DSPIC33EP512GM604-H/PT - 70 MIPS 16-bit DSC 512KB Flash | Microchip
MPN: DSPIC33EP512GM604-H/PT ✓ Active| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
| 100 | $0 | $0.00 |
| 500 | $0 | $0.00 |
| 1,000 | $0 | $0.00 |
DSPIC33EP512GM604-H/PT Overview
A digital signal controller combines the computing characteristics of a microcontroller (MCU) with the math acceleration of a digital signal processor (DSP). Within the power-management hierarchy of embedded processors, a DSC sits between general-purpose MCUs and full DSPs, offering C-programmable control flow, rich peripherals, and single-cycle multiply-accumulate (MAC) instructions. The dsPIC33E family targets real-time, computation-intensive closed-loop control systems.
Key features of the DSPIC33EP512GM604 include the 70 MIPS dsPIC DSC core with integrated DSP engine, on-chip operational amplifiers, CAN bus support, and enhanced peripherals for precision motor control. The 512KB Flash provides ample space for complex control algorithms, field upgrades, and bootloaders, while the 16-bit fixed-point architecture with barrel shifter supports demanding signal-processing workloads.
Technically, the device is built on a CMOS process, supports low-power modes, and includes boundary-scan capability for board-level test. The Peripheral Pin Select (PPS) architecture allows remapping of many digital peripherals to arbitrary RPn/RPIn pins, greatly increasing layout flexibility. Multiple PGECx/PGEDx pin pairs support in-circuit serial programming (ICSP), provided a matched PGEC/PGED pair is used.
Typical applications include precision brushless DC and PMSM motor control, digital power supplies, industrial automation, and automotive subsystems; the family is AEC-Q100 qualified per distributor listings, making it suitable for automotive-environment designs.
A key design consideration: all VDD and VSS pins must be connected, and the ICSP pair (PGECx/PGEDx) must be used as a matched pair, otherwise programming will fail. Plan PPS assignments early in the layout to reserve programming pins.
This page synthesizes verified distributor data, same-family drop-in alternatives, and practical programming/layout design notes not consolidated in the manufacturer datasheet. Pricing shown as of 2026-09-25; consult live distributor feeds for current quotes.
Drop-in alternatives for DSPIC33EP512GM604-H/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 DSPIC33EP512GM604-H/PT (same form factor and footprint) — differing in Package, Core Architecture, Input Capture / Output Compare, Operating Temperature, CAN Modules.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP512GM604-I/PT
✅ Drop-In✓ In Stock
$7.4 / Unit
View Datasheet →DSPIC33EP512GM604-E/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP256GM604-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.86 / Unit
View Datasheet →DSPIC33EP512GM304-I/PT
✅ Drop-In✓ In Stock
$7.05 / Unit
View Datasheet →DSPIC33EP256GM604-E/PT
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP512GM604-H/PT Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC core |
| Max CPU Speed | 70 MIPS |
| Program Memory Size | 512 KB (170K x 24) Flash |
| Supply Voltage | 3.3 V |
| Package | 44-TQFP (10x10 mm) |
| Pin Count | 44 |
| Mounting Type | Surface Mount |
| Packaging | Tray |
| Series | dsPIC 33EP (DSPIC33EP512GM604) |
| Qualification | Automotive, AEC-Q100 (per distributor listing) |
| On-chip Peripherals | OpAmps, CAN, motor control peripherals |
| Instruction Set | dsPIC RISC with integrated DSP engine |
| Programming | ICSP via PGECx/PGEDx pairs |
| Special Features | Barrel shifter, boundary scan, low-power modes |
| Process Technology | CMOS |
DSPIC33EP512GM604-H/PT 44-tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP512GM604-H/PT (44-tqfp (10x10 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 DSPIC33EP512GM604-H/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP512GM604-H/PT is suitable for 6 applications: Precision Motor Control (BLDC/PMSM Drives), Automotive Body and Powertrain Subsystems, Digital Power Supplies and Converters, Industrial Automation and PLC I/O, Sensor Signal Processing and Data Acquisition, Consumer Appliance Control Boards.
Precision Motor Control (BLDC/PMSM Drives)
The DSPIC33EP512GM604 is explicitly positioned by Microchip for high-performance precision motor control. Its 70 MIPS dsPIC33E core executes field-oriented control (FOC) algorithms with single-cycle 16x16 MAC operations, while on-chip operational amplifiers condition current-shunt feedback without external op-amp stages. Motor-control PWM peripherals generate complementary, dead-time-controlled drive signals for three-phase inverters, and 512KB Flash holds control firmware plus fieldbus stacks. Place the DSC between current sensors and the gate-driver stage; the 70 MIPS throughput keeps current-loop bandwidth high enough for low-inductance servomotors, though散热 budget for 3.3V, tens-of-mA core operation is modest.
Recommended
Automotive Body and Powertrain Subsystems
Distributor listings (Hotenda) qualify the DSPIC33EP512GM604-H/PT as Automotive, AEC-Q100, making it appropriate for automotive subsystems such as pump control, throttle actuators, and HVAC blowers. The 3.3V supply integrates with typical automotive 5V/3.3V regulated rails, and the on-chip CAN peripheral connects directly to in-vehicle networks through a CAN transceiver. The 512KB Flash accommodates diagnostics, UDS-style firmware, and calibration tables. The -H temperature suffix supports elevated under-hood ambient conditions; verify the exact qualified range in the Microchip ordering table. AEC-Q100 qualification reduces the qualification burden when the controller is used in safety-relevant actuation paths.
Recommended
Digital Power Supplies and Converters
In digital power (LLC, PFC, buck/boost converters), the DSPIC33EP512GM604's 70 MIPS core and DSP engine close current and voltage loops at switching frequencies well beyond analog compensation limits. High-resolution PWM peripherals adjust duty cycle with fine granularity, and the ADC samples sense voltages synchronized to the PWM carrier to avoid switching noise. The 512KB Flash supports multiple converter profiles, soft-start ramps, and PMBus-style host communication. Compared with fixed-function controllers, the DSC allows firmware-defined protection (overcurrent, foldback, sequencing) without hardware changes, though control-loop software development effort is higher than with analog compensation.
Recommended
Industrial Automation and PLC I/O
For industrial nodes, the DSPIC33EP512GM604 combines CAN connectivity, on-chip op amps for analog front-ends, and 512KB Flash for protocol stacks and local logic. The Peripheral Pin Select (PPS) feature remaps UARTs, SPI, and capture peripherals onto flexible RPn pins, letting one PCB serve multiple I/O module variants. The 70 MIPS core handles both the communication stack and real-time control concurrently, and boundary-scan support aids production test. All VDD/VSS pins must be connected for reliable operation in electrically noisy cabinets. Use the low-power modes for idle waiting on CAN traffic, reducing average node consumption.
Recommended
Sensor Signal Processing and Data Acquisition
The DSPIC33EP512GM604's DSP MAC, barrel shifter, and on-chip op amps suit embedded signal-chain nodes: vibration monitoring, load-cell conditioning, and acoustic analysis. The op amps buffer bridge or microphone signals before the ADC, and the 70 MIPS core applies FIR/IIR filtering and FFT-based feature extraction in real time. 512KB Flash stores calibration coefficients and multiple sensor profiles, while boundary scan simplifies board-level test. A consideration: confirm the exact ADC resolution and sample rate in the family datasheet (70000689) before finalizing the front-end design, and keep the analog supply filtered with an RC/LC stage from the 3.3V digital rail for best noise performance.
Recommended
Consumer Appliance Control Boards
Appliance main boards (compressor inverters, fan motors, user-interface hubs) benefit from the DSPIC33EP512GM604's single-chip integration: motor PWM, op-amp-based current sensing, CAN/UART links, and ample 512KB Flash for UI logic and OTA-style firmware update bootloaders. The 44-TQFP 10x10 mm footprint fits cost-driven two-to-four-layer boards, and ICSP programming via PGEC/PGED pairs supports in-line production programming. The AEC-Q100-qualified construction adds robustness margin over consumer-grade parts at modest cost. Use matched PGEC/PGED pairs in the programming header, and reserve PPS pins for the compressor/fan feedback signals early in layout.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP512GM604-H/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP512GM604-I/PT | DSPIC33EP512GM604-E/PT | DSPIC33EP256GM604-I/PT | DSPIC33EP512GM304-I/PT |
|---|---|---|---|---|---|
| Package | 44-TQFP (10x10) | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Performance | 70 MIPS 16-bit dsPIC33E | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS |
| Flash Program Memory | 512 KB (170K x 24) | 512 KB (170K x 24) | 512 KB (170K x 24) | 256 KB (-50%) | 512 KB |
| Supply Voltage | 3.3 V | 3.3 V | 3.3 V | 3.3 V | 3.3 V |
| Temperature Suffix | -H | -I (industrial) | -E (extended) | -I (industrial) | -I (industrial) |
| Packaging | Tray | Tray | Tray | Tray | Tray |
Key Differentiators
- Full 512KB Flash in the 44-pin footprint (vs DSPIC33EP256GM604-I/PT)
- Richer GM60x peripheral set with on-chip op amps (vs DSPIC33EP512GM304-I/PT)
- Honest trade-off: temperature suffix selection (vs DSPIC33EP512GM604-E/PT)
Design Notes
The DSPIC33EP512GM604 has multiple PGECx/PGEDx programming pairs. Per Microchip documentation (northernsoftware.com dsPIC33EP512GM604 notes and family datasheet 70000689), you must use a PGEC/PGED pair as a matched set - if PGEC2 carries ICSPCLK, ICSPDAT must connect to PGED2. Additionally, ALL VDD and VSS pins must be connected; leaving one unconnected can cause programming to fail even though the core appears to run. Include a 5-pin ICSP header on every production PCB.
Decouple every VDD pin pair with a 100 nF ceramic capacitor placed within 2-3 mm of the pin, plus one bulk 4.7-10 uF capacitor near the supply entry. The 44-TQFP 10x10 mm package has a center thermal pad-free land pattern; use the freed center area for a solid ground plane stitching via array. Because Peripheral Pin Select (PPS) lets peripherals migrate to any RPn pin, finalize PPS assignments in firmware/schematic together to keep crystal, ICSP, and analog pins reserved before routing flexible digital signals.
The device runs from a single 3.3V supply. When the on-chip op amps amplify small current-shunt signals in motor-control applications, feed the analog supply through an RC or ferrite-bead filter (for example 10 ohm + 1 uF) from the digital 3.3V rail to reduce PWM-coupled noise on ADC readings. Estimated: at typical core currents of a few tens of mA, dissipation is well under 0.2 W, so no heatsinking is required; verify with the datasheet current-consumption tables for your clock configuration.
Compliance Information
Hotenda distributor listing identifies the part as 'Automotive, AEC-Q100, dsPIC 33EP Series'. RoHS/REACH/lead-free status not stated in the verified data; confirm on the Microchip product page.