DSPIC33EP512GP806T-I/PT - 16-bit DSC 70 MIPS 512KB | Microchip
MPN： DSPIC33EP512GP806T-I/PT ✓ 啟用中DSPIC33EP512GP806T-I/PT 概覽
A digital signal controller combines the computing power of a DSP core with the peripheral integration and ease of use of a microcontroller. In the system hierarchy, the dsPIC33EP family sits between general-purpose MCUs (such as the PIC24) and dedicated DSPs, executing digital filter algorithms, high-speed precision control loops, and digital audio/speech processing at up to 70 MIPS.
Key features include the highest-speed 70 MIPS dsPIC33E core with excellent code density, superior ADC performance, enhanced dual CAN communication, an 8-bit parallel master port (PMP) for graphic display interfacing, RTCC real-time clock/calendar, DCI data converter interface for audio codecs, and three analog comparators. Peripherals also cover I2C, SPI, UART/USART, IrDA, and LINbus connectivity with DMA support.
The 16-bit modified Harvard architecture executes two instructions per cycle at 3.3 V. The industrial temperature grade (-40C to +85C, suffix -I) suits harsh environments, and the T suffix denotes tape-and-reel packaging for automated assembly.
Typical applications include motor control, industrial automation, digital power supplies, and CAN-networked automotive-adjacent systems. Design considerations: connect all VDD/VSS pins per the datasheet, since missing supply pins can cause programming failures on this family. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替換替代品，適用於 DSPIC33EP512GP806T-I/PT — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： DSPIC33EP512GP806T-I/PT （相同外形與佔位） — 差異在於 Core Architecture, Package, Program Memory (Flash), CAN Controllers, DMA Channels.
DSPIC33EP512GP806-I/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP512GP806T-E/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP512GM306T-I/PT
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →DSPIC33EP512MC806
✅ 直接替換📋 參考替代品（不在目錄中）
DSPIC33EP256MU806T-I/PT
✅ 直接替換 ⚠️ 規格未經驗證聯絡詢價
查看資料表 →DSPIC33EP512GP806T-I/PT 最大額定值與電氣特性
| Core Architecture | 16-bit dsPIC33E DSC |
| Max CPU Speed | 70 MIPS |
| Program Memory (Flash) | 512 KB (24-bit word organized) |
| RAM | 52 KB (53,248 bytes) |
| CAN Controllers | 2 (CAN 2.0B) |
| 供應電壓 | 3.0 V to 3.6 V (3.3 V nominal) |
| 封裝 | 64-TQFP (10x10 mm) |
| 工作溫度 | -40C to +85C (industrial) |
| Timers | 16-bit timers with capture/compare |
| Motor Control PWM | Yes (complementary PWM channels) |
| Communication Interfaces | CAN, I2C, SPI, UART/USART, IrDA, LINbus |
| DMA | Yes |
| Analog Comparators | 3 |
| RTCC | Yes (real-time clock/calendar) |
| Parallel Master Port (PMP) | Yes (8-bit, for graphic displays) |
| Watchdog Timer | Yes |
| 安裝類型 | Surface Mount |
| Packaging | Tape & Reel (T suffix) |
| RoHS 狀態 | Compliant |
DSPIC33EP512GP806T-I/PT 腳位配置
| 腳位 1 | MCLR — Master clear reset (active low), programming voltage input |
| 腳位 2 | AN0/VREF+/CN3/RB0 — Analog input 0 / positive ADC reference / CN3 / port B bit 0 |
| 腳位 3 | AN1/VREF-/CN2/RB1 — Analog input 1 / negative ADC reference / CN2 / port B bit 1 |
| 腳位 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select 1 / CN4 / port B bit 2 |
| 腳位 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index / CN5 / port B bit 3 |
| 腳位 6 | AN4/QEA/CN6/RB4 — Analog input 4 / QEI phase A / CN6 / port B bit 4 |
| 腳位 7 | AN5/QEB/CN7/RB5 — Analog input 5 / QEI phase B / CN7 / port B bit 5 |
| 腳位 8 | AN6/OCFA/RB6 — Analog input 6 / output compare fault A / port B bit 6 |
| 腳位 9 | AN7/RB7 — Analog input 7 / port B bit 7 |
| 腳位 10 | VSS — Ground reference (must be connected) |
| 腳位 11 | VDD — Positive supply 3.0 V to 3.6 V (must be connected) |
| 腳位 12 | PGD/AN8/RB8 — Programming data / analog input 8 / port B bit 8 |
| 腳位 13 | PGC/AN9/RB9 — Programming clock / analog input 9 / port B bit 9 |
| 腳位 14 | AN10/RB10 — Analog input 10 / port B bit 10 |
| 腳位 15 | AN11/RB11 — Analog input 11 / port B bit 11 |
| 腳位 16 | AN12/RB12 — Analog input 12 / port B bit 12 |
| 腳位 17 | AN13/RB13 — Analog input 13 / port B bit 13 |
| 腳位 18 | AN14/RB14 — Analog input 14 / port B bit 14 |
| 腳位 19 | AN15/RB15 — Analog input 15 / port B bit 15 |
| 腳位 20 | VDD — Positive supply (all VDD pins must be connected) |
| 腳位 21 | VSS — Ground reference (all VSS pins must be connected) |
| 腳位 22 | OSC1/CLKI/RC12 — Oscillator crystal input / external clock input / port C bit 12 |
| 腳位 23 | OSC2/CLKO/RC15 — Oscillator crystal output / clock output / port C bit 15 |
| 腳位 24 | SOSCI/CN1/RC13 — Secondary oscillator input / CN1 / port C bit 13 |
| 腳位 25 | SOSCO/T1CK/CN0/RC14 — Secondary oscillator output / Timer1 clock / CN0 / port C bit 14 |
| 腳位 26 | SDA/RG3 — I2C data / port G bit 3 |
| 腳位 27 | SCL/RG2 — I2C clock / port G bit 2 |
| 腳位 28 | INT0/RD0 — External interrupt 0 / port D bit 0 |
| 腳位 29 | RD1 — Port D bit 1 / peripheral function |
| 腳位 30 | RD2 — Port D bit 2 / peripheral function |
| 腳位 31 | RD3 — Port D bit 3 / peripheral function |
| 腳位 32 | RD4 — Port D bit 4 / peripheral function |
| 腳位 33 | VDD — Positive supply (all VDD pins must be connected) |
| 腳位 34 | VSS — Ground reference (all VSS pins must be connected) |
| 腳位 35 | RD5 — Port D bit 5 / peripheral function |
| 腳位 36 | RD6 — Port D bit 6 / peripheral function |
| 腳位 37 | RD7 — Port D bit 7 / peripheral function |
| 腳位 38 | RF0 — Port F bit 0 (UART/peripheral function) |
| 腳位 39 | RF1 — Port F bit 1 (UART/peripheral function) |
| 腳位 40 | RF2 — Port F bit 2 (UART/peripheral function) |
| 腳位 41 | RF3 — Port F bit 3 (peripheral function) |
| 腳位 42 | RF4 — Port F bit 4 (peripheral function) |
| 腳位 43 | RF5 — Port F bit 5 (peripheral function) |
| 腳位 44 | RF6 — Port F bit 6 (peripheral function) |
| 腳位 45 | RF7 — Port F bit 7 (peripheral function) |
| 腳位 46 | RF8 — Port F bit 8 (peripheral function) |
| 腳位 47 | RF12 — Port F bit 12 (CAN/peripheral function) |
| 腳位 48 | RF13 — Port F bit 13 (CAN/peripheral function) |
| 腳位 49 | AVDD — Analog positive supply for ADC |
| 腳位 50 | AVSS — Analog ground reference for ADC |
| 腳位 51 | VCAP — Internal regulator capacitor connection (low-ESR capacitor to VSS) |
| 腳位 52 | RE0 — Port E bit 0 (PMP/peripheral function) |
| 腳位 53 | RE1 — Port E bit 1 (PMP/peripheral function) |
| 腳位 54 | RE2 — Port E bit 2 (PMP/peripheral function) |
| 腳位 55 | RE3 — Port E bit 3 (PMP/peripheral function) |
| 腳位 56 | RE4 — Port E bit 4 (PMP/peripheral function) |
| 腳位 57 | RE5 — Port E bit 5 (PMP/peripheral function) |
| 腳位 58 | RE6 — Port E bit 6 (PMP/peripheral function) |
| 腳位 59 | RE7 — Port E bit 7 (PMP/peripheral function) |
| 腳位 60 | TMS — JTAG test mode select |
| 腳位 61 | TCK — JTAG test clock |
| 腳位 62 | TDI — JTAG test data input |
| 腳位 63 | TDO — JTAG test data output |
| 腳位 64 | RG1 — Port G bit 1 (peripheral function) |
典型應用
DSPIC33EP512GP806T-I/PT 適用於 6 應用s: Digital Motor Control, Industrial Automation and CAN Networking, Digital Power Supplies, Graphic Display Interfaces, Digital Audio and Speech Processing, IoT Sensing and Data Acquisition Nodes.
Digital Motor Control
The DSPIC33EP512GP806T-I/PT executes precision digital control loops at 70 MIPS, giving ample headroom for field-oriented control algorithms running at multi-kHz loop rates. Its motor-control PWM outputs, 16-bit timers, and input capture channels support sensorless BLDC/PMSM drives, while 52 KB RAM holds filter states and observers. Used as the drive controller between current-sense amplifiers and gate drivers, it adds no software overhead of a separate DSP; the trade-off is that the dedicated MC806/GM variants offer enhanced high-resolution PWM if finer duty-cycle resolution is required.
推薦
Industrial Automation and CAN Networking
With dual CAN 2.0B controllers, the GP806 acts as a gateway or node bridging industrial CAN buses and higher-level systems while simultaneously running local control logic. Its 512 KB Flash accommodates protocol stacks, diagnostics, and field-updatable firmware; IrDA, LINbus, I2C, SPI, and UART peripherals connect sensors and HMI components. Deployed in factory nodes, it processes control loops and communication concurrently using DMA, minimizing CPU interruption. The -40C to +85C industrial grade supports panel-mounted and unconditioned environments, and the watchdog timer provides fail-safe recovery in unmanned installations.
推薦
Digital Power Supplies
The 70 MIPS core and hardware PWM make this DSC suitable for digital SMPS control, power factor correction, and LLC resonant converter supervision. ADC samples feed compensation loops implemented in software, and the three analog comparators provide cycle-by-cycle current limiting independent of the CPU, protecting power stages during transients. The controller typically sits between the feedback divider network and the gate-driver ICs, replacing analog control chips with firmware-defined loop behavior. For designs demanding the highest PWM resolution at very high switching frequencies, the pin-compatible GM306 variant is recommended instead.
推薦
Graphic Display Interfaces
Microchip highlights easier graphic display interfacing through the 8-bit parallel master port (PMP), and the GP806 combines this with 512 KB Flash large enough to hold glyph tables, graphics routines, and application logic on-chip. The PMP streams pixel data to TFT or monochrome display modules while DMA offloads data movement from the 70 MIPS core, sustaining smooth refresh for HMI panels. Typical role: the HMI controller in industrial panels, medical devices, and instrumentation front-ends. RAM of 52 KB supports frame buffering for smaller displays or line-based rendering for larger ones, avoiding external frame memory in many designs.
推薦
Digital Audio and Speech Processing
The dsPIC33E core is designed to execute digital filter algorithms and digital audio and speech processing, per Microchip family documentation. The DCI (Data Converter Interface) port connects directly to audio codecs such as those in consumer and professional audio equipment, while DSP instructions (MAC, DSP multiply) accelerate FIR/IIR filtering at 70 MIPS. In a voice-communication or active-noise-control product, the GP806 typically sits between a codec IC and power amplifier stage, performing echo cancellation or band filtering in firmware. Dual CAN and UART links also suit it for networked intercom and PA system controllers.
推薦
IoT Sensing and Data Acquisition Nodes
With superior ADC performance, RTCC for timestamping, DMA for buffered sampling, and CAN/UART/SPI/I2C connectivity, the GP806 serves as the processing heart of multi-sensor data acquisition nodes. Its 52 KB RAM supports long sample buffers, and 512 KB Flash retains calibration and logging code. Positioned between analog front-ends and wired/wireless gateway modules, it performs filtering, averaging, and protocol translation locally, reducing gateway bandwidth. The industrial temperature rating and watchdog timer make it dependable in outdoor and unconditioned IoT cabinets where a pure low-power MCU would sacrifice the DSP throughput needed for spectral analysis.
推薦
推薦產品摘要
工程參考資料，適用於 DSPIC33EP512GP806T-I/PT — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | DSPIC33EP512GP806-I/PT | DSPIC33EP512GP806T-E/PT | DSPIC33EP512GM306T-I/PT | DSPIC33EP512MC806 | DSPIC33EP256MU806T-I/PT |
|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB |
| RAM | 52 KB | 52 KB | 52 KB | 52 KB | 52 KB | 53 KB |
| CAN Controllers | 2 | 2 | 2 | 2 | 2 | 2 |
| Peripheral Focus | General purpose + dual CAN + PMP | General purpose + dual CAN + PMP | General purpose (extended temp) | Motor control / digital power (high-res PWM) | Motor control (enhanced PWM) | USB-capable general purpose |
主要差異化特點
- Highest Flash density in 64-pin GP family tier (對比DSPIC33EP256MU806T-I/PT)
- Extended temperature availability in same footprint (對比DSPIC33EP512GP806T-E/PT)
- General-purpose peripheral balance (對比DSPIC33EP512MC806)
- Packaging flexibility (對比DSPIC33EP512GP806-I/PT)
設計說明
Connect ALL VDD and VSS pins on this 64-pin device. Per developer documentation (Northern Software dsPIC33EP512GP806 notes), leaving even one supply pin unconnected can cause programming failures. Additionally, this device is more sensitive than other PIC devices to cross-talk between the PGEC and PGED programming lines, which can lead to inability to connect or verification errors during ICSP. Keep PGEC/PGED traces short, away from switching nodes, and place series resistors (100 ohm typical) if board routing is congested.
Supply 3.0 V to 3.6 V at the VDD pins and connect a low-ESR capacitor (approximately 10 uF tantalum or ceramic, per family datasheet guidance for the internal regulator) to the VCAP pin to stabilize the on-chip regulator core supply. Place a 0.1 uF ceramic decoupling capacitor at every VDD pin with a short return path to the adjacent VSS. Separately feed AVDD through an RC filter (e.g., ferrite bead plus 10 uF) from the digital rail to preserve ADC accuracy on the analog inputs AN0-AN15.
For the 64-TQFP (10x10 mm) footprint, use a ground plane on layer 2 and place the crystal or external clock close to OSC1/OSC2 with guard ground. Route dual CAN lines (RF12/RF13 pairs through the transceiver) as controlled-impedance traces if bus length exceeds a few meters, and follow Microchip application guidance for CAN termination (120 ohm at both bus ends). For the PMP graphic display interface, keep the 8-bit parallel bus under 10 cm or add series termination to limit ringing at fast port toggle rates.
合規資訊
RoHS compliant per distributor listings (DigiKey/Mouser/LCSC). REACH, halogen-free, and conflict mineral statuses should be confirmed via Microchip environment data documents.
