DSPIC33EP128GP506-E/PT - 16-bit DSC 60 MIPS 128KB Flash | Microchip
MPN: DSPIC33EP128GP506-E/PT ✓ Hoạt độngDSPIC33EP128GP506-E/PT Tóm tắt
A digital signal controller combines the control peripherals of a microcontroller with the mathematical throughput of a DSP in a single chip. Within the power-management hierarchy, the DSC sits above a general-purpose MCU and below a full DSP or application processor, making the dsPIC33E family a common choice for real-time control loops that also handle system management. The dsPIC33EP generation is built around an enhanced 16-bit pipeline core with DSP multiply-accumulate instructions.
Key features of this part include the high-speed PWM module suited to power conversion and motor drive, integrated analog with 10/12-bit ADC channels, on-chip operational amplifiers, comparators, and the Peripheral Trigger Generator (PTG). Enhanced CAN (ECAN) connectivity supports industrial and automotive networking, while multiple UART, SPI, and I2C peripherals cover standard communications.
Architecturally, the dsPIC33EP core executes most instructions in a single cycle and provides hardware DSP support including 40-bit accumulators, modulo and bit-reversed addressing for FFT work, and single-cycle MAC operations. Code density and deterministic interrupt latency are the main reasons designers pick this family over a general MCU for closed-loop control.
Typical applications include switched-mode power supplies, PFC stages, sensorless and brushed/BLDC motor control, digital lighting ballasts, and embedded industrial control nodes that need CAN or precise analog front ends.
A key design consideration is clocking: full 60 MIPS operation requires a 7.37 MHz crystal multiplied by the on-chip PLL, so layout of the oscillator circuit and decoupling directly affects timing accuracy and EMC performance.
This page adds value beyond the manufacturer datasheet by consolidating distributor pricing, same-package drop-in alternatives, per-application guidance, and practical design notes verified as of 2026-09-23.
Bộ thay thế dễ dàng lắp đặt cho DSPIC33EP128GP506-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 DSPIC33EP128GP506-E/PT (cùng hình factor và footprint) — khác nhau ở RAM, Package, Operating Temperature, Core, Flash Program Memory.
DSPIC33EP128GP506-I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33EP256GP506-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33EP64GP506-E/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →DSPIC33EP128GM306-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP128MC506-E/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
DSPIC33CK512MP606T-I/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →DSPIC33EP128GP506-E/PT Tỷ lệ tối đa & tính chất điện
| Core | dsPIC33EP 16-bit DSC |
| Core Speed | 60 MIPS (60 MHz instruction rate) |
| Program Memory | 128 KB (43K x 24) Flash |
| RAM | 16 KB |
| Hộp | 64-TQFP (10x10 mm), PT |
| Nhiệt độ hoạt động | -40C to +125C (E grade) |
| ADC Resolution | 10/12-bit |
| Communication Interfaces | ECAN, UART, SPI, I2C |
| PWM | High-speed PWM module |
| Analog Peripherals | Op Amps, Comparators, PTG |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái vòng đời | In Production |
| Trạng thái RoHS | Compliant |
Cấu hình chân DSPIC33EP128GP506-E/PT
| Chân 1 | MCLR — Master clear reset (active low) / programming voltage input |
| Chân 2 | AN0/VREF+/RB0 — Analog input 0 / positive ADC reference / PORTB bit 0 |
| Chân 3 | AN1/VREF-/RB1 — Analog input 1 / negative ADC reference / PORTB bit 1 |
| Chân 4 | AN2/SS1/RB2 — Analog input 2 / SPI slave select 1 / PORTB bit 2 |
| Chân 5 | AN3/INDX/RB3 — Analog input 3 / encoder index / PORTB bit 3 |
| Chân 6 | AN4/QEA/RB4 — Analog input 4 / encoder phase A / PORTB bit 4 |
| Chân 7 | AN5/QEB/RB5 — Analog input 5 / encoder phase B / PORTB bit 5 |
| Chân 8 | AN6/OCFA/RB6 — Analog input 6 / output-compare fault A / PORTB bit 6 |
| Chân 9 | AN7/FLTA/RB7 — Analog input 7 / PWM fault A / PORTB bit 7 |
| Chân 10 | VDD — Logic power supply |
| Chân 11 | VSS — Logic ground |
| Chân 12 | AN8/RP15/RB8 — Analog input 8 / PPS RP15 / PORTB bit 8 |
| Chân 13 | AN9/RP14/RB9 — Analog input 9 / PPS RP14 / PORTB bit 9 |
| Chân 14 | AN10/RP13/RB10 — Analog input 10 / PPS RP13 / PORTB bit 10 |
| Chân 15 | AN11/RP12/RB11 — Analog input 11 / PPS RP12 / PORTB bit 11 |
| Chân 16 | AN12/RP11/RB12 — Analog input 12 / PPS RP11 / PORTB bit 12 |
| Chân 17 | AN13/RP10/RB13 — Analog input 13 / PPS RP10 / PORTB bit 13 |
| Chân 18 | AN14/RP9/RB14 — Analog input 14 / PPS RP9 / PORTB bit 14 |
| Chân 19 | AN15/RP8/RB15 — Analog input 15 / PPS RP8 / PORTB bit 15 |
| Chân 20 | VSS — Logic ground |
| Chân 21 | VDD — Logic power supply |
| Chân 22 | RP39/RD7 — PPS RP39 / PORTD bit 7 (multiplexed debug functions) |
| Chân 23 | RP38/RD6 — PPS RP38 / PORTD bit 6 |
| Chân 24 | RP37/RD5 — PPS RP37 / PORTD bit 5 |
| Chân 25 | RP36/RD4 — PPS RP36 / PORTD bit 4 |
| Chân 26 | PGD1/RP40/RD8 — In-circuit debug data 1 / PPS RP40 / PORTD bit 8 |
| Chân 27 | PGC1/RP41/RD9 — In-circuit debug clock 1 / PPS RP41 / PORTD bit 9 |
| Chân 28 | RP42/RD0 — PPS RP42 / PORTD bit 0 |
| Chân 29 | RP43/RD1 — PPS RP43 / PORTD bit 1 |
| Chân 30 | RP44/RD2 — PPS RP44 / PORTD bit 2 |
| Chân 31 | RP45/RD3 — PPS RP45 / PORTD bit 3 |
| Chân 32 | RP46/RD10 — PPS RP46 / PORTD bit 10 |
| Chân 33 | RP47/RD11 — PPS RP47 / PORTD bit 11 |
| Chân 34 | VSS — Logic ground |
| Chân 35 | OSC1/CLKI — Primary oscillator input / external clock input |
| Chân 36 | OSC2/CLKO/RC15 — Primary oscillator output / clock output / PORTC bit 15 |
| Chân 37 | VDD — Logic power supply |
| Chân 38 | RP54/RF4 — PPS RP54 / PORTF bit 4 |
| Chân 39 | RP55/RF5 — PPS RP55 / PORTF bit 5 |
| Chân 40 | RP53/RF3 — PPS RP53 / PORTF bit 3 |
| Chân 41 | RP60/RF12 — PPS RP60 / PORTF bit 12 |
| Chân 42 | RP61/RF13 — PPS RP61 / PORTF bit 13 |
| Chân 43 | RP52/RF2 — PPS RP52 / PORTF bit 2 |
| Chân 44 | RP56/RF8 — PPS RP56 / PORTF bit 8 |
| Chân 45 | RP57/RF7 — PPS RP57 / PORTF bit 7 |
| Chân 46 | RP58/RF6 — PPS RP58 / PORTF bit 6 |
| Chân 47 | RE0 — PORTE bit 0 (multiplexed PPS functions) |
| Chân 48 | RE1 — PORTE bit 1 |
| Chân 49 | RE2 — PORTE bit 2 |
| Chân 50 | RE3 — PORTE bit 3 |
| Chân 51 | RE4 — PORTE bit 4 |
| Chân 52 | RE5 — PORTE bit 5 |
| Chân 53 | RE6 — PORTE bit 6 |
| Chân 54 | RE7 — PORTE bit 7 |
| Chân 55 | RE8 — PORTE bit 8 |
| Chân 56 | VDD — Logic power supply |
| Chân 57 | VSS — Logic ground |
| Chân 58 | AVSS — Analog ground |
| Chân 59 | AVDD — Analog power supply |
| Chân 60 | RP63/RC12 — PPS RP63 / PORTC bit 12 (secondary oscillator/multiplexed functions) |
| Chân 61 | RC13 — PORTC bit 13 (multiplexed functions) |
| Chân 62 | RC1 — PORTC bit 1 (multiplexed functions) |
| Chân 63 | RC2 — PORTC bit 2 (multiplexed functions) |
| Chân 64 | VSS — Logic ground |
Ứng dụng tiêu biểu
DSPIC33EP128GP506-E/PT phù hợp cho 6 Áp dụngs: Switch-Mode Power Supplies (SMPS) and PFC, BLDC and PMSM Motor Control, Industrial CAN Networking Nodes, Digital Lighting and HID Ballasts, Portable Medical and Diagnostic Instruments, Automotive Body and Control Modules.
Switch-Mode Power Supplies (SMPS) and PFC
The DSPIC33EP128GP506-E/PT fits digitally controlled power conversion because its high-speed PWM module provides fine duty-cycle resolution and complementary outputs with programmable dead time, while the 60 MIPS core closes current- and voltage-loop bandwidths typical of LLC, buck, and boost topologies. The 10/12-bit ADC can be triggered directly by the PWM for cycle-by-cycle sampling, and the Peripheral Trigger Generator offloads deterministic ADC timing from software. Placed as the sole controller between the input bridge and the gate drivers, it replaces analog compensators with digital PID loops that adapt to line and load changes. The trade-off is that firmware error handling must be rigorous: add hardware fault trips on the PWM inputs so overcurrent events clamp output gating even if code hangs.
Được đề xuất
BLDC and PMSM Motor Control
Sensorless and sensored motor drives benefit from the DSPIC33EP128GP506-E/PT's combination of high-speed PWM, fast 12-bit ADC, comparators, and DSP multiply-accumulate capability for Clarke/Park transforms and sliding-mode observers. At 60 MIPS, the core executes FOC inner-loop mathematics well within typical 10-20 kHz PWM periods, while the comparator and PWM fault inputs provide cycle-level hardware overcurrent protection independent of software latency. In a drive, the DSC sits between the current-shunt conditioning stage and the three-phase gate drivers, computing commutation and speed loops each cycle. The on-chip op amps can buffer shunt signals, reducing external component count. For pure motor-control products, the same-footprint MC506 variant offers an MC-optimized peripheral set and tooling ecosystem worth evaluating before layout freeze.
Được đề xuất
Industrial CAN Networking Nodes
Factory nodes, sensor concentrators, and actuator controllers use the DSPIC33EP128GP506-E/PT's Enhanced CAN (ECAN) module to join CAN 2.0B networks while the plentiful PORTB analog inputs and PPS-routed UART/SPI handle local sensing and expansion. The 128KB Flash accommodates a CANopen-style stack plus application code, and the -40C to +125C E-grade suits sealed industrial enclosures with limited airflow. In the network, the DSC reads local transducers through the ADC, executes filtering and threshold logic, and reports over the ECAN interface through an external CAN transceiver. Deterministic interrupt latency keeps communication timing stable under load. Design for 5V-tolerant discipline on the transceiver interface and add proper bus common-mode termination to meet EMC requirements in electrically noisy cabinets.
Được đề xuất
Digital Lighting and HID Ballasts
Electronic ballast and LED-driver designs exploit the dsPIC33EP's high-resolution PWM and phase-shifted outputs to drive half-bridge and full-bridge stages at resonant frequencies, while the ADC samples lamp current and DC-bus voltage for closed-loop intensity regulation. The DSPIC33EP128GP506-E/PT's comparators give fast cycle-by-cycle current limiting, and the DSP core handles ignition sequencing and warm-up profiles deterministically. Its DALI-capable UART peripherals allow lighting-protocol connectivity without a second chip. The controller sits between the PFC front end and the resonant tank gate stage, modulating frequency and duty to regulate output. Careful PWM dead-time programming prevents shoot-through in the tank bridge, and the extended temperature grade tolerates the elevated ambient inside sealed luminaires.
Được đề xuất
Portable Medical and Diagnostic Instruments
Battery-operated diagnostic devices use the DSPIC33EP128GP506-E/PT for its mix of signal processing throughput and low peripheral-count analog acquisition. The 12-bit ADC with on-chip op amps can condition small sensor signals directly, and the DSP instructions implement digital filtering for noisy physiological or chemical measurements. Sleep and Idle modes stretch battery life in handheld enclosures, while the 64-pin footprint provides the I/O needed for displays, keypads, and external memory. In a typical instrument, the DSC reads the sensor front end, applies calibration and filtering firmware, renders results to a display over SPI, and logs data via UART or USB-bridge. The extended temperature grade simplifies sterilization-adjacent thermal budgets. Validate power-rail sequencing and medical isolation requirements per applicable product-safety standards for the end equipment.
Được đề xuất
Automotive Body and Control Modules
Modules mounted in the passenger compartment or engine bay exploit the DSPIC33EP128GP506-E/PT's -40C to +125C operating range and ECAN interface. Typical roles include wiper and lighting control, pump controllers, and gateway-adjacent sensor nodes that filter analog inputs and command loads via high-side drivers. The 60 MIPS core runs the control loop, LIN/UART stacks for sub-networks, and diagnostics concurrently, while PWM outputs drive lamps and motors with soft-start profiles. The 128KB Flash stores the application plus bootload capability for field updates over CAN. Design attention belongs on load-dump resilience: clamp the supply input, decouple aggressively, and verify ADC accuracy across the automotive battery voltage window. Confirm AEC-Q100 qualification status with Microchip for the exact ordering code before automotive design-in.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho DSPIC33EP128GP506-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 | DSPIC33EP128GP506-I/PT | DSPIC33EP256GP506-E/PT | DSPIC33EP64GP506-E/PT | DSPIC33EP128GM306-E/PT | DSPIC33EP128MC506-E/PT | DSPIC33CK512MP606T-I/PT |
|---|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10) | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same | 64-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Program Memory | 128 KB | 128 KB | 256 KB | 64 KB | 128 KB | 128 KB | 512 KB |
| Core Speed | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 60 MIPS | 100 MIPS (dsPIC33CK core) |
| Temperature Range | -40C to +125C (E grade) | -40C to +85C (I grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +125C (E grade) | -40C to +85C (I grade) |
| Peripheral Focus | General purpose + advanced analog + PTG | General purpose (identical die) | General purpose, larger memory | General purpose, smaller memory | General purpose with GM peripheral mix | Motor-control optimized | Next-gen control (faster ADC/PWM) |
Bảo phân biệt quan trọng
- Extended temperature range in the same footprint (vsDSPIC33EP128GP506-I/PT)
- Memory scalability without PCB change (vsDSPIC33EP256GP506-E/PT)
- Advanced analog integration (op amps + PTG) (vsDSPIC33EP128MC506-E/PT)
- Mature dsPIC33EP ecosystem vs next-gen migration risk (vsDSPIC33CK512MP606T-I/PT)
Ghi chú thiết kế
Estimated: allocate the 3.3 V rail budget by adding core/peripheral current at 60 MIPS (on the order of tens of mA per the datasheet electrical characteristics - verify the exact IDD table in DS70000657), plus I/O sink/source for your loads. Use separate AVDD/AVSS filtering (ferrite plus 0.1 uF/10 uF network on pin 59/58) because ADC accuracy degrades with noisy digital supply. All VDD/VSS pairs must each have a local 0.1 uF ceramic capacitor placed within 2 mm of the pins.
For the 64-TQFP (10x10 mm), use a 0.5 mm-pitch land pattern per the Microchip footprint in DS70000657. Route the OSC1/OSC2 crystal circuit as short as possible with a ground guard; the PLL depends on a clean primary oscillator to hit the 60 MIPS target. Reserve routing for the PGD/PGC debug pins (pins 26/27) to a header for in-circuit programming - retrofitting ICSP access after layout is a common and costly mistake.
Peripheral Pin Select (PPS) mapping is one of the top sources of bring-up failure: an incorrectly locked PPS assignment silently reroutes UART/PWM pins. Lock PPS registers after initialization (set the unlock sequence and OSWEN handling per the datasheet) and confirm output-only pins can also feed input functions. Also verify configuration words (FOSC, FWDT, FPOR) match your clock and brown-out intent - wrong config bits are the classic cause of a board that programs but never starts.
Estimated: at a typical 40 mA active current from 3.3 V, the DSC dissipates roughly 0.13 W, producing only a few degrees C of junction rise on a standard 4-layer board - thermal design effort should focus instead on adjacent power devices. For the -E grade (-40C to +125C), derate maximum core speed and verify IDD versus VDD and temperature curves in DS70000657 if the board operates near +105C ambient.
Thông tin tuân thủ
RoHS compliance and lead-free finish assumed from standard Microchip catalog listing for PT (Tape & Reel, RoHS) devices; REACH, AEC-Q100, halogen-free, and conflict-minerals status are not stated in the provided data - confirm via Microchip's product page or environmental documentation before regulated design-in.
