DSPIC33CK128MP202T-I/2N - 100MHz DSC, 128KB Flash | Microchip
N.º da peça: DSPIC33CK128MP202T-I/2N ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $4.12 | $4,12 |
| 10 | $3.92 | $39,20 |
| 100 | $3.62 | $362,00 |
| 500 | $3.45 | $1.725,00 |
| 1.000 | $3.2 | $3.200,00 |
DSPIC33CK128MP202T-I/2N Visão geral
A digital signal controller combines the computational throughput of a microcontroller with the multiply-accumulate (DSP) capability of a digital signal processor. In the power-management hierarchy, a DSC such as this one sits at the apex of embedded control ICs, merging CPU, memory, analog peripherals, and high-resolution PWM into a single chip for closed-loop control of power conversion and motion systems.
Key features include operation up to 100 MIPS from the dsPIC33C DSC core, integrated operational amplifiers that reduce external component count in current-sense paths, and 12-bit ADCs capable of sampling at up to 3.5 Msps for fast feedback loops. The high-resolution PWM (HRPWM) peripheral provides sub-nanosecond edge resolution, essential for peak-efficiency switching converters. A CAN Flexible Data (CAN FD) controller enables robust automotive and industrial communication.
The modified Harvard architecture with dual-panel (live-update) flash supports field firmware updates without interrupting control loops, while ECC on program flash protects against single-bit errors in noisy power-electronics environments. DSP instructions such as MAC and DSP modulo addressing accelerate filter and transform computation for sensor processing.
Typical applications include digital power supplies (LLC, totem-pole PFC), brushless DC and PMSM motor drives with field-oriented control, and industrial or automotive sensing nodes requiring CAN FD connectivity. The integrated op amps and ADC directly digitize shunt-current measurements, shortening the control-loop latency that determines converter transient response.
Designers should power the device from a 3.0V to 3.6V supply and budget the VCAP/VDDCORE pin capacitor per the manufacturer datasheet; core-voltage regulation is internal, so external core supplies are not required.
This page synthesizes distributor pricing, drop-in family alternatives, and practical design notes not found in the manufacturer datasheet, with verified data as of 2026-09-22.
Alternativas drop-in para DSPIC33CK128MP202T-I/2N — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com DSPIC33CK128MP202T-I/2N (mesmo formato e footprint) — diferindo em Core, Package, Operating Temperature, Architecture, Data SRAM.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
DSPIC33CK256MP202T-I/2N
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33CK64MP202T-I/2N
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$1.5 / unidade
Ver ficha técnica →DSPIC33CK32MP202T-I/2N
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33CK128MP203T-I/2N
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33CK128MP202T-I/2N Classificações máximas e características elétricas
| Core | 16-bit dsPIC33C DSC core |
| Frequência máxima de clock | 100 MHz (100 MIPS) |
| Program Flash Memory | 128 KB, dual-partition with ECC and Live Update |
| Data SRAM | 16 KB (with MBIST) |
| ADC Resolution | 12-bit |
| Integrated Op Amps | Yes (on-chip operational amplifiers) |
| PWM | High-Resolution PWM (HRPWM) |
| Communication Interfaces | CAN FD, UART, SPI, I2C |
| Tensão de alimentação | 3.0 V to 3.6 V |
| Temperatura de operação | -40C to +125C (I grade) |
| Architecture | Modified Harvard, single-core, DSP-enhanced |
| Encapsulamento | 28-UQFN (6x6 mm) |
| Tipo de montagem | Surface Mount |
| Pitch | 0.65 mm |
| Packaging | Tape & Reel (T suffix) |
| Technology | CMOS |
Configuração de pinos do DSPIC33CK128MP202T-I/2N
| Pino 1 | MCLR — Master clear reset input (external reset) |
| Pino 2 | RA0/AN0/VREF+ — Port A I/O, analog input 0, ADC positive reference |
| Pino 3 | RA1/AN1/VREF- — Port A I/O, analog input 1, ADC negative reference |
| Pino 4 | RB0/AN2 — Port B I/O, analog input 2 |
| Pino 5 | RB1/AN3 — Port B I/O, analog input 3 |
| Pino 6 | VSS — Ground reference |
| Pino 7 | VDD — Positive supply (3.0 V to 3.6 V) |
| Pino 8 | RB4/SOSCI/AN4 — Port B I/O, secondary oscillator input, analog input 4 |
| Pino 9 | RB5/SOSCO/AN5 — Port B I/O, secondary oscillator output, analog input 5 |
| Pino 10 | RB6/PGED3/AN6 — Port B I/O, debug data channel 3, analog input 6 |
| Pino 11 | RB7/PGEC3/AN7 — Port B I/O, debug clock channel 3, analog input 7 |
| Pino 12 | RB8/AN8 — Port B I/O, analog input 8 |
| Pino 13 | RB9/AN9 — Port B I/O, analog input 9 |
| Pino 14 | RB10/AN10 — Port B I/O, analog input 10 |
| Pino 15 | RB11/AN11 — Port B I/O, analog input 11 |
| Pino 16 | OSC1/CLKI — Primary oscillator input / external clock input |
| Pino 17 | OSC2/CLKO — Primary oscillator output / clock output |
| Pino 18 | VCAP/VDDCORE — Internal core regulator capacitor connection |
| Pino 19 | VSS — Ground reference |
| Pino 20 | VDD — Positive supply (3.0 V to 3.6 V) |
| Pino 21 | RB12/AN12 — Port B I/O, analog input 12 |
| Pino 22 | RB13/AN13 — Port B I/O, analog input 13 |
| Pino 23 | RB14/AN14 — Port B I/O, analog input 14 |
| Pino 24 | RB15/AN15 — Port B I/O, analog input 15 |
| Pino 25 | RA2/PGED2 — Port A I/O, debug data channel 2 |
| Pino 26 | RA3/PGEC2 — Port A I/O, debug clock channel 2 |
| Pino 27 | PGD1 — In-circuit debug / programming data channel 1 |
| Pino 28 | PGC1 — In-circuit debug / programming clock channel 1 |
Aplicações típicas
DSPIC33CK128MP202T-I/2N é adequado para 6 aplicaçãos: Digital Power Supplies, Brushless Motor Control (FOC), Industrial Sensing and Control Nodes, Automotive and CAN FD Networking, LED Lighting and Electronic Ballasts, Advanced Sensing and Signal Processing.
Digital Power Supplies
The DSPIC33CK128MP202T-I/2N fits digital power conversion because its 100 MHz (100 MIPS) core closes voltage- and current-mode loops with the latency budgets demanded by LLC, totem-pole PFC, and phase-shifted full-bridge topologies. The high-resolution PWM peripheral delivers fine pulse-edge resolution, enabling duty-cycle adjustments fine enough to regulate tight output tolerances at switching frequencies of several hundred kHz. On-chip 12-bit ADCs digitize output voltage and shunt-current feedback at high sample rates, while the integrated op amps condition sensors without external amplifiers, shortening the feedback path. Dual-partition flash with live update lets firmware be re-flashed while the converter keeps running - valuable during production-line tuning. Power the DSC from a regulated 3.3V rail and place the VCAP capacitor close to the pin per the manufacturer datasheet.
Recomendado
Brushless Motor Control (FOC)
For BLDC and PMSM drives, the DSPIC33CK128MP202T-I/2N executes field-oriented control on its 16-bit DSP-enhanced core: MAC instructions and DSP modulo addressing accelerate the Clarke/Park transforms and PI loops, while the high-resolution PWM generates precisely timed complementary gate signals with dead-time control. The 12-bit ADC and on-chip op amps form a compact current-sensing front end - two shunt channels can be amplified and sampled by the same die, minimizing phase-current measurement error and skew. The 128 KB flash holds FOC firmware, a bootloader, and fault tables with room to spare, and ECC protects code integrity against the electrically noisy motor-drive environment. CAN FD enables torque-command networking in automotive and industrial drive systems. Complementary Microchip gate drivers and MCP-class parts complete the drive reference design.
Recomendado
Industrial Sensing and Control Nodes
The DSPIC33CK128MP202T-I/2N serves as the local intelligence in industrial automation nodes that sample sensors, run filtering math, and communicate over fieldbus. Its 15-channel-capable 12-bit ADC inputs (AN0-AN15) multiplex analog sensors, the on-chip op amps buffer low-level signals, and DSP instructions implement IIR/FIR filtering without floating-point hardware. The -40C to +125C industrial temperature rating suits cabinets, drives, and outdoor enclosures, while MBIST on the 16 KB SRAM provides memory self-test hooks for functional-safety-minded designs. CAN FD links the node to PLCs and gateways at data rates beyond classical CAN, and the 128 KB dual-partition flash supports field firmware updates over the bus without a service visit. UQFN-28 footprint keeps node PCB area compact for dense I/O modules.
Recomendado
Automotive and CAN FD Networking
With its integrated CAN Flexible Data (CAN FD) controller, the DSPIC33CK128MP202T-I/2N is suited to automotive-adjacent and industrial-vehicle subsystems that must exchange larger payloads or faster periodic messages than classical CAN allows. The DSC samples analog inputs (battery voltage, temperature, current) through its 12-bit ADC, pre-processes them with DSP instructions, and transmits structured frames on the FD bus, where the data-phase bitrate shortens cycle times. The 128 KB flash with ECC addresses bit-error robustness expectations in harsh electrical environments, and the industrial -40C to +125C grade matches under-hood-adjacent module requirements. Designers should pair the CAN FD TX/RX pins with a qualified CAN transceiver and follow Microchip's CAN FD reference designs for bit-timing configuration and bus termination.
Recomendado
LED Lighting and Electronic Ballasts
Digitally controlled LED drivers benefit from the DSPIC33CK128MP202T-I/2N's high-resolution PWM: fine edge resolution enables smooth dimming (deep PWM dimming without visible flicker) and accurate constant-current regulation in buck, boost, or flyback LED stages. The 100 MIPS core implements average-current-mode control loops and protection state machines (open-LED, short-circuit, over-temperature via the ADC inputs), while the on-chip op amps read current-sense shunts directly, reducing external BOM count in cost-sensitive luminaire designs. The 3.0V to 3.6V single-supply operation simplifies biasing from an auxiliary winding, and the compact 28-pin UQFN (6x6 mm) fits small driver PCBs inside light fixtures. The 128 KB flash leaves room for multi-standard dimming curves, DALI-style command handling, and a field-update bootloader.
Recomendado
Advanced Sensing and Signal Processing
The DSPIC33CK128MP202T-I/2N is a strong fit for sensor-processing endpoints that must digitize, filter, and classify signals locally. Its 12-bit ADC samples multiplexed channels from analog front ends, and the integrated op amps amplify small sensor outputs - for example bridge or shunt signals - before conversion, keeping the analog chain on one die. DSP instructions (MAC, modulo addressing) execute FIR/IIR filters and FFTs efficiently at up to 100 MIPS, enabling vibration analysis, power-quality metering, or acoustic processing without an external DSP. The 128 KB flash stores calibration tables and feature-extraction code, and live-update dual-partition flash permits algorithm upgrades in the field. MBIST provides SRAM self-test useful in monitoring systems with self-diagnostic requirements, and the industrial temperature range supports harsh-environment deployments.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para DSPIC33CK128MP202T-I/2N — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | DSPIC33CK256MP202T-I/2N | DSPIC33CK64MP202T-I/2N | DSPIC33CK32MP202T-I/2N | DSPIC33CK128MP203T-I/2N |
|---|---|---|---|---|---|
| Package | 28-UQFN (6x6 mm) | 28-UQFN (6x6 mm) - same | 28-UQFN (6x6 mm) - same | 28-UQFN (6x6 mm) - same | 28-UQFN (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Speed | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) | 100 MHz (100 MIPS) |
| Program Flash | 128 KB | 256 KB | 64 KB | 32 KB | 128 KB |
| Data SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| 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 |
| Integrated Op Amps | Yes | Yes (same count) | Yes (same count) | Yes (same count) | Yes (one additional channel) |
| Operating Temperature | -40C to +125C (I grade) | -40C to +125C | -40C to +125C | -40C to +125C | -40C to +125C |
| CAN FD | Yes | Yes | Yes | Yes | Yes |
Principais diferenciais
- Largest commonly stocked flash in the 28-pin UQFN MP202 family (vs DSPIC33CK64MP202T-I/2N)
- Upgrade path without PCB change (vs DSPIC33CK256MP202T-I/2N)
- Extra analog integration option (vs DSPIC33CK128MP203T-I/2N)
Notas de projeto
Power the DSPIC33CK128MP202T-I/2N from a clean 3.0V to 3.6V rail; decouple each VDD pin with 0.1 uF ceramic capacitors placed within 2 mm of the pin, plus a bulk 10 uF per supply domain. The core regulator is internal - fit the datasheet-specified low-ESR capacitor on the VCAP/VDDCORE pin (pin 18) as close to the pin as possible; an incorrect or missing VCAP capacitor is the most common cause of brown-out resets and erratic oscillator behavior on dsPIC33C designs.
The 28-UQFN (6x6 mm) has a 0.65 mm pitch and a center thermal pad - connect it to a grounded via array (4x4 minimum) to sink heat and reduce ground bounce between the analog (ADC/op amp) and digital domains. Route PWM outputs away from AN0-AN15 traces to prevent switching noise coupling into ADC readings, and keep the crystal loop (OSC1/OSC2) short with local guard ground when using the primary oscillator in electrically noisy converter environments.
Do not drive MCLR below its specified VIH during normal operation - a floating or under-driven reset causes sporadic resets in motor-drive environments; use the internal pull-up plus a 10 k external resistor. When migrating between flash-size variants (e.g., 128 KB to 64 KB), recheck linker memory maps and live-update partition sizes. Programming pins PGD1/PGC1 must remain isolated from motor or power stages; series resistors protect against back-driving during in-circuit debug.
Informações de conformidade
Compliance data was not present in the provided verified web data; confirm RoHS/REACH status on the Microchip product page or distributor compliance documents before specification.