PIC32MX270F256B-50I/SP Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip PIC32MX270F256B-50I/SP is a 32-bit PIC microcontroller running at up to 50 MHz with 256 kB Flash, 3 kB boot Flash, integrated ADC, and boundary scan in a 28-pin SPDIP through-hole package, suitable for industrial and embedded control applications.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC32MX270F256B-50I/SP Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.8600(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 at 50 MHz with 256 kB Flash and 3 kB dedicated boot Flash for secure firmware update support
- Integrated 10-bit ADC with multiple input channels and boundary scan for in-system testing in industrial embedded designs
- 28-pin SPDIP through-hole package for prototyping and industrial control applications requiring easy breadboard assembly
Applications
The PIC32MX270F256B-50I/SP is suited for industrial control panels, data loggers, and embedded HMI applications that benefit from a 32-bit MIPS core running at 50 MHz with 256 kB program memory. Its through-hole SPDIP package enables rapid prototyping on breadboards and facilitates socket-based replacement in field-serviceable industrial equipment. The integrated ADC and boundary scan make it ideal for sensor acquisition systems, motor control front-ends, and test-and-measurement applications requiring reliable in-circuit debugging.
Specifications
| Manufacturer Package Code | SPDIP-28 |
| 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 | NO |
| JESD-30 Code | R-PDIP-T28 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 6 |
| Number of External Interrupts | 5 |
| Number of I/O Lines | 19 |
| Number of Timers | 5 |
| On Chip Data RAM Width | 8 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| RAM (bytes) | 65536 |
| RAM (words) | 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 | NO |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Pitch | 2.54mm |
| Terminal Position | DUAL |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| Package | Dual-In-Line 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
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How does the PIC32MX270F256B-50I/SP's 50 MHz clock and 256 kB Flash compare to 8-bit PIC alternatives for motor control applications?
Running at 50 MHz, the PIC32MX270F256B-50I/SP executes 50 million instructions per second with its 32-bit MIPS core, compared to approximately 16 MIPS for an 8-bit PIC18 at 64 MHz. This 3× performance advantage allows the device to implement FOC (Field-Oriented Control) algorithms with 256 kB of program space, which would not fit in an 8-bit PIC's typical 32 kB to 64 kB Flash. For 3-phase motor control applications needing sine-wave generation and PID loops at 20 kHz, the PIC32MX270F256B-50I/SP reduces control loop latency from 50 µs to under 10 µs.
What prototyping advantages does the 28-pin SPDIP package of the PIC32MX270F256B-50I/SP offer for embedded development engineers?
The 28-pin SPDIP through-hole package fits standard 0.3-inch DIP breadboards and low-cost IC sockets, enabling engineers to prototype PIC32 firmware without a custom PCB during the first 4 to 6 weeks of development. This socket compatibility allows in-field device replacement without soldering equipment, which is critical for industrial equipment with 10-year service intervals requiring 5-minute microcontroller swaps. The 2.54 mm pin pitch also simplifies manual probing with oscilloscope clips during hardware bring-up compared to 0.5 mm pitch SMD alternatives.
How can the boundary scan feature of the PIC32MX270F256B-50I/SP reduce test costs in a 100-unit industrial control board production run?
The built-in JTAG boundary scan on the PIC32MX270F256B-50I/SP enables automated interconnect testing of all 28 pins without physical bed-of-nails fixtures, reducing per-unit test fixture cost from approximately $2,000 to under $200 for a 100-unit production run. Boundary scan can detect solder bridge faults on adjacent I/O lines at 10 MHz JTAG clock rates, catching over 95% of assembly defects before functional test. Combined with the 3 kB boot Flash for embedded self-test routines, this reduces overall test time by 30% compared to boards without boundary scan.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.8700 | $5.87 |
| 28+ | $5.5600 | $155.68 |
| 45+ | $5.2600 | $236.70 |
| 75+ | $5.2300 | $392.25 |
| 98+ | $5.1700 | $506.66 |
| 100+ | $4.8600 | $486.00 |
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