DSPIC33EP512GP506T-E/MR - 60 MIPS 16-bit DSC | Microchip
MPN: DSPIC33EP512GP506T-E/MR ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $8.9 | $8.90 |
| 10 | $8.1 | $81.00 |
| 100 | $7.35 | $735.00 |
| 500 | $6.75 | $3,375.00 |
| 1,000 | $6.2 | $6,200.00 |
DSPIC33EP512GP506T-E/MR Overview
A digital signal controller combines the deterministic interrupt architecture and peripheral set of a microcontroller with the multiply-accumulate (MAC) DSP engine of a digital signal processor. Within the power-management hierarchy of embedded systems, the DSC sits between a general-purpose MCU and a dedicated DSP: it runs real-time control loops (current loops, sensor fusion, digital power conversion) while also managing communication stacks and application logic on a single chip.
Key features of this device include the dsPIC33E 16-bit core with DSP instruction extensions, CAN 2.0B communication, on-chip operational amplifiers and comparators, a Charge Time Measurement Unit (CTMU), and a Peripheral Trigger Generator (PTG) that automates ADC triggering sequences without CPU intervention. The ADC subsystem provides the superior analog performance the dsPIC33E GP family is known for, enabling precise motor control and sensor-sampling applications.
Architecturally, the device uses a modified Harvard pipeline with 24-bit-wide instructions, DSP multiply-accumulate hardware, and divide support. The wide FLASH word (170K x 24) improves code density for DSP-heavy routines, and the MR suffix denotes the 64-VQFN (9x9) exposed-pad package whose thermal pad improves junction-to-ambient performance for automotive-grade operation.
Typical applications include automotive body and powertrain subsystems, brushless DC and PMSM motor control, digital power supplies (PFC and LLC stages), and industrial sensing nodes that need CAN connectivity with on-chip analog signal conditioning.
For design, plan MCLR/ICSP programming access and decouple all VDD/VSS pin pairs with 0.1uF ceramics placed directly at the pins; the exposed pad must be soldered to a grounded copper pour for full thermal and EMC performance.
This page synthesizes distributor data, drop-in alternatives, and engineering design notes beyond what the manufacturer datasheet provides.
Drop-in alternatives for DSPIC33EP512GP506T-E/MR — 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 DSPIC33EP512GP506T-E/MR (same form factor and footprint) — differing in Operating Temperature, Package, RoHS Status, Supply Voltage.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GP506T-I/MR
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256GP506T-E/MR
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP512MC506T-E/MR
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$10.4 / Unit
View Datasheet →DSPIC33EP512GP506T-E/MR Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC |
| Maximum CPU Speed | 60 MIPS |
| Program Memory Size | 512 KB (170K x 24) FLASH |
| RAM Size | 48 KB |
| Supply Voltage | 3.3 V |
| Operating Temperature | -40C to +125C (E, extended) |
| Package | 64-VQFN (9x9 mm) Exposed Pad |
| Mounting Type | Surface Mount |
| Qualification | AEC-Q100 Qualified |
| Communication Interfaces | CAN 2.0B, UART, SPI, I2C |
| On-chip Peripherals | Op Amps, Comparators, CTMU, PTG |
| Series | dsPIC 33EP |
| Packaging Suffix | T = Tape and Reel |
| ADC | On-chip high-performance ADC (per family datasheet) |
| RoHS Status | Compliant |
| Data Bus Width | 16 bit |
DSPIC33EP512GP506T-E/MR 64-vqfn (9x9 mm) exposed pad Pin Configuration Guide
Pin configuration for DSPIC33EP512GP506T-E/MR (64-vqfn (9x9 mm) exposed pad 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 DSPIC33EP512GP506T-E/MR.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GP506T-E/MR is suitable for 6 applications: Automotive Body Electronics, Brushless DC and PMSM Motor Control, Digital Power Supplies (PFC / LLC), Industrial Sensing and CAN Nodes, Audio and Signal Processing Equipment, Test, Measurement and Instrumentation.
Automotive Body Electronics
The AEC-Q100 qualification and -40C to +125C extended rating of the DSPIC33EP512GP506T-E/MR make it directly suited to automotive body-control modules, lighting controllers, and gateway nodes. The integrated CAN 2.0B ECAN module connects to in-vehicle networks at up to 1 Mbit/s without an external CAN controller, while the CTMU enables low-cost capacitive touch or precise resistance sensing for switch panels. On-chip op amps and comparators condition analog sensor inputs such as position and current feedback, reducing external BOM count in cost-sensitive 12V systems. Firmware overhead is comfortably handled by the 60 MIPS core with 512KB FLASH, leaving headroom for diagnostics and UDS-style service stacks.
Recommended
Brushless DC and PMSM Motor Control
The 60 MIPS dsPIC33E DSP engine with hardware MAC instructions executes field-oriented control (FOC) current loops at 10-20 kHz update rates with margin to spare, which is why the dsPIC33EP family is a staple of Microchip's motor-control reference designs. The high-performance ADC can sample phase currents synchronized to the PWM carrier via the Peripheral Trigger Generator, removing CPU-trigger jitter that degrades control-loop accuracy. 512KB FLASH holds FOC code, commutation tables, and field-weakening routines together. For MC-peripheral-optimized designs, the pin-compatible DSPIC33EP512MC506T-E/MR variant offers dedicated motor-control PWM mapping on the same footprint.
Recommended
Digital Power Supplies (PFC / LLC)
Digital power conversion demands deterministic loop execution: the DSPIC33EP512GP506T-E/MR closes voltage and current loops on its fast 12-bit ADC with PWM modules that support complementary outputs, dead-time insertion, and fault pin cutoff - the essentials for PFC and LLC stage control. The 60 MIPS core sustains 100 kHz-plus switching control rates while the DSP engine handles nonlinear compensation math. PTG-driven ADC sampling aligned to PWM events minimizes switching-noise pickup. Because the E/MR carries AEC-Q100 qualification, it is equally usable in server and telecom PSU designs that adopt automotive-grade screening for reliability assurance.
Recommended
Industrial Sensing and CAN Nodes
Industrial sensor nodes benefit from the on-chip op amps and comparators that front-end ratiometric sensors (pressure bridges, RTDs via CTMU excitation) without external amplifiers, and the ECAN module links the node to factory CANopen or DeviceNet-style buses. The -40C to +85C or +125C operating envelope covers both cabinet-mounted and machine-mounted installations. 512KB FLASH accommodates protocol stacks plus local data-logging of the 48KB RAM buffer. Surface-mount 64-VQFN packaging at 9x9 mm keeps node PCBs compact, and the exposed pad provides a solid low-impedance ground important for analog accuracy on electrically noisy factory floors.
Recommended
Audio and Signal Processing Equipment
The 16-bit DSP engine with single-cycle MAC and 40-bit accumulators executes biquad filters, limiters, and mixing algorithms efficiently, making the DS PIC33EP512GP506T-E/MR viable for professional audio accessories, automotive audio amplifiers, and effect processors. The 60 MIPS throughput supports multiple concurrent filter channels at 48 kHz sample rates, while DMA-style peripheral triggering keeps the ADC and output paths gap-free. On-chip comparators can implement zero-crossing detection for switching-amplifier control. Designers needing more integrated codec support should evaluate the dsPIC33EP GM family, but for control-plus-DSP hybrid workloads this general purpose variant offers the most flexible pin mapping.
Recommended
Test, Measurement and Instrumentation
Bench instruments and handheld meters use the CTMU for precision time-interval and capacitance measurement, the high-speed ADC for waveform sampling, and the 60 MIPS core for DSP post-processing such as RMS, THD, and FFT estimation on 48KB of on-chip data RAM. The PTG automates repetitive capture sequences with sub-microsecond determinism, offloading the CPU for user-interface and communication tasks. The extended -40C to +125C rating permits battery-powered field instruments stored in vehicles. ICSP programming via MCLR/PGD/PGC simplifies in-field firmware updates through a 3-wire service header, an important serviceability feature for deployed measurement equipment.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GP506T-E/MR — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GP506T-I/MR | DSPIC33EP512GP506T-E/PT | DSPIC33EP256GP506T-E/MR | DSPIC33EP512MC506T-E/MR |
|---|---|---|---|---|---|
| Package | 64-VQFN (9x9) Exposed Pad | 64-VQFN (9x9) - same | 64-TQFP - different footprint | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| CPU Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS |
| Program Memory | 512 KB (170K x 24) | 512 KB | 512 KB | 256 KB | 512 KB |
| Temperature Range | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +125C (E) |
| RAM | 48 KB | 48 KB | 48 KB | 48 KB | 48 KB |
| Peripheral Focus | General purpose (GP) | General purpose (GP) | General purpose (GP) | General purpose (GP) | Motor control (MC) |
Key Differentiators
- Automotive-grade temperature and qualification (vs DSPIC33EP512GP506T-I/MR)
- Exposed-pad QFN thermal performance (vs DSPIC33EP512GP506T-E/PT)
- Full 512KB FLASH with general purpose peripheral set (vs DSPIC33EP256GP506T-E/MR)
Design Notes
The 64-VQFN (9x9) MR package has an exposed thermal pad that must be soldered to a grounded copper pour with an array of thermal vias. This pad is not optional - it provides the primary heat dissipation path for the -40C to +125C automotive operating envelope and also serves as the low-impedance ground reference for the ADC and DSP core. Place 0.1uF ceramic decoupling capacitors on every VDD/VSS pin pair, within 2 mm of the pins, plus one 10uF bulk capacitor near the supply entry. Follow Microchip's dsPIC33EP family layout guidelines for analog ground separation.
Ordering-code suffixes matter: T (tape and reel), E (extended -40C to +125C), MR (64-VQFN). Mixing up E and I grades on a production BOM will cause field failures above +85C, and the /PT TQFP variant has an entirely different footprint that will not fit an MR land pattern. Verify the complete part number on delivered reels against the approved BOM. Also note distributor RAM-size inconsistencies (24KB vs 48KB) for this family - confirm against the current Microchip family datasheet before finalizing memory maps.
Route MCLR, PGD and PGC to a 5-pin ICSP header even in production layouts; the dsPIC33EP family supports in-field reprogramming through these pins and omitting the header forces expensive fixture programming later. Keep CAN TX/RX traces short and route them away from the PWM outputs to reduce switching noise coupling into the transceiver. For ADC accuracy, use the PTG to trigger conversions synchronized to PWM periods rather than free-running sampling, and keep analog trace runs on a quiet region of the board away from the gate-drive loops.
Estimated: at 60 MIPS the dsPIC33EP core draws on the order of tens of mA from the 3.3V rail (exact IDD per speed/peripheral configuration is in the family datasheet electrical characteristics tables). Budget the 3.3V regulator for the peak active current plus all I/O loads, and enable the device's idle/doze modes in firmware to cut average consumption in battery or always-on automotive nodes. Sequence power-up with a clean monotonic 3.3V ramp and hold MCLR low via an RC or supervisor until VDD is stable to avoid erratic reset behavior.
Compliance Information
AEC-Q100 qualified per Microchip USA product listing. RoHS/lead-free status inferred from standard Microchip automotive-grade production; REACH and conflict-minerals declarations should be confirmed via Microchip's compliance portal.
