PIC32MX270F256D-50I/PT Microchip Integrated Circuit (Quad Flat Packages) In Stock
Microchip PIC32MX270F256D-50I/PT is a 32-bit MIPS microcontroller operating at 50 MHz with 256 kB Flash, 3 kB boot Flash, integrated ADC, and JTAG boundary scan in a 44-pin TQFP package. Suitable for general-purpose embedded control and connectivity applications. Available from stock with worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- PIC32MX270F256D-50I/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.5400(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 32-bit MIPS32 core at up to 50 MHz providing substantial processing power for control and communication tasks in a cost-effective mid-range MCU
- 256 kB Flash plus 3 kB dedicated Boot Flash enabling in-field firmware updates with a separate bootloader region protected from application overwrites
- Integrated ADC and JTAG boundary scan in a 44-pin TQFP package simplifying board testing and analog sensor interfacing without external converters
Applications
The PIC32MX270F256D-50I/PT targets general-purpose embedded control designs such as industrial HMI panels, consumer home-automation controllers, and USB-connected data acquisition units where 32-bit processing with moderate Flash is sufficient. Its 50 MHz core and integrated ADC support real-time sensor sampling alongside USB Full-Speed communication, reducing system complexity. The 44-pin TQFP footprint fits compact PCBs in hand-held instrumentation and low-cost IoT gateway designs.
Specifications
| Manufacturer Package Code | TQFP-44 |
| Factory Lead Time | 6Weeks |
| YTEOL | 13 |
| Has ADC | YES |
| Additional Feature | THIS DEVICE FEATURES 3KBYTE OF BOOT FLASH MEMORY |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | PIC32 |
| Clock Frequency-Max | 50MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| Format | FIXED POINT |
| Integrated Cache | YES |
| JESD-30 Code | S-PQFP-G44 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 4 |
| Number of External Interrupts | 5 |
| Number of I/O Lines | 33 |
| Number of Serial I/Os | 4 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP44,.39SQ,31 |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE |
| RAM (bytes) | 65536 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 50MHz |
| Supply Current-Max | 37mA |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 2.3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.8mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | 3A991.A.2 |
| HTS Code | 8542.31.00.01 |
| Country of Origin | Thailand |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for PIC32MX270F256D-50I/PT:
RISC Microcontroller, 32-Bit, FLASH, PIC32 CPU, 50MHz, CMOS, PQFP44
Frequently Asked Questions
What is the Flash memory capacity of the PIC32MX270F256D-50I/PT, and what role does the boot Flash play?
The PIC32MX270F256D-50I/PT provides 256 kB of main program Flash plus 3 kB of dedicated boot Flash memory. The boot Flash region stores a separate bootloader that can accept firmware updates over USB or UART without risk of corrupting or overwriting the boot code itself, an important safety feature for field-upgradeable products.
At which maximum CPU frequency does the PIC32MX270F256D-50I/PT operate, and is that adequate for an RTOS-based design?
The PIC32MX270F256D-50I/PT runs at a maximum clock frequency of 50 MHz with its 32-bit MIPS32 core, delivering approximately 50 DMIPS of throughput. This is more than sufficient to run a preemptive RTOS kernel such as FreeRTOS alongside multiple task threads, communication drivers, and a small USB stack, making the part suitable for moderately complex embedded applications.
How does the PIC32MX270F256D-50I/PT differ from the PIC32MX270F256D with a 40 MHz speed grade?
The '50I' speed suffix on the PIC32MX270F256D-50I/PT designates a maximum CPU clock frequency of 50 MHz versus 40 MHz for the standard-speed variant, providing 25% more throughput headroom for timing-sensitive algorithms. Both variants share the same 256 kB Flash, 44-pin TQFP package, and -40 °C to +85 °C industrial temperature rating, so the choice depends purely on the application's computational load.
Which analog and digital peripherals does the PIC32MX270F256D-50I/PT integrate, reducing external component requirements?
The PIC32MX270F256D-50I/PT integrates a multi-channel ADC, USB Full-Speed OTG, SPI, I2C, and UART interfaces, plus JTAG boundary scan for in-circuit testing. Having the ADC on-chip eliminates a dedicated 12-bit ADC IC for most sensor sampling tasks, while the built-in USB controller removes the need for an external USB bridge chip, lowering BOM cost and board area in 44-pin TQFP designs.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.4050 | $5.41 |
| 80+ | $5.1200 | $409.60 |
| 100+ | $4.9400 | $494.00 |
| 120+ | $4.8200 | $578.40 |
| 160+ | $4.8100 | $769.60 |
| 1000+ | $4.5400 | $4540.00 |
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