DSPIC33EP64GP504-E/MV - 16-bit 60 MIPS DSC, 64KB Flash | Microchip
MPN: DSPIC33EP64GP504-E/MV ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.86 | $3.86 |
| 10 | $3.55 | $35.50 |
| 100 | $3.25 | $325.00 |
| 500 | $3.05 | $1,525.00 |
| 1,000 | $2.85 | $2,850.00 |
DSPIC33EP64GP504-E/MV Overview
A digital signal controller is a hybrid semiconductor device that combines the computational throughput and DSP instruction set of a digital signal processor with the peripheral integration and deterministic interrupt behavior of a microcontroller, occupying the middle tier of the embedded processing hierarchy between 8/16-bit MCUs and 32-bit application processors. DSCs are favored in systems that need real-time control loops plus math-heavy signal processing in a single chip.
Key features include a 16-bit dsPIC33E core with DSP engine and barrel shifter, high-speed PWM for motor and power conversion control, an integrated CAN 2.0B controller for industrial and automotive networks, three on-chip operational amplifiers for analog front-ends, and the Charge Time Measurement Unit (CTMU) plus Peripheral Trigger Generator (PTG) for autonomous analog sequencing. Four DMA channels offload data movement from the CPU.
Architecturally, the dsPIC33EP core uses a modified Harvard pipeline executing DSP multiply-accumulate operations alongside general MCU code, with five 16-bit timers and four external interrupt inputs supporting deterministic real-time response. Remappable peripheral pins (PPS) let designers route UART, SPI, I2C and PWM signals to flexible I/O locations, easing PCB layout within the 48-UQFN footprint.
Typical applications include brushless DC motor control using the high-speed PWM and op-amps, digital power supplies and power-factor-correction stages, CAN-based industrial automation nodes, and sensor fusion / signal-conditioning front ends in automotive subsystems where the -E extended temperature grade is required.
A key design consideration: the dsPIC33EP family requires a VCAP capacitor on the internal regulator pin and proper decoupling on all VDD/VSS pairs; core supply is generated on-chip, so layout directly affects EMC and ADC accuracy.
This page synthesizes verified distributor pricing, pin-compatible same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP64GP504-E/MV — 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 DSPIC33EP64GP504-E/MV (same form factor and footprint) — differing in Program Memory Size, Package, Operating Temperature, RAM Size, Core.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP64GP504-I/MV
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$2.5 / Unit
View Datasheet →DSPIC33EP128GP504-E/MV
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.3 / Unit
View Datasheet →DSPIC33EP32GP504-E/MV
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$1.88 / Unit
View Datasheet →DSPIC33EP64MC504-E/MV
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP128MC504-E/MV
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33EP64GP502-I/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.55 / Unit
View Datasheet →DSPIC33EP64GP504-E/MV Maximum Ratings & Electrical Characteristics
| Core Processor | dsPIC33E (16-bit DSC core) |
| Core Size | 16-bit |
| Maximum CPU Speed | 60 MIPS |
| Program Memory Size | 64 KB (22K x 24) Flash |
| RAM Size | 8 KB |
| Connectivity | CAN 2.0B, I2C, SPI, UART/USART |
| On-chip Op Amps | 3 |
| Timers | 5 x 16-bit |
| DMA Channels | 4 |
| External Interrupts | 4 |
| Operating Temperature | -40C to +125C (Extended, E grade) |
| Package | 48-UQFN (6x6 mm) exposed pad |
| Mounting Type | Surface Mount |
| Special Peripherals | High-Speed PWM, CTMU, PTG |
| Programming Interface | ICSP (PGECx/PGEDx pairs) |
| RoHS Status | Compliant |
DSPIC33EP64GP504-E/MV Pin Configuration
| Pin 1 | MCLR/VPP — Master clear reset and programming voltage |
| Pin 2 | AN0/VREF+/RB0 — Analog input 0 / positive voltage reference / port B |
| Pin 3 | AN1/VREF-/RB1 — Analog input 1 / negative voltage reference / port B |
| Pin 4 | PGED1/AN2/RB2 — ICSP data pair 1 / analog input 2 |
| Pin 5 | PGEC1/AN3/RB3 — ICSP clock pair 1 / analog input 3 |
| Pin 6 | AN4/RB4 — Analog input 4 / port B |
| Pin 7 | AN5/RB5 — Analog input 5 / port B |
| Pin 8 | VSS — Ground |
| Pin 9 | OSC1/CLKI — Crystal oscillator input / external clock |
| Pin 10 | OSC2/CLKO — Crystal oscillator output |
| Pin 11 | VDD — Positive supply |
| Pin 12 | PGED2/SOSCI/RB6 — ICSP data pair 2 / secondary oscillator input |
| Pin 13 | PGEC2/SOSCO/RB7 — ICSP clock pair 2 / secondary oscillator output |
| Pin 14 | VCAP — Internal regulator capacitor (required for operation) |
| Pin 15 | T1CK/RA4 — Timer 1 external clock / port A |
| Pin 16 | VDD — Positive supply |
| Pin 17 | T2CK/RC1 — Timer 2 external clock / port C |
| Pin 18 | VSS — Ground |
| Pin 19 | RC0 — Port C I/O (remappable peripheral pin) |
| Pin 20 | RC2 — Port C I/O (remappable peripheral pin) |
| Pin 21 | RC3 — Port C I/O (remappable peripheral pin) |
| Pin 22 | RC4 — Port C I/O (remappable peripheral pin) |
| Pin 23 | RC5 — Port C I/O (remappable peripheral pin) |
| Pin 24 | RC6 — Port C I/O (remappable peripheral pin) |
| Pin 25 | RC7 — Port C I/O (remappable peripheral pin) |
| Pin 26 | RC8 — Port C I/O (remappable peripheral pin) |
| Pin 27 | RC9 — Port C I/O (remappable peripheral pin) |
| Pin 28 | VSS — Ground |
| Pin 29 | VDD — Positive supply |
| Pin 30 | AN12/RB12 — Analog input 12 / port B |
| Pin 31 | AN11/RB11 — Analog input 11 / port B |
| Pin 32 | AN10/RB10 — Analog input 10 / port B |
| Pin 33 | AN9/RB9 — Analog input 9 / port B |
| Pin 34 | AN8/RB8 — Analog input 8 / port B |
| Pin 35 | AN7/RA1 — Analog input 7 / port A |
| Pin 36 | AN6/RA0 — Analog input 6 / port A |
| Pin 37 | VDD — Positive supply |
| Pin 38 | RA2/CN14 — Port A I/O / change notification |
| Pin 39 | RA3/CN15 — Port A I/O / change notification |
| Pin 40 | VSS — Ground |
| Pin 41 | AN15/RB15 — Analog input 15 / port B |
| Pin 42 | AN14/RB14 — Analog input 14 / port B |
| Pin 43 | AN13/RB13 — Analog input 13 / port B |
| Pin 44 | VSS — Ground |
| Pin 45 | VDD — Positive supply |
| Pin 46 | RP19 — Remappable peripheral pin (PPS) |
| Pin 47 | RP20 — Remappable peripheral pin (PPS) |
| Pin 48 | RP21 — Remappable peripheral pin (PPS) |
Typical Applications
DSPIC33EP64GP504-E/MV is suitable for 6 applications: Brushless DC and PMSM Motor Control, CAN-Based Industrial Automation Nodes, Digital Power Supplies and PFC, Automotive Subsystem Sensor Interfaces, Portable Instrumentation and Data Acquisition, Smart Lighting and Dimming Control.
Brushless DC and PMSM Motor Control
The DSPIC33EP64GP504-E/MV fits digital motor control because its 60 MIPS dsPIC33E core executes field-oriented control and current PI loops deterministically, while high-speed PWM with dead-time control drives inverter bridges and three on-chip op-amps amplify shunt current-sense signals without external amplifiers. Designers typically route the op-amp outputs through the 10/12-bit ADC, triggered by PWM events for synchronized current sampling at the PWM midpoint, minimizing switching-noise errors. The -E grade (up to +125C ambient) suits motor drive enclosures where ambient temperature rises. Trade-off: at large PWM frequency and fast control loops, verify DMA and ADC throughput so sampling keeps pace with the switching frequency.
Recommended
CAN-Based Industrial Automation Nodes
Industrial automation nodes benefit from this DSC's integrated CAN 2.0B controller, which handles the protocol in hardware and frees the 60 MIPS core for sensor processing, control logic, and diagnostics. The four DMA channels can move ADC samples and CAN frames without CPU intervention, keeping interrupt latency low in deterministic loops, while five 16-bit timers generate precisely timed sequences for actuators and encoders. Typical usage pairs the dsPIC with a CAN transceiver (for example Microchip MCP2551) on the CANTX/CANRX remappable pins, and uses the remappable peripheral pin selection to place UART or SPI wherever layout demands. The -40C to +125C range supports panel-mounted nodes near heat sources such as drives or power supplies.
Recommended
Digital Power Supplies and PFC
Switching power supplies and power-factor-correction stages use the high-speed PWM peripheral's fine edge control and the ADC's PWM-synchronized sampling to close voltage and current loops in the digital domain at switching frequencies in the tens to hundreds of kilohertz. The 60 MIPS DSP core executes PID and predictive control algorithms each cycle, and the PTG can sequence ADC triggers autonomously, offloading the CPU. The on-chip op-amps can buffer current-shunt signals before the ADC. Design consideration: keep loop code within interrupt deadlines - at 100 kHz switching, the 6 us control period allows roughly 360 instruction cycles at 60 MIPS, so hand-optimized DSP routines are advisable for the innermost loops.
Recommended
Automotive Subsystem Sensor Interfaces
The -E extended temperature grade (-40C to +125C) makes this DSC appropriate for under-hood and near-engine automotive subsystems such as sensor conditioning nodes, pump controllers, and lighting modules. The three integrated op-amps and CTMU (Charge Time Measurement Unit) support resistive and capacitive sensor measurement with few external parts, while the CAN controller connects the node to the vehicle network. Firmware stored in 64 KB Flash with runtime flash self-programming enables parameter storage without external EEPROM. Remember that automotive production programs typically require the AEC-Q100 qualified variant - confirm qualification status with Microchip before committing to the standard -E grade for safety-relevant automotive applications.
Recommended
Portable Instrumentation and Data Acquisition
Battery-powered and bench instruments exploit this DSC's combination of low-power modes and signal-processing throughput. The 12-bit ADC with four DMA channels streams conversion results to 8 KB RAM without CPU loading, and the DSP engine accelerates FFT, filtering, and RMS calculations on the captured data. Remappable pins let one PCB support multiple interface variants (UART, SPI, I2C), simplifying product families. The three op-amps condition small signals such as bridge sensors or microphone inputs before digitization. Designers should budget the 8 KB RAM carefully - long capture buffers compete with stack and DSP arrays - and use the CTMU-based touch or timing functions to remove external timing components.
Recommended
Smart Lighting and Dimming Control
Advanced LED drivers use the high-speed PWM peripheral to generate precise dimming waveforms and the DSC core to implement constant-current regulation, thermal derating, and communication protocols such as DALI over UART. The 60 MIPS performance supports phase-cut dimming analysis and flicker compensation algorithms, while five timers provide independent timing for multiple channels. The -E temperature grade tolerates the elevated ambient inside sealed luminaires, which commonly reach +85C to +105C enclosure temperatures near the driver board. The on-chip op-amps can amplify current-shunt feedback for closed-loop LED current control, reducing bill-of-materials cost versus external amplifiers.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP64GP504-E/MV — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP64GP504-I/MV | DSPIC33EP128GP504-E/MV | DSPIC33EP32GP504-E/MV | DSPIC33EP64MC504-E/MV | DSPIC33EP128MC504-E/MV |
|---|---|---|---|---|---|---|
| Package | 48-UQFN (6x6 mm) | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same | 48-UQFN (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | 16-bit dsPIC33E, 60 MIPS | 16-bit, 60 MIPS | 16-bit, 60 MIPS | 16-bit, 60 MIPS | 16-bit, 60 MIPS | 16-bit, 60 MIPS |
| Program Flash | 64 KB (22K x 24) | 64 KB | 128 KB (+100%) | 32 KB (-50%) | 64 KB | 128 KB (+100%) |
| Temperature Range | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) |
| Peripheral Emphasis | General purpose: 3 op-amps, CTMU, PTG | General purpose (same) | General purpose (same) | General purpose (same) | Motor control: complementary high-speed PWM | Motor control: complementary high-speed PWM |
| CAN Controller | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) |
Key Differentiators
- Extended temperature rating for harsh environments (vs DSPIC33EP64GP504-I/MV)
- Integrated analog front-end reduces BOM (vs DSPIC33EP64MC504-E/MV)
- Memory headroom for growth without footprint change (vs DSPIC33EP32GP504-E/MV)
Design Notes
The dsPIC33EP core voltage is generated by an internal regulator - mount the required low-ESR VCAP capacitor (per the Microchip datasheet value) directly at pin 14, within 2 mm of the pin. Decouple every VDD/VSS pair with 0.1 uF ceramic capacitors placed as close as possible; at 60 MIPS the core switching generates significant high-frequency noise that couples into the ADC if supply impedance is high. Estimating power: at 3.3 V and typical active current of tens of mA, dissipation stays well under 0.2 W, so the exposed pad mainly aids grounding, not heat.
ICSP programming requires matched PGECx/PGEDx pairs - you cannot mix pairs (e.g., PGEC2 must pair with PGED2). Route your chosen pair to the programming header and keep traces short. Also, remappable peripheral pins (PPS) must be configured in firmware before the associated peripherals function; unconfigured RP pins float as inputs. Do not leave MCLR without a pull-up (10 k-ohm typical) and series resistor for in-circuit programming, or the device may reset spuriously from noise.
The -E grade guarantees -40C to +125C ambient, which imposes the real thermal constraint: total on-chip power (core + I/O + op-amp currents) must keep junction temperature within the absolute maximum stated in the datasheet. Estimated: at 3.3 V x 40 mA active current (~132 mW) with a typical UQFN-48 theta_JA near 40 C/W (verify against the datasheet thermal table), junction rise is only ~5 C above ambient, leaving ample margin. Solder the exposed pad to a grounded copper pour to keep ADC noise and thermal resistance low.
Keep the oscillator traces (OSC1/OSC2) short and guard them with ground when a crystal is used; the internal FRC oscillator is available for designs that can tolerate its accuracy, eliminating the crystal entirely. When using the on-chip op-amps with PWM-synchronized ADC sampling, sample at the PWM midpoint where switching transients have settled - this is the standard pattern in Microchip's motor-control application notes and yields markedly cleaner current feedback.
Compliance Information
DigiKey and Mouser list the part as RoHS-compliant and lead-free. AEC-Q100 qualification status for the standard -E grade is not stated in the verified data - confirm with Microchip for automotive production use.
