PIC32MX250F256H-I/PT Microchip Integrated Circuit (Quad Flat No-Lead) In Stock
PIC32MX250F256H-I/PT is a 32-bit MIPS-based microcontroller from Microchip with 256 KB Flash, 32 KB RAM, and peripherals including I2S, CTMU, UART, and ADC, packaged in a 64-pin TQFP for demanding embedded audio, industrial control, and connectivity applications.
- Manufacturer
- Microchip
- Package
- Quad Flat No-Lead
- Pin Count
- 64
- Lifecycle
- ACTIVE
- Datasheet
- PIC32MX250F256H-I/PT Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $3.7100(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 MIPS M4K core with 256 KB Flash and 32 KB RAM
- 3 KB dedicated boot Flash for secure bootloader storage
- I2S interface for direct digital audio codec connection
- Charge Time Measurement Unit (CTMU) for capacitive touch sensing
- Multi-channel 10-bit ADC, UART, SPI, and I2C peripherals
- 64-pin TQFP package with boundary scan support for board-level testing
Applications
The PIC32MX250F256H-I/PT is deployed in embedded audio systems, industrial HMI panels, and motor control applications where a 32-bit MCU with digital audio (I2S) and rich peripheral integration is required. Its capacitive touch sensing unit (CTMU) also makes it a fit for touch-enabled consumer interfaces and smart home devices requiring reliable capacitive input detection.
Specifications
| Manufacturer Package Code | TQFP-64 |
| Factory Lead Time | 7Weeks |
| Date Of Intro | 2016-04-14 |
| YTEOL | 14 |
| Has ADC | YES |
| Additional Feature | 3KB BOOT FLASH AVAILABLE |
| Address Bus Width | 16 |
| Bit Size | 32 |
| Boundary Scan | YES |
| CPU Family | PIC32 |
| Clock Frequency-Max | 40MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| Integrated Cache | NO |
| JESD-30 Code | S-PQFP-G64 |
| JESD-609 Code | e3 |
| Low Power Mode | YES |
| Number of DMA Channels | 4 |
| Number of External Interrupts | 5 |
| Number of I/O Lines | 49 |
| Number of Timers | 7 |
| On Chip Data RAM Width | 32 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TQFP64,.47SQ |
| Package Shape | SQUARE |
| Package Style | FLATPACK, THIN PROFILE, FINE PITCH |
| RAM (bytes) | 32768 |
| RAM (words) | 8192 |
| ROM (words) | 262144 |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 50MHz |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 3.3V |
| Supply Voltage-Nom | 3.3V |
| Surface Mount | YES |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.5mm |
| Terminal Position | QUAD |
| uPs/uCs/Peripheral ICs Type | MICROCONTROLLER, RISC |
| ## PIC32MX250F256H-I/PT Alternates Showing results | Image |
| 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 PIC32MX250F256H-I/PT:
RISC Microcontroller, 32-Bit, FLASH, PIC32 CPU, 50MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, PIC32 CPU, 50MHz, CMOS, PQFP64
RISC Microcontroller, 32-Bit, FLASH, PIC32 CPU, 50MHz, CMOS, PQFP64
Frequently Asked Questions
How much program Flash and RAM does the PIC32MX250F256H-I/PT provide, and is there additional boot Flash?
The PIC32MX250F256H-I/PT includes 256 KB of main Flash program memory, 32 KB of SRAM, and an additional 3 KB boot Flash region. The separate boot Flash allows storing a protected bootloader that can update main firmware independently, a common requirement in field-deployed industrial and IoT devices.
Why choose PIC32MX250F256H-I/PT for a digital audio product that needs an I2S interface?
The PIC32MX250F256H-I/PT includes a hardware I2S interface that directly connects to external audio DACs or codecs without bit-banging or software overhead. This is essential for maintaining audio sample rates of 44.1 kHz or 48 kHz with 16-bit or 24-bit word widths in embedded media players, voice recorders, or digital effects processors.
What capacitive touch capability does the CTMU peripheral on PIC32MX250F256H-I/PT provide?
The Charge Time Measurement Unit (CTMU) on the PIC32MX250F256H-I/PT enables capacitive touch sensing on up to 16 touch inputs using only passive touch pads, no external touch controller IC required. It accurately measures capacitance changes as small as a few pF, making it suitable for HMI panels, appliance controls, and contactless input interfaces.
Is the 64-pin TQFP package of PIC32MX250F256H-I/PT suitable for standard automated PCB assembly?
Yes. The 64-pin TQFP package has a 0.8 mm lead pitch and a body size of approximately 10 mm × 10 mm, which is well within the capabilities of standard SMT pick-and-place and reflow soldering processes. Its boundary scan (JTAG) support also simplifies board-level testing in production.
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| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $5.1000 | $5.10 |
| 25+ | $4.8200 | $120.50 |
| 100+ | $4.2400 | $424.00 |
| 1000+ | $3.9000 | $3900.00 |
| 5000+ | $3.7100 | $18550.00 |
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