PIC32MX270F256B-50I/ML Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
Microchip PIC32MX270F256B-50I/ML is a 32-bit PIC32 microcontroller running at up to 50 MHz with 256 KB flash, integrated ADC, and boundary scan support in a compact VQFN-28 package. From $3.80 in stock, worldwide shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC32MX270F256B-50I/ML Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.1100(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 PIC32 CPU core clocked at up to 50 MHz for responsive embedded control
- 256 KB program flash with 3 KB boot flash for reliable field firmware updates
- Integrated ADC and boundary scan (JTAG) enabling in-system debug and analog signal acquisition
- Compact 28-pin VQFN package (QFN-28) minimizing PCB footprint for space-constrained IoT designs
- Industrial temperature grade (-40°C to +85°C) supporting harsh environment deployments
Applications
The PIC32MX270F256B-50I/ML targets IoT sensor nodes, motor control panels, and human-machine interface applications where a 32-bit MIPS core at 50 MHz provides sufficient compute power while keeping BOM cost low. Its on-chip ADC and USB peripheral support make it popular for portable data loggers and USB-connected measurement instruments. Industrial automation equipment such as PLCs and smart sensors also leverage its -40°C to 85°C temperature range and boundary-scan debug capability for in-system test.
Specifications
| Manufacturer Package Code | VQFN-28 |
| Factory Lead Time | 8Weeks |
| 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-PQCC-N28 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 4 |
| Number of External Interrupts | 5 |
| Number of I/O Lines | 19 |
| 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 | LCC28,.24SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, VERY THIN PROFILE, HEAT SINK/SLUG |
| 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 | NO LEAD |
| Terminal Pitch | 0.65mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Quad Flat No-Lead |
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 PIC32MX270F256B-50I/ML:
RISC Microcontroller, 32-Bit, FLASH, PIC32 CPU, 50MHz, CMOS
RISC Microcontroller, 32-Bit, FLASH, PIC32 CPU, 50MHz, CMOS
Frequently Asked Questions
How much flash memory does the PIC32MX270F256B-50I/ML provide, and is there a dedicated boot flash region?
The PIC32MX270F256B-50I/ML includes 256 KB of program flash and an additional 3 KB of boot flash memory. The separate boot flash allows a protected bootloader to reside independently from the application code, enabling safe over-the-air or USB firmware updates without risking the primary application region.
What is the maximum CPU clock frequency of the PIC32MX270F256B-50I/ML, and how does that benefit embedded control tasks?
The PIC32MX270F256B-50I/ML runs its 32-bit MIPS core at up to 50 MHz, delivering up to 50 DMIPS of processing performance. This is sufficient for real-time PID motor control, USB communication handling, and multi-channel ADC sampling simultaneously, making it a cost-effective alternative to higher-end 32-bit MCUs in mid-range embedded designs.
Which package does the PIC32MX270F256B-50I/ML use, and does it support boundary scan for manufacturing test?
The PIC32MX270F256B-50I/ML ships in a 28-pin VQFN (QFN-28) package with a 5 mm x 5 mm footprint, offering a compact surface-mount profile. It also supports JTAG boundary scan, which allows automated in-circuit testing of solder connections across all 28 pins during PCB manufacturing, reducing field failure rates for high-volume production.
When would a designer select PIC32MX270F256B-50I/ML over a lower-cost 8-bit PIC for an IoT sensor hub?
A designer would choose the PIC32MX270F256B-50I/ML when the IoT sensor hub requires USB device or host support, multi-channel 10-bit ADC sampling, or a 32-bit math pipeline for data processing tasks that exceed 8-bit MCU performance. Its 50 MHz PIC32 core can handle encryption, protocol stacks, and floating-point sensor math that would bottleneck an 8-bit PIC, at a modest cost premium.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.6500 | $5.65 |
| 25+ | $5.1900 | $129.75 |
| 61+ | $5.0600 | $308.66 |
| 100+ | $4.7000 | $470.00 |
| 1000+ | $4.3200 | $4320.00 |
| 5000+ | $4.1100 | $20550.00 |
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