PIC32MX150F256L-50I/PF - 50MHz 32-bit MCU, 256KB Flash, TQFP-100
MPN: PIC32MX150F256L-50I/PF ✓ Hoạt độngPIC32MX150F256L-50I/PF Tóm tắt
What is a 32-bit microcontroller? A microcontroller (MCU) is a single-chip computer containing a CPU core, Flash program memory, SRAM data memory, and a rich set of peripherals such as timers, ADC, communication interfaces, and I/O. The "32-bit" designation refers to the width of the data path and registers, enabling higher throughput, larger address space, and richer data processing than 8-bit or 16-bit MCUs. The PIC32MX1XX/2XX/5XX family sits within Microchip's broader PIC32 portfolio, optimized for cost-sensitive 32-bit applications including human-machine interfaces (HMI), audio playback, and connectivity.
Key features include 50 MHz / 83 DMIPS core performance, USB 2.0 Full-Speed device/host/OTG, 10-bit 1 Msps ADC with up to 28 channels, up to four UART modules, two I2C modules, an 8-bit Parallel Master Port, and an on-chip 80 MHz RTCC. The integrated CTMU (Charge Time Measurement Unit) supports capacitive touch sensing, eliminating the need for an external touch controller.
Architecturally, the PIC32MX150F256L-50I/PF leverages the MIPS M4K core with a 5-stage pipeline, single-cycle multiply, and hardware multiply/divide. The wide memory bus and dual read/write PMP buffers accelerate graphics and external memory transactions, while PPS allows designers to remap digital peripherals onto most I/O pins, simplifying PCB routing on dense 100-pin layouts.
Typical applications include industrial control panels, USB audio peripherals, low-cost HMI with TFT displays, consumer electronics, capacitive touch keypads, motor control, and embedded data logging with USB mass storage. The 2.3 V to 3.6 V Vcc range and -40 C to +85 C industrial temperature grade support rugged environments.
When designing with this MCU, allocate decoupling capacitance close to every Vdd/Vss pair and use the PMP in master mode with the dual buffers to sustain LCD refresh rates. PPS mapping must be locked via config bits to prevent accidental re-mapping at runtime.
This page consolidates distributor pricing, pin-compatible alternatives, and design notes not found in the manufacturer datasheet alone, helping engineers shorten their evaluation cycle.
Bộ thay thế dễ dàng lắp đặt cho PIC32MX150F256L-50I/PF — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC32MX150F256L-50I/PF (cùng hình factor và footprint) — khác nhau ở ADC, Package, Operating Temperature Range, PMP (Parallel Master Port), USB.
PIC32MX250F256L-50I/PF
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MX170F256L-50I/PF
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MX350F256L-50I/PF
✅ Drop-In ⚠️ Thông số chưa được xác minh📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MX150F256L-50I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MX150F256HT-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MX150F256L-50I/PF Tỷ lệ tối đa & tính chất điện
| Core Architecture | MIPS32 M4K |
| Bit Width | 32-bit |
| Maximum CPU Clock | 50 MHz |
| DMIPS Performance | 83 DMIPS |
| Program Flash Memory | 256 KB (256K x 8) |
| Data SRAM | 32 KB |
| Supply Voltage (Vdd) | 2.3 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +85 C (Industrial, "I") |
| Hộp | 100-pin TQFP (14x14 mm) |
| Kiểu lắp đặt | Surface Mount |
| ADC | 10-bit, up to 1 Msps |
| USB | USB 2.0 Full-Speed Device/Host/OTG |
| UART Modules | Up to 4 |
| SPI Modules | 4 |
| I2C Modules | 2 |
| I2S Modules | 2 |
| Parallel Master Port (PMP) | Yes, dual read/write buffers |
| Peripheral Pin Select (PPS) | Yes |
| CTMU (Capacitive Touch) | Yes (mTouch) |
| RTCC | Yes, on-chip |
| Trạng thái RoHS | Compliant (ROHS3) |
Cấu hình chân PIC32MX150F256L-50I/PF
| Chân 1 | RG15 — General purpose I/O / PPS remappable |
| Chân 2 | VDD — Core supply voltage (2.3-3.6 V) |
| Chân 3 | RF0 — General purpose I/O / PPS remappable |
| Chân 4 | RF1 — General purpose I/O / PPS remappable |
| Chân 5 | RF2 — General purpose I/O / SDA2 / PPS remappable |
| Chân 6 | RF3 — General purpose I/O / SCL2 / PPS remappable |
| Chân 7 | RF4 — General purpose I/O / SDA1 / PPS remappable |
| Chân 8 | RF5 — General purpose I/O / SCL1 / PPS remappable |
| Chân 9 | VSS — Ground reference |
| Chân 10 | RF6 — General purpose I/O / PPS remappable |
| Chân 11 | RF7 — General purpose I/O / PPS remappable |
| Chân 12 | RF8 — General purpose I/O / PPS remappable |
| Chân 13 | RG6 — General purpose I/O / PPS remappable |
| Chân 14 | RG7 — General purpose I/O / PPS remappable |
| Chân 15 | RG8 — General purpose I/O / PPS remappable |
| Chân 16 | RG9 — General purpose I/O / PPS remappable |
| Chân 17 | MCLR — Master Clear reset input (active low) |
| Chân 18 | RG0 — General purpose I/O / PPS remappable |
| Chân 19 | RG1 — General purpose I/O / PPS remappable |
| Chân 20 | RG2 — General purpose I/O / PPS remappable |
| Chân 21 | VDD — Core supply voltage (2.3-3.6 V) |
| Chân 22 | VSS — Ground reference |
| Chân 23 | RG3 — General purpose I/O / PPS remappable |
| Chân 24 | RG12 — General purpose I/O / PPS remappable |
| Chân 25 | RG13 — General purpose I/O / PPS remappable |
| Chân 26 | RG14 — General purpose I/O / PPS remappable |
| Chân 27 | RA0 — General purpose I/O / AN0 / PPS remappable |
| Chân 28 | RA1 — General purpose I/O / AN1 / PPS remappable |
| Chân 29 | RB0 — General purpose I/O / AN2 / PGED1 / PPS remappable |
| Chân 30 | RB1 — General purpose I/O / AN3 / PGEC1 / PPS remappable |
| Chân 31 | RB2 — General purpose I/O / AN4 / PPS remappable |
| Chân 32 | RB3 — General purpose I/O / AN5 / PPS remappable |
| Chân 33 | RB4 — General purpose I/O / AN6 / PPS remappable |
| Chân 34 | RB5 — General purpose I/O / AN7 / PPS remappable |
| Chân 35 | RB6 — General purpose I/O / AN8 / PPS remappable |
| Chân 36 | RB7 — General purpose I/O / AN9 / PPS remappable |
| Chân 37 | RB8 — General purpose I/O / AN10 / PPS remappable |
| Chân 38 | RB9 — General purpose I/O / AN11 / PPS remappable |
| Chân 39 | RB10 — General purpose I/O / AN12 / PPS remappable |
| Chân 40 | RB11 — General purpose I/O / AN13 / PPS remappable |
| Chân 41 | VSS — Ground reference |
| Chân 42 | VDD — Core supply voltage (2.3-3.6 V) |
| Chân 43 | RB12 — General purpose I/O / AN14 / PPS remappable |
| Chân 44 | RB13 — General purpose I/O / AN15 / PPS remappable |
| Chân 45 | RB14 — General purpose I/O / AN16 / PPS remappable |
| Chân 46 | RB15 — General purpose I/O / AN17 / PPS remappable |
| Chân 47 | RD0 — General purpose I/O / PMPD0 / PPS remappable |
| Chân 48 | RD1 — General purpose I/O / PMPD1 / PPS remappable |
| Chân 49 | RD2 — General purpose I/O / PMPD2 / PPS remappable |
| Chân 50 | RD3 — General purpose I/O / PMPD3 / PPS remappable |
| Chân 51 | RD4 — General purpose I/O / PMPD4 / PPS remappable |
| Chân 52 | RD5 — General purpose I/O / PMPD5 / PPS remappable |
| Chân 53 | RD6 — General purpose I/O / PMPD6 / PPS remappable |
| Chân 54 | RD7 — General purpose I/O / PMPD7 / PPS remappable |
| Chân 55 | RC1 — General purpose I/O / T2CK / U1RTS / PPS remappable |
| Chân 56 | RC2 — General purpose I/O / T3CK / U1CTS / PPS remappable |
| Chân 57 | RC3 — General purpose I/O / U1TX / PPS remappable |
| Chân 58 | RC4 — General purpose I/O / U1RX / PPS remappable |
| Chân 59 | VSS — Ground reference |
| Chân 60 | VDD — Core supply voltage (2.3-3.6 V) |
| Chân 61 | RC13 — General purpose I/O / PPS remappable |
| Chân 62 | RC14 — General purpose I/O / PPS remappable |
| Chân 63 | RD8 — General purpose I/O / PMPD8 / PPS remappable |
| Chân 64 | RD9 — General purpose I/O / PMPD9 / PPS remappable |
| Chân 65 | RD10 — General purpose I/O / PMPD10 / PPS remappable |
| Chân 66 | RD11 — General purpose I/O / PMPD11 / PPS remappable |
| Chân 67 | RD12 — General purpose I/O / PMPD12 / PPS remappable |
| Chân 68 | RD13 — General purpose I/O / PMPD13 / PPS remappable |
| Chân 69 | RD14 — General purpose I/O / PMPD14 / PPS remappable |
| Chân 70 | RD15 — General purpose I/O / PMPD15 / PPS remappable |
| Chân 71 | VSS — Ground reference |
| Chân 72 | VDD — Core supply voltage (2.3-3.6 V) |
| Chân 73 | RC15 — General purpose I/O / PPS remappable |
| Chân 74 | RE0 — General purpose I/O / PMPRD / PPS remappable |
| Chân 75 | RE1 — General purpose I/O / PMPWR / PPS remappable |
| Chân 76 | RE2 — General purpose I/O / PMPCS1 / PPS remappable |
| Chân 77 | RE3 — General purpose I/O / PMPCS2 / PPS remappable |
| Chân 78 | RE4 — General purpose I/O / PMPA0 / PPS remappable |
| Chân 79 | RE5 — General purpose I/O / PMPA1 / PPS remappable |
| Chân 80 | RE6 — General purpose I/O / PMPA2 / PPS remappable |
| Chân 81 | RE7 — General purpose I/O / PMPA3 / PPS remappable |
| Chân 82 | RG0 — General purpose I/O / D+ / PPS remappable |
| Chân 83 | RG1 — General purpose I/O / D- / PPS remappable |
| Chân 84 | VUSB — USB 3.3 V transceiver supply |
| Chân 85 | VSS — Ground reference |
| Chân 86 | VDD — Core supply voltage (2.3-3.6 V) |
| Chân 87 | RF0 — General purpose I/O / PPS remappable |
| Chân 88 | RF1 — General purpose I/O / PPS remappable |
| Chân 89 | RB0 — General purpose I/O / PGED1 / PPS remappable |
| Chân 90 | RB1 — General purpose I/O / PGEC1 / PPS remappable |
| Chân 91 | RB2 — General purpose I/O / PGED2 / PPS remappable |
| Chân 92 | RB3 — General purpose I/O / PGEC2 / PPS remappable |
| Chân 93 | RA2 — General purpose I/O / AN18 / PPS remappable |
| Chân 94 | RA3 — General purpose I/O / AN19 / PPS remappable |
| Chân 95 | RA4 — General purpose I/O / AN20 / PPS remappable |
| Chân 96 | RA5 — General purpose I/O / AN21 / PPS remappable |
| Chân 97 | RA6 — General purpose I/O / AN22 / PPS remappable |
| Chân 98 | RA7 — General purpose I/O / AN23 / PPS remappable |
| Chân 99 | VSS — Ground reference |
| Chân 100 | VDD — Core supply voltage (2.3-3.6 V) |
Ứng dụng tiêu biểu
PIC32MX150F256L-50I/PF phù hợp cho 6 Áp dụngs: Industrial HMI Control Panel, USB Audio Peripherals, Capacitive Touch Keypad, USB Mass Storage Data Logger, Motor Control and BLDC Drive, Consumer Wearable Device.
Industrial HMI Control Panel
The PIC32MX150F256L-50I/PF fits industrial HMI panels because of its integrated Parallel Master Port (PMP) with dual read/write buffers that sustain TFT LCD refresh at 60 Hz without external bus controllers. With 50 MHz/83 DMIPS core, 32 KB SRAM buffers entire menu structures and Modbus RTU stacks, while the 100-pin TQFP exposes up to 78 I/O for key matrices, status LEDs, and rotary encoders. The 2.3 V to 3.6 V Vdd range and -40 C to +85 C industrial temperature grade ensure reliable operation in factory environments, and PPS remapping allows routing USB, UART, and SPI to convenient board locations.
Được đề xuất
USB Audio Peripherals
For USB audio peripherals such as USB speakers and headsets, the PIC32MX150F256L-50I/PF's on-chip USB 2.0 Full-Speed OTG controller handles 12 Mbps isochronous audio streams without external transceivers, and the two I2S interfaces support DAC/ADC pairs at standard 44.1/48 kHz. The 256 KB Flash accommodates USB audio class drivers and small DSP pre-effects, while 32 KB SRAM is sufficient for USB endpoint buffers plus audio frame queues. The CTMU enables capacitive mute/volume buttons, and the 50 MHz MIPS M4K core sustains 8 kHz to 48 kHz sample-rate conversion on-chip.
Được đề xuất
Capacitive Touch Keypad
The PIC32MX150F256L-50I/PF implements capacitive touch sensing via its on-chip CTMU (Charge Time Measurement Unit), removing the need for an external touch controller and reducing BOM cost on consumer appliances. With 50 MHz MIPS M4K, the core scans 10-20 touch electrodes at 100 Hz refresh while running a user interface; 32 KB SRAM buffers gesture state, while 256 KB Flash stores configurable touch profiles. The mTouch library from Microchip provides ready algorithms, and PPS remaps touch channels onto unused I/O pins, simplifying PCB layout under the keypad.
Được đề xuất
USB Mass Storage Data Logger
The PIC32MX150F256L-50I/PF serves as a USB mass storage data logger for industrial and environmental monitoring. Its USB 2.0 Full-Speed On-The-Go controller enumerates as a removable drive when plugged into a host PC, allowing direct file access to a microSD card connected via PMP. With 50 MHz and 32 KB SRAM, the MCU manages FAT32 writes at 200 KB/s while sustaining an ADC sample stream at 1 Msps into the 256 KB Flash-backed buffer. PPS remapping keeps the PMP and USB pins on convenient board locations.
Được đề xuất
Motor Control and BLDC Drive
The PIC32MX150F256L-50I/PF drives BLDC and stepper motors using its 50 MHz core for field-oriented control (FOC) loops at 20 kHz PWM while leaving CPU headroom for UART telemetry and USB diagnostics. The PWM-triggered 10-bit ADC at 1 Msps synchronizes current sampling with the PWM edge, the CTMU measures back-EMF, and PPS remaps PWM channels onto any GPIO for board flexibility. Industrial temperature grade and 2.3-3.6 V Vdd tolerate noisy motor bus environments.
Được đề xuất
Consumer Wearable Device
In consumer wearables such as fitness bands and BLE bridges, the PIC32MX150F256L-50I/PF acts as a sensor hub processor: 50 MHz/83 DMIPS runs pedometer and gesture algorithms, while the four SPI ports connect to BLE modules, IMUs, and heart-rate sensors. The 256 KB Flash stores BLE profiles and pedometer firmware, 32 KB SRAM is enough for sensor fusion buffers, and the 100-pin TQFP package fits wearables with rich peripheral expansion. USB 2.0 FS enables charging and firmware upgrade docks, while CTMU supports touch strip controls.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC32MX150F256L-50I/PF — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC32MX250F256L-50I/PF | PIC32MX170F256L-50I/PF | PIC32MX350F256L-50I/PF | PIC32MX150F256L-50I/PT | PIC32MX150F256HT-I/MR |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (14x14) | 100-pin TQFP (14x14) | 100-pin TQFP (14x14) | 100-pin TQFP (14x14) | 100-pin TQFP (12x12) | 100-pin TQFP (14x14) |
| Core Architecture | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K |
| Max CPU Clock | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz |
| Flash Memory | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB | 256 KB |
| SRAM | 32 KB | 64 KB | 32 KB | 128 KB | 32 KB | 32 KB |
| Supply Voltage | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V |
| USB | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG | USB 2.0 FS Device/Host/OTG |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) |
| Crypto Engine | No | No | Yes | No | No | No |
Bảo phân biệt quan trọng
- Highest memory headroom in 100-pin TQFP for value-line PIC32MX (vsPIC32MX130F256D-50I/PT)
- Includes on-chip CTMU for capacitive touch without external controller (vsPIC32MX250F256L-50I/PF)
- Industrial temperature grade with USB Full-Speed OTG (vsPIC32MK1024MCM100T-I/PT)
Ghi chú thiết kế
Place a 100 nF decoupling capacitor as close as possible to every Vdd/Vss pair of the PIC32MX150F256L-50I/PF, with an additional 10 uF bulk capacitor near the package to supply the 50 MHz core transient load. For USB applications, add a 100 nF + 4.7 uF pair on the VUSB pin to filter USB transceiver supply; without proper decoupling the USB eye diagram can degrade and cause enumeration failures.
Lock Peripheral Pin Select (PPS) mappings via configuration bits or early initialization code, because PPS registers default to a safe but non-functional mapping and runtime re-mapping can cause momentary glitches on remapped peripherals. Always reserve at least 4.7 kohm pull-ups on I2C lines and unused I/O pins, and route the 50 MHz clock trace in the shortest possible length to minimize EMI.
Estimated: at 50 MHz core clock with all peripherals enabled and USB active, the PIC32MX150F256L-50I/PF can draw up to 70 mA from Vdd; the 100-pin TQFP package has theta_JA of approximately 35-40 C/W on a 4-layer JEDEC test board, so the die temperature rises 2-3 C above ambient at full load. A small copper pour on the 100-pin TQFP exposed pad (when present) is recommended, although the TQFP package itself lacks a true EP. Watch out for in-application programming (IAP) timing when the entire Flash is written - sector-erase followed by full-chip write takes ~2 seconds.
Thông tin tuân thủ
ROHS3 compliant per mcu-supplier listing. Not AEC-Q100 qualified (industrial-grade MCU, not automotive).
