DSPIC33EP512GP806-I/PT - 70 MIPS 16-bit DSC 512KB | Microchip
MPN: DSPIC33EP512GP806-I/PT ✓ Active| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
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DSPIC33EP512GP806-I/PT Overview
A Digital Signal Controller combines the computational capability of a Digital Signal Processor (DSP) with the peripheral integration and programming simplicity of a microcontroller (MCU). In the semiconductor hierarchy, the dsPIC33E sits between general-purpose 16-bit MCUs and dedicated DSPs, offering single-cycle MAC, hardware divide, and DSP-style addressing while retaining standard MCU peripherals such as UART, SPI, I2C, timers, and PWM.
Key features include dual CAN 2.0B controllers for industrial networking, a Data Converter Interface (DCI) for audio codecs, three analog comparators, a Real-Time Clock and Calendar (RTCC), and a Parallel Master Port (PMP) that simplifies 8-bit parallel graphic display interfacing. The enhanced Peripheral Pin Select (PPS) system allows remapping of many digital peripherals onto flexible RPn pins, dramatically improving board-level layout freedom.
Architecturally, the dsPIC33E core executes most instructions in a single cycle at up to 70 MIPS, with optimized C compiler support and DSP library routines for digital filtering, Fast Fourier Transform (FFT), and high-speed precision control loops. The integrated analog block and high-speed PWM capabilities support demanding embedded control applications.
Typical applications include industrial automation and motor control, CAN-based automotive and industrial nodes, digital audio and speech processing, and graphic-display-based HMI systems.
When designing with this device, provide proper decoupling on the internal core regulator (VCAP) pin and follow Microchip programming guidelines for PGEC/PGD pairs, which are sensitive to cross-talk.
This page synthesizes distributor pricing, drop-in family alternatives, pinout references, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33EP512GP806-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 DSPIC33EP512GP806-I/PT (same form factor and footprint) — differing in Core Architecture, Package, Packaging, Program Memory (Flash), Operating Temperature.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP256GP806-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP128GP806-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP512GM806-I/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256MU806T-I/PT
✅ Drop-In✓ In Stock
$8.95 / Unit
View Datasheet →DSPIC33EP256MU806-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
Contact for price
View Datasheet →DSPIC33EP512GP806-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512GP806-I/PT Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E RISC with DSP engine |
| Maximum CPU Speed | 70 MIPS |
| Program Memory (Flash) | 536 KB (512 KB user-programmable) |
| SRAM | 53,248 bytes (52 KB) |
| Supply Voltage | 3.3 V (max 3.6 V) |
| Package | 64-pin TQFP (10x10 mm), PT suffix |
| CAN Modules | 2 (dual CAN 2.0B) |
| Comparators | 3 |
| Data Converter Interface (DCI) | Yes (audio codec interface) |
| Real-Time Clock and Calendar | Yes (RTCC) |
| Parallel Master Port (PMP) | Yes (8-bit parallel graphic display interface) |
| Peripheral Pin Select (PPS) | Yes (remappable RPn/RPIn pins) |
| Operating Temperature | -40C to +85C (industrial, I suffix) |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| Timers and PWM | High-speed PWM per dsPIC33E GP family peripherals |
DSPIC33EP512GP806-I/PT 64-pin tqfp (10x10 mm), pt suffix Pin Configuration Guide
Pin configuration for DSPIC33EP512GP806-I/PT (64-pin tqfp (10x10 mm), pt suffix package). This digital IC includes GPIO, communication interfaces (UART, SPI, I2C), and power pins. Refer to the manufacturer datasheet for alternate pin functions and configuration options. Essential for embedded system design and PCB layout.
No detailed pinout data available for DSPIC33EP512GP806-I/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GP806-I/PT is suitable for 6 applications: Industrial Automation and Control, Digital Signal Processing and Filtering, Audio and Speech Processing Systems, Graphic Display HMI Interfaces, CAN Networking Nodes, Embedded Control in Harsh Environments.
Industrial Automation and Control
The DSPIC33EP512GP806-I/PT fits industrial automation nodes where the 70 MIPS DSP core executes fast precision control loops while dual CAN 2.0B controllers link the node to factory fieldbus networks. The 536 KB Flash accommodates large protocol stacks and HMI logic without external memory, and the industrial -40C to +85C temperature grade suits cabinet and floor environments. Peripherals are remapped via Peripheral Pin Select, simplifying PCB routing around connectors and isolation barriers. In a typical topology the DSC reads sensors through its ADC and comparators, closes the control loop in software at kHz rates, and reports over CAN; unlike a general MCU, the single-cycle MAC and hardware divide sustain deterministic loop timing under full communication load.
Recommended
Digital Signal Processing and Filtering
The dsPIC33E core in the DSPIC33EP512GP806-I/PT is explicitly designed to execute digital filter algorithms and high-speed precision digital control loops, per Microchip's family description. The single-cycle MAC, dual operand fetch, and hardware divide let engineers implement FIR/IIR filters and FFTs with Microchip's free DSP library while retaining MCU-style C programming. The 52 KB SRAM buffers sizable data windows for spectral analysis, and the DCI interfaces directly to audio codecs. Placed in a signal chain between an ADC front end and actuators, the DSC delivers DSP-class throughput without the complexity of a separate DSP plus MCU pair, reducing BOM cost and board area while maintaining deterministic interrupt latency for closed-loop control.
Recommended
Audio and Speech Processing Systems
The DSPIC33EP512GP806-I/PT suits audio and speech products through its Data Converter Interface (DCI), which connects directly to industry-standard audio codecs over a frame-synced serial link, and its 70 MIPS DSP engine that handles echo cancellation, compression, and filtering in firmware. According to Microchip, the dsPIC33E family is designed for digital audio and speech processing workloads. The 536 KB Flash stores codecs, tables, and UI code, while the RTCC supports timed audio events. In a typical design the DCI streams samples to and from a codec at 48 kHz while the core performs single-cycle MAC filtering; compared to a generic MCU, the DSP multiply-accumulate path sustains real-time processing with margin, and dual CAN enables integration into networked audio or PA systems.
Recommended
Graphic Display HMI Interfaces
The DSPIC33EP512GP806-I/PT simplifies graphic display interfaces through its 8-bit Parallel Master Port (PMP), which Microchip highlights as an easier graphic display interface path. The PMP drives QVGA-class LCD modules directly with hardware-assisted bus timing, freeing the 70 MIPS core for UI logic, touch decoding, and communications. With 536 KB of internal Flash, fonts, icons, and localized strings are stored on-chip, eliminating external flash chips. The remappable peripheral pins let designers position the display connector optimally on the PCB. In a typical HMI topology the DSC renders into a RAM frame buffer, streams via PMP to the display, and exchanges status over CAN or UART; compared to bit-banged GPIO driving, the PMP offloads the bus protocol and multiplies effective refresh throughput.
Recommended
CAN Networking Nodes
The DSPIC33EP512GP806-I/PT integrates two independent CAN 2.0B controllers, making it a strong single-chip choice for gateways, sensor nodes, and bridging applications that must translate or aggregate traffic between two buses. According to Microchip's product page, enhanced CAN communication is a headline feature of this general purpose DSC family. Each CAN module has its own message buffers and filters, so the 70 MIPS core can service both buses plus application logic without dropping frames. In a typical gateway topology, the dual CANs link a vehicle or machine network to an instrumentation subnet, with the DSP core running diagnostics; unlike designs using an external standalone CAN controller over SPI, the integrated modules cut latency and board area while the PMP can additionally drive a local status display.
Recommended
Embedded Control in Harsh Environments
For systems exposed to elevated temperatures, the DSPIC33EP512GP806-E/PT extended-temperature variant (same die and 64-pin TQFP package, -40C to +125C) allows a common PCB design to span industrial and harsh ambient deployments. The base -I grade covers -40C to +85C for standard industrial use. The 3.3 V single-supply operation with an internal core regulator simplifies power design, and the on-chip comparators plus RTCC remove external components in monitoring and timekeeping roles. In a typical deployment the DSC runs a sensor-fusion or supervisory loop, latches faults through the comparators, and reports over dual CAN for remote diagnostics; choosing the -E suffix variant keeps firmware and layout identical across product grades, reducing qualification effort for multi-environment product lines.
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Recommended Products Summary
Engineering reference data for DSPIC33EP512GP806-I/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP256GP806-I/PT | DSPIC33EP128GP806-I/PT | DSPIC33EP512GM806-I/PT | DSPIC33EP256MU806T-I/PT | DSPIC33EP512GP806-E/PT |
|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - 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 | 536 KB (512 KB) | approx. 256 KB | approx. 128 KB | 536 KB (512 KB) | approx. 256 KB | 536 KB (512 KB) |
| CAN Modules | 2 (dual CAN 2.0B) | 2 | 2 | 2 | 2 (plus USB) | 2 |
| USB Peripheral | No | No | No | No | Yes (full-speed USB) | No |
| Operating Temperature | -40C to +85C (I grade) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +125C (E grade) |
| Peripheral Focus | General purpose, PMP graphics, DCI | General purpose | General purpose | Motor control high-speed PWM | USB connectivity | General purpose, extended temp |
Key Differentiators
- Largest Flash in the 64-pin GP family (vs DSPIC33EP256GP806-I/PT)
- General purpose peripheral mix with PMP graphics port (vs DSPIC33EP512GM806-I/PT)
- Extended temperature option without redesign (vs DSPIC33EP512GP806-E/PT)
Design Notes
The dsPIC33E integrates an internal 1.8 V core regulator; the VCAP pin must be connected to a low-ESR ceramic capacitor to ground (value per datasheet, typically around 10 uF) and must not be loaded externally. Supply the 3.3 V rail within the 3.0 V to 3.6 V operating window with 0.1 uF decoupling at each VDD/VSS pair plus bulk capacitance near the device. Do not drive VDDCORE or bypass the internal regulator - doing so is a common cause of erratic brown-out behavior.
Programming reliability depends on clean PGEC/PGD pairs: per Northern Software's dsPIC33EP notes, the dsPIC33EP512GP806 is more sensitive to cross-talk between PGEC and PGED lines than other PIC devices, and programming can fail even if one of these pins is left unconnected. Keep ICSP traces short, avoid routing switching nodes adjacent to PGD/PGC, and place a small series resistor or pull configuration per Microchip programming spec. Verify all designated PGC/PGD pin pairs remain accessible on the production PCB test points.
Exploit Peripheral Pin Select (PPS) during layout rather than after: because RPn/RPIn pins can host remappable peripherals (with documented limitations per datasheet Section 11.4), assign UART, SPI, and CAN routing first, then fix PPS mappings in firmware to match the PCB. Note the analog pin restrictions - ANx pins have fixed analog functions that cannot be remapped. All port pins support change notification, allowing flexible button/interrupt placement. Keep the CAN transceiver traces stub-free and impedance-controlled at roughly 120 ohm differential.
Estimated: at 70 MIPS with typical I/O loading, the DSPIC33EP512GP806-I/PT dissipates on the order of a few hundred milliwatts; in a 10x10 mm TQFP on a standard four-layer PCB this yields a modest junction rise and generally needs no heatsink. However, the -I grade ceiling of +85C ambient leaves limited margin - for designs near that limit, use the pin-identical -E variant (-40C to +125C) rather than forcing airflow, preserving the same footprint and firmware.
Compliance Information
Compliance data was not present in the provided web data. Verify RoHS/REACH status via Microchip's product page environmental data as of 2026-09-25.
