DSPIC33EP128GP504T-E/PT - 16-bit 60MIPS DSC AEC-Q100 | Microchip
MPN: DSPIC33EP128GP504T-E/PT ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.12 | $6.12 |
| 10 | $5.51 | $55.10 |
| 100 | $4.9 | $490.00 |
| 500 | $4.42 | $2,210.00 |
| 1,000 | $3.98 | $3,980.00 |
DSPIC33EP128GP504T-E/PT Overview
A digital signal controller combines the peripheral set and ease of use of a microcontroller with the math capability of a DSP core, sitting in the power-management hierarchy of embedded processors between general-purpose MCUs and application-specific DSPs. The dsPIC33E family is Microchip's 16-bit platform for applications that need both control flow and fast multiply-accumulate operations, such as digital power conversion and motor control.
Key features of this part include the 16-bit dsPIC core with DSP instruction extensions and two 40-bit accumulators, 128 KB self-programming FLASH with ECC, hardware DMA, multiple PWM modules, a watchdog timer, brown-out reset and power-on reset, and interfaces including CAN, I2C, SPI, UART and IrDA. Automotive qualification to AEC-Q100 makes it suitable for vehicle environments.
Architecturally, the device uses advanced CMOS technology, operates from a 3.3 V supply at up to 60 MIPS (as listed for this speed/order code; the dsPIC33EP GP504 family reaches up to 70 MIPS at higher speed grades), and integrates a Peripheral Trigger Generator (PTG), CTMU and superior ADC performance per the Microchip product overview.
Typical applications include industrial motor control, digital power supplies, automotive body and sensor interfacing, and high-end general-purpose embedded control where CAN connectivity is required.
A key design consideration: this -E/PT order code is the extended-temperature (125C), tape-and-reel automotive variant; verify your thermal budget and confirm the family datasheet for exact peripheral counts before layout.
This page synthesizes distributor pricing, drop-in alternatives across the dsPIC33EP family, and practical design notes not found in the manufacturer datasheet.
Drop-in alternatives for DSPIC33EP128GP504T-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 DSPIC33EP128GP504T-E/PT (same form factor and footprint) — differing in Operating Temperature, Peripherals, Program Memory, Package, Packaging.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP128GP504T-I/PT
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP128GP504T-E/TL
✅ Drop-In✓ In Stock
$4.05 / Unit
View Datasheet →DSPIC33EP128GP504-I/PT
✅ Drop-In✓ In Stock
$4.28 / Unit
View Datasheet →DSPIC33EP256GP504-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.68 / Unit
View Datasheet →DSPIC33EP64GP504-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.95 / Unit
View Datasheet →DSPIC33EP128GM304T-I/PT
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.95 / Unit
View Datasheet →DSPIC33EP128GP504T-E/PT Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC core |
| Performance | 60 MIPS |
| Program Memory | 128 KB (43K x 24) FLASH with ECC |
| RAM | 8 KB |
| Supply Voltage | 3.3 V |
| Package | 44-TQFP (10x10 mm) |
| Pin Count | 44 |
| Operating Temperature | -40C to +125C (extended, E suffix) |
| Qualification | AEC-Q100 automotive |
| Communication Interfaces | CAN, I2C, SPI, UART, IrDA |
| Peripherals | PWM, DMA, CTMU, PTG, WDT, BOR, POR |
| Mounting Type | Surface Mount |
| Packaging | Tape and Reel (T suffix) |
| Technology | CMOS |
| Maximum Clock Frequency | 60 MHz |
| Series | dsPIC 33EP (dsPIC33EP128GP504) |
DSPIC33EP128GP504T-E/PT 44-tqfp (10x10 mm) Pin Configuration Guide
Pin configuration for DSPIC33EP128GP504T-E/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 DSPIC33EP128GP504T-E/PT.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP128GP504T-E/PT is suitable for 6 applications: Industrial Motor Control, Automotive Body and Sensor Nodes, Digital Power Supplies, High-End General-Purpose Embedded Control, Capacitive Touch and Human Interface, Industrial Networking and IoT Gateways.
Industrial Motor Control
The DSPIC33EP128GP504T-E/PT fits industrial motor control because its high-speed PWM modules, DMA and 60 MIPS DSP core enable deterministic field-oriented-control loops for BLDC, PMSM and induction motors. The DSP multiply-accumulate instructions accelerate Clarke/Park transforms and PI update mathematics each PWM cycle, while the Peripheral Trigger Generator can synchronize ADC sampling to PWM edges without CPU intervention, reducing loop jitter. In a typical topology, the DSC reads phase currents and DC-bus voltage through its ADC, computes duty updates, and drives a three-phase inverter gate-driver chain such as the MIC4104 or IR2184. The 125C extended rating allows mounting near hot power stages, and ECC-protected FLASH preserves code integrity in electrically noisy inverter environments.
Recommended
Automotive Body and Sensor Nodes
This part suits automotive body-control and sensor-interface nodes because it is AEC-Q100 qualified and rated -40C to +125C, matching under-hood and near-lamp temperature environments where industrial-grade parts cannot survive. Its CAN interface connects directly to vehicle networks, while UART, SPI and I2C handle local LIN-bridge, sensor and EEPROM traffic. The CTMU (Charge Time Measurement Unit) supports capacitive touch and resistive-sensor measurement without extra components, and brown-out and power-on reset circuits protect state integrity during crank transients. In a typical design, the DSC runs the CAN stack and application logic with headroom at 60 MIPS, sampling analog channels through the on-chip ADC triggered by DMA. ECC-protected FLASH guards the application image against single-bit errors over automotive lifetimes, reducing field-failure risk in distributed body modules.
Recommended
Digital Power Supplies
Digital power supplies benefit from the DSPIC33EP128GP504T-E/PT because its high-speed PWM peripherals support complementary outputs, dead-time insertion and fault shutdown, which are prerequisites for peak-current-mode and voltage-mode control of buck, boost, LLC and PFC stages. The 60 MIPS core executes average-current-mode compensation loops at switching frequencies well into the hundreds of kilohertz, and DMA-triggered ADC sampling aligns current measurements with PWM center points to eliminate switching-noise errors. The extended 125C rating suits power supplies in sealed industrial enclosures. A typical implementation uses the DSC as the sole controller for a 500 W PFC-plus-LLC chain, with CTMU or ADC channels monitoring temperature for derating. Firmware-based control also enables adaptive features such as dynamic bus voltage scheduling that analog controllers cannot offer.
Recommended
High-End General-Purpose Embedded Control
For high-end general-purpose applications, Microchip positions the GP504 family around superior ADC performance, CAN communication, CTMU, op amps and the Peripheral Trigger Generator, making the DSPIC33EP128GP504T-E/PT a strong single-chip controller for equipment that mixes analog acquisition, serial networking and real-time control. Typical uses include test fixtures, building automation controllers, flow meters and lab instruments where the 128 KB ECC FLASH accommodates protocol stacks plus application code, and 8 KB RAM handles buffering and state machines. The three UARTs, multiple SPI and I2C ports let one device talk to displays, memory cards and sensors concurrently, while DMA offloads data movement so the 60 MIPS core stays available for computation. Extended temperature operation also suits outdoor and industrial cabinets without forced-air cooling.
Recommended
Capacitive Touch and Human Interface
The CTMU peripheral makes the DSPIC33EP128GP504T-E/PT a natural fit for capacitive-touch keys, sliders and proximity sensing in appliances and industrial HMI panels, since charge-time measurement requires no dedicated touch controller chip. In a typical HMI node, the DSC scans up to dozens of electrodes through its analog pins, applies drift compensation and multi-key rejection in firmware, and drives feedback via PWM-controlled LEDs or a buzzer. The 60 MIPS core leaves ample margin for the touch acquisition state machine plus the main application, and the 125C rating supports cooking and heating appliance environments. CAN, UART or I2C links report touch events to a host board, while ECC FLASH ensures the touch-tuning parameters stored in program memory remain intact through years of thermal cycling.
Recommended
Industrial Networking and IoT Gateways
As a CAN-to-serial gateway, the DSPIC33EP128GP504T-E/PT combines its hardware CAN module with three UART-class ports and SPI/I2C masters, letting one 44-pin device bridge factory buses to sensors, radios or displays. The 128 KB ECC FLASH hosts both the CAN stack and protocol translation logic, while 8 KB RAM buffers burst traffic; DMA channels move frames between peripherals and memory without core intervention, preserving deterministic CAN response times at 60 MIPS. The extended -40C to +125C range fits unconditioned roadside cabinets and rooftop installations, and the watchdog timer plus brown-out reset provide autonomous recovery for unattended nodes. Add an external SPI flash for logging and a transceiver for the physical CAN layer, and the part forms the complete gateway controller on a compact two-layer PCB.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP128GP504T-E/PT — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP128GP504T-I/PT | DSPIC33EP128GP504T-E/TL | DSPIC33EP128GP504-I/PT | DSPIC33EP256GP504-I/PT | DSPIC33EP64GP504-I/PT | DSPIC33EP128GM304T-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 | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (FLASH) | 128 KB (43K x 24) with ECC | 128 KB with ECC | 128 KB with ECC | 128 KB with ECC | 256 KB | 64 KB | 128 KB |
| RAM | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB | 8 KB |
| Performance | 60 MIPS | 60 MIPS | 60 MIPS | 70 MIPS (family max) | 70 MIPS (family max) | 70 MIPS (family max) | 70 MIPS (family max) |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) | -40C to +85C (I) |
| Core Peripherals | PWM, DMA, CAN, CTMU, PTG | Same GP504 peripheral set | Same GP504 peripheral set | Same GP504 peripheral set | Same GP504 peripheral set | Same GP504 peripheral set | MC family, motor-control-oriented PWM/ADC set |
Key Differentiators
- Extended automotive temperature range in the same footprint (vs DSPIC33EP128GP504T-I/PT)
- Identical drop-in within the extended grade (vs DSPIC33EP128GP504T-E/TL)
- ECC-protected FLASH vs larger standard FLASH (vs DSPIC33EP256GP504-I/PT)
Design Notes
Use the standard 44-TQFP (10x10 mm) land pattern per IPC-7351 guidance and place a 0.1 uF ceramic decoupling capacitor within 2-3 mm of every VDD/VSS pin pair, plus one bulk 4.7-10 uF capacitor near the supply entry. The TQFP leads are fine-pitch, so inspect solder joints with X-ray or magnified AOI to catch bridging on the 0.5 mm pitch leads. Leave the MCLR pin routed to a programming header with a 10k pull-up and series resistor so in-circuit programming and debugging remain possible after assembly.
Order-code confusion is the most common error with this part: the -E/PT suffix means extended temperature (-40C to +125C, AEC-Q100 automotive) and tape-and-reel, while -I/PT is industrial grade limited to +85C. Using an -I part in a 105C automotive environment will violate its ratings and cause field failures. Also note the family reaches up to 70 MIPS but this order code lists 60 MIPS - configure oscillators and PLL according to the specific device datasheet table, not family marketing numbers.
When using CAN, keep the transceiver (e.g., MCP2551/MCP2562) within a few centimeters of the CAN TX/RX pins and route the CANH/CANL pair as a matched 120-ohm differential trace with a common-mode choke at the connector. For the high-speed PWM outputs driving inverter gate drivers, minimize loop area between the DSC and driver and add series resistors (typically 22-100 ohm) to slow edge rates and reduce ringing. Keep analog ADC input traces short, away from PWM switching nodes, and reference them to a quiet analog ground island.
Compliance Information
Automotive AEC-Q100 qualification per Hotenda and Microchip USA listings. RoHS compliant and lead-free per distributor listings; formal REACH/halogen declarations should be obtained from Microchip's compliance portal.