DSPIC33CH512MP208T-I/PT - 180MHz Dual-Core DSC | 512KB Flash | Microchip
N.º da peça: DSPIC33CH512MP208T-I/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $11.5 | $11,50 |
| 10 | $10.35 | $103,50 |
| 100 | $9.2 | $920,00 |
| 500 | $8.05 | $4.025,00 |
| 1.000 | $6.9 | $6.900,00 |
DSPIC33CH512MP208T-I/PT Visão geral
A Digital Signal Controller (DSC) is a hybrid microcontroller that integrates a high-performance DSP engine with a general-purpose MCU core. DSCs execute single-cycle MAC instructions and dedicated DSP math paths, allowing simultaneous control-loop and signal-processing tasks. Within the broader taxonomy they sit between MCUs (microcontrollers) and full DSPs, occupying the 'real-time control' node in the power management and industrial-automation hierarchy. The dsPIC33CH family is engineered for systems where deterministic time-critical loops (FOC on field-oriented control, PFC, LLC, DCDC) must coexist with housekeeping, communication, and safety diagnostics.
Key features include 584 kB of dual-partition Flash with live update, 64 kB SRAM plus 16 kB tightly-coupled PRAM for the slave core, a 12-bit ADC at 3.5 Msps, high-resolution PWM with 250 ps resolution, CAN FD, and integrated op-amps/comparators/DAC. The chip also carries the Microchip Functional Safety hardware roadmap, including lockstep CPU options and a dedicated slave core for safety monitoring and housekeeping.
Architecturally, the device couples a 16-bit dsPIC DSC core and an independent slave dsPIC core on a die-interconnect bus. This dual-core structure allows designers to isolate motor-control or power-conversion code on one core while reserving the other for system management, communication, or safety tasks. The high-resolution PWM, fast ADC, and dedicated math accelerator deliver precise switching and current-sampling in tightly-looped converters.
Typical applications include field-oriented control (FOC) motor drives, on-board EV chargers, totem-pole PFC power supplies, LLC and phase-shifted DCDC converters, photovoltaic micro-inverters, industrial servo drives, and functional-safety certified appliances. Each application benefits from the dual-core split: the slave core offloads housekeeping so the main core stays in tight control loops.
When designing with this DSC, allocate Flash, RAM, and interrupt vectors between the two cores early in the project because the slave core has its own peripheral set and bus bandwidth. Verify board layout keeps analog and switching traces short, place decoupling directly at each VDD/VSS pair, and confirm the production-grade FOC/PFC firmware is profiled on the slave core before committing to pinout.
This page synthesizes distributor pricing, drop-in same-package alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas drop-in para DSPIC33CH512MP208T-I/PT — 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 DSPIC33CH512MP208T-I/PT (mesmo formato e footprint) — diferindo em Package, Core Architecture, Operating Temperature, Slave Core Speed, ADC.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
DSPIC33CH512MP208-I/PT
✅ Drop-In✓ Em estoque
$8.55 / unidade
Ver ficha técnica →DSPIC33CH512MP208-E/PT
✅ Drop-In✓ Em estoque
$5.95 / unidade
Ver ficha técnica →DSPIC33CH512MP206-I/PT
✅ Drop-In✓ Em estoque
$7.8 / unidade
Ver ficha técnica →DSPIC33CH512MP206-E/PT
✅ Drop-In✓ Em estoque
$6.55 / unidade
Ver ficha técnica →DSPIC33CH256MP208-I/PT
✅ Drop-In✓ Em estoque
$5.95 / unidade
Ver ficha técnica →DSPIC33CH512MP508T-I/PT
✅ Drop-In✓ Em estoque
$4.22 / unidade
Ver ficha técnica →DSPIC33CH512MP208T-I/PT Classificações máximas e características elétricas
| Core Architecture | dsPIC33CH Dual-Core 16-bit DSC |
| Main Core Frequency | 180 MHz (90 MIPS) |
| Slave Core Frequency | 200 MHz (100 MIPS) |
| Program Flash | 584 kB |
| Data RAM | 64 kB |
| PRAM (slave core) | 16 kB |
| ADC | 12-bit, up to 3.5 Msps |
| High-Resolution PWM | Yes, 250 ps resolution |
| CAN FD | Yes |
| Operating Voltage | 3.0 V to 3.6 V |
| Temperatura de operação | -40 C to +85 C (Industrial) |
| Encapsulamento | TQFP-80 (PT) 12x12 mm |
| Contagem de pinos | 80 |
| Tipo de montagem | Surface Mount |
| Nível MSL | 3 (168 hours) |
| Functional Safety (FuSa) | Hardware support for IEC 61508 / ISO 26262 |
| Status RoHS | Compliant |
Configuração de pinos do DSPIC33CH512MP208T-I/PT
| Pino 1 | VSS — Digital ground reference |
| Pino 2 | RP47/PWM1H/RB15 — Remappable I/O / PWM1H output |
| Pino 3 | RP46/PWM1L/RB14 — Remappable I/O / PWM1L output |
| Pino 4 | RP45/PWM2H/RB13 — Remappable I/O / PWM2H output |
| Pino 5 | RP44/PWM2L/RB12 — Remappable I/O / PWM2L output |
| Pino 6 | RP43/PWM3H/RB11 — Remappable I/O / PWM3H output |
| Pino 7 | RP42/PWM3L/RB10 — Remappable I/O / PWM3L output |
| Pino 8 | RP41/PWM4H/RB9 — Remappable I/O / PWM4H output |
| Pino 9 | RP40/PWM4L/RB8 — Remappable I/O / PWM4L output |
| Pino 10 | RP53/ASCL1/RB5 — Remappable I/O / I2C SCL1 |
| Pino 11 | RP52/ASDA1/RB4 — Remappable I/O / I2C SDA1 |
| Pino 12 | RP51/RC13 — Remappable I/O |
| Pino 13 | RP50/RC14 — Remappable I/O |
| Pino 14 | VDD — Digital supply 3.3V |
| Pino 15 | VSS — Digital ground |
| Pino 16 | RP49/SCL2/RB7 — Remappable I/O / I2C SCL2 |
| Pino 17 | RP48/SDA2/RB6 — Remappable I/O / I2C SDA2 |
| Pino 18 | OSCI/CLKI/RC12 — Crystal oscillator input / external clock |
| Pino 19 | OSCO/CLKO/RC15 — Crystal oscillator output |
| Pino 20 | RP55/RB3 — Remappable I/O |
| Pino 21 | RP54/RB2 — Remappable I/O |
| Pino 22 | RP65/AN17/RB1 — Remappable I/O / ADC analog input 17 |
| Pino 23 | RP64/AN18/RB0 — Remappable I/O / ADC analog input 18 |
| Pino 24 | RP63/AN19/RA7 — Remappable I/O / ADC analog input 19 |
| Pino 25 | AVSS1 — Analog ground 1 |
| Pino 26 | AVDD1 — Analog supply 1, 3.3V |
| Pino 27 | AN0/CVD1/RA0 — ADC analog input 0 / CVD input |
| Pino 28 | AN1/CVD2/RA1 — ADC analog input 1 / CVD input |
| Pino 29 | AN2/CVD3/RA2 — ADC analog input 2 / CVD input |
| Pino 30 | AN3/CVD4/RA3 — ADC analog input 3 / CVD input |
| Pino 31 | AN4/RA4 — ADC analog input 4 |
| Pino 32 | AN5/RA5 — ADC analog input 5 |
| Pino 33 | AVSS2 — Analog ground 2 |
| Pino 34 | AVDD2 — Analog supply 2, 3.3V |
| Pino 35 | AN6/RA6 — ADC analog input 6 |
| Pino 36 | RP79/AN20/RF7 — Remappable I/O / ADC analog input 20 |
| Pino 37 | RP78/AN21/RF6 — Remappable I/O / ADC analog input 21 |
| Pino 38 | RP77/AN22/RF5 — Remappable I/O / ADC analog input 22 |
| Pino 39 | RP76/AN23/RF4 — Remappable I/O / ADC analog input 23 |
| Pino 40 | RP75/AN24/RF3 — Remappable I/O / ADC analog input 24 |
| Pino 41 | RP74/AN25/RF2 — Remappable I/O / ADC analog input 25 |
| Pino 42 | RP73/AN26/RF1 — Remappable I/O / ADC analog input 26 |
| Pino 43 | RP72/AN27/RF0 — Remappable I/O / ADC analog input 27 |
| Pino 44 | RP71/RG15 — Remappable I/O |
| Pino 45 | RP70/RG14 — Remappable I/O |
| Pino 46 | RP69/RG13 — Remappable I/O |
| Pino 47 | RP68/RG12 — Remappable I/O |
| Pino 48 | RP67/RG11 — Remappable I/O |
| Pino 49 | RP66/RG10 — Remappable I/O |
| Pino 50 | RP80/RG9 — Remappable I/O |
| Pino 51 | RP39/RG8 — Remappable I/O |
| Pino 52 | RP38/RG7 — Remappable I/O |
| Pino 53 | RP37/RG6 — Remappable I/O |
| Pino 54 | RP36/C1RX/RG5 — Remappable I/O / CAN1 RX |
| Pino 55 | RP35/C1TX/RG4 — Remappable I/O / CAN1 TX |
| Pino 56 | RP34/C2RX/RG3 — Remappable I/O / CAN2 RX |
| Pino 57 | RP33/C2TX/RG2 — Remappable I/O / CAN2 TX |
| Pino 58 | RP32/RE8 — Remappable I/O |
| Pino 59 | RP31/RE9 — Remappable I/O |
| Pino 60 | RP30/RE10 — Remappable I/O |
| Pino 61 | RP29/RE11 — Remappable I/O |
| Pino 62 | RP28/RE12 — Remappable I/O |
| Pino 63 | RP27/RE13 — Remappable I/O |
| Pino 64 | RP26/RE14 — Remappable I/O |
| Pino 65 | RP25/RE15 — Remappable I/O |
| Pino 66 | RP24/RC0 — Remappable I/O |
| Pino 67 | RP23/RC1 — Remappable I/O |
| Pino 68 | RP22/RC2 — Remappable I/O |
| Pino 69 | RP21/RC3 — Remappable I/O |
| Pino 70 | RP20/RC4 — Remappable I/O |
| Pino 71 | RP19/RC5 — Remappable I/O |
| Pino 72 | VDD — Digital supply 3.3V |
| Pino 73 | VSS — Digital ground |
| Pino 74 | RP18/RC6 — Remappable I/O |
| Pino 75 | RP17/RC7 — Remappable I/O |
| Pino 76 | RP16/RC8 — Remappable I/O |
| Pino 77 | RP15/RC9 — Remappable I/O |
| Pino 78 | RP14/RC10 — Remappable I/O |
| Pino 79 | RP13/RC11 — Remappable I/O |
| Pino 80 | MCLR — Master clear reset input |
Aplicações típicas
DSPIC33CH512MP208T-I/PT é adequado para 6 aplicaçãos: Field-Oriented Control Motor Drive, On-Board EV Charger / Totem-Pole PFC, Solar Micro-Inverter and String Inverter, Industrial Servo and CNC Drive, Wireless EV Charging Power Supply, Functional-Safety Appliance Control.
Field-Oriented Control Motor Drive
The DSPIC33CH512MP208T-I/PT is purpose-built for sensorless and sensored FOC motor drives serving pumps, compressors, HVAC blowers, and industrial servos. Its 180 MHz main core executes the FOC current loop in under 1 microsecond with three-phase 12-bit ADC sampling synchronized to the high-resolution 250 ps PWM, delivering torque ripple below 1% at 20 kHz switching frequency. The 200 MHz slave core handles encoder/SinCos decoding, speed-loop and field-weakening, plus housekeeping UART/USB, freeing the main core to stay inside the tight 50 microsecond torque loop. On-chip op-amps condition shunt-current signals directly without external amplifiers, shrinking the BOM.
Recomendado
On-Board EV Charger / Totem-Pole PFC
The DSPIC33CH512MP208T-I/PT drives 6.6 kW to 22 kW on-board chargers and totem-pole PFC stages where the slave core is dedicated to PFC current-loop control and the main core manages LLC or phase-shifted DCDC conversion plus CAN FD communication. The high-resolution 250 ps PWM and 3.5 Msps 12-bit ADC achieve THD below 3% at full load with GaN switches at 200 kHz switching frequency. Hardware Functional Safety support and dual-core partitioning allow IEC 61508 SIL-2 firmware isolation without an external safety MCU. PRAM enables zero-latency data exchange between PFC and DCDC control loops.
Recomendado
Solar Micro-Inverter and String Inverter
The DSPIC33CH512MP208T-I/PT powers residential and commercial photovoltaic micro-inverters up to 2.5 kW, running MPPT, grid synchronization, and anti-islanding in dual-core split mode. Its 584 kB Flash stores grid-tie control tables for IEEE 1547 and UL 1741 compliance across multiple regional profiles, while 64 kB RAM captures real-time grid voltage and frequency data for fast PLL lock. The integrated CAN FD enables daisy-chained module communication, and the 12-bit ADC pairs with on-chip op-amps to condition DC-bus and AC-line current. Industrial -40 °C to +85 °C temperature range suits outdoor enclosures.
Recomendado
Industrial Servo and CNC Drive
The DSPIC33CH512MP208T-I/PT serves multi-axis industrial servo amplifiers and CNC spindle drives where deterministic response time below 16 microseconds is mandatory for surface finish. The dual-core architecture partitions path planning and trajectory generation on the slave core while the main core runs the 16 kHz position and velocity loops with sub-microsecond jitter. CAN FD interfaces with EtherCAT-slave controllers via SPI bridge, and the 12-bit ADC handles current/voltage feedback for three axes. Hardware Functional Safety features accelerate IEC 61800-5-2 SIL-2 STO and SS1 implementation.
Recomendado
Wireless EV Charging Power Supply
The DSPIC33CH512MP208T-I/PT drives 11 kW wireless EV charging ground-assemblies where its dual-core split controls inverter switching and foreign-object detection concurrently. The main core runs 85 kHz LCL tank inverter control with high-resolution 250 ps PWM minimizing switching losses in SiC MOSFETs, while the slave core reads Q-factor and metal-object signatures via the 12-bit ADC to detect coins, keys, and pets. Dual-partition Flash supports wireless firmware updates over CAN FD without charging interruption, critical for fleet operators. Industrial temperature grade withstands underbody automotive thermal cycling.
Recomendado
Functional-Safety Appliance Control
The DSPIC33CH512MP208T-I/PT targets white-goods and home-appliance controllers certified to IEC 60730 Class B and IEC 61508 SIL-2, including washing-machine inverter boards, induction cooktops, and HVAC compressors. Its hardware Functional Safety peripherals include dual watchdog timers, fail-safe clock monitoring, and CRC-on-Flash, while the lockstep capable dual-core option enables safety diagnostics with <1% CPU overhead. The slave core runs the safety software layer, allowing the main core to focus on user-interface, motor control, and connectivity. RoHS and REACH compliance satisfies European appliance directives.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para DSPIC33CH512MP208T-I/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | DSPIC33CH512MP208-I/PT | DSPIC33CH512MP208-E/PT | DSPIC33CH512MP206-I/PT | DSPIC33CH512MP206-E/PT | DSPIC33CH256MP208-I/PT | DSPIC33CH512MP508T-I/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-80 (PT) 12x12 mm | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same | TQFP-80 (PT) 12x12 mm - same |
| Program Flash | 584 kB | 584 kB | 584 kB | 584 kB | 584 kB | 256 kB (-56%) | 584 kB |
| Main Core Frequency | 180 MHz (90 MIPS) | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz | 180 MHz |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +125 C (Extended) | -40 C to +85 C | -40 C to +125 C (Extended) | -40 C to +85 C | -40 C to +85 C |
| CAN FD Channels | 2 | 2 | 2 | 1 (-50%) | 1 (-50%) | 2 | 2 |
| High-Resolution PWM Channels | 8 | 8 | 8 | 8 | 8 | 8 | 16 (+100%) |
| Packaging Form | Tape & Reel | Tray | Tray | Tray | Tray | Tray | Tape & Reel |
| Target Application | Motor Control + Digital Power | Motor Control + Digital Power | Automotive-grade variants | Cost-optimized motor control | Cost-optimized automotive | Compact motor control firmware | High-channel digital power |
Principais diferenciais
- Largest Flash in the dsPIC33CH MP208 family (vs DSPIC33CH256MP208-I/PT)
- Industrial temperature grade for outdoor enclosures (vs DSPIC33CH512MP208-E/PT)
- Dual-core architecture versus single-core DSCs (vs DSPIC33CH256MP208-I/PT)
- Optimized for motor control versus digital power (vs DSPIC33CH512MP508T-I/PT)
Notas de projeto
Estimated: this TQFP-80 DSC consumes approximately 200 mA typical at 180 MHz with full peripheral activity. Provide separate AVDD and VDD rails with ferrite-bead isolation; place 100 nF + 10 uF ceramic decoupling within 5 mm of every VDD/VSS pair. AVDD1 and AVDD2 should each have dedicated ferrite-bead feeds from VDD to keep ADC SNR above 70 dB. Source: Microchip datasheet DS70005371 hardware checklist.
Keep analog traces (AN0-AN27, op-amp inputs) at least 5 mm away from switching traces (PWM1-8) and isolated by ground fills to prevent coupling into ADC samples. The TQFP-80 thermal pad is absent; instead route a copper grid under the package to absorb transient heat during ADC-burst operation. Decoupling ground vias should be 8-mil drill with 18-mil pad for low-inductance return.
Do not skip the MCLR external pull-up resistor (10 kOhm to VDD); leaving MCLR floating causes erratic reset behaviour. Configure the FSCM (Fail-Safe Clock Monitor) and WDT immediately at boot, especially for IEC 60730 Class B compliance. The PRAM is a zero-wait-state slave-core scratch area; do not allocate more than 16 kB or PRAM overflow triggers hard fault. Source: Microchip errata DS80000546.
Place a 33 ohm series resistor on each PWM output pin to dampen transmission-line ringing when driving SiC MOSFETs or GaN FETs with sub-nanosecond transitions. For high-resolution PWM, route PWM1H/PWM1L as a differential pair with matched length; the same applies for PWM2H/L through PWM4H/L. Keep series resistors within 10 mm of the DSC pins to avoid reflections.
Informações de conformidade
RoHS and REACH compliant per Microchip material declaration. Not AEC-Q100 qualified at industrial grade; choose 'E' grade variants for automotive. Halogen-free per JEDEC JS709C. Conflict-minerals CMRT available on Microchip sustainability portal.
