DSPIC33FJ32MC104T-E/TL - 16-bit 16MIPS DSC 32KB Flash | Microchip
N.º da peça: DSPIC33FJ32MC104T-E/TL ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $6.12 | $6,12 |
| 10 | $5.55 | $55,50 |
| 100 | $4.88 | $488,00 |
| 500 | $4.41 | $2.205,00 |
| 1.000 | $3.95 | $3.950,00 |
DSPIC33FJ32MC104T-E/TL Visão geral
A digital signal controller combines the computational horsepower of a DSP with the peripheral integration and interrupt architecture of a microcontroller. Within the power-management hierarchy, the dsPIC33F family sits in the broader class of 16-bit MCU/DSC semiconductors, merging MAC (multiply-accumulate) DSP instructions with a classic MCU program model so a single chip can run control loops and system management tasks simultaneously.
Key differentiating features include the motor control PWM (MCPWM) peripheral for multi-phase inverter drive, the CTMU (Charge Time Measurement Unit) for capacitive touch and time-based measurements, and Peripheral Pin Select (PPS) that allows many digital peripherals to be remapped to any compatible pin for maximum board-layout flexibility. Connectivity covers I2C, SPI, UART/USART, IrDA, and LINbus.
Architecturally, the device uses a modified Harvard 16-bit core with DSP-engine instructions that can fetch two data operands concurrently while multiplying two W registers and accumulating with optional saturation in the same cycle, per the Microchip family data sheet (70000652F). Operation is from a 3.3V supply (2.97V to 3.63V), and the core supports 40 MIPS-class clocking options across the family, with this part specified at 16 MIPS.
Typical applications include BLDC/PMSM motor drives, digital power supplies, automotive actuators and pumps, and capacitive-touch human-interface controls, where the MCPWM and CTMU peripherals plus small 6x6 mm footprint reduce BOM count.
Design consideration: budget the 1KB RAM carefully - control-law state variables and buffers must be sized conservatively, and use the ECC-class Flash self-programming features within the documented erase/write cycle limits.
This page synthesizes distributor pricing, verified drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas drop-in para DSPIC33FJ32MC104T-E/TL — 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 DSPIC33FJ32MC104T-E/TL (mesmo formato e footprint) — diferindo em Package, Core, Operating Temperature, Motor Control PWM, Number of Pins.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
DSPIC33FJ32MC102T-I/TL
✅ Drop-In✓ Em estoque
$3.2 / unidade
Ver ficha técnica →DSPIC33FJ32MC104T-I/TL
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$3.45 / unidade
Ver ficha técnica →DSPIC33FJ32MC102-E/TL
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
DSPIC33FJ32MC104T-E/TL Classificações máximas e características elétricas
| Core | 16-bit dsPIC33F |
| Max CPU Speed | 16 MIPS |
| Program Memory (Flash) | 32KB (11K x 24) |
| RAM | 1KB (1K x 16) |
| Tensão de alimentação | 3.3 V (2.97 V to 3.63 V) |
| Connectivity | I2C, SPI, UART/USART, IrDA, LINbus |
| Special Peripherals | MCPWM, CTMU, PPS |
| Encapsulamento | 44-VTLA (6x6 mm) with exposed pad |
| Contagem de pinos | 44 |
| Temperatura de operação | -40C to +125C (E grade) |
| Qualification | Automotive, AEC-Q100 |
| Tipo de montagem | Surface Mount |
| Series | dsPIC 33F Motor Control Family |
| Packaging | Tape & Reel (T suffix) |
Guia de Configuração de Pinos do DSPIC33FJ32MC104T-E/TL 44-vtla (6x6 mm) with exposed pad
Configuração de pinos para DSPIC33FJ32MC104T-E/TL (pacote 44-vtla (6x6 mm) with exposed pad). Este CI digital inclui GPIO, interfaces de comunicação (UART, SPI, I2C) e pinos de alimentação. Consulte o datasheet do fabricante para funções alternativas dos pinos e opções de configuração. Essencial para projeto de sistemas embarcados e layout de PCB.
Nenhum dado detalhado de pinagem disponível para DSPIC33FJ32MC104T-E/TL.
Consulte a ficha técnica para a configuração completa dos pinos.
Aplicações típicas
DSPIC33FJ32MC104T-E/TL é adequado para 6 aplicaçãos: BLDC/PMSM Motor Drives, Automotive Actuator and Pump Control, Digital Power Supplies, Capacitive Touch Human Interface, Industrial Sensors and Instrumentation, Appliance and HVAC Fan Control.
BLDC/PMSM Motor Drives
The DSPIC33FJ32MC104T-E/TL is purpose-built for brushless DC and permanent-magnet synchronous motor control: its MCPWM modules generate complementary PWM pairs with hardware dead-time insertion, while the 16 MIPS DSP core with single-cycle MAC executes field-oriented or trapezoidal control loops. The 44-pin VTLA 6x6 mm package keeps the controller compact inside driver boards, and Peripheral Pin Select lets PWM, UART, and ADC-related digital functions be routed to optimal pins. The 32KB FLASH accommodates sensorless observers and protection state machines. Place the DSC between gate-driver ICs and current-sense amplifiers; the exposed pad grounds the analog domain for ADC noise performance.
Recomendado
Automotive Actuator and Pump Control
With AEC-Q100 qualification and a -40C to +125C E-grade rating, the DSPIC33FJ32MC104T-E/TL targets automotive pumps, fans, flap actuators, and throttle drives. The MCPWM peripheral drives the power stage while the CTMU supports position or touch sensing, and LINbus connectivity integrates directly with body-control networks without an external transceiver protocol stack burden. The 32KB FLASH holds diagnostic routines and fault logging required in automotive software. Operation from a 3.3V rail via a standard automotive linear regulator keeps the power tree simple. The same die is available in industrial grade for cost-reduced non-automotive variants sharing the PCB footprint.
Recomendado
Digital Power Supplies
The DSP engine of the DSPIC33FJ32MC104T-E/TL - capable of fetching two operands and executing a multiply-accumulate in a single cycle - suits average-current-mode and peak-current-mode digital power control at switching frequencies typical of 100-500 kHz converters. MCPWM outputs with dead-time control drive half-bridge and synchronous-buck stages, and ADC-triggered control loops keep sampling synchronized to the PWM period. The 32KB FLASH leaves room for compensator code, soft-start sequencing, PMBus-style command handling over I2C, and protection routines. The small 6x6 mm footprint fits on the controller section of dense power boards next to the gate drivers.
Recomendado
Capacitive Touch Human Interface
The Charge Time Measurement Unit (CTMU) on the DSPIC33FJ32MC104T-E/TL enables charge-based capacitive touch sensing without dedicated touch ICs, reducing BOM cost in appliance panels and control knobs. The 32KB FLASH stores debounce, drift-compensation, and gesture algorithms, while I2C or UART links the controller to a host display module. Motor-control PWM can simultaneously drive haptic feedback or fan elements on the same board, consolidating functions on one AEC-Q100-qualified device. Peripheral Pin Select routes touch-capable pins to the CTMU as required by the electrode layout. The extended temperature rating permits use in oven-front and cooktop environments near heat sources.
Recomendado
Industrial Sensors and Instrumentation
In sensor nodes and portable instruments, the DSPIC33FJ32MC104T-E/TL combines signal processing with connectivity: SPI interfaces to high-resolution ADCs, UART/USART with IrDA support links to optical or wireless modules, and I2C manages EEPROMs and displays. The DSP MAC instructions enable real-time filtering such as IIR notch and FIR decimation on 16-bit data with fractional arithmetic. The 32KB FLASH stores calibration tables and multi-point linearization curves, while 1KB RAM buffers acquisition windows. The -40C to +125C range and low pin count suit sealed outdoor enclosures and DIN-rail modules where PCB area is limited and reliability matters.
Recomendado
Appliance and HVAC Fan Control
Appliance blowers, range hoods, and HVAC fan modules benefit from the DSPIC33FJ32MC104T-E/TL's single-chip integration of MCPWM motor drive, CTMU user-interface touch inputs, and LINbus communication to the main appliance controller. A 16 MIPS core closes speed-loop control with back-EMF sensing, and the 32KB FLASH supports tach-less startup algorithms and stall detection with automatic retry. The AEC-Q100 E-grade rating tolerates the elevated ambient temperatures near motors and heating elements, up to +125C junction. The 6x6 mm VTLA package and low external component count reduce driver-board size, and the exposed pad provides a low-impedance ground reference for PWM noise control.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para DSPIC33FJ32MC104T-E/TL — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | DSPIC33FJ32MC102T-I/TL | DSPIC33FJ32MC104T-I/TL | DSPIC33FJ32MC102-E/TL |
|---|---|---|---|---|
| Package | 44-VTLA (6x6 mm) with exposed pad | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same | 44-VTLA (6x6 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | 16-bit dsPIC33F, 16 MIPS | 16-bit dsPIC33F, 16 MIPS | 16-bit dsPIC33F, 16 MIPS | 16-bit dsPIC33F, 16 MIPS |
| FLASH Program Memory | 32KB (11K x 24) | 16KB (5.5K x 24) | 32KB (11K x 24) | 16KB (5.5K x 24) |
| Operating Temperature | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +85C (I grade) | -40C to +125C (E grade) |
| Motor Control Peripherals | MCPWM, CTMU, PPS | MCPWM, CTMU, PPS (same family) | MCPWM, CTMU, PPS | MCPWM, CTMU, PPS (same family) |
Principais diferenciais
- Double the program memory in the same footprint (vs DSPIC33FJ32MC102T-I/TL)
- Automotive AEC-Q100 qualification (vs DSPIC33FJ32MC104T-I/TL)
- Extended temperature with full 32KB memory (vs DSPIC33FJ32MC102-E/TL)
Notas de projeto
The 44-VTLA package has an exposed pad that must be soldered to a ground pour. Use a grid of thermal vias (0.3 mm drill, 1.0 mm pitch) connecting the pad to internal ground planes - this serves both as the primary thermal path and as a low-impedance ground for the ADC and PWM return currents. Do not use the exposed pad as the only ground connection for signal pins; route all VSS pins individually to ground as well.
Decouple each VDD pin with 100 nF ceramic capacitors placed within 3 mm of the pin, plus one bulk 4.7-10 uF capacitor near the supply entry. The dsPIC33F core draws transient current spikes synchronized with instruction execution and PWM switching; inadequate local decoupling causes brown-out resets that appear randomly during motor start-up. Enable the internal brown-out reset (BOR) feature in configuration words as a safety net.
RAM is only 1KB - a common failure mode is exhausting RAM with large control-loop buffers or printf-style debug code, causing stack collisions at runtime. Size the C stack conservatively, place DSP X/Y data buffers in dedicated linker sections, and verify the map file after every build. Also note PPS (Peripheral Pin Select) remapping must be unlocked with the PPS unlock sequence before writing, and lock afterward to prevent errant remapping.
Informações de conformidade
AEC-Q100 automotive qualification confirmed by DigiKey and Hotenda listings ('Automotive, AEC-Q100'). RoHS/REACH/lead-free status not stated in provided data.
