DSPIC33EP128MU504-H/PT - 16-bit DSC, 128KB Flash, USB, CAN | Microchip
MPN: DSPIC33EP128MU504-H/PT ✓ فعالDSPIC33EP128MU504-H/PT جائزہ
A digital signal controller is a hybrid device that merges the computational throughput and math acceleration of a digital signal processor with the peripherals, interrupt structure and ease of use of a microcontroller. Within the power-management hierarchy of embedded systems, a DSC sits between general-purpose MCUs and application-specific DSPs, providing deterministic real-time control plus signal-processing capability in a single chip.
Key features include USB 2.0 full-speed device and On-The-Go (OTG) support, a CAN 2.0B module, a 12-bit ADC with up to 500 ksps throughput, three integrated operational amplifiers, and multiple Motor Control and Captured Compare PWM (MCCP/SCCP) modules. Quadrature Encoder Interface (QEI) and Programmable Timing Generator (PTG) blocks offload timing-critical tasks from the CPU.
The dsPIC33EP architecture executes most instructions in a single cycle, with a 16-bit modified Harvard bus, DSP multiply-accumulate (MAC) instructions, and hardware division support, making closed-loop control algorithms efficient and deterministic.
Typical applications include digital power supplies and power factor correction, brushless DC and PMSM motor control with sensorless FOC, USB-connected instrumentation and industrial sensors, and CAN-based automotive or industrial networking nodes. The extended -40C to +150C temperature rating suits underhood and high-heat industrial environments.
Design consideration: the maximum core supply is 3.6V; ensure the 3.3V rail is well regulated and decouple VDD/VDDCORE with low-ESR ceramics per the manufacturer datasheet.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل DSPIC33EP128MU504-H/PT — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں DSPIC33EP128MU504-H/PT (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Operating Temperature, Packaging, Core Architecture, Flash Program Memory.
DSPIC33EP128MU504-E/PT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
DSPIC33EP128MU504-I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
DSPIC33EP256MU504-I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
DSPIC33EP64MU504-I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
DSPIC33EP128MU204T-I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →DSPIC33EP128MC504-I/PT
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
DSPIC33EP128MU504-H/PT زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Processor | dsPIC33E 16-bit DSC |
| Core Size | 16-bit |
| Maximum Speed | 70 MIPS |
| Flash Program Memory | 128 KB |
| RAM | 16 KB |
| EEPROM / Data Flash | 1 KB |
| Connectivity | USB OTG, CAN 2.0B, UART, SPI, I2C |
| ADC Resolution | 12-bit |
| Integrated Op-Amps | 3 |
| PWM Modules | MCCP / SCCP (Motor Control PWM) |
| QEI (Quadrature Encoder Interface) | Yes |
| PTG (Programmable Timing Generator) | Yes |
| سپلائی وولٹیج | 3.0 V to 3.6 V |
| آپریٹنگ درجہ حرارت | -40C to +150C |
| پیکیج | 44-pin TQFP (PT) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| Packaging | Tray |
DSPIC33EP128MU504-H/PT 44-pin tqfp (pt) پن کنفیگریشن گائیڈ
DSPIC33EP128MU504-H/PT (44-pin tqfp (pt) پیکیج) کے لیے پن کنفیگریشن۔ اس ڈیجیٹل IC میں GPIO، کمیونیکیشن انٹرفیس (UART، SPI، I2C) اور پاور پنز شامل ہیں۔ متبادل پن فنکشنز اور کنفیگریشن آپشنز کے لیے مینوفیکچرر کے ڈیٹا شیٹ سے رجوع کریں۔ ایمبیڈڈ سسٹم ڈیزائن اور PCB لے آؤٹ کے لیے ضروری۔
کے لیے تفصیلی پن آؤٹ ڈیٹا دستیاب نہیں DSPIC33EP128MU504-H/PT.
رجوع کریں ڈیٹا شیٹ مکمل پن کنفیگریشن کے لیے۔
عام استعمالات
DSPIC33EP128MU504-H/PT کے لیے موزوں ہے 6 ایپلیکیشنs: Digital Power Supplies and PFC, Brushless DC / PMSM Motor Control, USB-Connected Instrumentation and Data Loggers, CAN Networking Nodes for Industrial and Automotive Systems, Embedded Industrial Sensing and IoT Gateways, High-Temperature (150C) Embedded Control.
Digital Power Supplies and PFC
The DSPIC33EP128MU504-H/PT is well suited to digitally controlled AC-DC and DC-DC converters because its 70 MIPS core closes current loops at 100-500 kHz switching frequencies with single-cycle MAC instructions for PID and compensator math. The 12-bit ADC samples voltages and currents with sub-microsecond latency, while MCCP/SCCP PWM modules generate complementary outputs with dead-time insertion in hardware, offloading the CPU. The three integrated op-amps buffer current-shunt signals without an external analog front end, reducing BOM cost. Its +150C rating allows placement near hot power stages. Trade-off: unlike dedicated digital-power ICs, firmware development effort is higher, but the dsPIC33EP offers full control-loop flexibility and Microchip's Digital Compensator libraries accelerate the work.
تجویز کردہ
Brushless DC / PMSM Motor Control
Sensorless FOC for BLDC and PMSM motors is a flagship use of the dsPIC33EP 'MU' family. The 70 MIPS core executes Clarke/Park transforms and PI current loops at 10-20 kHz PWM frequencies, while hardware QEI interfaces encoders for servo-class positioning. The 12-bit ADC is synchronized to the PWM period for low-noise phase-current sampling, and the three on-chip op-amps amplify shunt signals directly. MCCP modules produce three-phase complementary drive with hardware dead time, eliminating CPU jitter. With USB and CAN on-chip, the same controller doubles as a fieldbus node for industrial drives. For pure motor-control designs without USB, DSPIC33EP128MC504-I/PT offers the same capability set minus USB at lower cost.
تجویز کردہ
USB-Connected Instrumentation and Data Loggers
The integrated USB 2.0 full-speed device/OTG module makes this DSC a compact front end for bench instruments, sensors and loggers that plug into a PC without a separate USB interface chip. Analog signals route through the three op-amps and the 12-bit ADC at up to 500 ksps; the 70 MIPS core applies DSP filtering (IIR/FIR) before streaming data over USB CDC/HID classes supported by Microchip's Harmony stack. The 1KB data flash stores calibration constants across power cycles. With the -H grade rated to +150C, the same design works in high-temperature enclosures. Trade-off: 12 Mbps full-speed caps streaming bandwidth, so for high-rate acquisition, buffer on-chip in the 16KB RAM and batch-transfer blocks.
تجویز کردہ
CAN Networking Nodes for Industrial and Automotive Systems
The on-chip CAN 2.0B controller with hardware message buffers lets the DSPIC33EP128MU504-H/PT serve as a smart node on industrial fieldbus or vehicle networks. Combined with the 70 MIPS core, nodes can run local control loops (using MCCP PWM and the 12-bit ADC) while handling J1939- or CANopen-style communication stacks stored in 128KB flash. The -H temperature rating of -40C to +150C covers underhood and engine-compartment zones that defeat consumer-grade MCUs. QEI supports encoder-based local sensing such as throttle-position or actuator feedback. For designs needing dual CAN buses, the dsPIC33EP128GM304T-I/PT is the recommended same-family upgrade.
تجویز کردہ
Embedded Industrial Sensing and IoT Gateways
Systems that aggregate multiple sensors and report over wired networks fit this part well: UART, SPI, I2C, USB and CAN run concurrently, driven by Peripheral Pin Select (PPS) routing for flexible board layout. The PTG (Programmable Timing Generator) sequences ADC sampling and I/O events autonomously, keeping timing deterministic while the CPU handles protocol stacks. The 1KB data flash stores calibration and device-identity data without an external EEPROM. The 3.0V to 3.6V single-supply operation simplifies 3.3V power trees. Against a generic 32-bit MCU, this part wins where hard real-time control and analog integration matter; where heavy RTOS and graphics are needed, a Cortex-M class device is the better fit.
تجویز کردہ
High-Temperature (150C) Embedded Control
The -H suffix qualifies operation from -40C to +150C, placing this part among a limited set of commodity-price controllers usable in underhood electronics, down-hole tools, industrial ovens and aerospace ground equipment. At these temperatures, external electrolytic capacitors and discrete op-amps are reliability bottlenecks, so integrating the three op-amps, the 12-bit ADC and the PWM engine on-die meaningfully improves system mean time between failures. Design caution: flash write endurance and data retention derate near +150C, so minimize in-application flash and data-flash writes and consult the manufacturer datasheet derating tables; prefer external serial EEPROM rated for high temperature when frequent parameter logging is required.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا DSPIC33EP128MU504-H/PT — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
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متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | DSPIC33EP128MU504-E/PT | DSPIC33EP256MU504-I/PT | DSPIC33EP128MC504-I/PT |
|---|---|---|---|---|
| Package | 44-pin TQFP (PT) | 44-pin TQFP (PT) - same | 44-pin TQFP (PT) - same | 44-pin TQFP (PT) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Speed | dsPIC33E 16-bit, 70 MIPS | dsPIC33E 16-bit, 70 MIPS | dsPIC33E 16-bit, 70 MIPS | dsPIC33E 16-bit, 70 MIPS |
| Flash | 128 KB | 128 KB | 256 KB | 128 KB |
| RAM | 16 KB | 16 KB | 16 KB | 16 KB |
| USB | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | No USB |
| CAN 2.0B | Yes | Yes | Yes | Yes |
| Operating Temperature | -40C to +150C (-H) | -40C to +125C | -40C to +85C | -40C to +85C |
اہم امتیازی خصوصیات
- Extended +150C temperature rating (بمقابلہDSPIC33EP128MU504-E/PT)
- USB OTG plus CAN on one 44-pin chip (بمقابلہDSPIC33EP128MC504-I/PT)
- Migration headroom in the same footprint (بمقابلہDSPIC33EP256MU504-I/PT)
ڈیزائن نوٹس
The dsPIC33EP128MU504-H/PT runs from a single 3.0V to 3.6V supply with an internal 1.8V core regulator on VDDCORE. Decouple VDD, VDDCORE and AVDD each with 0.1uF ceramic capacitors placed within 2 mm of the pins, plus one 4.7uF-10uF bulk capacitor per supply domain. Estimated: at 70 MIPS the core current is typically in the tens of mA range, so a 3.3V/100mA rail headroom is sufficient, but size the regulator for I/O transient current if driving LEDs or MOSFET drivers from GPIOs.
For USB full-speed compliance, the USB D+/D- pair must be routed as a 90-ohm matched-length differential pair with series resistors per the manufacturer datasheet reference design, and the 48 MHz USB clock derived from a crystal-driven PLL - do not substitute the internal FRC oscillator for USB applications. For CAN, place the transceiver within 2 cm of the CANx pins and keep the TXD/RXD traces short to limit ringing. Separate the analog ground region under AVDD/AVSS from PWM switch-node noise using a solid ground plane.
Three frequent mistakes with this family: (1) forgetting to enable the internal regulator configuration bit, causing brown-out at high MIPS; (2) attempting USB clocking from the internal FRC instead of a crystal with PLL, which fails USB enumeration jitter requirements; (3) ignoring Peripheral Pin Select (PPS) mapping - UART/SPI/I2C pins must be assigned in software at boot or the peripherals stay disconnected. Also note flash/data-flash write endurance derates near the +150C maximum, so minimize in-application writes in high-temperature designs.
The 44-pin TQFP (PT) dissipates little power in typical DSC operation, but at +150C ambient the junction margin is tight. Estimated: with typical core plus I/O dissipation under 250 mW and theta_JA on the order of 50 C/W for TQFP-44 on a standard 4-layer board, junction rise is roughly 12 C, leaving adequate margin at +150C ambient. Avoid routing high-current traces directly under the die and add thermal vias to ground plane if GPIO loads exceed datasheet sink/source recommendations.
تعمیل کی معلومات
RoHS/REACH status not stated in the provided distributor snippets; verify on the Microchip product page before procurement. -H temperature grade applies to device qualification, not AEC-Q100 automotive certification.
