DSPIC33EP512MC504-H/ML - 70 MIPS DSC 512KB Flash QFN-44 | Microchip
Teilenummer: DSPIC33EP512MC504-H/ML ✓ Aktiv| Menge | Stückpreis | Gesamt |
|---|---|---|
| 1 | $6.12 | $6,12 |
| 10 | $5.55 | $55,50 |
| 100 | $4.92 | $492,00 |
| 500 | $4.48 | $2.240,00 |
| 1.000 | $4.05 | $4.050,00 |
DSPIC33EP512MC504-H/ML Übersicht
A digital signal controller combines the computational power of a DSP with the peripheral set and ease of use of a microcontroller. Within the power-management hierarchy, the DSC sits at the intersection of microcontrollers and digital signal processors, making it the standard controller class for real-time closed-loop motor and power-conversion systems such as field-oriented control (FOC) of PMSM and BLDC motors.
Key differentiating features include the high-speed MCPWM peripheral with complementary outputs, dead-time insertion and fault protection, the QEI module for position feedback from incremental encoders, multiple high-speed 12-bit ADC channels, and 35 general-purpose I/O pins. The EP-generation core supports DSP multiply-accumulate instructions for filtering and control-law computation at deterministic latency.
Technically, the dsPIC33EP core executes one instruction per cycle at full speed with a pipelined architecture, hardware loop support and dual operand fetch, enabling single-cycle MAC operations critical for control loops running at tens of kilohertz. The 512 KB Flash array supports self-programming for field updates, and the 48 KB SRAM provides headroom for control state machines, communications buffers and filter histories.
Typical applications include precision BLDC and PMSM motor drives, digital power supplies and PFC stages, solar micro-inverters, and industrial automation equipment requiring deterministic real-time control with integrated PWM generation.
Design consideration: the -H suffix denotes the extended operating temperature grade; verify supply decoupling on all VDD/VSS pin pairs and the exposed pad solder connection for thermal and ground integrity in high-PWM-switching designs.
This page synthesizes distributor pricing, pin-compatible same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with pricing as of 2026-09-25.
Drop-in-Alternativen für DSPIC33EP512MC504-H/ML – gleiches Gehäuse, Pin-kompatibel. Bauteile mit anderem Gehäuse, die eine PCB-Überarbeitung erfordern, sind ausgeschlossen.
Varianten dieser Serie
Modelle derselben Serie, die drop-in-kompatibel sind mit DSPIC33EP512MC504-H/ML (gleiche Bauform und Footprint) – abweichend in Package, Core Architecture, Maximum CPU Speed, RAM, Supply Voltage Range.
Schnellvergleichstool – Wählen Sie Alternativbauteile für den Direktvergleich:
DSPIC33EP512MC504-I/ML
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
DSPIC33EP256MC504-H/ML
✅ Drop-In ⚠️ Spezifikationen ungeprüft✓ Auf Lager
$3.98 / Stück
Datenblatt ansehen →DSPIC33EP256MC504-I/ML
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
DSPIC33EP128MC504-H/ML
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
DSPIC33EP64MC504-H/ML
✅ Drop-In ⚠️ Spezifikationen ungeprüft📋 Referenzalternative (nicht im Katalog)
DSPIC33EP512MC504-H/ML Grenzwerte & elektrische Eigenschaften
| Core Architecture | 16-bit dsPIC33EP DSC |
| Maximum CPU Speed | 70 MIPS |
| Flash Memory | 512 KB (170K x 24) |
| SRAM | 48 KB (24K x 16) |
| Supply Voltage Range | 3 V to 3.6 V |
| Gehäuse | 44-QFN (8x8 mm) with exposed pad |
| I/O Pins | 35 |
| Motor Control PWM (MCPWM) | Yes |
| Quadrature Encoder Interface (QEI) | Yes |
| DSP Engine | Single-cycle MAC, hardware loops |
| Product Series | dsPIC33EP MC (Motor Control) |
| Montageart | Surface Mount |
| RoHS-Status | Compliant |
| Temperature Grade | -H extended temperature grade |
| Typical Applications | Precision motor control, digital power |
DSPIC33EP512MC504-H/ML 44-qfn (8x8 mm) with exposed pad Pinbelegungsleitfaden
Pinbelegung für DSPIC33EP512MC504-H/ML (44-qfn (8x8 mm) with exposed pad-Gehäuse). Dieser digitale IC umfasst GPIO, Kommunikationsschnittstellen (UART, SPI, I2C) und Versorgungspins. Alternative Pin-Funktionen und Konfigurationsoptionen entnehmen Sie dem Herstellerdatenblatt. Unverzichtbar für Embedded-System-Design und PCB-Layout.
Keine detaillierten Pinbelegungsdaten verfügbar für DSPIC33EP512MC504-H/ML.
Siehe die Datenblatt für die vollständige Pin-Konfiguration.
Typische Anwendungen
DSPIC33EP512MC504-H/ML ist geeignet für 6 Anwendungs: Precision BLDC/PMSM Motor Control, Digital Power Supplies and PFC, Solar Micro-Inverters, E-Bikes and Light Electric Vehicles, Industrial Automation and Robotics, UPS and Energy Storage Systems.
Precision BLDC/PMSM Motor Control
The DSPIC33EP512MC504-H/ML is purpose-built for field-oriented control (FOC) of BLDC and PMSM motors. Its 70 MIPS DSP core executes single-cycle multiply-accumulate operations for Park/Clarke transforms and current-loop PI regulators, while the dedicated MCPWM module generates complementary PWM pairs with hardware dead-time insertion and cycle-by-cycle current limiting that operates without CPU intervention. The QEI module decodes incremental encoder feedback for position and speed estimation. In a typical FOC drive, the controller runs the current loop at 20-50 kHz using 12-bit ADC samples synchronized to PWM centers, achieving low torque ripple. The 512 KB Flash leaves ample room for observer-based sensorless algorithms and communications stacks alongside the core control code.
Empfohlen
Digital Power Supplies and PFC
Digital switched-mode power supplies, power factor correction stages and LLC converters benefit from the deterministic control capability of this DSC. The MCPWM module provides high-resolution PWM with complementary outputs and programmable dead time needed for half-bridge and full-bridge topologies, while ADC conversions triggered by the PWM hardware keep sampling phase-aligned with switching events - critical for average-current-mode control. The 70 MIPS core executes compensator calculations within a single switching period even at 200-500 kHz effective loop rates with multi-phase interleaving. Firmware-based control also enables adaptive features such as burst mode, nonlinear gain scheduling and power-supply health telemetry that analog controllers cannot offer, with the 512 KB Flash supporting protocol stacks for PMBus-style management.
Empfohlen
Solar Micro-Inverters
Solar micro-inverter designs combine an MPPT DC-DC stage with a grid-tied DC-AC inverter, both of which this DSC controls from a single chip. The 70 MIPS core runs maximum-power-point-tracking algorithms on one control thread while generating synchronized sinusoidal PWM for grid-current shaping on another, aided by the DSP MAC engine for filtering. Center-aligned MCPWM outputs with dead-time insertion drive the power stage safely, and the ADC samples grid voltage and current for anti-islanding and power-quality compliance. The 512 KB Flash accommodates grid-code tables for multiple regions and field-updatable firmware via self-programming. The 3 V to 3.6 V low-voltage supply simplifies isolated bias design from the high-voltage DC bus through a small auxiliary converter.
Empfohlen
E-Bikes and Light Electric Vehicles
Light electric vehicle powertrains require a motor controller that handles battery management, traction motor control and communications simultaneously - a workload the DSPIC33EP512MC504-H/ML handles well. The 70 MIPS core runs sensorless or encoder-based FOC for the traction motor using the MCPWM and QEI peripherals, while the 48 KB SRAM buffers CAN frames and battery-pack telemetry. Its extended temperature (-H grade) capability suits enclosures near the motor or in direct sunlight where standard industrial parts reach their limits. The 512 KB Flash stores multiple control profiles (eco/sport modes) and field-updatable firmware. CAN connectivity via an external transceiver integrates the controller with battery BMS and dash displays for a complete, serviceable drive system.
Empfohlen
Industrial Automation and Robotics
In industrial automation, this DSC serves as a real-time motion and machine-control node. The QEI module interfaces directly with incremental encoders on servo axes, the MCPWM drives motor bridges or stepper drivers, and the 70 MIPS DSP core closes position/velocity/current cascaded loops with deterministic jitter - a requirement for coordinated multi-axis motion. The 512 KB Flash and 48 KB SRAM host protocol stacks (Modbus, CANopen-style layers) alongside control code, while 35 GPIO lines interface limit switches, relays and sensors. The 44-QFN 8x8 mm footprint fits dense multi-axis drive boards. The extended temperature grade supports cabinet-mounted drives in hot factory environments, and firmware self-programming enables on-site feature updates without processor replacement.
Empfohlen
UPS and Energy Storage Systems
Uninterruptible power supplies and battery-based energy storage systems need simultaneous inverter control, battery-charging management and system supervision - three tasks this DSC consolidates. The MCPWM module generates the inverter and charger PWM with hardware fault shutdown for overcurrent events, while the 70 MIPS core computes battery state-of-charge algorithms, monitors cell voltages via the ADC, and manages transfer-switch logic. The 48 KB SRAM maintains fault logs and statistics, and the 512 KB Flash stores waveform tables and grid-support functions. Synchronized ADC sampling keeps current-loop measurements phase-consistent across the charger and inverter stages. The extended temperature rating accommodates installations in unconditioned electrical rooms where ambient temperatures exceed standard commercial ratings.
Empfohlen
Zusammenfassung der empfohlenen Produkte
Technische Referenzdaten für DSPIC33EP512MC504-H/ML – Vergleich, Designhinweise und Compliance-Informationen.
Auswahlhilfe
Vergleich mit Alternativen
| Parameter | Dieses Produkt | DSPIC33EP512MC504-I/ML | DSPIC33EP256MC504-H/ML | DSPIC33EP128MC504-H/ML | DSPIC33EP64MC504-H/ML |
|---|---|---|---|---|---|
| Package | 44-QFN (8x8 mm) | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same | 44-QFN (8x8 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 512 KB | 512 KB | 256 KB | 128 KB | 64 KB |
| SRAM | 48 KB | 48 KB | 48 KB | 48 KB | 48 KB |
| CPU Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| MCPWM / QEI Peripherals | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes | Yes / Yes |
| Temperature Grade | -H (extended) | -I (industrial) | -H (extended) | -H (extended) | -H (extended) |
Wichtigste Unterscheidungsmerkmale
- Full 512 KB Flash in the 44-QFN footprint (vs. DSPIC33EP256MC504-H/ML)
- Extended (-H) temperature grade for harsh enclosures (vs. DSPIC33EP512MC504-I/ML)
- Dedicated MCPWM plus QEI hardware offloads the CPU (vs. DSPIC33EP64MC504-H/ML)
Designhinweise
On the 44-QFN (8x8 mm) exposed-pad package, solder the exposed pad to a solid ground plane with an array of thermal vias - it is the primary ground return for the high transient currents of the MCPWM outputs. Place a 0.1 uF ceramic decoupling capacitor at every VDD/VSS pin pair, within 2-3 mm of the pins, plus one bulk 4.7-10 uF capacitor near the supply entry. Follow Microchip's layout guidelines in the dsPIC33EP family datasheet for oscillator and ICSP trace routing.
The DSPIC33EP512MC504-H/ML operates only from 3 V to 3.6 V - it is NOT a 5 V part. Connecting 5 V logic directly to I/O pins risks damage; use level shifters or run peripherals at 3.3 V. Also confirm the -H temperature grade covers your worst-case ambient: if your enclosure peaks below the industrial-grade limit, the cheaper -I variant (DSPIC33EP512MC504-I/ML) is a pin-compatible drop-in and simplifies sourcing.
For motor-control PWM outputs, keep the MCPWM gate-drive traces short and route them away from the QEI encoder inputs to prevent switching noise from corrupting position feedback. Use the ADC sampling trigger synchronized to the PWM center (via the PWM-to-ADC trigger) rather than free-running sampling - this avoids sampling during switch-node transients and improves current-measurement accuracy. Enable the hardware dead-time insertion rather than software-generated dead time for glitch-free complementary outputs.
Estimated: core current scales with operating frequency; at 70 MIPS the device draws significantly more supply current than at lower clock speeds, so size the 3.3 V regulator with margin for peak PWM and ADC activity plus I/O loads. Verify total worst-case budget against the electrical characteristics chapter of the Microchip datasheet before finalizing the regulator selection, especially in multi-rail systems sharing the 3.3 V rail with communications transceivers.
Compliance-Informationen
RoHS-compliant lead-free packaging per Microchip product listing. REACH, halogen-free and conflict-minerals status not stated in the provided data.
