PIC32MX174F256D-I/ML Microchip Integrated Circuit (Quad Flat Packages) In Stock
Microchip PIC32MX174F256D-I/ML is a 32-bit PIC32 microcontroller with 256KB Flash, 64KB RAM, and 50 MHz max clock in a QFN-44 package. Integrates 10-bit ADC, UART, SPI/I2S, I2C, and DMA for versatile embedded connectivity. Available from stock worldwide with fast shipping.
- Manufacturer
- Microchip
- Package
- Quad Flat Packages
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- PIC32MX174F256D-I/ML Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $4.2400(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 PIC32MX174F256D-I/ML?
- 32-bit PIC32 core at 50 MHz with 256KB Flash and 64KB RAM supports complex firmware including RTOS and communication stacks
- Multi-protocol peripherals including UART, SPI/I2S, and I2C with DMA channels enabling high-speed data transfer without CPU overhead
- 10-bit ADC and 12KB dedicated boot Flash in QFN-44 package enable secure field updates and precise analog signal acquisition
What is PIC32MX174F256D-I/ML used for?
The PIC32MX174F256D-I/ML suits industrial control panels, audio processing systems, and human-machine interfaces where a 50 MHz 32-bit processor with multiple serial interfaces is needed. Its SPI/I2S peripheral supports direct connection to audio codecs or SD cards, making it popular in voice-recording and music-playback embedded designs. The 10-bit ADC with DMA offload enables continuous multi-channel sensor monitoring in building automation and instrumentation equipment.
What are the specifications of PIC32MX174F256D-I/ML?
| Manufacturer Package Code | QFN-44 |
| Factory Lead Time | 6Weeks |
| YTEOL | 18 |
| Has ADC | YES |
| Additional Feature | 12 KB BOOT FLASH MEMORY AVAILABLE |
| Bit Size | 32 |
| CPU Family | PIC32 |
| Clock Frequency-Max | 50MHz |
| DAC Channels | NO |
| DMA Channels | YES |
| JESD-30 Code | S-PQCC-N44 |
| JESD-609 Code | e3 |
| Number of I/O Lines | 35 |
| On Chip Program ROM Width | 8 |
| PWM Channels | YES |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | LCC44,.31SQ,25 |
| Package Shape | SQUARE |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE |
| ROM Programmability | FLASH |
| Screening Level | TS 16949 |
| Speed | 72MHz |
| Supply Voltage-Max | 3.6V |
| Supply Voltage-Min | 2.5V |
| 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 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 PIC32MX174F256D-I/ML datasheet?
PIC32MX174F256D-I/ML Datasheet DownloadOfficial datasheet from Microchip
What are equivalent replacements for PIC32MX174F256D-I/ML?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
How much RAM does PIC32MX174F256D-I/ML provide for real-time data buffering?
PIC32MX174F256D-I/ML includes 64KB of SRAM, which is twice the RAM of many entry-level 32-bit MCUs at the same price point. This allows developers to allocate large communication buffers, RTOS task stacks, and DMA descriptor tables alongside application data with room to spare.
Which serial interfaces does PIC32MX174F256D-I/ML support for sensor and audio connectivity?
The device integrates UART, SPI/I2S, and I2C peripherals, covering the three most common embedded serial standards. SPI/I2S dual-mode support enables direct connection to audio codecs at up to 25 MHz clock, while I2C handles sensor arrays operating at 400 kHz fast mode without external glue logic.
Does PIC32MX174F256D-I/ML include a dedicated boot Flash for field firmware updates?
Yes, PIC32MX174F256D-I/ML provides 12KB of dedicated boot Flash memory separate from the 256KB main program Flash. This allows a secure bootloader to reside in protected memory, enabling field OTA firmware updates over UART or USB without risk of overwriting the boot code during an interrupted update.
For a motor-control application at 50 MHz, how does PIC32MX174F256D-I/ML compare to an 8-bit MCU?
At 50 MHz the 32-bit MIPS core delivers up to 50 DMIPS, roughly 10x the throughput of a typical 8-bit MCU at the same frequency. This headroom allows simultaneous execution of a 3-phase PWM control loop, 10-bit ADC current sampling on 4 channels, and UART telemetry without loop overruns.
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More from Microchip
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $6.2700 | $6.27 |
| 5+ | $5.9400 | $29.70 |
| 25+ | $5.5500 | $138.75 |
| 100+ | $4.8500 | $485.00 |
| 1000+ | $4.4500 | $4450.00 |
| 5000+ | $4.2400 | $21200.00 |
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