DSPIC33EP512GP806T-I/PT - 16-bit DSC 70 MIPS 512KB | Microchip
MPN: DSPIC33EP512GP806T-I/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.46 | $8.46 |
| 10 | $8.05 | $80.50 |
| 100 | $7.55 | $755.00 |
| 500 | $7.1 | $3,550.00 |
| 1,000 | $6.72 | $6,720.00 |
DSPIC33EP512GP806T-I/PT Overview
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.
Drop-in alternatives for DSPIC33EP512GP806T-I/PT — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Variants in this series
Same-series models that are drop-in compatible with DSPIC33EP512GP806T-I/PT (same form factor and footprint) — differing in Core Architecture, Package, Program Memory (Flash), Operating Temperature, Packaging.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GP806-I/PT
✅ Drop-In✓ In Stock
Contact for price
View Datasheet →DSPIC33EP512GP806T-E/PT
✅ Drop-In✓ In Stock
$8.62 / Unit
View Datasheet →DSPIC33EP512GM306T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.31 / Unit
View Datasheet →DSPIC33EP512MC806
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256MU806T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$8.95 / Unit
View Datasheet →DSPIC33EP512GP806T-I/PT Maximum Ratings & Electrical Characteristics
| 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) |
| Supply Voltage | 3.0 V to 3.6 V (3.3 V nominal) |
| Package | 64-TQFP (10x10 mm) |
| Operating Temperature | -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 |
| Mounting Type | Surface Mount |
| Packaging | Tape & Reel (T suffix) |
| RoHS Status | Compliant |
DSPIC33EP512GP806T-I/PT Pin Configuration
| Pin 1 | MCLR — Master clear reset (active low), programming voltage input |
| Pin 2 | AN0/VREF+/CN3/RB0 — Analog input 0 / positive ADC reference / CN3 / port B bit 0 |
| Pin 3 | AN1/VREF-/CN2/RB1 — Analog input 1 / negative ADC reference / CN2 / port B bit 1 |
| Pin 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select 1 / CN4 / port B bit 2 |
| Pin 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index / CN5 / port B bit 3 |
| Pin 6 | AN4/QEA/CN6/RB4 — Analog input 4 / QEI phase A / CN6 / port B bit 4 |
| Pin 7 | AN5/QEB/CN7/RB5 — Analog input 5 / QEI phase B / CN7 / port B bit 5 |
| Pin 8 | AN6/OCFA/RB6 — Analog input 6 / output compare fault A / port B bit 6 |
| Pin 9 | AN7/RB7 — Analog input 7 / port B bit 7 |
| Pin 10 | VSS — Ground reference (must be connected) |
| Pin 11 | VDD — Positive supply 3.0 V to 3.6 V (must be connected) |
| Pin 12 | PGD/AN8/RB8 — Programming data / analog input 8 / port B bit 8 |
| Pin 13 | PGC/AN9/RB9 — Programming clock / analog input 9 / port B bit 9 |
| Pin 14 | AN10/RB10 — Analog input 10 / port B bit 10 |
| Pin 15 | AN11/RB11 — Analog input 11 / port B bit 11 |
| Pin 16 | AN12/RB12 — Analog input 12 / port B bit 12 |
| Pin 17 | AN13/RB13 — Analog input 13 / port B bit 13 |
| Pin 18 | AN14/RB14 — Analog input 14 / port B bit 14 |
| Pin 19 | AN15/RB15 — Analog input 15 / port B bit 15 |
| Pin 20 | VDD — Positive supply (all VDD pins must be connected) |
| Pin 21 | VSS — Ground reference (all VSS pins must be connected) |
| Pin 22 | OSC1/CLKI/RC12 — Oscillator crystal input / external clock input / port C bit 12 |
| Pin 23 | OSC2/CLKO/RC15 — Oscillator crystal output / clock output / port C bit 15 |
| Pin 24 | SOSCI/CN1/RC13 — Secondary oscillator input / CN1 / port C bit 13 |
| Pin 25 | SOSCO/T1CK/CN0/RC14 — Secondary oscillator output / Timer1 clock / CN0 / port C bit 14 |
| Pin 26 | SDA/RG3 — I2C data / port G bit 3 |
| Pin 27 | SCL/RG2 — I2C clock / port G bit 2 |
| Pin 28 | INT0/RD0 — External interrupt 0 / port D bit 0 |
| Pin 29 | RD1 — Port D bit 1 / peripheral function |
| Pin 30 | RD2 — Port D bit 2 / peripheral function |
| Pin 31 | RD3 — Port D bit 3 / peripheral function |
| Pin 32 | RD4 — Port D bit 4 / peripheral function |
| Pin 33 | VDD — Positive supply (all VDD pins must be connected) |
| Pin 34 | VSS — Ground reference (all VSS pins must be connected) |
| Pin 35 | RD5 — Port D bit 5 / peripheral function |
| Pin 36 | RD6 — Port D bit 6 / peripheral function |
| Pin 37 | RD7 — Port D bit 7 / peripheral function |
| Pin 38 | RF0 — Port F bit 0 (UART/peripheral function) |
| Pin 39 | RF1 — Port F bit 1 (UART/peripheral function) |
| Pin 40 | RF2 — Port F bit 2 (UART/peripheral function) |
| Pin 41 | RF3 — Port F bit 3 (peripheral function) |
| Pin 42 | RF4 — Port F bit 4 (peripheral function) |
| Pin 43 | RF5 — Port F bit 5 (peripheral function) |
| Pin 44 | RF6 — Port F bit 6 (peripheral function) |
| Pin 45 | RF7 — Port F bit 7 (peripheral function) |
| Pin 46 | RF8 — Port F bit 8 (peripheral function) |
| Pin 47 | RF12 — Port F bit 12 (CAN/peripheral function) |
| Pin 48 | RF13 — Port F bit 13 (CAN/peripheral function) |
| Pin 49 | AVDD — Analog positive supply for ADC |
| Pin 50 | AVSS — Analog ground reference for ADC |
| Pin 51 | VCAP — Internal regulator capacitor connection (low-ESR capacitor to VSS) |
| Pin 52 | RE0 — Port E bit 0 (PMP/peripheral function) |
| Pin 53 | RE1 — Port E bit 1 (PMP/peripheral function) |
| Pin 54 | RE2 — Port E bit 2 (PMP/peripheral function) |
| Pin 55 | RE3 — Port E bit 3 (PMP/peripheral function) |
| Pin 56 | RE4 — Port E bit 4 (PMP/peripheral function) |
| Pin 57 | RE5 — Port E bit 5 (PMP/peripheral function) |
| Pin 58 | RE6 — Port E bit 6 (PMP/peripheral function) |
| Pin 59 | RE7 — Port E bit 7 (PMP/peripheral function) |
| Pin 60 | TMS — JTAG test mode select |
| Pin 61 | TCK — JTAG test clock |
| Pin 62 | TDI — JTAG test data input |
| Pin 63 | TDO — JTAG test data output |
| Pin 64 | RG1 — Port G bit 1 (peripheral function) |
Typical Applications
DSPIC33EP512GP806T-I/PT is suitable for 6 applications: 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.
Recommended
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.
Recommended
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.
Recommended
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.
Recommended
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.
Recommended
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.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GP806T-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | 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 |
Key Differentiators
- Highest Flash density in 64-pin GP family tier (vs DSPIC33EP256MU806T-I/PT)
- Extended temperature availability in same footprint (vs DSPIC33EP512GP806T-E/PT)
- General-purpose peripheral balance (vs DSPIC33EP512MC806)
- Packaging flexibility (vs DSPIC33EP512GP806-I/PT)
Design Notes
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.
Compliance Information
RoHS compliant per distributor listings (DigiKey/Mouser/LCSC). REACH, halogen-free, and conflict mineral statuses should be confirmed via Microchip environment data documents.
