DSPIC33EP128MC204T-E/TL - 16-Bit 60MIPS DSC, 128KB Flash | Microchip
MPN: DSPIC33EP128MC204T-E/TL ✓ Active| Qty | Unit Price | Extended |
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| 1 | $0 | $0.00 |
| 10 | $0 | $0.00 |
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| 1,000 | $0 | $0.00 |
DSPIC33EP128MC204T-E/TL Overview
A digital signal controller combines the computational strengths of a microcontroller with the arithmetic acceleration of a DSP. In the embedded system hierarchy, the dsPIC33EP sits above general-purpose 8-bit MCUs and beside 32-bit MCUs where deterministic control loops, fast multiply-accumulate operations, and motor-control peripherals matter more than raw processing throughput.
Key features include the dsPIC33E CPU core with integrated DSP engine, four Direct Memory Access (DMA) channels that offload data movement from the CPU, and five timers for capture, compare, and PWM time bases. Serial connectivity covers I2C, SPI, UART/USART, plus IrDA, LINbus, and Quadrature Encoder Interface (QEI) - peripherals purpose-built for precision motor control where encoder feedback must be decoded in hardware.
Architecturally, the CMOS-based dsPIC33E core executes an enhanced 16-bit instruction set with DSP instructions and supports Phase-Locked Loop clock multiplication to reach the 60 MHz internal core clock (60 MIPS) cited for this device. The 43K x 24 Flash organization reflects the 24-bit instruction word typical of dsPIC DSCs, and self-programming Flash supports field firmware updates.
Typical applications include brushless DC and PMSM motor drives, digital power conversion (power factor correction, DC-DC), and sensor-based industrial control nodes that require deterministic interrupt latency and hardware QEI decoding.
Design consideration: the 6x6 mm VTLA exposed pad is the primary thermal and ground path - connect it to a solid ground pour with multiple vias; also confirm supply-voltage range and peripheral counts against the manufacturer datasheet before layout sign-off.
This page synthesizes distributor listings, package/footprint cross-references, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with pricing verified as of 2026-09-23.
Drop-in alternatives for DSPIC33EP128MC204T-E/TL — 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 DSPIC33EP128MC204T-E/TL (same form factor and footprint) — differing in Package, Operating Temperature, Communication Interfaces, Core, Core Architecture.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33EP128MC204-E/TL
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33EP128MC204T-I/TL
✅ Drop-In✓ In Stock
$2.88 / Unit
View Datasheet →DSPIC33EP256MC204T-E/TL
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$3.38 / Unit
View Datasheet →DSPIC33EP128MC204T-E/TL Maximum Ratings & Electrical Characteristics
| Core | dsPIC33E 16-bit DSC core |
| Core Clock Speed | 60 MHz |
| Performance | 60 MIPS |
| Program Memory Size | 128 KB (43K x 24) Flash |
| RAM Size | 16 KB |
| DMA Channels | 4 |
| Timers | 5 |
| Connectivity | I2C, SPI, UART/USART, IrDA, LINbus, QEI |
| Operating Temperature | -40C to +125C |
| Package / Case | 44-VTLA (6x6 mm) exposed pad |
| Mounting Type | Surface Mount |
| Technology | CMOS |
| Qualification Standards | AEC-Q100, TS 16949 |
| Packaging | Tape & Reel (T suffix) |
DSPIC33EP128MC204T-E/TL 44-vtla (6x6 mm) exposed pad Pin Configuration Guide
Pin configuration for DSPIC33EP128MC204T-E/TL (44-vtla (6x6 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 DSPIC33EP128MC204T-E/TL.
Refer to the datasheet for full pin configuration.
Typical Applications
DSPIC33EP128MC204T-E/TL is suitable for 6 applications: Precision Motor Control (BLDC/PMSM Drives), Digital Power Conversion, Automotive Body and Auxiliary Control, Industrial Sensor and IoT Nodes, Embedded Audio and Signal Processing, Test, Measurement and Instrumentation.
Precision Motor Control (BLDC/PMSM Drives)
The DSPIC33EP128MC204T-E/TL fits brushless DC and permanent-magnet synchronous motor control because its hardware Quadrature Encoder Interface decodes position feedback without CPU overhead, its five timers generate complementary PWM time bases, and its 60 MIPS dsPIC33E core executes field-oriented control loops deterministically. Four DMA channels stream ADC current-sense samples into RAM, keeping interrupt latency low for tight inner control loops. Used as the main inverter controller between current-shunt amplifiers and the gate-driver stage, it delivers cycle-level timing precision; the -40C to +125C E-grade range also suits thermally demanding drive environments where ambient near the power stage can exceed 85C.
Recommended
Digital Power Conversion
In digital power supplies - power factor correction stages, LLC resonant converters, and high-current DC-DC modules - the DSPIC33EP128MC204T-E/TL provides the high-speed PWM resolution and fast ADC sampling that voltage and current mode control demand. The 60 MHz core executes compensation algorithms each switching cycle, while DMA moves conversion results without CPU intervention, keeping control-loop jitter low. Its 128 KB (43K x 24) Flash accommodates sophisticated state machines plus logging and housekeeping code, and 16 KB RAM buffers telemetry data. Placed as the supervisory controller driving PWM outputs into isolated gate drivers, it replaces multiple analog control ICs with a single programmable device, easing design updates across product variants.
Recommended
Automotive Body and Auxiliary Control
The E-grade temperature range of -40C to +125C and the AEC-Q100 and TS 16949 standards referenced for the dsPIC33EP128MC204 make this part a candidate for automotive auxiliary modules such as pump control, actuator drivers, and sensor hubs that sit outside the powertrain. The 44-VTLA 6x6 mm exposed-pad package gives a robust thermal and ground connection on space-constrained boards, while LINbus and UART/USART peripherals communicate with vehicle networks through LIN transceivers, and SPI links to gate drivers or monitoring ADCs. Using hardware QEI for position feedback in electric actuators eliminates software decode overhead, and 128 KB Flash leaves headroom for diagnostics and end-of-line calibration routines.
Recommended
Industrial Sensor and IoT Nodes
For industrial sensing nodes the DSPIC33EP128MC204T-E/TL combines signal processing and connectivity in one chip: the 60 MIPS core with DSP instructions performs digital filtering on ADC data, DMA streams samples continuously, and I2C and SPI interfaces connect sensors while UART handles fieldbus links. The extended -40C to +125C operating range survives enclosure temperatures in factories, and 128 KB Flash holds both the acquisition firmware and protocol stacks. Deployed as the node controller between analog front ends and a communications module, it runs local analytics such as FFT-based vibration checks before transmitting summaries, reducing network bandwidth and enabling edge decisions on machinery health and process conditions.
Recommended
Embedded Audio and Signal Processing
The integrated DSP engine of the dsPIC33EP core - single-cycle multiply-accumulate and DSP addressing modes - makes the DSPIC33EP128MC204T-E/TL effective for embedded audio processing such as active noise control, tone generation, and sensor-signal conditioning. The 60 MIPS throughput supports several-kHz-rate filtering of multiple channels, SPI interfaces connect audio codecs and external memory for coefficient storage, and UART links to host processors for parameter updates. With 43K x 24 instruction words of Flash, the device holds FIR/IIR filter banks plus application logic in a single -40C to +125C rated chip. The 44-VTLA footprint keeps the processing block compact in products such as industrial intercoms and acoustic diagnostic tools.
Recommended
Test, Measurement and Instrumentation
In bench and field instrumentation, the DSPIC33EP128MC204T-E/TL serves as the real-time control and data-acquisition engine: five timers create precise trigger and sample time bases, four DMA channels move ADC streams to RAM buffers without gaps, and the 60 MIPS core post-processes measurements in-line. QEI hardware reads rotary encoder inputs from front-panel controls or position stages, while UART/USART and I2C manage communication with displays, host PCs, and calibration memories. The 128 KB Flash supports product-specific measurement firmware with field-update capability, and the 6x6 mm 44-VTLA package plus -40C to +125C range fits both handheld instruments and rack-mounted modules that must operate reliably across wide environmental conditions.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33EP128MC204T-E/TL — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33EP128MC204-E/TL | DSPIC33EP128MC204T-I/TL | DSPIC33EP256MC204T-E/TL |
|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm) | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 128 KB (43K x 24) | 128 KB (43K x 24) | 128 KB (43K x 24) | 256 KB (86K x 24) |
| Core Performance | 60 MHz / 60 MIPS | 60 MHz / 60 MIPS | 70 MIPS (DigiKey listing) | 60 MIPS |
| Operating Temperature | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) |
| Packaging Format | Tape & Reel (T) | Standard (tube/tray) | Tape & Reel (T) | Tape & Reel (T) |
| Automotive Standards | AEC-Q100 / TS 16949 referenced | AEC-Q100 / TS 16949 referenced | I-grade (verify Q100 coverage) | AEC-Q100 / TS 16949 referenced |
Key Differentiators
- Smallest 44-pin footprint in the dsPIC33EP128MC204 package family (vs DSPIC33EP128MC204T-E/PT)
- Extended temperature grade for harsh environments (vs DSPIC33EP128MC204T-I/TL)
- Hardware QEI plus DMA for encoder-driven control loops (vs Generic 16-bit MCUs without QEI)
Design Notes
The 44-VTLA (6x6 mm) exposed pad is the main ground and thermal path for the DSPIC33EP128MC204T-E/TL. Connect the pad directly to a solid ground pour using an array of thermal-relief vias (typically 3x3 to 4x4); do not route signals under the pad. This keeps ground impedance low for ADC and PWM return currents, which directly improves measurement accuracy and reduces switching noise coupling on motor-control boards.
Decouple each VDD pin with 100 nF ceramic capacitors placed within 2 mm of the pin, plus a bulk 4.7-10 uF capacitor near the device. On dsPIC33EP boards, brown-out behavior during Flash erase/write is a common field failure mode - enable the internal Brown-Out Reset and size the bulk capacitance so the rail stays within spec during reprogramming. Verify the exact VDD range and internal regulator capacitor requirement against the manufacturer datasheet before layout release.
Do not assume the /TL, /ML, and /PT variants are interchangeable: the /TL is 6x6 mm VTLA, the /ML is 8x8 mm QFN, and the /PT is a 10x10 mm TQFP - same die, different footprints, so the package decision must be locked at schematic capture. Also confirm the temperature grade suffix (E vs I) against your environment: the /TL E-grade parts cover -40C to +125C while I-grade siblings top out lower. Finally, use Peripheral Pin Select tables from the datasheet when mapping UART/SPI/PWM pins.
Compliance Information
Distributor data references AEC-Q100 and TS 16949 standards and -40C to +125C operation. RoHS/REACH/lead-free status not stated in verified data - confirm on the official Microchip product page.
