DSPIC33EP512GP504-H/TL - 16-bit 60 MIPS DSC 512KB Flash | Microchip
MPN: DSPIC33EP512GP504-H/TL ✓ Active| Qty | Unit Price | Extended |
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DSPIC33EP512GP504-H/TL Overview
A digital signal controller combines the control peripherals of a microcontroller with the computational engine of a DSP. Within the power-management hierarchy of embedded systems, the DSC sits above a basic MCU (adding hardware multiply-accumulate, DSP loops and high-speed PWM) while remaining simpler than an application processor, making it the standard choice for real-time control loops in motor drives, digital power conversion and precision sensing.
Key features of this part include a 16-bit dsPIC33E core running at 60 MIPS, 512KB of self-programmable Flash with ECC-class endurance, 48KB of on-chip SRAM with 4-channel DMA, two on-chip operational amplifiers, comparators, a CAN 2.0B controller, and high-speed PWM outputs suited to digital power and motion control. The GP (general purpose) variant emphasizes advanced analog integration, including the CTMU (Charge Time Measurement Unit) for touch/timing measurement.
The dsPIC33EP architecture pairs a pipelined 16-bit CPU with DSP instruction support (MAC, dual fetch) and rich peripherals clocked independently of the core. The -H suffix denotes a temperature-qualified device, and the /TL suffix identifies the 44-lead VTLA (6x6 mm) surface-mount package, a compact QFN-style footprint that keeps loop inductance low for PWM-heavy designs.
Typical applications include sensor aggregation and signal conditioning (exploiting the on-board op amps), CAN-networked industrial nodes, general-purpose embedded control requiring large 512KB program memory, and auxiliary power or telemetry boards that need DSP-class math without an external analog front end.
Design consideration: the 3.0V-3.6V supply and the 6x6 mm thermal pad layout require a solid ground plane and localized 0.1uF decoupling at every VDD pin; verify which PGECx/PGEDx pair you route for ICSP, as programming requires a matched PGEC/PGED pair.
This page synthesizes verified distributor data, drop-in family alternatives, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512GP504-H/TL — 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 DSPIC33EP512GP504-H/TL (same form factor and footprint) — differing in Package, Qualification, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GP504T-H/TL
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512MC504-H/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.65 / Unit
View Datasheet →DSPIC33EP256GP504-H/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP128GP504-H/TL
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP256MC504-H/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.7 / Unit
View Datasheet →DSPIC33EP512GP504-H/TL Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33E DSC |
| Maximum Clock / Performance | 60 MHz / 60 MIPS |
| Program Flash Memory | 512 KB (170K x 24) |
| SRAM | 48 KB (2048 words RAM reported by distributor) |
| DMA Channels | 4 |
| Timers | 5 |
| CAN | CAN 2.0B controller |
| Analog Integration | Op Amps, Comparators, CTMU, PTG |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Package | 44-VTLA (6x6 mm) |
| Mounting Type | Surface Mount |
| Qualification | Automotive-recommended, AEC-Q100 family (per DigiKey listing) |
| Programmability | ICSP via matched PGECx/PGEDx pairs |
| Low-Power Modes | Supported (per Microchip USA description) |
DSPIC33EP512GP504-H/TL 44-vtla (6x6 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP512GP504-H/TL (44-vtla (6x6 mm) 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 DSPIC33EP512GP504-H/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GP504-H/TL is suitable for 6 applications: Sensor Aggregation and Signal Conditioning, CAN-Networked Industrial Control Nodes, Digital Power and Lighting Control, Portable and Battery-Powered Instruments, Automotive Auxiliary Electronic Modules, Embedded DSP and Audio Signal Processing.
Sensor Aggregation and Signal Conditioning
The DSPIC33EP512GP504-H/TL integrates two on-chip operational amplifiers and comparators directly on the die, allowing gain staging and threshold detection of sensor signals without an external analog front end. The 60 MIPS 16-bit DSP core executes filtering (FIR/IIR) and calibration math on the 10/12-bit ADC results in real time, while 4 DMA channels stream conversion data to the 48KB SRAM without CPU intervention. The CTMU supports precision time-charge measurements for capacitive or resistive sensing. This consolidation reduces BOM count and board area in multi-sensor nodes, at the trade-off of using the fixed internal op-amp bandwidth rather than selecting custom external amplifiers.
Recommended
CAN-Networked Industrial Control Nodes
With an integrated CAN 2.0B controller, the DSPIC33EP512GP504-H/TL connects directly to an industrial CAN bus through a transceiver, making it well suited for factory automation nodes, remote I/O modules and building controllers. The 512KB Flash accommodates protocol stacks plus application logic, and five timers plus the PTG (Peripheral Trigger Generator) automate deterministic task timing independent of the CPU. Operating from a 3.0V-3.6V rail, the 44-VTLA 6x6 mm package fits compact distributed control boards. DMA offloads CAN message buffering, and the 60 MIPS headroom supports simultaneous protocol handling and local control-loop execution with margin for future firmware growth.
Recommended
Digital Power and Lighting Control
The dsPIC33E family's high-speed PWM peripheral supports the switching frequencies and dead-time resolution required by digital power supplies, LED drivers and PFC stages. The DSPIC33EP512GP504-H/TL runs the compensator (PID or 2p2z) at 60 MIPS while the ADC, triggered by the PWM via the PTG, samples current and voltage at precise instants within the switching period - minimizing switching-noise-induced error. On-board comparators provide fast cycle-by-cycle overcurrent protection without software latency. The 3.3V I/O interfaces cleanly with gate-driver ICs, and 512KB Flash leaves room for multiple firmware profiles such as dimming curves or multi-protocol command sets.
Recommended
Portable and Battery-Powered Instruments
Handheld instruments benefit from the part's low-power modes and single 3.0V-3.6V supply, allowing direct operation from a Li-ion cell via a small LDO. The 60 MIPS performance enables on-device FFT and spectral analysis, while the CTMU and internal op amps support capacitance and analog measurements without extra silicon. The compact 44-VTLA (6x6 mm) package minimizes PCB area in enclosure-constrained designs. The 512KB Flash supports rich GUI firmware, logging and multi-language menus, and 48KB RAM buffers measurement history. Distributor data confirms support for low-power modes, so sleep currents can be kept near the dsPIC33E family's microamp-class idle figures for long battery life.
Recommended
Automotive Auxiliary Electronic Modules
DigiKey classifies this device under 'dsPIC Automotive, AEC-Q100', and Microchip lists the dsPIC33EP512GP504 as recommended for automotive design, making it appropriate for auxiliary modules such as sensor hubs, lighting controllers and body-electronics units. The CAN 2.0B controller interfaces with vehicle networks via a transceiver, and the -H temperature-qualified ordering code addresses extended thermal environments. The on-chip op amps condition resistive and ratiometric automotive sensors, while the 60 MIPS core executes diagnostics and plausibility checks required in vehicle systems. Designers should verify the specific AEC-Q100 grade of the exact ordering code against their qualification plan.
Recommended
Embedded DSP and Audio Signal Processing
The dsPIC33E core provides hardware MAC and DSP addressing modes suited to moderate-rate audio processing - equalization, dynamic range compression and acoustic echo handling at speech-band sample rates. The DSPIC33EP512GP504-H/TL pairs with external codecs over SPI or I2S-style serial interfaces, using DMA to move samples into the 48KB SRAM with low jitter. The 60 MIPS budget supports several concurrent filter banks while retaining capacity for the control application. The 512KB Flash holds multiple tuning presets. For high-fidelity 96 kHz multi-channel audio, a dedicated DSP remains the better choice; this part excels where audio processing is one task among many in a mixed-signal controller.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GP504-H/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GP504T-H/TL | DSPIC33EP512MC504-H/TL | DSPIC33EP256GP504-H/TL | DSPIC33EP128GP504-H/TL |
|---|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm) | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 512 KB | 512 KB | 512 KB | 256 KB | 128 KB |
| Performance | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Peripheral Emphasis | General purpose: op amps, CTMU, PTG | General purpose (identical die) | Motor control PWM/ADC | General purpose | General purpose |
| CAN | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) |
Key Differentiators
- On-chip analog integration eliminates external front-end parts (vs DSPIC33EP512MC504-H/TL)
- Maximum Flash in the 44-pin family (vs DSPIC33EP256GP504-H/TL)
- Compact 6x6 mm QFN-style footprint (vs DSPIC33EP512GP504-H/PT)
Design Notes
Connect every VDD pin to the 3.3V rail and every VSS pin to a low-impedance ground plane - Northern Software's programming documentation explicitly warns that all VDD/VSS pins must be connected for reliable ICSP and operation. Place a 0.1uF ceramic capacitor at each supply pin, as close to the package as possible. The 44-VTLA 6x6 mm QFN-style package has its thermal pad underneath; solder it to a grounded copper pour to improve heat spreading and reduce ground bounce during PWM switching.
The dsPIC33EP512GP504 offers multiple PGECx/PGEDx pairs for in-circuit serial programming. You may choose any pair, but ICSPCLK and ICSPDAT must come from the SAME pair (for example PGEC2 with PGED2) - mixing pairs from different pairs prevents programming. Route your programming header to a dedicated matched pair and do not load those pins with heavy pull-downs or LED drives that could corrupt the ICSP edge timing.
The device requires a 3.0V to 3.6V single supply per distributor data; design for a nominal 3.3V rail. Estimated: if the DSC draws on the order of tens of milliamps at 60 MIPS plus I/O load, a small LDO such as an MCP1700-class regulator is usually sufficient; verify actual current against the family datasheet current-vs-MIPS curves. When powering from noisy industrial rails, add an LC or ferrite bead filter upstream and keep analog (AVDD) supply clean to preserve ADC accuracy.
Compliance Information
DigiKey lists the part under 'dsPIC Automotive, AEC-Q100' and Microchip marks it 'Recommended for Automotive Design'. Specific RoHS/REACH/lead-free status not present in retrieved data - confirm on the Microchip product page.
