PIC32MX154F128D-V/ML - 32-bit MCU, 128KB, 72MHz, XLP | Microchip
N.º da peça: PIC32MX154F128D-V/ML ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $4.78 | $4,78 |
| 10 | $4.3 | $43,00 |
| 100 | $3.82 | $382,00 |
| 500 | $3.42 | $1.710,00 |
| 1.000 | $3.05 | $3.050,00 |
PIC32MX154F128D-V/ML Visão geral
A microcontroller (MCU) is an integrated circuit that combines a CPU core, program memory (Flash), data memory (RAM), and peripherals (timers, ADC, communication interfaces) into a single chip. Within the broader hierarchy, MCUs are classified under microcontrollers -> embedded processors -> semiconductors. The PIC32MX1XX family belongs to the 32-bit MIPS-based PIC32 product line, which targets higher performance than the 8-bit PIC16/PIC18 families while integrating the eXtreme Low Power (XLP) features of the PIC24/dsPIC families.
Key features of the PIC32MX154F128D-V/ML include 128KB Flash, 32KB SRAM, four 16-bit timers, three analog comparators, a 10-bit 1 Msps ADC with up to 28 channels, USB 2.0 full-speed On-The-Go (OTG) support, and a Charge Time Measurement Unit (CTMU) for capacitive touch sensing. It also integrates a Real-Time Clock/Calendar (RTCC) and multiple serial interfaces including UART, SPI, and I2C. The 44-pin VQFN package provides ample I/O with 35 remappable I/O pins and supports industrial and automotive temperature ranges.
The device architecture uses the MIPS32 M4K core with 5-stage pipeline, hardware multiply/divide, and tightly-coupled SRAM for deterministic interrupt response. The PMD (Peripheral Module Disable) registers allow unused peripherals to be gated off to reduce active current. Deep sleep mode current is specified in the low-microamp range, making it attractive for battery-powered applications.
Typical applications include automotive body electronics, consumer appliances with capacitive touch user interfaces, industrial sensor hubs, USB peripherals, and low-power IoT endpoints. The CTMU enables robust touch button and slider implementations without external analog front ends.
When designing with this MCU, allocate the 44-pin VQFN land pattern on a multi-layer PCB with thermal vias under the exposed pad. Configure the JTAG/SWD debug interface via the dedicated PGECx/PGEDx pins and reserve them for the programmer during development. Use the configuration bits to set the oscillator mode and watchdog timer behavior.
This page synthesizes distributor stock and pricing, automotive-grade drop-in alternatives, and practical design notes that are not found in the manufacturer datasheet alone.
Alternativas drop-in para PIC32MX154F128D-V/ML — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC32MX154F128D-V/ML (mesmo formato e footprint) — diferindo em Package, Operating Temperature, ADC, I/O Pins, Timers.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC32MX154F128DT-V/ML
✅ Drop-In✓ Em estoque
$3.82 / unidade
Ver ficha técnica →PIC32MX154F128D-I/ML
✅ Drop-In✓ Em estoque
$3.92 / unidade
Ver ficha técnica →PIC32MX150F128D-I/ML
✅ Drop-In✓ Em estoque
$3.25 / unidade
Ver ficha técnica →PIC32MX150F128DT-V/ML
✅ Drop-In✓ Em estoque
$2.31 / unidade
Ver ficha técnica →PIC32MX130F064D-V/ML
✅ Drop-In✓ Em estoque
$2.15 / unidade
Ver ficha técnica →PIC32MX120F032D-V/ML
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC32MX154F128D-V/ML Classificações máximas e características elétricas
| Core Architecture | MIPS32 M4K 32-bit RISC |
| Maximum CPU Frequency | 72 MHz |
| Program Memory (Flash) | 128 KB (128K x 8) |
| Data Memory (SRAM) | 32 KB |
| Operating Voltage | 2.5 V to 3.6 V |
| Encapsulamento | 44-pin VQFN (8x8 mm) with exposed pad |
| I/O Pins | Up to 35 remappable |
| ADC | 10-bit, 1 Msps, up to 28 channels |
| Analog Comparators | 3 |
| Timers | 4 x 16-bit, 2 x 32-bit (capture/compare/PWM) |
| USB | USB 2.0 Full-Speed OTG |
| Communication Interfaces | UART, SPI, I2C, USB OTG |
| Special Features | CTMU (touch), RTCC, PMP |
| Automotive Qualification | AEC-Q100 Grade 2 (-40C to +125C) |
| Temperatura de operação | -40C to +125C (automotive/V suffix) |
| Status RoHS | Compliant |
Configuração de pinos do PIC32MX154F128D-V/ML
| Pino 1 | RPB11 — Remappable I/O / PGEC1 |
| Pino 2 | RPB10 — Remappable I/O / PGED1 |
| Pino 3 | RPB9 — Remappable I/O |
| Pino 4 | RPB8 — Remappable I/O |
| Pino 5 | RPB7 — Remappable I/O |
| Pino 6 | RPB6 — Remappable I/O |
| Pino 7 | RPB5 — Remappable I/O |
| Pino 8 | RPB4 — Remappable I/O |
| Pino 9 | RPB3 — Remappable I/O |
| Pino 10 | RPB2 — Remappable I/O |
| Pino 11 | RPB1 — Remappable I/O |
| Pino 12 | RPB0 — Remappable I/O |
| Pino 13 | VSS — Ground reference |
| Pino 14 | VDD — Positive supply voltage |
| Pino 15 | RPA7 — Remappable I/O |
| Pino 16 | RPA6 — Remappable I/O |
| Pino 17 | RPA5 — Remappable I/O |
| Pino 18 | RPA4 — Remappable I/O / TCK |
| Pino 19 | RPA3 — Remappable I/O |
| Pino 20 | RPA2 — Remappable I/O |
| Pino 21 | RPA1 — Remappable I/O |
| Pino 22 | RPA0 — Remappable I/O |
| Pino 23 | VSS — Ground reference |
| Pino 24 | VDD — Positive supply voltage |
| Pino 25 | RPC9 — Remappable I/O |
| Pino 26 | RPC8 — Remappable I/O |
| Pino 27 | RPC7 — Remappable I/O |
| Pino 28 | RPC6 — Remappable I/O |
| Pino 29 | RPC5 — Remappable I/O |
| Pino 30 | RPC4 — Remappable I/O |
| Pino 31 | RPC3 — Remappable I/O |
| Pino 32 | RPC2 — Remappable I/O |
| Pino 33 | RPC1 — Remappable I/O |
| Pino 34 | RPC0 — Remappable I/O |
| Pino 35 | VSS — Ground reference |
| Pino 36 | VDD — Positive supply voltage |
| Pino 37 | RPD11 — Remappable I/O |
| Pino 38 | RPD10 — Remappable I/O |
| Pino 39 | RPD9 — Remappable I/O |
| Pino 40 | RPD8 — Remappable I/O |
| Pino 41 | RPD7 — Remappable I/O |
| Pino 42 | RPD6 — Remappable I/O |
| Pino 43 | RPD5 — Remappable I/O |
| Pino 44 | RPD4 — Remappable I/O |
Aplicações típicas
PIC32MX154F128D-V/ML é adequado para 7 aplicaçãos: Automotive Body Electronics, Capacitive Touch User Interface, USB Human Interface Device, Industrial Sensor Hub, Low-Power IoT Endpoint, Consumer Appliance Controller, Medical Monitoring Accessory.
Automotive Body Electronics
The PIC32MX154F128D-V/ML fits automotive body controllers thanks to its AEC-Q100 Grade 2 qualification and -40C to +125C operating range. Its 32-bit MIPS M4K core at 72 MHz and 128 KB Flash provide headroom for CAN-style network stacks, body control modules, and BCM firmware. The 10-bit 1 Msps ADC with up to 28 channels allows direct connection to multiplexed sensor inputs, while the RTCC supports time-stamped event logging. Compared to PIC32MX150F128D-I/ML, the -V suffix on this part is the deciding factor for in-cabin automotive deployment where Grade 2 qualification is required.
Recomendado
Capacitive Touch User Interface
The CTMU peripheral on the PIC32MX154F128D-V/ML enables precise time-based charge measurement for robust capacitive touch buttons, sliders, and proximity sensors without external analog front ends. The 128 KB Flash comfortably holds the Microchip mTouch library plus GUI state machines, while 32 KB SRAM buffers scan data and debounce logic. The 3 analog comparators provide additional fallback sensing for wet or noisy environments, ensuring reliable button detection behind glass up to 5 mm thick. Compared to PIC32MX120F032D-V/ML, the extra 64 KB Flash and 16 KB SRAM matter for projects with 12+ buttons and slider widgets.
Recomendado
USB Human Interface Device
The integrated USB 2.0 Full-Speed OTG controller with internal transceiver makes the PIC32MX154F128D-V/ML ideal for HID peripherals such as keyboards, mice, game controllers, and custom input devices. The 72 MHz MIPS M4K core runs the Microchip USB stack with HID, CDC, and Vendor classes at full-speed with comfortable CPU margin. 128 KB Flash stores the USB stack plus application logic, while 32 KB SRAM accommodates HID report buffers and protocol state. The -V automotive grade extends use to steering wheel controls and rugged industrial USB panels.
Recomendado
Industrial Sensor Hub
The PIC32MX154F128D-V/ML serves as a multi-protocol sensor hub aggregating UART, SPI, and I2C sensor data and forwarding over USB or RS-485. The 4 x 16-bit and 2 x 32-bit timers provide ample capture/compare/PWM channels for motor control and pulse counting in factory automation. The 10-bit ADC with 1 Msps sampling rate handles analog sensor inputs from temperature, pressure, and flow transducers. The XLP deep-sleep mode (sub-microamp) supports battery-backed wireless sensor nodes that wake on interrupt for years of service.
Recomendado
Low-Power IoT Endpoint
The PIC32MX154F128D-V/ML's XLP architecture delivers deep-sleep currents in the low-microamp range, allowing coin-cell or energy-harvested IoT nodes to operate for years on a single battery. The RTCC maintains wall-clock time across deep-sleep, enabling scheduled wake events without external RTC chips. 128 KB Flash accommodates TLS-lite stacks and Over-The-Air update bootloaders. Compared to PIC32MM0016GPL020-I/SS, the PIC32MX154F128D-V/ML has 8x more Flash and hardware USB for tethered provisioning during manufacturing.
Recomendado
Consumer Appliance Controller
White goods and small kitchen appliances benefit from the PIC32MX154F128D-V/ML's combination of touch UI support, USB service-port diagnostics, and robust analog peripherals in a compact 44-pin VQFN. The 35 remappable I/O pins multiplex between triac drivers, relay controls, seven-segment LEDs, and rotary encoder inputs. The CTMU enables sealed front-panel touch controls that survive wet kitchen environments. The -V automotive grade is overkill for indoor appliances; designers can use the PIC32MX154F128D-I/ML industrial variant instead.
Recomendado
Medical Monitoring Accessory
The PIC32MX154F128D-V/ML powers medical peripherals such as pill dispensers, blood-pressure cuffs, and pulse-oximeter docking stations, where its AEC-Q100 Grade 2 rating indicates the high reliability required for medical supply chains. The 10-bit ADC at 1 Msps captures waveform data from sensor front ends, while the USB OTG enables direct data transfer to a clinician's tablet or PC. The 32 KB SRAM buffers waveform frames prior to USB transmission, reducing host-side processing. The hardware CTMU supports touch-based patient controls with medical-grade sealed overlays.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC32MX154F128D-V/ML — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC32MX154F128DT-V/ML | PIC32MX154F128D-I/ML | PIC32MX150F128D-I/ML |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-pin VQFN (8x8 mm) | 44-pin VQFN (8x8 mm) - same | 44-pin VQFN (8x8 mm) - same | 44-pin VQFN (8x8 mm) - same |
| Program Flash | 128 KB | 128 KB | 128 KB | 128 KB |
| SRAM | 32 KB | 32 KB | 32 KB | 32 KB |
| Max CPU Clock | 72 MHz | 72 MHz | 72 MHz | 72 MHz |
| Operating Voltage | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 2.5 V to 3.6 V | 2.5 V to 3.6 V |
| Operating Temperature | -40C to +125C (AEC-Q100 Grade 2) | -40C to +125C | -40C to +85C (industrial) | -40C to +85C (industrial) |
| USB OTG | Yes (Full-Speed) | Yes (Full-Speed) | Yes (Full-Speed) | Yes (Full-Speed) |
| ADC Channels / Resolution | 28 channels / 10-bit / 1 Msps | 28 / 10-bit / 1 Msps | 28 / 10-bit / 1 Msps | 28 / 10-bit / 1 Msps |
| Automotive Grade (AEC-Q100) | Yes (Grade 2) | Yes (Grade 2) | No (industrial only) | No (industrial only) |
Principais diferenciais
- AEC-Q100 Grade 2 automotive qualification (vs PIC32MX154F128D-I/ML)
- Highest memory in the PIC32MX1XX VQFN-44 family at this temperature grade (vs PIC32MX130F064D-V/ML)
- Full-speed USB OTG integrated (vs PIC32MM0016GPL020-I/SS)
Notas de projeto
Estimated: The 44-pin VQFN (8x8 mm) package has an exposed thermal pad that must be soldered to the PCB ground plane with at least 9 thermal vias (0.3 mm drill, 0.6 mm pitch) for proper heat dissipation and signal return. Place 100 nF X7R decoupling capacitors on every VDD pin within 2 mm of the pin, plus a single 4.7 uF bulk capacitor on the main supply trace. Inadequate thermal pad soldering can cause the MCU to overheat and trigger thermal reset at full CPU load.
Configure the PIC32MX154F128D-V/ML to use Deep Sleep mode (SFR-based) for battery-powered applications; this drops current to under 1 uA with RTCC active. Use the Peripheral Module Disable (PMD) registers to gate off unused peripherals such as ADC, USB, or SPI modules to save additional active current. On-chip LDO voltage regulator requires only a single 10 uF bulk capacitor on VDD; do not add external series resistance.
When migrating from PIC32MX150F128D to PIC32MX154F128D-V/ML, verify that configuration bits for the PLL multiplier are set correctly - the PIC154 family supports up to 72 MHz but invalid PLL settings will lock the core. Reserve the PGECx/PGEDx pair (typically shared with RPB10/RPB11) for the in-circuit programmer and do not assign them as GPIO in the PPS mapping, or debug access will fail. Note that the -V suffix indicates AEC-Q100 Grade 2 qualification, but the silicon is identical to the -I industrial variant.
Informações de conformidade
AEC-Q100 Grade 2 qualified per -V suffix on Microchip ordering code. RoHS compliant, lead-free matte tin plating on VQFN package. Halogen-free mold compound per Microchip material specifications.
