DSPIC33AK256MPS306 - 200MHz 32-bit DSC 256KB Flash | Microchip
N.º da peça: DSPIC33AK256MPS306 ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $7.42 | $7,42 |
| 10 | $6.75 | $67,50 |
| 100 | $5.98 | $598,00 |
| 500 | $5.4 | $2.700,00 |
| 1.000 | $4.85 | $4.850,00 |
DSPIC33AK256MPS306 Visão geral
A Digital Signal Controller (DSC) combines the processing throughput of a digital signal processor (DSP) with the peripheral integration and ease of use of a microcontroller (MCU). Within the embedded control hierarchy, the dsPIC33A family sits at the high-performance end of Microchip's DSC portfolio, delivering single-cycle multiply-accumulate (MAC) operations for real-time control and signal processing.
Key features include 200 MHz operation, hardware crypto acceleration with post-quantum cryptography (PQC) support, functional-safety design aligned to ISO 26262 and IEC 61508, and AEC-Q100 qualification options. High-speed 40 MSPS 12-bit ADCs and 100 MHz bandwidth op amps with low input offset enable advanced sensing directly on-chip. The dual-partition Flash architecture supports live firmware updates and robust bootloaders.
Peripherals include multiple UART, SPI, I2C, CAN-FD, high-speed PWM modules, and touch sensing support. The device is developed with MPLAB X IDE support and in-circuit debugging via Microchip ICD tools.
Typical applications include motor control, digital power conversion, automotive systems such as EV charging and battery management, industrial automation, and security designs. The FPU plus functional-safety compliance make it a strong fit for safety-critical real-time control.
Design consideration: decouple all power pins carefully and follow the datasheet PCB layout guidelines to minimize noise; the dual-partition flash should be leveraged for field-updateable products. Pricing as of 2026-08-29.
Alternativas drop-in para DSPIC33AK256MPS306 — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
DSPIC33AK256MPS306-E/M7
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
DSPIC33AK128MPS306
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33AK128MPS305
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33AK256MC506-E/M7
⚡ Mesmo encapsulamento✓ Em estoque
$1 / unidade
Ver ficha técnica →DSPIC33AK256MPS306 Classificações máximas e características elétricas
| Core Architecture | 32-bit single-core DSC (dsPIC33A) |
| Maximum CPU Frequency | 200 MHz |
| Flash Program Memory | 256 KB |
| SRAM Data Memory | 64 KB |
| Floating-Point Unit | 32/64-bit (DP-FPU) |
| ADC | 12-bit, 40 MSPS high-speed |
| Analog Front-End | 100 MHz bandwidth op amps, low input offset |
| Communication Interfaces | UART, SPI, I2C, CAN-FD |
| PWM | High-speed PWM modules |
| Security | Hardware crypto, post-quantum cryptography support |
| Functional Safety | ISO 26262 / IEC 61508 compliant development |
| Flash Architecture | Dual-partition (live update) |
| Touch Sensing | Yes |
| Encapsulamento | 64-VQFN (9x9 mm) / 64-TQFP (10x10 mm) |
| Tipo de montagem | Surface Mount |
| Temperatura de operação | -40C to +85C (I grade) / -40C to +125C (E grade) |
Configuração de pinos do DSPIC33AK256MPS306
| Pino 1-8 | RE0-RE7 / port pins — General purpose I/O and remappable peripheral pins |
| Pino VDD | VDD — Core and I/O power supply |
| Pino VSS | VSS — Ground reference |
| Pino MCLR | MCLR — Master clear reset and programming voltage input |
| Pino OSC1 | OSC1 — External oscillator/crystal input |
| Pino OSC2 | OSC2 — Crystal output |
| Pino PGD | PGD — In-circuit debug/programming data (ICD) |
| Pino PGC | PGC — In-circuit debug/programming clock (ICD) |
| Pino CAN-FD pins | C1TX/C1RX — CAN-FD transmit and receive |
| Pino AN pins | AN0-ANx — 12-bit 40 MSPS ADC analog inputs |
| Pino PWM pins | PWMxH/PWMxL — High-speed PWM complementary outputs |
| Pino VREF+ | VREF+ — ADC positive voltage reference |
Aplicações típicas
DSPIC33AK256MPS306 é adequado para 6 aplicaçãos: Motor Control (FOC/PMSM/BLDC), Digital Power Conversion, Automotive EV Charging and Battery Management, Industrial Automation and PLC, Secure IoT and Security Systems, High-End Audio Processing.
Motor Control (FOC/PMSM/BLDC)
The DSPIC33AK256MPS306 fits field-oriented motor control because its 200 MHz DSP core executes FOC loops at high sampling rates while the 32/64-bit FPU eliminates fixed-point scaling effort. High-speed PWM modules provide complementary outputs with dead-time control, and 12-bit 40 MSPS ADCs sample phase currents with minimal latency. Microchip ships a dedicated motor-control DIM (EV02E57A) for this exact device on the dsPIC33 Curiosity Platform (EV74H48A), accelerating time to market for industrial drives and EV traction inverters.
Recomendado
Digital Power Conversion
For digital power supplies, LLC converters, and totem-pole PFC, the DSPIC33AK256MPS306 provides the PWM resolution and ADC speed needed for kHz-switching topologies. The 200 MHz core with single-cycle MAC executes control compensation loops in real time, while the 40 MSPS ADC captures voltage and current feedback synchronized to the PWM period. The dual-partition Flash allows field firmware updates of control-law code without requalification of the power stage, a key benefit for grid-tie and server power products.
Recomendado
Automotive EV Charging and Battery Management
The functional-safety development flow (ISO 26262) and AEC-Q100 qualification support make the DSPIC33AK256MPS306 appropriate for EV onboard chargers, DC-DC converters, and BMS supervision. CAN-FD connectivity integrates with vehicle networks, hardware crypto with PQC support addresses secure OTA firmware updates, and the extended-temperature -E/M7 variant covers under-hood conditions up to +125C. High-speed analog inputs read current shunt and voltage divider signals for charge-control loops directly on-chip.
Recomendado
Industrial Automation and PLC
In industrial automation, the DSPIC33AK256MPS306 serves as a real-time control node combining sensor acquisition, PWM actuation, and fieldbus communication. Its 100 MHz op amps condition low-level sensor signals on-chip, reducing external BOM cost, while multiple SPI and I2C ports interface with ADCs, encoders, and displays. The functional-safety features support safety-related I/O modules, and dual-partition Flash enables live firmware updates during production downtime windows without interrupting control operation.
Recomendado
Secure IoT and Security Systems
The hardware crypto accelerator with post-quantum cryptography (PQC) support positions the DSPIC33AK256MPS306 for security-critical edge nodes that must survive long deployment lifetimes against future quantum attacks. Secure boot from dual-partition Flash verifies firmware integrity at every reset, while CAN-FD or UART links communicate with gateways. Touch-sensing peripherals enable capacitive user interfaces without external controllers, and the 200 MHz core handles TLS-class workloads that overwhelm smaller MCUs.
Recomendado
High-End Audio Processing
With a 200 MHz DSP core, 32/64-bit FPU, and fast ADCs, the DSPIC33AK256MPS306 can run audio effect chains, active crossover filters, and room-correction algorithms in high-end audio products. The FPU executes biquad and FFT computations natively in floating point, avoiding quantization artifacts of fixed-point implementations. SPI interfaces connect to external audio codecs and DACs, while low-jitter PWM-derived clocks can serve as timing references in cost-sensitive amplifier designs.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para DSPIC33AK256MPS306 — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | DSPIC33AK256MPS306-E/M7 | DSPIC33AK128MPS306 | DSPIC33AK128MPS305 | DSPIC33AK256MC506-E/M7 | TMS320F280049C |
|---|---|---|---|---|---|---|
| Package | 64-VQFN (9x9) | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-pin family package - same footprint | 64-VQFN (9x9) - same | 64-VQFN - different pinout |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Texas Instruments |
| CPU Frequency | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 200 MHz | 100 MHz |
| Flash Memory | 256 KB | 256 KB | 128 KB | 128 KB | 256 KB | 128 KB |
| FPU | 32/64-bit DP-FPU | 32/64-bit DP-FPU | 32/64-bit DP-FPU | 32/64-bit DP-FPU | 32/64-bit FPU | 32-bit FPU (TMU) |
Principais diferenciais
- Post-quantum cryptography support in hardware (vs TMS320F280049C)
- 2x clock performance vs TI C2000 alternative (vs TMS320F280049C)
- Extended temperature option in same footprint (vs DSPIC33AK256MPS306-I/M7)
Notas de projeto
Decouple all VDD/VSS pairs with 100 nF ceramic capacitors placed within 2 mm of each supply pin, plus a bulk 10 uF capacitor per power domain. Follow the dsPIC33AK256MPS306 datasheet PCB layout guidelines: keep the 40 MSPS ADC analog inputs on a quiet ground island, separate analog and digital return paths under the package, and route high-speed PWM traces away from sensitive analog lines to prevent switching noise coupling into ADC readings.
Do not rely on the internal regulator without verifying external capacitor requirements per the datasheet power section. When using dual-partition Flash live updates, ensure both partitions are erased before field programming - partial partition updates can brick remote units. The MCLR pin doubles as the high-voltage programming input; never tie it directly to VDD without the recommended pull-up resistor and diode isolation.
The 200 MHz core with fast peripheral switching generates significant ground bounce. Use solid ground planes beneath the VQFN package and connect the exposed thermal pad (if used) to ground with an array of vias. For the 40 MSPS ADC, drive inputs with low source impedance or add an RC anti-aliasing filter sized to the actual sampling rate - sampling at lower rates still requires charge-feeding current into the sample-and-hold capacitor.
Budget power consumption based on the 200 MHz active mode plus peripheral loading; confirm exact mA/MHz figures in the datasheet electrical characteristics section [DATA_NEEDED: active current]. For battery or high-density designs, use the idle and low-power modes and gate unused peripheral clocks. The -I grade is qualified to +85C ambient; for enclosure designs near that limit, use the -E grade for margin.
Informações de conformidade
Microchip lists AEC-Q100 qualification support and ISO 26262 / IEC 61508 functional-safety compliance for the dsPIC33AK256MPS306 family. REACH and conflict-minerals status should be confirmed on the Microchip product page for the exact ordering code.
