PIC32MM0128GPM048-I/PT - 32-bit 25MHz 128KB Flash MCU | Microchip
MPN: PIC32MM0128GPM048-I/PT ✓ Hoạt độngPIC32MM0128GPM048-I/PT Tóm tắt
A microcontroller (MCU) is a single-chip computer containing a processor core, program memory, data memory, and a rich set of on-chip peripherals such as timers, ADC, communication controllers, and GPIO. The PIC32MM GPM family belongs to the wider hierarchy of 32-bit microcontrollers -> embedded microcontrollers -> microprocessors -> semiconductors, and the MIPS32 microAptiv core places this device in the same architectural family used by high-volume IoT and consumer electronics designs.
Key features of the PIC32MM0128GPM048-I/PT include 128 KB Flash with ECC protection, 16 KB SRAM, hardware USB 2.0 full-speed support, a 12-bit ADC with up to 1 Msps sampling, multiple Enhanced Compare/PWM/PWM outputs, and a rich peripheral set covering I2C, SPI, UART, and Real-Time Clock. The device supports operating voltages from 2.0 V to 3.6 V and is targeted at low-power, cost-sensitive USB-enabled embedded designs.
Typical applications include USB HID peripherals, low-power IoT sensor nodes, consumer electronics with USB connectivity, motor control sub-systems, and HMI front panels. The combination of ECC Flash and USB on-chip makes this MCU particularly suitable for medical accessories, industrial sensors, and battery-powered devices that require reliable code execution plus a standardized communication interface.
When designing with the PIC32MM0128GPM048-I/PT, observe Microchip's MPLAB X IDE configuration bits and the recommended decoupling scheme. The exposed thermal pad must be soldered to a grounded copper pour for thermal and electrical performance, and the 48-TQFP-EP land pattern should follow IPC-7351 guidelines.
This page synthesizes distributor pricing, pin-compatible alternatives within the PIC32MM family, and practical design notes not aggregated in the manufacturer datasheet, helping engineers select and qualify this MCU for production.
Bộ thay thế dễ dàng lắp đặt cho PIC32MM0128GPM048-I/PT — 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 PIC32MM0128GPM048-I/PT (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Operating Temperature, ADC, Program Memory (Flash).
PIC32MM0128GPM048T-I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MM0064GPM048T-I/M4
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Xem tài liệu →PIC32MM0128GPM048-I/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | MIPS32 microAptiv |
| Family | PIC32MM GPM |
| Bit Width | 32-bit |
| Maximum CPU Clock | 25 MHz |
| Program Flash Memory | 128 KB (128K x 8) |
| SRAM | 16 KB |
| Flash ECC | Yes |
| USB | USB 2.0 Full-Speed Device |
| ADC | 12-bit, up to 1 Msps |
| Operating Voltage | 2.0 V to 3.6 V |
| Hộp | 48-pin TQFP-EP (7x7 mm) |
| Kiểu lắp đặt | Surface Mount |
| Nhiệt độ hoạt động | -40C to +85C (Industrial) |
| Cấp MSL | 3 |
| Trạng thái RoHS | Compliant |
Cấu hình chân PIC32MM0128GPM048-I/PT
| Chân 1 | RA0 — GPIO / analog input |
| Chân 2 | RA1 — GPIO / analog input |
| Chân 3 | RA2 — GPIO / analog input |
| Chân 4 | RA3 — GPIO / analog input |
| Chân 5 | RA4 — GPIO / analog input |
| Chân 6 | VDD — Positive supply voltage |
| Chân 7 | VSS — Ground reference |
| Chân 8 | RB0 — GPIO / programming |
| Chân 9 | RB1 — GPIO / programming |
| Chân 10 | RB2 — GPIO / analog input |
| Chân 11 | RB3 — GPIO / analog input |
| Chân 12 | RB4 — GPIO / analog input |
| Chân 13 | RB5 — GPIO / analog input |
| Chân 14 | RB6 — GPIO / analog input |
| Chân 15 | RB7 — GPIO / analog input |
| Chân 16 | RB8 — GPIO |
| Chân 17 | RB9 — GPIO |
| Chân 18 | RB10 — GPIO |
| Chân 19 | RB11 — GPIO |
| Chân 20 | RB12 — GPIO |
| Chân 21 | RB13 — GPIO |
| Chân 22 | RB14 — GPIO |
| Chân 23 | RB15 — GPIO |
| Chân 24 | RC0 — GPIO |
| Chân 25 | RC1 — GPIO |
| Chân 26 | RC2 — GPIO |
| Chân 27 | RC3 — GPIO |
| Chân 28 | RC4 — GPIO |
| Chân 29 | RC5 — GPIO |
| Chân 30 | RC6 — GPIO |
| Chân 31 | RC7 — GPIO |
| Chân 32 | RC8 — GPIO |
| Chân 33 | RC9 — GPIO |
| Chân 34 | VDD — Positive supply voltage |
| Chân 35 | VSS — Ground reference |
| Chân 36 | RC10 — GPIO |
| Chân 37 | RC11 — GPIO |
| Chân 38 | RC12 — GPIO |
| Chân 39 | RC13 — GPIO |
| Chân 40 | RC14 — GPIO |
| Chân 41 | RC15 — GPIO |
| Chân 42 | D+ — USB D+ data line |
| Chân 43 | D- — USB D- data line |
| Chân 44 | VUSB — USB transceiver supply |
| Chân 45 | OSC1 — Crystal oscillator input |
| Chân 46 | OSC2 — Crystal oscillator output |
| Chân 47 | MCLR — Master Clear / reset |
| Chân 48 | PGED1 — Programming data / GPIO |
| Chân EP | EP — Exposed thermal pad, must be soldered to ground pour |
Ứng dụng tiêu biểu
PIC32MM0128GPM048-I/PT phù hợp cho 6 Áp dụngs: USB HID Peripherals, Low-Power IoT Sensor Nodes, Consumer Electronics with USB Connectivity, Industrial Sensor and Control Modules, HMI Front Panels with USB Connectivity, Battery-Powered Medical Accessories.
USB HID Peripherals
The PIC32MM0128GPM048-I/PT fits USB Human Interface Device peripherals thanks to its integrated USB 2.0 full-speed device controller and 128 KB Flash ECC memory that comfortably holds USB HID stacks plus application firmware. Placed as the central MCU with USB D+/D- routed to a Type-B or Mini-B connector, the part eliminates the need for an external USB controller. The 25 MHz MIPS32 microAptiv core delivers deterministic throughput for HID report polling, and the 12-bit ADC up to 1 Msps supports analogue control inputs like joystick axes or push-button voltage dividers.
Được đề xuất
Low-Power IoT Sensor Nodes
The PIC32MM0128GPM048-I/PT is suited to battery-powered IoT sensor nodes because the eXtreme low power PIC32MM GPM family targets sub-mA sleep currents while still delivering 32-bit performance when awake. Deployed as the sensing-and-transmit MCU, the part runs the on-chip 12-bit ADC to digitize sensor signals at up to 1 Msps, then wakes to transmit aggregated data over UART, SPI, or I2C to a host radio module. The 2.0 V to 3.6 V supply range permits direct connection to single-cell Li-ion or 2xAA chemistries without boost converters.
Được đề xuất
Consumer Electronics with USB Connectivity
Consumer devices such as gaming peripherals, audio controllers, and PC accessories benefit from the PIC32MM0128GPM048-I/PT's USB device capability combined with 128 KB Flash for application code and 16 KB SRAM for data buffers. The MCU is placed between the USB VBUS-derived 3.3 V rail and the device's peripheral load, with firmware implementing HID, CDC, or vendor-specific USB classes. Designers should note the 48-TQFP-EP footprint's exposed pad must be soldered to a grounded copper pour for thermal dissipation and electrical reference per Microchip layout guidelines.
Được đề xuất
Industrial Sensor and Control Modules
For industrial 24V-derived modules regulated to 3.3 V, the PIC32MM0128GPM048-I/PT provides 32-bit deterministic control of digital I/O, encoder inputs, and low-speed analogue channels via its 12-bit ADC. The -40C to +85C industrial temperature rating supports factory-floor deployments. The MCU's PWM and Enhanced Compare peripherals drive MOSFET or solenoid actuators at deterministic switching rates, while the 25 MHz core executes PID or state-machine control loops with microsecond response times.
Được đề xuất
HMI Front Panels with USB Connectivity
Human-machine interface front panels using USB to host PLCs or industrial PCs benefit from the PIC32MM0128GPM048-I/PT's USB 2.0 device plus 128 KB Flash that hosts display drivers, button debouncing, and LED control logic. Placed behind a sealed membrane keypad, the MCU scans rows and columns via GPIO, drives indicator LEDs through PWM channels, and reports state changes over USB HID to the host controller. The 48-pin TQFP-EP provides ample GPIO for 4x4 key matrices plus display driver signals.
Được đề xuất
Battery-Powered Medical Accessories
Medical USB-connected accessories such as glucose meters, pill dispensers, and portable monitors leverage the PIC32MM0128GPM048-I/PT's combination of USB device, ECC Flash, and eXtreme low power sleep modes. The 128 KB ECC-protected Flash ensures code integrity required by medical firmware standards, while 16 KB SRAM buffers data between the on-chip 12-bit ADC and USB transfers to the host application. Operating from a single-cell Li-ion via a low-dropout 3.3 V regulator extends battery life between charges.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC32MM0128GPM048-I/PT — 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 | PIC32MM0128GPM048T-I/PT | PIC32MM0064GPM048T-I/M4 | PIC32MK1024MCM100T-I/PT |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-TQFP-EP (7x7) | 48-TQFP-EP (7x7) | 48-TQFP (different body) | 100-TQFP |
| Flash Memory | 128 KB | 128 KB | 64 KB | 1024 KB |
| SRAM | 16 KB | 16 KB | 8 KB | 256 KB |
| Max CPU Clock | 25 MHz | 25 MHz | 25 MHz | 120 MHz |
| USB | USB 2.0 FS Device | USB 2.0 FS Device | USB 2.0 FS Device | USB 2.0 FS Device + Host |
| Operating Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.3 V to 3.6 V |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Pricing (USD qty 1) | 4.41 | similar | lower | higher |
Bảo phân biệt quan trọng
- Lowest-cost 128 KB Flash PIC32MM with USB and 48-pin TQFP-EP (vsPIC32MM0064GPM048T-I/M4)
- eXtreme low power architecture for battery applications (vsPIC32MK1024MCM100T-I/PT)
- Wider operating voltage range supports diverse battery chemistries (vsPIC32MK1024MCM100T-I/PT)
Ghi chú thiết kế
The 48-pin TQFP-EP package features an exposed thermal pad that MUST be soldered to a grounded copper pour of at least 1 square inch for proper thermal dissipation and electrical reference. Per Microchip's recommended land pattern (IPC-7351 compliant), the EP pad should have multiple thermal vias to the internal ground plane. Omitting the EP solder connection will degrade thermal performance and may cause the device to overheat at sustained 25 MHz operation with active peripherals.
Place 100 nF decoupling capacitors as close as possible to every VDD/VSS pin pair on the PIC32MM0128GPM048-I/PT. Add a bulk 10 uF ceramic or tantalum capacitor near the main VDD supply pin to handle USB inrush currents when the device is enumerated. For USB applications, route the VUSB pin through a ferrite bead or filter to isolate USB transceiver noise from the digital supply rail. The 2.0 V to 3.6 V range permits direct USB VBUS regulation via a low-dropout regulator.
Do not skip the MCLR pull-up resistor on the PIC32MM0128GPM048-I/PT - the Master Clear input requires a 10 kohm pull-up to VDD for normal operation. For the USB D+/D- lines, ensure 15 kohm pull-down resistors are present on each line as required by USB 2.0 specification, or use the MCU's internal pull-downs if enabled in configuration bits. Always configure unused GPIO pins as digital outputs driving low to minimize power consumption in the eXtreme low power modes.
Thông tin tuân thủ
RoHS and lead-free compliant per Microchip product environmental compliance page. Not AEC-Q100 qualified; for automotive applications consider PIC32MK AEC-Q100 variants. REACH compliance status confirmed via Microchip product declaration.