DSPIC33EP512GP504T-E/PT - 16-bit DSC 512KB Flash 44-TQFP | Microchip
MPN: DSPIC33EP512GP504T-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33EP512GP504T-E/PT Overview
A digital signal controller combines the peripheral set and ease of use of a microcontroller with the multiply-accumulate (MAC) DSP engine of a digital signal processor. Within the semiconductor hierarchy, the dsPIC33EP sits below 32-bit MCUs in word width but above classic 8-bit PIC controllers, occupying the power-management, motor-control, and embedded-control tier where 16-bit deterministic execution and integrated analog are preferred over standalone DSP + MCU two-chip solutions.
Key features include the integrated CAN 2.0B module for automotive and industrial networking, three on-chip operational amplifiers and four comparators that reduce external analog component count, a Charge Time Measurement Unit (CTMU) for capacitive touch and time-domain measurements, and a Peripheral Trigger Generator (PTG) for hardware-sequenced autonomous operation. Superior ADC performance in the dsPIC33E family supports precision sensing, and the DSP engine enables filtering and control-loop math at full core speed.
Architecturally, the device uses a modified Harvard 16-bit core with a 24-bit instruction word, pipelined execution, and hardware DSP multiply/divide support. The large 512KB Flash array with self-programming capability supports field firmware updates, while the 48KB RAM accommodates control algorithms, communication buffers, and signal-processing workloads.
Typical applications include automotive body and powertrain auxiliary modules, digital power supplies, precision motor control (BLDC, PMSM, FOC), industrial sensing nodes, and capacitive-touch human-machine interfaces.
A key design consideration: the /T suffix indicates Tape-and-Reel packaging for automated assembly, and the -E grade extends operating temperature to +125C ambient, so thermal layout on the TQFP-44 should target low theta_JA copper pours in hot enclosures.
This page synthesizes distributor pricing, drop-in alternatives within the dsPIC33EP family, and practical design notes not consolidated in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP512GP504T-E/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 DSPIC33EP512GP504T-E/PT (same form factor and footprint) — differing in Package, Operating Temperature, Core Architecture, Packaging, Series.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GP504-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP512GP504T-I/PT
✅ Drop-In✓ In Stock
$4.35 / Unit
View Datasheet →DSPIC33EP512GP504T-H/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256GP504-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.68 / Unit
View Datasheet →DSPIC33EP32GP504T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.15 / Unit
View Datasheet →DSPIC33EP512MC504-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$5.44 / Unit
View Datasheet →DSPIC33EP512GP504T-E/PT Maximum Ratings & Electrical Characteristics
| Core Processor | dsPIC33EP 16-bit |
| Core Size | 16-bit |
| Speed | 60 MIPs |
| Program Memory Size | 512KB (170K x 24) Flash |
| RAM Size | 48KB |
| Supply Voltage | 3.3 V |
| Package | 44-TQFP (10x10 mm), 0.80 mm pitch |
| Operating Temperature | -40C to +125C (Extended, -E grade) |
| Qualification | Automotive, AEC-Q100 |
| CAN | Yes (CAN 2.0B module) |
| Op Amps | 3 integrated |
| Comparators | 4 |
| CTMU | Yes (Charge Time Measurement Unit) |
| Peripheral Trigger Generator (PTG) | Yes |
| Mounting Type | Surface Mount |
| Packaging | Tape & Reel (TR) |
| JESD-30 Code | S-PQFP-G44 |
| Series | dsPIC 33EP (Automotive, AEC-Q100) |
| RoHS Status | Compliant |
DSPIC33EP512GP504T-E/PT 44-tqfp (10x10 mm), 0.80 mm pitch Pin Configuration Guide
Pin configuration for DSPIC33EP512GP504T-E/PT (44-tqfp (10x10 mm), 0.80 mm pitch 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 DSPIC33EP512GP504T-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GP504T-E/PT is suitable for 6 applications: Automotive Body and Auxiliary Modules, Digital Power Supplies (SMPS/LLC), Precision Motor Control (BLDC/PMSM/FOC), Capacitive Touch Human-Machine Interfaces, Industrial Sensing and Condition Monitoring, Audio Signal Processing and Amplifier Management.
Automotive Body and Auxiliary Modules
The DSPIC33EP512GP504T-E/PT fits automotive auxiliary electronics because it is AEC-Q100 qualified with an extended -40C to +125C temperature grade and integrates a CAN 2.0B module, the de facto in-vehicle networking standard for body domains. The on-chip op amps and comparators condition sensor signals such as position, current, and temperature without external amplifiers, reducing BOM cost in high-volume modules. The device typically runs lamp control, wiper, seat, or pump auxiliary logic with the 60 MIPs core executing the communication stack plus control loops with margin. The 512KB Flash supports field-updatable firmware with a bootloader and dual-image storage, and the CTMU enables capacitive touch interfaces for interior controls. Trade-off: 3.3V logic requires level translation for 12V automotive rails, handled with standard transceiver and input-network components.
Recommended
Digital Power Supplies (SMPS/LLC)
Digital power conversion benefits directly from this DSC: the 60 MIPs DSP core with hardware MAC executes compensator math (PID/3p3z) fast enough for voltage-mode or current-mode loops at tens of kHz to low hundreds of kHz switching frequencies. The high-performance ADC, four comparators supporting cycle-by-cycle current limiting, and the Peripheral Trigger Generator for hardware-synchronized PWM-ADC sampling are exactly the peripherals Microchip designed into the dsPIC33E family for power conversion. The 512KB Flash accommodates multiple firmware profiles (burst mode, synchronous rectification, soft-start variants) in one image. Integrated op amps can amplify shunt current signals internally. Design consideration: PWM resolution and dead-time granularity must be checked against the specific PWM module variant in the family datasheet; the GP504 balances analog integration versus the MC-family specialized PWM for very high-frequency converters.
Recommended
Precision Motor Control (BLDC/PMSM/FOC)
The dsPIC33E family is explicitly positioned by Microchip for high-performance precision motor control, and this GP504 variant supports sensorless and sensored field-oriented control at 60 MIPs with hardware DSP multiply support. The three integrated op amps buffer three low-side shunt phase currents directly into the ADC, and the four comparators implement hardware overcurrent trips without CPU latency - critical for protecting Si MOSFET stages. The Peripheral Trigger Generator sequences PWM-edge-aligned ADC sampling at the shim points for clean current measurements. The 512KB Flash holds full FOC firmware plus communication protocols (CAN for industrial drives, UART for configuration). Consideration: for maximum PWM resolution at high switching frequency, verify the output-compare/PWM peripheral capabilities in the family reference manual; the MC504 sibling shares the package for designs needing motor-specific PWM features.
Recommended
Capacitive Touch Human-Machine Interfaces
The integrated Charge Time Measurement Unit (CTMU) makes this device a strong fit for capacitive touch buttons, sliders, and proximity sensing in appliance, automotive, and industrial panels. The CTMU measures charge time on touch pads with sub-nanosecond resolution, and the 48KB RAM plus 512KB Flash run Microchip touch libraries with debounce, drift compensation, and multi-key scanning simultaneously with the main application. The extended -40C to +125C rating allows touch panels in under-hood or near-cooktop environments where most touch controllers cannot survive. Because the touch acquisition uses on-chip analog, no dedicated touch IC is needed, cutting BOM cost. A design tip: keep CTMU channels away from high dv/dt PWM routing on the 44-TQFP footprint and use the comparators for low-power wake-on-touch to minimize average current in battery-backed panels.
Recommended
Industrial Sensing and Condition Monitoring
For industrial sensor nodes and condition-monitoring endpoints, the device pairs a 12-bit-class ADC front end (via the high-performance dsPIC33E ADC) with on-chip op amps for signal conditioning and the DSP engine for digital filtering - implementing RMS computation, FFT-based spectral features, or IIR filtering directly on-node. The CAN interface integrates the node into factory networks while UART/SPI/I2C link local peripherals. The extended temperature grade suits panels near motors and drives where ambient reaches +85C to +105C, and the CTMU supports ultrasonic or capacitance-based level sensing. The 512KB Flash supports protocol stacks plus local data logging in the 48KB RAM. Trade-off: for battery-powered nodes, budget the core active current at 60 MIPs and leverage PTG-driven autonomous sampling to shorten CPU awake windows between measurements.
Recommended
Audio Signal Processing and Amplifier Management
The 16-bit DSP engine with hardware multiply-accumulate at 60 MIPs executes audio-band filtering, peak limiting, and speaker-protection algorithms in real time, while the three op amps and four comparators handle signal-level detection and distortion or over-current protection around Class-D output stages. The 512KB Flash stores multiple coefficient sets and EQ profiles, switchable via CAN or UART in multi-zone products. In powered-speaker and PA amplifier designs, the extended +125C grade tolerates heat-soaked enclosures near amplifier heatsinks, where standard 85C controllers are marginal. The CTMU can implement capacitive volume/touch controls on the same die, unifying the panel and DSP controller. Design consideration: budget the 3.3V ADC input range for proper headroom on line-level audio and use the PTG to schedule sampling aligned to the power-conversion switching to minimize audible artifacts.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GP504T-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GP504-I/PT | DSPIC33EP512GP504T-I/PT | DSPIC33EP256GP504-I/PT | DSPIC33EP32GP504T-I/PT | DSPIC33EP512MC504-I/PT |
|---|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 512KB (170K x 24) | 512KB (170K x 24) | 512KB (170K x 24) | 256KB | 32KB | 512KB |
| Core Speed | 60 MIPs | 70 MIPs (family speed) | 70 MIPs (family speed) | 60-70 MIPs | 60-70 MIPs | 60-70 MIPs |
| Operating Temperature | -40C to +125C (-E, extended) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) |
| AEC-Q100 Qualification | Yes (Automotive series) | Standard grade | Standard grade | Standard grade | Standard grade | Standard grade |
| Packaging | Tape & Reel (/T) | Tape & Reel | Tape & Reel | Tray | Tape & Reel | Tray |
| Analog Integration | 3 op amps, 4 comparators, CTMU, CAN, PTG | Same GP peripheral set | Same GP peripheral set | Same GP peripheral set | Same GP peripheral set | Motor-control PWM/peripheral set (verify mapping) |
Key Differentiators
- Extended temperature and AEC-Q100 qualification (vs DSPIC33EP512GP504T-I/PT)
- Maximum Flash in the pin-compatible 44-TQFP family (vs DSPIC33EP256GP504-I/PT)
- Integrated analog vs MC-family sibling (vs DSPIC33EP512MC504-I/PT)
Design Notes
Power the DSPIC33EP512GP504T-E/PT from a clean 3.3V rail. Decouple each VDD/VSS pair with 100nF ceramic capacitors placed within 2 mm of the pins, plus a single 10uF bulk capacitor near the device. In automotive or motor-control boards where this DSC shares a board with switching converters, add a ferrite bead between the 3.3V rail and the MCU VDD network to suppress ripple coupling into the ADC reference. Estimated: at 60 MIPs the core active current is in the tens of mA class - confirm exact ICC from the datasheet electrical characteristics table for your thermal budget.
The 44-TQFP (10x10 mm, 0.80 mm pitch) land pattern follows the JESD-30 S-PQFP-G44 outline; use Microchip's recommended footprint in the family datasheet. Route the CAN bus differentially away from PWM and CTMU touch traces to avoid coupling into the analog front end. The three op-amp and comparator inputs are multiplexed with digital pins - keep analog routing short and reference a solid ground plane. For the extended +125C grade, use 2 oz copper or thermal vias near the device if it sits near hot components; TQFP packages have no exposed pad, so heat exits mainly through the leads.
Three pitfalls recur in dsPIC33EP512GP504 designs. First, the -E extended grade and AEC-Q100 qualification are ordering-code specific: substituting an -I part on the same reel plan silently drops the +125C rating. Second, the Tape-and-Reel (/T) code differs from the Tray part number - purchasing teams must match the MPN exactly. Third, parametric sources conflict on RAM (24KB vs 48KB); verify against the current Microchip datasheet before committing memory maps. Also confirm the exact MIPs rating of the selected grade, since family pages cite 70 MIPS while distributor entries for this MPN list 60 MIPs.
Compliance Information
Automotive, AEC-Q100, dsPIC 33EP series per ssfkg and datasheets.com listings. RoHS status per standard Microchip 44-TQFP offering; REACH/halogen/conflict-minerals details not present in verified data.
