DSPIC33FJ64MC802-E/SP - 16-bit DSC 40 MIPS 64KB Flash | Microchip
MPN: DSPIC33FJ64MC802-E/SP ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.92 | $6.92 |
| 10 | $6.25 | $62.50 |
| 100 | $5.55 | $555.00 |
| 500 | $5.1 | $2,550.00 |
| 1,000 | $4.72 | $4,720.00 |
DSPIC33FJ64MC802-E/SP Overview
A digital signal controller is a hybrid class of power management and embedded processing IC that merges the computational engine of a digital signal processor (DSP) with the peripherals and architecture of a microcontroller (MCU). In the embedded control hierarchy, the DSC sits between a general-purpose microcontroller and a dedicated DSP, offering single-cycle MAC, barrel shifting, and hardware divide - capabilities targeted at high-speed, repetitive computations such as field-oriented motor control and digital power conversion.
Key features include 40 MIPS throughput from an on-chip PLL, two PWM generators with independent timebases and complementary outputs for motor control, the Peripheral Pin Select (PPS) capability that remaps digital peripherals to any compatible pin, and a 10-bit, 1.1 Msps ADC suited to closed-loop current sensing. The -E/SP ordering code denotes the extended-temperature grade in the 28-SPDIP package, packaged in tubes for through-hole assembly.
The dsPIC33FJ64MC802 belongs to Microchip's 16-bit dsPIC33F motor-control family and is pin compatible with the PIC24HJ family, sharing a high degree of code compatibility across the 16-bit portfolio. Development is supported by MPLAB X IDE and XC16 compiler toolchain with hardware debug via ICD/Real ICE.
Typical applications include brushless DC and PMSM motor drives, switched-mode power supplies, digital ballasts, battery charging, and industrial sensing nodes requiring real-time signal processing in a compact, low-pin-count footprint.
Design consideration: the 3.3V-only supply (3.0V to 3.6V) requires level shifting for 5V industrial peripherals; MCLR must be driven below VDD limits during programming.
This page synthesizes distributor availability data, pin-compatible alternatives, and practical design notes not found in the manufacturer datasheet alone.
Drop-in alternatives for DSPIC33FJ64MC802-E/SP — 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 DSPIC33FJ64MC802-E/SP (same form factor and footprint) — differing in Operating Temperature, Package, Core Architecture, Mounting Type, ADC.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
DSPIC33FJ64MC802-I/SP
✅ Drop-In ⚠️ Specs Unverified📋 Reference alternative (not in catalog)
DSPIC33FJ32MC202-E/SP
✅ Drop-In✓ In Stock
$3.6 / Unit
View Datasheet →DSPIC33FJ32MC202-I/SP
✅ Drop-In✓ In Stock
$3.25 / Unit
View Datasheet →DSPIC33FJ64MC202-E/SP
✅ Drop-In ⚠️ Specs Unverified✓ In Stock
$4.35 / Unit
View Datasheet →PIC24HJ64GP202-E/SP
✅ Drop-In📋 Reference alternative (not in catalog)
DSPIC33FJ64MC802-E/SP Maximum Ratings & Electrical Characteristics
| Core Architecture | 16-bit dsPIC33F DSC |
| Maximum Clock / MIPS | 40 MHz / 40 MIPS |
| Program Memory (Flash) | 64 KB (22K x 24) |
| Supply Voltage | 3.0 V to 3.6 V |
| Operating Temperature | -40C to +125C (Extended, E grade) |
| Package | 28-pin SPDIP (SP), Through-Hole |
| Mounting Type | Through Hole |
| PWM Modules | 2 PWM generators with independent timebases |
| ADC | 10-bit, 1.1 Msps |
| Peripheral Pin Select | Yes (PPS) |
| Debug / Programming | ICSP, JTAG boundary scan, EMUD debug channels |
| Packaging | Tube |
| Life Cycle Stage | ACTIVE |
| Family Compatibility | Pin compatible with PIC24HJ family |
DSPIC33FJ64MC802-E/SP Pin Configuration
| Pin 1 | MCLR — Master clear reset / programming voltage input |
| Pin 2 | AN0/VREF+/CN2/RB0 — Analog input 0 / positive voltage reference / port B0 |
| Pin 3 | AN1/VREF-/CN3/RB1 — Analog input 1 / negative voltage reference / port B1 |
| Pin 4 | AN2/SS1/CN4/RB2 — Analog input 2 / SPI slave select 1 / port B2 |
| Pin 5 | AN3/INDX/CN5/RB3 — Analog input 3 / QEI index input / port B3 |
| Pin 6 | AN4/QEA/IC7/CN6/RB4 — Analog input 4 / QEI phase A / capture 7 / port B4 |
| Pin 7 | VDD — Positive supply (3.0V to 3.6V) |
| Pin 8 | VSS — Ground reference |
| Pin 9 | OSC1/CLKI/RA2 — Oscillator crystal input / external clock input |
| Pin 10 | OSC0/CLKO/RA3 — Oscillator crystal output / clock output |
| Pin 11 | AN5/QEB/IC8/CN9/RB5 — Analog input 5 / QEI phase B / capture 8 / port B5 |
| Pin 12 | VSS — Ground reference |
| Pin 13 | VDD — Positive supply (3.0V to 3.6V) |
| Pin 14 | AN6/OCEB/CN10/RB6 — Analog input 6 / comparator output / port B6 |
| Pin 15 | AN7/SCL/CN11/RB7 — Analog input 7 / I2C clock / port B7 |
| Pin 16 | AN8/T1CK/CN12/RB8 — Analog input 8 / Timer1 external clock / port B8 |
| Pin 17 | AN9/CN13/RB9 — Analog input 9 / port B9 |
| Pin 18 | AN10/CN14/RB10 — Analog input 10 / port B10 |
| Pin 19 | AN11/CN15/RB11 — Analog input 11 / port B11 |
| Pin 20 | VSS — Ground reference |
| Pin 21 | AN12/CN16/RB12 — Analog input 12 / port B12 |
| Pin 22 | AN13/CN17/RB13 — Analog input 13 / port B13 |
| Pin 23 | AN14/CN18/RB14 — Analog input 14 / port B14 |
| Pin 24 | AN15/CN19/RB15 — Analog input 15 / port B15 |
| Pin 25 | AVSS — Analog ground reference for ADC |
| Pin 26 | AVDD — Analog positive supply for ADC |
| Pin 27 | RF3 — Port F3 (PWM/UART functions per PPS mapping) |
| Pin 28 | RF2 — Port F2 (PWM/UART functions per PPS mapping) |
Typical Applications
DSPIC33FJ64MC802-E/SP is suitable for 6 applications: BLDC / PMSM Motor Control, Digital Switch-Mode Power Supplies, Battery Chargers and BMS Nodes, Industrial Sensing and Automation Nodes, Embedded Motor-Drive Prototyping, Digital Audio and Signal Processing Accessories.
BLDC / PMSM Motor Control
The DSPIC33FJ64MC802-E/SP is purpose-built for brushless DC and permanent-magnet synchronous motor drives: its two PWM generators with independent timebases and complementary outputs provide six-step and space-vector modulation with hardware dead-time insertion, while the 10-bit, 1.1 Msps ADC captures phase currents fast enough for sensorless FOC. The 40 MIPS DSP core executes single-cycle MACs for Clarke/Park transforms within one PWM period. In a typical drive, the MCU runs off a 3.3V rail driving a MOSFET gate-driver IC; the extended -40C to +125C grade tolerates the elevated ambient inside motor housings. The SPDIP package simplifies prototyping and low-volume industrial production on through-hole boards.
Recommended
Digital Switch-Mode Power Supplies
In digitally controlled SMPS (LLC, buck, PFC stages), the DSPIC33FJ64MC802-E/SP provides high-resolution PWM with phase-shift and overlapping modes plus a fast 10-bit ADC for voltage/current loop feedback, replacing analog compensators with firmware that can adapt over temperature and load. The 40 MIPS core sustains control-loop update rates in the tens-of-kilohertz-to-hundreds-of-kilohertz range typical for digital power. Its 3.0V to 3.6V single-supply operation simplifies biasing from auxiliary rails, and the extended temperature grade suits power supplies operating in enclosed, warm environments. Companion gate drivers and shunt/Hall current sensors complete the control chain.
Recommended
Battery Chargers and BMS Nodes
Smart Li-ion and lead-acid chargers benefit from the DSPIC33FJ64MC802-E/SP's combination of ADC, PWM and communication peripherals: the 1.1 Msps 10-bit ADC monitors battery voltage, current and temperature, while PWM channels drive buck or synchronous-rectifier charging stages with firmware-defined CC/CV profiles. The 64 KB Flash holds state machines, safety timers, fault logs and a charging algorithm per chemistry. Extended -40C to +125C operation covers automotive-adjacent and outdoor charging enclosures. UART/SPI/I2C peripherals report state-of-charge data to a host controller over a serial bus, and the through-hole SPDIP package eases serviceable, repairable charger board designs.
Recommended
Industrial Sensing and Automation Nodes
As an industrial sensor node controller, the DSPIC33FJ64MC802-E/SP combines a DSP-grade core for digital filtering of raw transducer signals with Peripheral Pin Select (PPS), which remaps UART, SPI and I2C to any compatible pin - a major advantage when routing a crowded 28-pin board. The 10-bit ADC digitizes 4-20 mA, thermistor or bridge-front-end signals, and the 40 MIPS core runs FIR/IIR filtering and RMS calculations in real time. The extended -40C to +125C temperature rating suits unconditioned factory-floor enclosures, while the SPDIP through-hole package supports robust, vibration-tolerant solder joints in industrial equipment.
Recommended
Embedded Motor-Drive Prototyping
Because the E/SP part is through-hole, it plugs directly into breadboards, wire-wrap panels and machined-pin sockets, making it a favorite for motor-control firmware prototyping before committing to a QFN or TQFP layout. The dsPIC33FJ64MC802's Peripheral Pin Select lets engineers experiment with different PWM, UART and encoder-input mappings without PCB respins, and the 40 MIPS core runs the same FOC code later deployed on SMD siblings. ICSP programming via the standard MCLR/PGD/PGC header works with PICkit and ICD tools. When the design moves to volume, drop the same code into pin-compatible SMD variants of the family.
Recommended
Digital Audio and Signal Processing Accessories
The DSP core of the DSPIC33FJ64MC802-E/SP suits real-time audio processing at modest sample rates: single-cycle MAC operations implement biquad IIR filters, mixing and envelope processing on microphone or line-level inputs digitized by the 10-bit ADC, or a shared SPI/I2C audio codec. The 40 MIPS budget comfortably supports multiple filter stages per sample period at 8-48 kHz sampling. PPS allows flexible routing of codec control buses and UART MIDI-style links. The extended temperature rating supports automotive-adjacent and outdoor audio products, and the through-hole package simplifies hobbyist and small-batch audio hardware production.
Recommended
Recommended Products Summary
Engineering reference data for DSPIC33FJ64MC802-E/SP — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | DSPIC33FJ64MC802-I/SP | DSPIC33FJ32MC202-E/SP | DSPIC33FJ32MC202-I/SP | DSPIC33FJ64MC202-E/SP |
|---|---|---|---|---|---|
| Package | 28-SPDIP | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 64 KB | 64 KB | 32 KB | 32 KB | 64 KB |
| Performance (MIPS) | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| Supply Voltage | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V | 3.0 V to 3.6 V |
| Temperature Range | -40C to +125C | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +125C |
| Motor-Control PWM | 2 generators, independent timebases | 2 generators - same | 2 generators - same | 2 generators - same | 2 generators - same |
| Peripheral Pin Select (PPS) | Yes | Yes | Yes | Yes | Yes |
| Lifecycle Status | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
Key Differentiators
- Extended -40C to +125C operation in through-hole (vs DSPIC33FJ64MC802-I/SP)
- Double the Flash of same-footprint siblings (vs DSPIC33FJ32MC202-E/SP)
- DSP-enhanced core vs plain PIC24HJ equivalent (vs PIC24HJ64GP202-E/SP)
Design Notes
Supply the DSPIC33FJ64MC802-E/SP from a regulated 3.3V rail (datasheet range 3.0V to 3.6V). Decouple each VDD pin (pins 7 and 13) with a 0.1 uF X7R ceramic capacitor placed within 5 mm of the pin, plus 4.7-10 uF bulk capacitance near the device. Power AVDD (pin 26) from the same rail through a ferrite bead with its own 0.1 uF plus 1 uF decoupling to protect the 10-bit ADC from PWM switching noise. Estimated: at 40 MIPS with typical load current of tens of mA, a linear 5V-to-3.3V drop adds roughly (5V-3.3V) x 30 mA = 51 mW dissipation upstream of the device.
On through-hole SPDIP boards, keep the oscillator loop (pins 9 and 10) compact with crystal and load capacitors on short traces; route the ICSP header (MCLR, PGD, PGC, VDD, VSS) as a standard 5-pin footprint so PICkit/ICD tools connect without adapters. Separate analog ground returns (AVSS, pin 25) from PWM switching returns, joining them at a single point at the supply. Avoid routing fast PWM edges adjacent to the ADC input traces.
MCLR (pin 1) must be pulled up to VDD through a 10k resistor and never driven above the datasheet VIH/VPP limits - overvoltage on MCLR on non-programming pins is a common field failure. When using Peripheral Pin Select, remember analog inputs AN0-AN15 are fixed and cannot be remapped; plan ADC channel allocation before assigning PPS digital functions. Confirm your firmware fits the 64 KB (22K x 24 instruction words) Flash budget before choosing the 32 KB MC202 alternative.
Compliance Information
Compliance data not present in the retrieved web data for this MPN; verify RoHS/REACH status on the Microchip product page before procurement.
