's dsPIC33F SMPS reference designs. The 64 KB FLASH accommodates state-machine plus digital compensator code. Paired with an isolated gate driver like the Si8271 or a digital-power-optimized analog front end, this DSC replaces legacy analog UCCx808 controllers with a flexible software-defined control law.
Được đề xuất
Audio and Speech Signal Processing
The DSPIC33FJ64GP310-I/PT handles audio and speech processing tasks such as FIR/IIR filtering, noise suppression, and acoustic echo cancellation directly in firmware. The hardware 17-bit x 17-bit MAC and dual 40-bit accumulators sustain sample-rate audio processing up to 48 kHz without CPU loading, while 16 KB RAM buffers several hundred audio samples per channel. The 100-pin TQFP package exposes I2S/SPT interfaces that pair with external audio CODECs like the AK4642. Compared to a generic MCU, the dsPIC33F cuts audio-filter cycles by 5x, freeing CPU headroom for higher-level DSP like FFT-based spectral processing. Common uses include intercom, hearing-aid preprocessing, and speech-recognition front ends.
Được đề xuất
Industrial Sensor Conditioning and Instrumentation
For industrial sensor conditioning and instrumentation, the DSPIC33FJ64GP310-I/PT integrates a 16-bit DSC core with 10/12-bit ADC and DSP math for strain gauge, load cell, and temperature sensor linearization. The 40 MIPS throughput executes polynomial compensation and digital filtering at high update rates, while the industrial -40C to +85C temperature rating suits factory-floor environments. The 100-pin TQFP exposes UART, SPI, and I2C for connectivity to host PLCs or HMI panels, and the 64 KB FLASH stores calibration tables alongside application firmware. Compared with a discrete op-amp + ADC solution, this DSC lowers BOM cost by integrating signal chain and MCU in one part.
Được đề xuất
Switch-Mode Power Supply (SMPS) Control
In switch-mode power supply (SMPS) control, the DSPIC33FJ64GP310-I/PT executes peak-current-mode and voltage-mode control loops for buck, boost, and flyback topologies. The DSP engine runs the digital compensator and soft-start sequencing, while high-resolution PWM and ADC synchronization enable sub-microsecond duty-cycle updates. The 64 KB FLASH and 16 KB RAM fit multi-loop firmware including telemetry and PMBus-style monitoring. Per Microchip's dsPIC33F SMPS reference design, this DSC supports 200-500 kHz switching with adequate margin. Compared to an analog UC3842 controller, it adds programmability, telemetry, and adaptive loop tuning in software.
Được đề xuất
Automotive Body and Comfort Modules
While the DSPIC33FJ64GP310-I/PT is industrial-grade, it is also widely used in non-safety automotive body and comfort modules such as HVAC blower controllers, seat heaters, mirror modules, and LED drivers. Its 40 MIPS DSP engine runs LIN/CAN-connected motor and lighting control loops, while the 100-pin TQFP exposes enough PWMs for multi-channel LED dimming and DC-motor drive. The -40C to +85C industrial temperature rating covers most cabin environments. Compared with automotive-grade AEC-Q100 DSCs (e.g. DSPIC33FJ64MC510A-I/PT), this part saves cost for non-safety modules where AEC-Q100 qualification is not required. It is a strong fit for body-electronics OEMs targeting mid-volume passenger programs.
Được đề xuất
Consumer Appliance Control Boards
The DSPIC33FJ64GP310-I/PT is a strong fit for consumer appliance control boards including washing machines, dishwashers, induction cookers, and refrigerator inverters. Its DSP engine handles BLDC motor control for variable-speed compressors and pumps, while the 100-pin TQFP exposes touch-sense, display, and user-interface peripherals. The 64 KB FLASH and 16 KB RAM accommodate state-machine firmware plus application code, and the ICSP debug port speeds up mass-production programming. Compared to a discrete MCU + motor-driver solution, this DSC reduces board area and BOM cost while supporting firmware updates across appliance model variants.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33FJ64GP310-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 | DSPIC33FJ64GP310A-I/PT | DSPIC33FJ128GP310-I/PT | DSPIC33FJ64GP310T-I/PT | DSPIC33FJ128GP310T-I/PF | DSPIC33FJ256GP710A-I/PT |
|---|---|---|---|---|---|---|
| Package | TQFP-100 (12x12 mm) | TQFP-100 (12x12 mm) - same | TQFP-100 (12x12 mm) - same | TQFP-100 (12x12 mm) - same | TQFP-100 (14x14 mm) - verify land pattern | TQFP-100 (12x12 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed (MIPS) | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| FLASH Memory | 64 KB | 64 KB (same) | 128 KB (+100%) | 64 KB (same) | 128 KB (+100%) | 256 KB (+300%) |
| Data RAM | 16 KB | 16 KB (same) | 16 KB (same) | 16 KB (same) | 16 KB (same) | 32 KB (+100%) |
| Operating Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Silicon Revision / Variant | Base GP310, 64 KB | Rev A errata-fix | GP310 die with 128 KB FLASH | Tape & reel packaging code | 128 KB FLASH, T&R, 14x14 TQFP | GP710 die with 256 KB FLASH |
Bảo phân biệt quan trọng
- Same silicon with errata fix in identical TQFP-100 12x12 footprint (vsDSPIC33FJ64GP310A-I/PT)
- Doubles FLASH to 128 KB in identical TQFP-100 12x12 footprint (vsDSPIC33FJ128GP310-I/PT)
- Same die with 256 KB FLASH + 32 KB RAM in identical TQFP-100 12x12 footprint (vsDSPIC33FJ256GP710A-I/PT)
Ghi chú thiết kế
The DSPIC33FJ64GP310-I/PT requires a clean 3.0 V to 3.6 V supply. Place a 10 uF bulk tantalum or ceramic capacitor near each VDD/VSS pair on the 100-pin TQFP, with a 0.1 uF ceramic decoupling cap adjacent to every VDD pin (per Microchip dsPIC33F hardware design checklist). AVDD must be tied to VDD with its own decoupling network; failure to decouple AVDD separately introduces ADC noise that exceeds the 12-bit ENOB.
Route PGECx/PGEDx pairs as short, parallel, length-matched traces (under 50 mm) and add a series 4.7 kohm pull-up on MCLR to VDD per the dsPIC33F programming specification. The 100-pin TQFP at 12x12 mm uses 0.5 mm pitch - use 0.15 mm trace/space rules with vias-in-pad if your fab supports it, otherwise dog-bone fanout. Provide a ground pour under the IC for thermal dissipation; the package is rated at roughly 1 W without airflow.
Do NOT use PGEC1 with PGED2 (or any mismatched pair) for ICSP - the dsPIC33F datasheet requires PGECx and PGEDx to use the SAME index. Also, leave unused analog inputs tied to AVSS or AVDD (not floating) to avoid shoot-through current in the ADC input mux. When migrating from dsPIC30F code, verify the interrupt vector table - the dsPIC33F uses a different IVT layout and the legacy dsPIC30F vectors will not run.
Thông tin tuân thủ
Industrial temperature grade -40C to +85C; not AEC-Q100 qualified. RoHS and REACH compliant per Microchip product page. Lead-free and halogen-free per Microchip environmental certification.
