PIC32MX250F128B-50I/SP Microchip Integrated Circuit (Dual-In-Line Packages) In Stock
Microchip PIC32MX250F128B is a 32-bit MIPS-based microcontroller with 128 KB Flash and 32 KB RAM, running at up to 50 MHz. It offers a 10-bit ADC, USB, UART, SPI, I2C, and JTAG boundary scan in a SPDIP-28 package. Available from stock worldwide with lead-free RoHS compliance.
- Manufacturer
- Microchip
- Package
- Dual-In-Line Packages
- Pin Count
- 28
- Lifecycle
- ACTIVE
- Datasheet
- PIC32MX250F128B-50I/SP Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.0000(MOQ 1)
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of PIC32MX250F128B-50I/SP?
- 32-bit MIPS M4K core at 50 MHz delivering 83 DMIPS for computationally intensive embedded tasks
- 128 KB Flash plus 3 KB boot Flash and 32 KB RAM enabling complex firmware with data logging
- Integrated USB 2.0 Full-Speed controller with UART/SPI/I2C enabling multi-protocol connectivity in a 28-pin DIP footprint
What is PIC32MX250F128B-50I/SP used for?
The PIC32MX250F128B-50I/SP is well suited for USB HID peripherals, data loggers, and small display controllers requiring 32-bit performance. Its breadboard-compatible SPDIP-28 package and USB support make it popular in prototyping environments, maker projects, and low-volume industrial gateways.
What are the specifications of PIC32MX250F128B-50I/SP?
| Manufacturer Package Code | SPDIP-28 |
| Factory Lead Time | 6Weeks |
| YTEOL | 14 |
| 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 Equivalence Code | DIP28,.3 |
| Package Shape | RECTANGULAR |
| Package Style | IN-LINE |
| Qualification Status | Not Qualified |
| RAM (bytes) | 32768 |
| RAM (words) | 32768 |
| ROM (words) | 131072 |
| 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 |
Where can I find the PIC32MX250F128B-50I/SP datasheet?
PIC32MX250F128B-50I/SP Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC32MX250F128B-50I/SP?
Compatible alternatives and drop-in replacements for PIC32MX250F128B-50I/SP:
suggested
suggested
suggested
suggested
suggested
suggested
suggested
suggested
Frequently Asked Questions
How much program and data memory does PIC32MX250F128B-50I/SP provide for firmware development?
The PIC32MX250F128B provides 128 KB of Flash program memory plus 3 KB of boot Flash and 32 KB of SRAM. This combination supports moderately complex firmware with lookup tables, communication buffers, and real-time operating system kernels such as FreeRTOS at 50 MHz.
For a USB HID device running from a 3.3 V rail, does PIC32MX250F128B-50I/SP integrate the USB transceiver on-chip?
Yes. The device includes a full-speed USB 2.0 On-The-Go transceiver operating at 3.3 V, supporting data rates up to 12 Mbps. No external USB PHY is required, reducing BOM cost and board area for compact USB HID, CDC, or MSD device implementations.
When is PIC32MX250F128B-50I/SP a better alternative to PIC18F devices in cost-sensitive designs?
PIC32MX250F128B is preferred when code size exceeds 32 KB or when 32-bit arithmetic and DSP operations are needed without a co-processor. Its 50 MHz MIPS core executes 32-bit multiply in a single cycle compared to PIC18's multi-cycle 8-bit ALU, lowering execution time by 4x to 8x for signal processing loops.
Related Guides
CSD87313DMS Synchronous Buck Power Stage Design Guide
Design a compact CSD87313DMS synchronous buck stage with practical guidance for loss, gate drive, PCB layout, EMI, thermal validation, and sourcing.
Aug 6, 2026
STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection
Choose STEF05SGR for 5 V overcurrent protection by checking current-limit margin, inrush, thermal loss, fault response, and sourcing.
Aug 6, 2026
C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC
Select C0402C103K3RACTU by voltage margin, X7R behavior, tolerance, 0402 assembly risk, and qualified alternatives.
Aug 4, 2026
STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security
Choose STM32H753VIT6 by evaluating memory architecture, LQFP-100 pin fit, connectivity, security, power, and sourcing tradeoffs.
Aug 4, 2026
Why Buy from FindMyChip
About Microchip
Microchip is a leading electronic component manufacturer. FindMyChip sources Microchip ICs directly from authorized China distributors, offering competitive pricing and reliable stock.
More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.5000 | $5.50 |
| 45+ | $5.0100 | $225.45 |
| 75+ | $4.9600 | $372.00 |
| 100+ | $4.5700 | $457.00 |
| 1000+ | $4.1900 | $4190.00 |
| 5000+ | $4.0000 | $20000.00 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“FindMyChip sourced our entire STM32 BOM in 48 hours when our usual distributor had 16-week lead times.”
You May Also Like
ACS770ECB-200U-PFF-T
Allegro Microsystems
Integrated Circuit
ACS770KCB-150U-PFF-T
Allegro Microsystems
Integrated Circuit
MC33901WEF
NXP
Integrated Circuit
MC7808BDTRKG
ON Semiconductor
Integrated Circuit
PA94EC
Apex Microtechnology
Integrated Circuit
AP7315-28SR-7
Diodes Inc.
Integrated Circuit
74HCT245D
Nexperia
Integrated Circuit
CY62256VNLL-70ZXCT
Cypress Semiconductor
Integrated Circuit
EPM7032AETC44-4N
Intel
Integrated Circuit
EPM3512AQC208-10N
Intel
Integrated Circuit
EPM3256ATC144-7N
Intel
Integrated Circuit
EPM3256AQC208-7N
Intel
Integrated Circuit
EPM3256AQC208-10N
Intel
Integrated Circuit
EPM3128ATC100-7N
Intel
Integrated Circuit
EPM1270F256C4N
Intel
Integrated Circuit
EPF8282ATC100-4N
Intel
Integrated Circuit
EPF6016QC208-2N
Intel
Integrated Circuit
EPF6016ATC144-3N
Intel
Integrated Circuit
EPF10K30ATC144-3N
Intel
Integrated Circuit
EPC2TI32N
Intel
Integrated Circuit
EPC2LC20
Intel
Integrated Circuit
EP3SL150F1152C4N
Intel
Integrated Circuit
EP2SGX60DF780C5N
Intel
Integrated Circuit
EP2SGX60CF780C5N
Intel
Integrated Circuit