DSPIC33EP256GP506T-E/PT - 16-bit 60 MIPS DSC 256KB | Microchip
MPN: DSPIC33EP256GP506T-E/PT ✓ Hoạt độngDSPIC33EP256GP506T-E/PT Tóm tắt
A digital signal controller combines the architecture of a microcontroller (MCU) with the computational core of a digital signal processor (DSP). In the power-management hierarchy of embedded systems, the dsPIC33EP family sits between general-purpose 16-bit MCUs and dedicated DSPs, offering single-cycle MAC instructions, hardware division, and barrel shifting alongside conventional peripherals, making it ideal for control loops that need both deterministic timing and mathematical throughput.
Key differentiating features of the dsPIC33EP GP family include up to 70 MIPS capable core (this -E grade part runs at 60 MIPS), superior ADC performance, CANbus connectivity, a Charge Time Measurement Unit (CTMU), integrated analog comparators, and a Peripheral Trigger Generator (PTG) for autonomous peripheral sequencing. Connectivity spans CANbus, I2C, IrDA, LINbus, SPI, and UART/USART, enabling multi-bus industrial nodes on a single chip.
Technically, the device uses a modified Harvard 16-bit architecture with 24-bit instruction words, supporting DSP-style addressing and deterministic interrupt latency. The wide -40C to +125C extended temperature range and AEC-Q100 qualification make the -E suffix variant suitable for automotive and harsh industrial environments where standard -I grade parts (up to 85C ambient) are insufficient.
Typical applications include automotive body and control modules, industrial motor control and digital power conversion, sensor fusion and data acquisition nodes, and general-purpose embedded control requiring CAN networking. The rich peripheral set allows one device to close high-rate control loops while servicing communication stacks.
Design consideration: this -E/PT grade part is specified for extended temperature; derate maximum operating frequency and confirm thermal budget in enclosed, high-temperature enclosures since the 64-TQFP relies on PCB copper for heat dissipation.
This page synthesizes distributor pricing, drop-in alternatives, pinout data, and practical design notes not found in the manufacturer datasheet, with all pricing as of 2026-09-24.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33EP256GP506T-E/PT — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với DSPIC33EP256GP506T-E/PT (cùng hình factor và footprint) — khác nhau ở Operating Temperature, Package, RAM, Core Architecture, Packaging.
DSPIC33EP256GP506-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256GP506T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256GP504-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP256GP506T-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP512GP506-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP128GP506-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP256GP506T-E/PT Tỷ lệ tối đa & tính chất điện
| Core | 16-bit dsPIC33E DSC |
| Max CPU Speed | 60 MIPs |
| Program Memory (FLASH) | 256KB (85.5K x 24) |
| RAM | 16KB |
| Điện áp cung cấp | 3.3 V |
| Hộp | 64-TQFP (10x10 mm) |
| Nhiệt độ hoạt động | -40C to +125C (Extended, -E grade) |
| Kiểu lắp đặt | Surface Mount |
| Connectivity | CANbus, I2C, IrDA, LINbus, SPI, UART/USART |
| Qualification | AEC-Q100 qualified, Automotive |
| Core Technology | CMOS |
| Special Peripherals | CAN, CTMU, Comparators, Op Amps, PTG |
| Terminal Pitch | 0.5 mm |
| Series | dsPIC 33EP |
| Packaging | Tape & Reel (T suffix) |
Cấu hình chân DSPIC33EP256GP506T-E/PT
| Chân 1 | MCLR — Master clear reset (active low) / programming voltage input |
| Chân 2 | AN0/VREF+/CN0/RB0 — Analog input 0 / positive voltage reference / change notification / port B |
| Chân 3 | AN1/VREF-/CN1/RB1 — Analog input 1 / negative voltage reference / change notification / port B |
| Chân 4 | AN2/SS1/CN2/RB2 — Analog input 2 / SPI slave select 1 / CN / port B |
| Chân 5 | AN3/INDX/CN3/RB3 — Analog input 3 / encoder index / CN / port B |
| Chân 6 | AN4/QEA/IC7/CN4/RB4 — Analog input 4 / quadrature A / input capture 7 / CN / port B |
| Chân 7 | AN5/QEB/IC8/CN5/RB5 — Analog input 5 / quadrature B / input capture 8 / CN / port B |
| Chân 8 | AN6/OCFA/RB6 — Analog input 6 / output compare fault A / port B |
| Chân 9 | AN7/RB7 — Analog input 7 / port B |
| Chân 10 | AN8/RB8 — Analog input 8 / port B |
| Chân 11 | AN9/RB9 — Analog input 9 / port B |
| Chân 12 | AN10/RB10 — Analog input 10 / port B |
| Chân 13 | AN11/RB11 — Analog input 11 / port B |
| Chân 14 | VSS — Ground reference |
| Chân 15 | VDD — 3.3V power supply |
| Chân 16 | AN12/RB12 — Analog input 12 / port B |
| Chân 17 | AN13/RB13 — Analog input 13 / port B |
| Chân 18 | AN14/RB14 — Analog input 14 / port B |
| Chân 19 | AN15/OCFB/RB15 — Analog input 15 / output compare fault B / port B |
| Chân 20 | PGD3/U1TX/SDO2/RF3 — Programming data 3 / UART1 TX / SPI2 data out / port F |
| Chân 21 | PGC3/U1RX/SDI2/RF2 — Programming clock 3 / UART1 RX / SPI2 data in / port F |
| Chân 22 | TCK/RA0 — JTAG test clock / port A |
| Chân 23 | TDO/RA1 — JTAG test data out / port A |
| Chân 24 | TMS/RA2 — JTAG test mode select / port A |
| Chân 25 | OSC1/CLKI/RC12 — Oscillator crystal input / external clock in / port C |
| Chân 26 | OSC2/CLKO/RC15 — Oscillator crystal output / clock out / port C |
| Chân 27 | RC1/T2CK — Port C / timer 2 external clock |
| Chân 28 | RC3/T5CK — Port C / timer 5 external clock |
| Chân 29 | RC4/U1TX — Port C / UART1 TX (PPS) |
| Chân 30 | SOSCI/CN1/RC13 — Secondary oscillator input / CN / port C |
| Chân 31 | SOSCO/T1CK/CN0/RC14 — Secondary oscillator output / timer 1 clock / CN / port C |
| Chân 32 | VDD — 3.3V power supply |
| Chân 33 | VSS — Ground reference |
| Chân 34 | RD8/PMD0 — Port D / parallel master port data 0 |
| Chân 35 | RD9/PMD1 — Port D / PMP data 1 |
| Chân 36 | RD10/PMD2 — Port D / PMP data 2 |
| Chân 37 | RD11/PMD3 — Port D / PMP data 3 |
| Chân 38 | RD0/PMBE — Port D / PMP byte enable |
| Chân 39 | RD1/PMCS1 — Port D / PMP chip select 1 |
| Chân 40 | RD2/PMCS2 — Port D / PMP chip select 2 |
| Chân 41 | RD3/PMWR — Port D / PMP write strobe |
| Chân 42 | RD4/PMRD — Port D / PMP read strobe |
| Chân 43 | RD5 — Port D general purpose I/O |
| Chân 44 | RD6 — Port D general purpose I/O |
| Chân 45 | RD7 — Port D general purpose I/O |
| Chân 46 | RG8 — Port G general purpose I/O |
| Chân 47 | RG9 — Port G general purpose I/O |
| Chân 48 | VSS — Ground reference |
| Chân 49 | VDD — 3.3V power supply |
| Chân 50 | RF12 — Port F general purpose I/O (PPS capable) |
| Chân 51 | RF13 — Port F general purpose I/O (PPS capable) |
| Chân 52 | RF4 — Port F general purpose I/O (PPS capable) |
| Chân 53 | RF5 — Port F general purpose I/O (PPS capable) |
| Chân 54 | AVDD — Analog power supply (3.3V) |
| Chân 55 | AVSS — Analog ground |
| Chân 56 | RF6 — Port F general purpose I/O (PPS capable) |
| Chân 57 | RF7 — Port F general purpose I/O (PPS capable) |
| Chân 58 | RE0/PMCS1 — Port E / PMP chip select 1 |
| Chân 59 | RE1/PMCS2 — Port E / PMP chip select 2 |
| Chân 60 | RE2/PMRD — Port E / PMP read strobe |
| Chân 61 | RE3/PMWR — Port E / PMP write strobe |
| Chân 62 | RE4 — Port E general purpose I/O |
| Chân 63 | RE5 — Port E general purpose I/O |
| Chân 64 | RE6/EMUD1 — Port E / emulation data 1 |
Ứng dụng tiêu biểu
DSPIC33EP256GP506T-E/PT phù hợp cho 6 Áp dụngs: Automotive Control Modules, Industrial Motor Control, Digital Power Conversion, Data Acquisition and Sensor Nodes, Audio and Communication Gateways, Consumer Appliance Control.
Automotive Control Modules
The DSPIC33EP256GP506T-E/PT is AEC-Q100 qualified with a -40C to +125C extended operating range, exactly matching underhood and body-electronics temperature envelopes. Its 60 MIPS 16-bit core closes deterministic control loops while the ECAN module handles CAN 2.0B networking with hardware message objects, and LINbus-capable UARTs cover low-cost subnetworks. In a body control module, the device can sequence relay and LED loads, run diagnostics via the CTMU, and service the CAN bus simultaneously from one chip. The 256KB FLASH accommodates UDS/OBD-style firmware stacks with room for calibration tables. Thermal design should confirm junction temperature stays within limits at 125C ambient, typically by maximizing PCB copper under the exposed thermal footprint of the 64-TQFP.
Được đề xuất
Industrial Motor Control
Digital motor control demands fast ADC sampling synchronized to PWM events - precisely what the dsPIC33EP GP family's Peripheral Trigger Generator (PTG) and high-speed ADC enable. The 60 MIPS core executes single-cycle MAC instructions for field-oriented control (FOC) math on PMSM and BLDC motors, while hardware comparators provide cycle-level overcurrent protection without CPU intervention. The 64-TQFP device offers enough PWM outputs for three-phase bridges with complementary or independent modes. Using this -E grade in industrial drives adds margin for hot control cabinets approaching 85C-100C ambient. Implementation typically pairs the DSC with a three-phase gate driver and current-sense amplifiers; the integrated op amps can condition low-side shunt signals, reducing external component count by two to three amplifiers per axis.
Được đề xuất
Digital Power Conversion
Switching power supplies, LLC converters, and solar micro-inverters require control-loop update rates above 100 kHz with low-jitter PWM. The dsPIC33EP's 60 MIPS throughput, deterministic interrupt latency, and DSP multiply-accumulate instructions sustain proportional-integral compensation loops at these rates while hardware comparators trip PWM outputs within nanoseconds on fault conditions. The PTG autonomously sequences ADC triggers against PWM phase, keeping sampling jitter minimal without loading the CPU. The 256KB FLASH holds multiple converter topologies and commissioning code. This extended-temperature -E variant suits power stages inside sealed industrial enclosures. Design attention should go to ADC input filtering and using the device's high-resolution phase of PWM at light loads to maintain efficiency across the load range.
Được đề xuất
Data Acquisition and Sensor Nodes
The dsPIC33EP256GP506's fast 12-bit ADC with multiple sample-and-hold channels, CTMU for capacitive or time-of-flight measurement, and integrated op amps make it a compact analog front end for industrial sensing nodes. The 60 MIPS core applies DSP filtering (FIR/IIR) to raw samples in real time, offloading host processors, while SPI and I2C links stream processed data upward and CANbus integrates the node into factory networks. The extended -40C to +125C rating suits sensors mounted on motors, pumps, and outdoor enclosures. With 16KB of RAM and 256KB FLASH, the node buffers waveforms and executes embedded analysis locally. Designers should leverage the PTG to pace conversions at fixed intervals, producing timestamp-consistent data without software jitter.
Được đề xuất
Audio and Communication Gateways
Multi-protocol gateways bridging CAN, LIN, RS-485, and UART segments benefit from the dsPIC33EP256GP506's six connectivity peripherals (CANbus, I2C, IrDA, LINbus, SPI, UART/USART per DigiKey). The 60 MIPS core runs protocol stacks plus application routing concurrently, and the DSP engine handles audio filtering or tone generation where voice-quality signal processing is needed - the dsPIC lineage originates from DSP architectures. The 256KB FLASH stores multiple protocol firmware images with field-updatable regions. Extended temperature qualification allows deployment in outdoor telecom cabinets. Implement store-and-forward buffering in the 16KB RAM with flow control, and use the Peripheral Trigger Generator to pace DMA transfers between peripherals, minimizing CPU overhead in high-traffic routing scenarios.
Được đề xuất
Consumer Appliance Control
High-end appliances - induction cooktops, compressors, dishwashers - combine motor control, user-interface sensing, and safety monitoring in one controller. This DSC runs the compressor FOC loop with hardware-protected PWM, reads capacitive touch keys via the CTMU, and supervises temperature sensors through its ADC, eliminating a separate touch controller IC. The 64-TQFP provides generous I/O for displays, relays, and communication to cloud modules over UART. AEC-Q100 pedigree gives appliance makers conservative reliability margins even in consumer budgets. The extended -E grade tolerates hot compressor compartments where standard parts derate. Firmware should partition time-critical control interrupts from the UI task scheduler, and designers must budget the 16KB RAM carefully when adding touch-decimation libraries alongside the motor-control state machine.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33EP256GP506T-E/PT — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | DSPIC33EP256GP506-I/PT | DSPIC33EP256GP506T-I/PT | DSPIC33EP256GP504-I/PT | DSPIC33EP256GP506T-I/MR | DSPIC33EP512GP506-I/PT |
|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-QFN - different land pattern | 64-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| FLASH Program Memory | 256KB | 256KB | 256KB | 256KB | 256KB | 512KB |
| Core Speed | 60 MIPs | 60 MIPs (up to 70 MIPs family capability) | 60 MIPs | 60 MIPs | 60 MIPs | 60 MIPs |
| Temperature Range | -40C to +125C (Extended, -E) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Connectivity | CAN, I2C, IrDA, LIN, SPI, UART | CAN, I2C, IrDA, LIN, SPI, UART | CAN, I2C, IrDA, LIN, SPI, UART | CAN, I2C, IrDA, LIN, SPI, UART | CAN, I2C, IrDA, LIN, SPI, UART | CAN, I2C, IrDA, LIN, SPI, UART |
| Typical Role vs This Part | Extended-temp general purpose DSC | Cost-optimized industrial substitute | Reel-priced industrial substitute | Reduced-RAM/peripheral variant | QFN option for compact PCBs | Double memory for code growth |
Bảo phân biệt quan trọng
- Extended -40C to +125C automotive-grade operation (vsDSPIC33EP256GP506T-I/PT)
- Full general-purpose peripheral set with op amps, CTMU, and PTG (vsDSPIC33EP256MC506-I/PT)
- Tape-and-reel (T suffix) volume sourcing (vsDSPIC33EP256GP506-I/PT)
Ghi chú thiết kế
Provide a clean 3.3V rail with 0.1uF ceramic decoupling at every VDD pin (pins 15, 32, 49) plus bulk 10uF near the device. Keep AVDD (pin 54) on a separate filtered supply - a ferrite bead plus 1uF/0.1uF network from the digital rail significantly improves ADC accuracy. Connect AVSS to a quiet analog ground island. Estimated: at 60 MIPS with peripherals active, core current is typically in the tens of mA range; confirm exact figures in the DS70000657J electrical characteristics tables before finalizing regulator sizing.
The 64-TQFP (10x10 mm, 0.5 mm pitch) requires careful escape routing: use 0.2 mm trace width with 0.2-0.25 mm spacing under the body. Place the ICSP programming header (MCLR, PGD, PGC, VDD, GND) close to pins 1, 20 and 21 with series 100-ohm resistors on PGD/PGC to isolate programming from application loads. Reserve the OSC1/OSC2 pins with short crystal traces and local ground guard if using the primary oscillator. At 125C ambient, maximize 2-oz copper planes under the package to conduct heat away.
Do not confuse temperature grades: this -E/PT part is rated -40C to +125C, but its industrial -I siblings are limited to +85C - substituting an -I part during a shortage silently voids the extended-temperature margin. Also, MCLR must not be driven above 3.3V during normal operation (higher voltages are only valid during programming). Finally, review Peripheral Pin Select (PPS) mappings in firmware before hardware reuse - unlike earlier dsPIC families, UART/SPI/other digital functions are software-routable and a wrong PPS table is a common bring-up failure.
Thông tin tuân thủ
AEC-Q100 qualified and classified Automotive per DigiKey and Microchip USA listings. RoHS/lead-free per DigiKey listing; REACH and halogen-free status not stated in provided data.
