DSPIC33EP512GP504T-I/PT - 16-bit DSC 512KB Flash 70MIPS | Microchip
MPN： DSPIC33EP512GP504T-I/PT ✓ 啟用中DSPIC33EP512GP504T-I/PT 概覽
A digital signal controller combines the computational architecture of a digital signal processor with the peripheral integration and ease of use of a microcontroller. In the system hierarchy, DSCs sit between general-purpose microcontrollers and dedicated DSP chips, offering single-cycle MAC instructions and DSP engine support alongside standard MCU peripherals such as UART, SPI, I2C, and CAN. The dsPIC33EP family is Microchip's high-performance 16-bit DSC generation built around an enhanced dsPIC33E core.
Key features of this device include the 70 MIPS dsPIC33E core with DSP instruction extensions, integrated CAN 2.0B module for industrial networking, on-chip operational amplifiers and comparators that reduce external component count in analog signal chains, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. The T suffix denotes tape-and-reel packaging, and the I suffix indicates the industrial temperature rating.
Technically, the enhanced flash architecture supports self-programming and the device integrates a high-performance ADC with multiple sample-and-hold circuits suitable for precision motor control and power conversion feedback loops. The CTMU (Charge Time Measurement Unit) enables capacitive touch and time-based measurements.
Typical applications include motor control drives, digital power supplies, industrial automation nodes using CAN, sensor fusion and conditioning systems leveraging the on-chip op amps, and general-purpose embedded control requiring DSP-level math throughput.
When designing with this device, plan the 3.3V power rail decoupling carefully and reserve the Peripheral Pin Select (PPS) mapping early, since pin functions are software-assigned.
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 DSPIC33EP512GP504T-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： DSPIC33EP512GP504T-I/PT （相同外形與佔位） — 差異在於 Package, Operating Temperature, Core Architecture, Packaging, Series.
DSPIC33EP512GP504-I/PT
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DSPIC33EP512GP504T-E/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP512GP504-E/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP512GP504T-H/PT
✅ 直接替換📋 參考替代品（不在目錄中）
DSPIC33EP256MC504-I/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP32GP504T-I/PT
✅ 直接替換聯絡詢價
查看資料表 →DSPIC33EP512GP504T-I/PT 最大額定值與電氣特性
| Core | dsPIC33E 16-bit |
| Max CPU Speed | 70 MIPS (60 MHz clock source) |
| Program Memory Size | 512 KB (170K x 24) Flash |
| RAM Size | 48 KB |
| 供應電壓 | 3.3 V |
| 封裝 | 44-TQFP (10x10 mm) |
| 腳位數 | 44 |
| Terminal Pitch | 0.80 mm |
| JESD-30 Code | S-PQFP-G44 |
| Temperature Grade | I (Industrial, -40C to +85C) |
| CAN Module | Yes (CAN 2.0B) |
| On-chip Op Amps | Yes |
| Comparators | Yes |
| Peripheral Trigger Generator (PTG) | Yes |
| Packaging | Tape & Reel (T suffix) |
| 安裝類型 | Surface Mount |
| Series | dsPIC33EP (dsPIC33 33EP GP) |
DSPIC33EP512GP504T-I/PT 44-tqfp (10x10 mm) 腳位配置指南
DSPIC33EP512GP504T-I/PT（44-tqfp (10x10 mm) 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： DSPIC33EP512GP504T-I/PT.
請參閱 資料表 以查看完整腳位配置。
典型應用
DSPIC33EP512GP504T-I/PT 適用於 6 應用s: Industrial Motor Control, CAN Networking Industrial Nodes, Digital Power Conversion, Analog Sensor Conditioning and Acquisition, Embedded DSP Signal Processing, General-Purpose Industrial Embedded Control.
Industrial Motor Control
The DSPIC33EP512GP504T-I/PT fits motor control because its 70 MIPS dsPIC33E core executes field-oriented control (FOC) loops with single-cycle MAC and DSP divide instructions, while the on-chip op amps and comparators condition current-shunt feedback without external amplifier ICs. In a typical PMSM or BLDC drive, the device runs the control loop at 10-20 kHz, samples phase currents through its high-speed ADC, and drives a gate-driver stage via PWM outputs with dead-time control. The integrated CAN 2.0B module links the drive to industrial fieldbus networks. The Peripheral Trigger Generator (PTG) can sequence ADC sampling and PWM updates autonomously, offloading the CPU. For designs needing the advanced high-speed PWM module with finer resolution, Microchip's MC-series variant DSPIC33EP256MC504-I/PT shares the same 44-TQFP footprint. The 512KB Flash accommodates full FOC plus communication stacks, and the industrial temperature rating (-40C to +85C) suits factory-floor environments.
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CAN Networking Industrial Nodes
The integrated CAN 2.0B module with up to 1 Mbps operation makes the DSPIC33EP512GP504T-I/PT a strong fit for industrial CAN nodes such as sensor aggregators, actuators, and automation controllers. The 70 MIPS core handles CAN message processing alongside application logic without a dedicated communication co-processor, and the 512KB Flash holds protocol stacks (CANopen, J1939) plus application firmware with ample margin. The 48KB RAM buffers message queues and processing state. Because the GP504 also integrates op amps, comparators, and a high-performance ADC, a single chip can digitize analog sensor inputs, filter them with DSP instructions, and publish results on the CAN bus - reducing BOM count versus an MCU-plus-external-ADC architecture. The 44-TQFP (10x10 mm) package provides enough I/O for multiple UART/SPI/I2C links in addition to CAN. The industrial temperature grade supports unconditioned factory and vehicle environments, and Peripheral Pin Select lets designers route peripherals to optimal pins.
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Digital Power Conversion
In digital power supplies - LLC converters, PFC stages, and DC-DC modules - the DSPIC33EP512GP504T-I/PT provides the deterministic control timing needed for kHz-to-hundreds-of-kHz switching loops. The 70 MIPS core executes proportional-integral control laws with single-cycle MAC throughput, and the fast ADC paired with the PTG triggers conversions synchronized to PWM events, minimizing control-loop latency. On-chip comparators support hardware-based cycle-by-cycle overcurrent protection that reacts faster than any software interrupt. The 512KB Flash stores multiple firmware profiles and housekeeping code, and 48KB RAM supports state logging. The 3.3V supply simplifies interface with low-voltage control circuitry, while the industrial temperature rating covers power-supply internal ambient conditions. Designers should reserve the highest-speed PWM-capable pins via Peripheral Pin Select early in layout. For finer PWM resolution at high switching frequencies, consider the same-footprint MC-series DSPIC33EP256MC504-I/PT as a hardware alternative.
推薦
Analog Sensor Conditioning and Acquisition
The DSPIC33EP512GP504T-I/PT integrates operational amplifiers and comparators directly on-chip, allowing it to amplify and threshold small sensor signals - strain gauges, thermistors, pressure bridges, current shunts - without external amplifier ICs. The on-chip high-performance ADC digitizes the conditioned signals, and the 70 MIPS DSP engine applies FIR/IIR filtering in real time using hardware MAC instructions. The CTMU (Charge Time Measurement Unit) adds capacitive and time-domain measurement capability. With 512KB Flash, the device can store calibration tables, compensation curves, and even multiple sensor profiles, while the 48KB RAM buffers data for burst analysis or local statistics. The Peripheral Trigger Generator automates the sample-process-transmit pipeline, freeing CPU cycles. Industrial temperature rating (-40C to +85C) suits outdoor and factory sensor deployments. The 44-pin TQFP provides adequate I/O for SPI/I2C links to host systems, and CAN enables direct integration into industrial networks.
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Embedded DSP Signal Processing
Applications that need real-time DSP math but not a full DSP processor - audio preprocessing, vibration monitoring, ultrasonic ranging, power-quality metering - are served well by the DSPIC33EP512GP504T-I/PT. Its 16-bit dsPIC33E core executes single-cycle MAC operations and supports DSP addressing modes, delivering effective signal throughput at 70 MIPS while retaining general-purpose microcontroller peripherals. The 512KB (170K x 24) instruction-word Flash accommodates substantial coefficient tables and algorithm code, and the 48KB RAM supports block-based processing (FFT frames, filter histories). Unlike a standalone DSP, no external ADC, memory, or host MCU is required: op amps condition inputs, the ADC samples them, and the DSP engine processes them on one chip at 3.3V. The PTG orchestrates deterministic sampling sequences. For products where the same PCB later needs more memory, the pin-compatible DSPIC33EP512GP504T-E/PT and GP-family siblings enable reuse of the 44-TQFP footprint.
推薦
General-Purpose Industrial Embedded Control
For general embedded control in industrial equipment - HVAC controllers, pump management, lighting control, test fixtures - the DSPIC33EP512GP504T-I/PT offers a balanced combination of computing headroom, memory, and peripheral integration. The 70 MIPS core outperforms typical 8-bit and mid-range 16-bit MCUs by a wide margin, so state machines, communication stacks, and control logic coexist comfortably in the 512KB Flash. Multiple UART, SPI, and I2C interfaces plus CAN cover the connectivity needs of industrial subsystems, and Peripheral Pin Select lets the board designer place connectors optimally rather than route traces to fixed-function pins. The 44-TQFP 10x10 mm package is hand- and reflow-solderable and provides a 0.80 mm pitch that is straightforward for two-layer boards. On-chip comparators implement hardware fault detection, and the industrial temperature grade (-40C to +85C) plus tape-and-reel packaging support automated production lines.
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推薦產品摘要
工程參考資料，適用於 DSPIC33EP512GP504T-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 | DSPIC33EP512GP504-I/PT | DSPIC33EP512GP504T-E/PT | DSPIC33EP512GP504T-H/PT | DSPIC33EP256MC504-I/PT | DSPIC33EP32GP504T-I/PT |
|---|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Flash | 512 KB (170K x 24) | 512 KB | 512 KB | 512 KB | 256 KB | 32 KB |
| Core Speed | 70 MIPS | 70 MIPS | 70 MIPS | 70 MIPS core, 60 MHz clock source | 70 MIPS | 70 MIPS |
| Temperature Grade | I (-40C to +85C) | I (-40C to +85C) | E (extended) | H grade | I (-40C to +85C) | I (-40C to +85C) |
| Peripheral Family | GP (op amps, comparators, PTG, CAN) | GP - identical | GP - identical | GP - identical | MC - motor-control PWM, no GP op amps | GP - identical peripherals |
| Packaging | Tape & Reel (T) | Tube/Tray | Tape & Reel (T) | Tape & Reel (T) | Tube/Tray | Tape & Reel (T) |
主要差異化特點
- Maximum memory in the 44-pin GP family (對比DSPIC33EP32GP504T-I/PT)
- General-purpose analog integration (對比DSPIC33EP256MC504-I/PT)
- Extended-temperature pin-compatible upgrade path (對比DSPIC33EP512GP504T-E/PT)
設計說明
Place a 0.1uF ceramic decoupling capacitor at each VDD/VSS pin pair as close to the package as possible, plus at least one bulk 4.7uF-10uF capacitor near the 3.3V regulator output. The 44-TQFP center region of the 10x10 mm footprint should be used for via fan-out. Since dsPIC33EP supports Peripheral Pin Select (PPS), finalize the PPS mapping before routing so analog-capable pins (ANx, op-amp inputs) are preserved for their dedicated functions and not consumed by remappable digital peripherals.
Verify the Flash ceiling before choosing the 32KB or 256KB same-footprint variants as cost-downs: code compiled for the 512KB GP504 will not link on DSPIC33EP32GP504T-I/PT or DSPIC33EP256MC504-I/PT without trimming. Also note the MC-series parts swap the GP peripheral set (op amps, PTG) for motor-control PWM, so a BOM substitution is not transparent. Confirm the temperature suffix (I, E, H) against your worst-case ambient before approving alternates.
The device runs from a single 3.3V rail; sequence VDD rise monotonically and hold MCLR low via an RC (typically 10k/0.1uF) or supervisor until VDD is stable. Keep AVDD on a filtered supply (ferrite bead plus 0.1uF and 1uF caps) when using the on-chip ADC and op amps for analog accuracy. Estimated: at 70 MIPS, core current is on the order of tens of mA - size the 3.3V regulator with margin for I/O loading.
For CAN and analog-mixed designs, partition the board: keep the CAN transceiver (e.g., MCP2551) and its termination away from the op-amp input traces on the dsPIC33EP side. Route the ADC reference and analog ground as a quiet island under the TQFP. Use the datasheet family reference manual section on PPS to lock remappable pin assignments and document them in the schematic to prevent conflicts during firmware changes.
合規資訊
Microchip current-production surface-mount devices of the dsPIC33EP generation are RoHS-compliant and lead-free per the manufacturer product page; REACH, halogen-free, and conflict-minerals status should be confirmed on Microchip's compliance portal for the specific purchase lot.