DSPIC33EP64MC504T-I/PT - 16-bit DSC 60MHz 64KB Flash | Microchip
MPN： DSPIC33EP64MC504T-I/PT ✓ 啟用中DSPIC33EP64MC504T-I/PT 概覽
A digital signal controller combines the computational power of a digital signal processor with the control peripherals of a microcontroller. Within the power-management hierarchy, the dsPIC33E family sits in the 16-bit embedded controller class, bridging general-purpose MCUs and dedicated DSP ICs. DSCs execute multiply-accumulate (MAC) and DSP instructions in hardware, making them well suited to real-time closed-loop control algorithms such as field-oriented control (FOC) for motors.
Key differentiating features include the high-speed MCPWM module for precise three-phase inverter drive, the QEI for direct encoder feedback, an on-chip CAN 2.0B controller for industrial networking, and integrated analog (3 op-amps, 4 comparators, advanced ADC) that reduces external component count in motor-drive signal chains. Up to 51 I/O lines are available on the 44-pin package.
Architecturally, the dsPIC33E core is a modified Harvard, 16-bit pipelined processor with hardware DSP support, executing from zero-wait-state Flash at industrial temperature ranges (-40C to +85C for the -I option). CMOS process technology keeps active power low while supporting deterministic interrupt latency critical for control loops.
Typical applications include brushless DC and permanent-magnet synchronous motor drives, power inverters, digital power supplies (PFC, LLC), and industrial automation nodes using CAN. The MCPWM plus QEI combination makes precision servo and BLDC control straightforward on this single chip.
For design, note the 3.0 V to 3.6 V supply requirement: level shifting is needed for 5 V logic interfaces, and all VDD/VSS pairs must be decoupled with 0.1 uF ceramics placed close to the pins.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
直接替換替代品，適用於 DSPIC33EP64MC504T-I/PT — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： DSPIC33EP64MC504T-I/PT （相同外形與佔位） — 差異在於 Operating Temperature, Package, Maximum CPU Speed, Core Architecture, Packaging.
DSPIC33EP64MC504-I/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP64MC504-E/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP64MC504-H/PT
✅ 直接替換📋 參考替代品（不在目錄中）
DSPIC33EP64MC504T-E/PT
✅ 直接替換📋 參考替代品（不在目錄中）
DSPIC33EP64MC504-E/PTVAO
✅ 直接替換📋 參考替代品（不在目錄中）
DSPIC33EP64MC504T-I/PT 最大額定值與電氣特性
| Core | dsPIC33E 16-bit DSC |
| 資料匯流排寬度 | 16 bit |
| Maximum Clock Speed | 60 MHz (up to 70 MIPS) |
| Program Memory Size | 64 KB Flash |
| RAM Size | 8 KB |
| Supply Voltage Range | 3 V to 3.6 V |
| I/O Count | 51 |
| Package Type | 44-TQFP (10x10 mm, 0.90 mm height) |
| PWM Module | MCPWM (Motor Control PWM) |
| Quadrature Encoder Interface | Yes (QEI) |
| CAN Controller | Yes (CAN 2.0B) |
| On-chip Op-Amps | 3 |
| On-chip Comparators | 4 |
| Timers | 27 general purpose timers (family feature) |
| 工作溫度 | -40C to +85C (I grade) |
| 安裝類型 | Surface Mount |
| Life Cycle Stage | Active |
| Packaging | Tape & Reel (T suffix) |
DSPIC33EP64MC504T-I/PT 44-tqfp (10x10 mm, 0.90 mm height) 腳位配置指南
DSPIC33EP64MC504T-I/PT（44-tqfp (10x10 mm, 0.90 mm height) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： DSPIC33EP64MC504T-I/PT.
請參閱 資料表 以查看完整腳位配置。
典型應用
DSPIC33EP64MC504T-I/PT 適用於 6 應用s: BLDC / PMSM Motor Control, Digital Power Supplies, Industrial Automation and CAN Networking, Robotics and Servo Drives, Solar Inverters and Renewable Energy Conversion, E-mobility and Battery-Powered Equipment.
BLDC / PMSM Motor Control
The DSPIC33EP64MC504T-I/PT is purpose-built for brushless DC and permanent-magnet synchronous motor drives. Its Motor Control PWM module generates complementary, dead-time-controlled PWM for a three-phase inverter, while the Quadrature Encoder Interface decodes position feedback without CPU overhead. The three on-chip op-amps condition shunt-resistor current signals so field-oriented control loops can run at high bandwidth on the 60 MHz core. Integrating PWM, encoder input, amplifiers, and four comparators on one chip reduces BOM count and loop latency versus a generic MCU plus external analog front end, improving torque ripple and efficiency in servo, e-bike, pump, and fan applications.
推薦
Digital Power Supplies
In digitally controlled power converters such as PFC stages, LLC resonant converters, and bidirectional DC-DC modules, the DSPIC33EP64MC504T-I/PT provides the high-resolution MCPWM needed for phase-shifted and interleaved topologies. The four on-chip comparators implement cycle-by-cycle overcurrent protection in hardware, reacting faster than any software loop and protecting power stages during faults. The 60 MHz DSP core closes voltage and current loops with sampling rates in the tens of kilohertz while executing control-law math with DSP instructions. Operating from a 3.0 V to 3.6 V rail keeps the controller compatible with standard low-voltage analog sensing circuits, and the 44-pin TQFP offers enough I/O for housekeeping, telemetry, and PMBus-style communication.
推薦
Industrial Automation and CAN Networking
The integrated CAN 2.0B controller makes the DSPIC33EP64MC504T-I/PT a strong fit for industrial automation nodes, motor-control networks, and building equipment that communicate over CAN bus. Combined with an external CAN transceiver, the controller handles message filtering and arbitration in hardware, offloading the CPU for control and application tasks. With 51 I/O lines and 27 general-purpose timers available in the family, the 44-pin TQFP device can drive relays, read sensors, and sequence machinery while simultaneously running closed-loop control. The industrial -40C to +85C rating of the -I variant covers typical factory-floor ambient conditions, and the 64 KB Flash accommodates protocol stacks plus control firmware in a single chip.
推薦
Robotics and Servo Drives
Robotic joint and servo drive designs benefit directly from the DSPIC33EP64MC504T-I/PT integration level. The QEI reads incremental encoder feedback to compute position and velocity, the MCPWM drives H-bridge or three-phase stages with precise dead time, and the on-chip op-amps and comparators form the current-sensing front end for torque control - all without external amplifier ICs. The 70 MIPS-class DSP core executes cascaded position/velocity/current loops at multi-kilohertz rates with deterministic latency, which is essential for smooth, responsive motion. The 3.0 V to 3.6 V supply and industrial temperature range suit battery-powered and shop-floor robots alike, while the 44-pin TQFP footprint keeps the controller compact on dense drive boards.
推薦
Solar Inverters and Renewable Energy Conversion
Grid-tied and off-grid solar inverter designs use the DSPIC33EP64MC504T-I/PT for maximum power point tracking and inverter modulation. The DSP core runs MPPT algorithms alongside the inverter control loop, the high-resolution MCPWM generates the PWM patterns for the power stage, and the fast comparators provide hardware overcurrent protection for switching devices during grid transients. The three on-chip op-amps can scale panel voltage, current, and grid feedback signals into the ADC range, reducing external component count. Its 3.0 V to 3.6 V operation and 16-bit architecture give deterministic control behavior that is harder to achieve with general-purpose MCUs, while 64 KB Flash holds MPPT, grid-monitoring, and protection firmware together.
推薦
E-mobility and Battery-Powered Equipment
Electric bikes, scooters, power tools, and light electric vehicles use the DSPIC33EP64MC504T-I/PT as the main motor controller. The combination of MCPWM, QEI or sensorless control via the on-chip comparators, and fast DSP math delivers efficient field-oriented or sensorless trapezoidal drive in a single 44-pin TQFP. The CAN interface links the controller to battery management systems and vehicle displays, and the industrial temperature rating covers typical operating environments. Running from a 3.0 V to 3.6 V rail regulated from the battery pack keeps the digital domain isolated from power-stage transients. The 64 KB Flash and 8 KB RAM provide adequate headroom for control, protection, diagnostics, and communication firmware.
推薦
推薦產品摘要
工程參考資料，適用於 DSPIC33EP64MC504T-I/PT — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | DSPIC33EP64MC504-I/PT | DSPIC33EP64MC504-E/PT | DSPIC33EP64MC504-H/PT | DSPIC33EP64MC504-E/PTVAO |
|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP - same | 44-TQFP - same | 44-TQFP - same | 44-TQFP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash / RAM | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB | 64 KB / 8 KB |
| Max Clock | 60 MHz | 60 MHz | 60 MHz | 60 MHz | 60 MHz |
| MCPWM / QEI / CAN | Yes / Yes / Yes | Yes / Yes / Yes | Yes / Yes / Yes | Yes / Yes / Yes | Yes / Yes / Yes |
| On-chip Op-Amps / Comparators | 3 / 4 | 3 / 4 | 3 / 4 | 3 / 4 | 3 / 4 |
主要差異化特點
- Extended temperature availability (對比DSPIC33EP64MC504-I/PT)
- Tape-and-reel delivery for automated assembly (對比DSPIC33EP64MC504-I/PT)
- Integrated analog front end (對比Generic 16-bit MCUs in TQFP-44)
設計說明
The DSPIC33EP64MC504T-I/PT requires a regulated 3.0 V to 3.6 V supply. Use a low-noise LDO (for example an MCP1702-3302) fed from a 5 V rail, and decouple every VDD pin with a 0.1 uF ceramic placed within 2-3 mm of the pin, plus one bulk 4.7-10 uF capacitor per device. All VDD and all VSS pins must be connected - omitting a pair can cause erratic Flash execution and programming failures. Estimated: at 60 MHz with typical peripherals, supply current is on the order of tens of mA; verify against the datasheet electrical characteristics table for your exact configuration.
For motor-control designs, route the MCPWM outputs to gate drivers with short traces and ground returns to limit ringing. Keep the analog op-amp input traces away from PWM switching nodes and place a solid ground plane under the analog section of the 44-TQFP. Expose and solder the TQFP center thermal pad area to ground vias for signal integrity even though this is not a thermally critical die. Follow Microchip's ICSP guidance: bring out at least one PGECx/PGEDx pair (e.g., PGEC2/PGED2) to a programming header, keeping the chosen pair consistent.
Two frequent mistakes with dsPIC33EP64MC504 designs: (1) using 5 V logic on I/O pins - the controller operates at 3.0 V to 3.6 V and 5 V signaling can exceed absolute maximum ratings; use level shifters or 3.3 V-compatible transceivers. (2) Mismatching the ICSP pair - PGECx and PGEDx must be used as a matched pair (PGEC2 with PGED2, etc.); mixing pairs from different pairs prevents programming. Also configure configuration words (oscillator, watchdog, PWM pin mapping) correctly, as incorrect oscillator settings can render the device unresponsive until reprogrammed.
合規資訊
RoHS/REACH/lead-free status not present in the verified web data for this record. As a current active Microchip product it is expected to be RoHS compliant; confirm on the official Microchip product page before compliance documentation.
