DSPIC33FJ12MC202T-E/SO - 16-bit DSC, 12KB Flash, 28-SOIC | Microchip
MPN: DSPIC33FJ12MC202T-E/SO ✓ فعالDSPIC33FJ12MC202T-E/SO جائزہ
What is a Digital Signal Controller? A Digital Signal Controller (DSC) is a hybrid device that combines the deterministic interrupt response of a microcontroller (MCU) with the computational throughput of a Digital Signal Processor (DSP). The DSC taxonomy flows as: microcontroller < digital signal controller < dsPIC33F family < 16-bit MCU < semiconductor. DSCs are widely used in applications that require single-cycle MAC (multiply-accumulate) operations, hardware PWMs, and fast ADC sampling - exactly what motor control, power conversion, and switch-mode power supplies demand.
Key features include a 16-bit data path with single-cycle 40 MIPS throughput, an integrated Motor Control PWM module with up to 6 PWM outputs, a 10-bit ADC capable of up to 1.1 Msps, and the nanoWatt power management suite for sleep currents down to the microamp range. The device is qualified to AEC-Q100 standards, making it suitable for under-hood automotive motor control systems including HVAC blowers, fuel pumps, water pumps, and seat-position actuators.
The architecture combines a modified Harvard bus with a single-cycle MAC unit that executes 40 million DSP operations per second, paired with dual-port SRAM and tightly-coupled peripherals. The 28-SOIC footprint exposes three PWM channels, an I2C/SPI/UART set, and a 6-channel 10-bit ADC, allowing designers to build compact BLDC, PMSM, or sensored/stepper motor inverters.
Typical applications include brushless DC (BLDC) motor drives, permanent-magnet synchronous motor (PMSM) sensorless control, switched-mode power supplies (SMPS) and uninterruptible power supplies (UPS), HVAC fan control, and small appliance motor inverters. The AEC-Q100 qualification, extended temperature grade, and rich PWM peripheral set make it especially attractive for automotive body electronics and white-goods variable-frequency drives.
When designing with the DSPIC33FJ12MC202T-E/SO, ensure the PWM fault input and current-sense ADC channels are prioritized in firmware; the PWM module can trigger the ADC for sub-microsecond current-loop sampling. Use the device's nanoWatt sleep mode to drop quiescent current to a few microamps between motor commands.
This page synthesizes distributor pricing, AEC-Q100 qualified drops-in alternatives, and hands-on motor-control design notes not bundled in the manufacturer datasheet, giving engineers a faster path to a production-ready BLDC or PMSM design.
کے لیے ڈراپ اِن متبادل DSPIC33FJ12MC202T-E/SO — 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 DSPIC33FJ12MC202T-E/SO (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Core Architecture, Operating Temperature, Package, Program Memory (Flash), ADC.
DSPIC33FJ12MC202-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →DSPIC33FJ12MC202T-I/SO
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
DSPIC33FJ12MC202T-E/SO زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | dsPIC33F 16-bit DSC (modified Harvard) |
| CPU Speed | 40 MIPS (40 MHz) |
| Instruction Set | 16-bit data path, 24-bit instructions |
| Program Memory (Flash) | 12 KB (12K x 8) |
| Data Memory (SRAM) | 1024 bytes |
| Operating Voltage | 3.0 V to 3.6 V |
| آپریٹنگ درجہ حرارت | -40C to +125C (automotive Grade 1, "E") |
| Package / Pin Count | 28-pin SOIC (SO) |
| ADC | 10-bit, 1.1 Msps, 6 channels |
| PWM Channels | 6 outputs (Motor Control PWM) |
| Communication Peripherals | I2C, SPI, UART (1 each) |
| Timers | 16-bit x 3, 32-bit x 1 (typical) |
| DMA | 8 channels |
| Qualification | AEC-Q100 Grade 1 |
| RoHS اسٹیٹس | ROHS3 Compliant |
| ماؤنٹنگ ٹائپ | Surface Mount (SOIC-28-300mil) |
| Packaging | Tape & Reel (TR), suffix "T" |
DSPIC33FJ12MC202T-E/SO پن کنفیگریشن
| پن 1 | SDA/RXD/PGEC3 — I2C data / UART RX / ICSP clock alternate |
| پن 2 | SCL/TXD/PGED3 — I2C clock / UART TX / ICSP data alternate |
| پن 3 | RP0/CN4/RB0 — Remappable I/O / change notification / port B |
| پن 4 | RP1/CN5/RB1 — Remappable I/O / change notification / port B |
| پن 5 | RP2/CN6/RB2 — Remappable I/O / change notification / port B |
| پن 6 | RP3/CN7/RB3 — Remappable I/O / change notification / port B |
| پن 7 | VDD — Core and IO supply (3.3V nominal) |
| پن 8 | RP4/CN8/RB4 — Remappable I/O / change notification / port B |
| پن 9 | RP5/CN9/RB5 — Remappable I/O / change notification / port B |
| پن 10 | PGEC1 — ICSP programming clock |
| پن 11 | PGED1 — ICSP programming data |
| پن 12 | RP6/CN10/RB6 — Remappable I/O / change notification / port B |
| پن 13 | RP7/CN11/RB7 — Remappable I/O / change notification / port B |
| پن 14 | RP8/CN12/RB8 — Remappable I/O / change notification / port B |
| پن 15 | RP9/CN13/RB9 — Remappable I/O / change notification / port B |
| پن 16 | RP10/CN14/RB10 — Remappable I/O / change notification / port B |
| پن 17 | RP11/CN15/RB11 — Remappable I/O / change notification / port B |
| پن 18 | RP12/CN16/RB12 — Remappable I/O / change notification / port B |
| پن 19 | RP13/CN17/RB13 — Remappable I/O / change notification / port B |
| پن 20 | RP14/CN18/RB14 — Remappable I/O / change notification / port B |
| پن 21 | VSS — Digital ground |
| پن 22 | RP15/CN19/RB15 — Remappable I/O / change notification / port B |
| پن 23 | AN0/RP16/RB16 — Analog input 0 / remappable I/O |
| پن 24 | AN1/RP17/RB17 — Analog input 1 / remappable I/O |
| پن 25 | AN2/RP18/RB18 — Analog input 2 / remappable I/O |
| پن 26 | AN3/RP19/RB19 — Analog input 3 / remappable I/O |
| پن 27 | PWM1H — PWM 1 high-side output |
| پن 28 | PWM1L — PWM 1 low-side output |
عام استعمالات
DSPIC33FJ12MC202T-E/SO کے لیے موزوں ہے 7 ایپلیکیشنs: Brushless DC (BLDC) Motor Control, Permanent Magnet Synchronous Motor (PMSM) FOC Drives, Switched-Mode Power Supplies (SMPS) and Power Conversion, Automotive HVAC Blower and Fan Control, White-Goods Variable-Frequency Drives (VFDs), Industrial Pumps and Small Servo Drives, Uninterruptible Power Supplies (UPS) and Inverters.
Brushless DC (BLDC) Motor Control
The DSPIC33FJ12MC202T-E/SO's 40 MIPS DSP core and dedicated Motor Control PWM module make it ideal for sensorless or sensored BLDC drives. The single-cycle 16x16 MAC engine executes trapezoidal or sinusoidal commutation in microseconds, while 6 PWM outputs with programmable dead-time handle 3-phase inverter switching above 20 kHz. The hardware-triggered 10-bit ADC at 1.1 Msps samples phase currents synchronously with the PWM, enabling tight current-loop bandwidth.
تجویز کردہ
Permanent Magnet Synchronous Motor (PMSM) FOC Drives
The DSPIC33FJ12MC202T-E/SO executes Park/Clarke transforms and PID loops for sensorless or encoder-based PMSM field-oriented control. With 12 KB Flash holding the FOC state machine plus speed/current PI controllers, plus 1024 bytes SRAM for the Clarke transform scratchpad, the device meets 10 kHz current-loop rates comfortably. AEC-Q100 Grade 1 qualification lets designers deploy PMSM drives in automotive HVAC compressors and e-pumps without re-qualifying the MCU.
تجویز کردہ
Switched-Mode Power Supplies (SMPS) and Power Conversion
The DSPIC33FJ12MC202T-E/SO regulates voltage and current loops in digital SMPS designs thanks to its 1.1 Msps ADC and 6 PWM outputs. The 40 MIPS DSP engine computes digital compensators and feed-forward paths in real time, while the 3.3V core simplifies auxiliary rail designs. Designers use it for telecom isolated DC-DC converters, industrial power-factor-correction stages, and solar micro-inverter MPPT loops.
تجویز کردہ
Automotive HVAC Blower and Fan Control
The DSPIC33FJ12MC202T-E/SO's AEC-Q100 Grade 1 certification and -40C to +125C operating range make it a strong fit for automotive HVAC blower modules. The Motor Control PWM module drives a 3-phase inverter for brushless blower motors at variable speed; the hardware fault input enables fast overcurrent shutdown within microseconds. The 1024-byte SRAM is sufficient for closed-loop RPM control via Back-EMF or Hall sensors.
تجویز کردہ
White-Goods Variable-Frequency Drives (VFDs)
Washing-machine and refrigerator compressors run on variable-frequency drives built around the DSPIC33FJ12MC202T-E/SO. The 6-PWM motor module drives 3-phase inverter bridges directly; the 10-bit ADC samples DC-link voltage and motor current; and the 12 KB Flash holds both compressor start-up state machine and the steady-state V/F curve. The nanoWatt sleep mode drops quiescent current to a few microamps between spin commands.
تجویز کردہ
Industrial Pumps and Small Servo Drives
Industrial dosing pumps and miniature servo drives benefit from the DSPIC33FJ12MC202T-E/SO's deterministic interrupt response and DSP MAC throughput. The 40-MIPS engine runs PID loops at sub-100-microsecond intervals while the 6-PWM module drives brushed or brushless DC actuators. UART/SPI/I2C peripherals talk to host PLCs and HMIs. The 28-SOIC footprint fits tightly-spaced control boards in pump enclosures.
تجویز کردہ
Uninterruptible Power Supplies (UPS) and Inverters
Low-power UPS units and pure-sine-wave inverters use the DSPIC33FJ12MC202T-E/SO for sinusoidal PWM generation and battery-management control. The 6-PWM module synthesizes SPWM at switching frequencies of 16-20 kHz; the 1.1 Msps ADC samples battery current and output voltage for closed-loop regulation. The AEC-Q100 qualification provides extra margin in industrial UPS environments, while 1024-byte SRAM is sufficient for PID plus DEADTIME compensators.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا DSPIC33FJ12MC202T-E/SO — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | DSPIC33FJ12MC202-I/SO | DSPIC33FJ12MC202T-I/SO | DSPIC33FJ12MC202T-E/ML |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC | 28-SOIC - same | 28-SOIC - same | 28-QFN (ML) - different |
| Operating Temperature | -40C to +125C (E, AEC-Q100) | -40C to +85C (I) | -40C to +85C (I) | -40C to +125C (E) |
| Flash Memory | 12 KB | 12 KB | 12 KB | 12 KB |
| SRAM | 1024 bytes | 1024 bytes | 1024 bytes | 1024 bytes |
| CPU Performance | 40 MIPS | 40 MIPS | 40 MIPS | 40 MIPS |
| ADC | 10-bit, 1.1 Msps | 10-bit, 1.1 Msps | 10-bit, 1.1 Msps | 10-bit, 1.1 Msps |
| PWM Channels | 6 outputs | 6 outputs | 6 outputs | 6 outputs |
| Packaging Format | Tape & Reel (TR) | Tube / Tray | Tape & Reel (TR) | Tape & Reel (TR) |
اہم امتیازی خصوصیات
- AEC-Q100 Grade 1 automotive qualification (-40C to +125C) (بمقابلہDSPIC33FJ12MC202T-I/SO)
- DSP engine with single-cycle 16x16 MAC for motor-control DSP algorithms (بمقابلہPIC18F2431 (MCU only))
- Same 28-SOIC footprint as industrial-grade sibling for design reuse (بمقابلہDSPIC33FJ12MC202T-E/ML (QFN))
ڈیزائن نوٹس
Place the 1.5 uF and 0.1 uF VDD decoupling capacitors within 5 mm of the VDD pin (pin 7) and VSS pin (pin 21). For the 28-SOIC exposed-pad variant ("EP"), solder the thermal pad to a 1 square-inch copper pour to keep junction temperature below 100 C at full load. Estimated: at MIPS=40, I_core approx 30 mA, and ambient=85 C, the SOIC theta_JA of ~70 C/W gives a junction rise of ~2 C/W margin without an additional heatsink.
Avoid feeding the PWM1H pin to a non-isolated gate driver without a level shifter - the DSPIC33FJ12MC202T-E/SO outputs 3.3V CMOS, which is below the 5V Vih of many discrete gate drivers. Use a boot-strap half-bridge driver such as the Microchip MCP14E5 family to translate the 3.3V PWM levels to 12V gate-drive levels, or set the PWM module to open-drain mode with a pull-up to drive 5V inputs.
Estimated: in 28-SOIC at full 40 MIPS and ambient 125 C in an automotive under-hood enclosure, derate expected junction temperature by 25 C with a small copper pour of 1 square inch. For higher-current 3-phase drives, place the DSC far from inverter MOSFETs and use a 4-layer PCB to spread heat. Do not let the 125 C automotive temperature grade lull you into skipping derating - the silicon itself still has thermal limits.
When routing the PWM outputs to gate drivers, keep traces matched within 0.5 mm to avoid skew between high-side and low-side channels. Use a ground return via adjacent to each PWM output and keep analog ANx traces far from PWM edges to prevent coupling into ADC samples. The 10-bit ADC is sensitive - decouple analog VDD with a ferrite bead from digital VDD to achieve ENOB above 9.5 bits at 1 Msps throughput.
تعمیل کی معلومات
Per Microchip USA listing: ROHS3 Compliant; AEC-Q100 qualified; manufacturer lead time ~23 weeks as of 2026. Halogen-free status not stated in available data.
