PIC32MX430F064HT-V/MR - 80MHz 32-bit MCU 64KB Flash | Microchip
N.º de pieza: PIC32MX430F064HT-V/MR ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $6.42 | $6,42 |
| 10 | $5.78 | $57,80 |
| 100 | $5.13 | $513,00 |
| 500 | $4.49 | $2.245,00 |
| 1.000 | $3.85 | $3.850,00 |
PIC32MX430F064HT-V/MR Descripción general
A 32-bit microcontroller is a system-on-chip that combines a 32-bit CPU core, Flash program memory, SRAM data memory, and a rich peripheral set (ADC, timers, communication controllers, DMA) into a single IC. The PIC32MX family belongs to the broader hierarchy of embedded MCU -> RISC microcontroller -> 32-bit MCU -> semiconductor. Compared to 8/16-bit MCUs, a 32-bit core like the M4K executes arithmetic and DSP operations in fewer cycles, enabling faster protocol handling and richer UI layers without an external coprocessor.
Key features of the PIC32MX430F064HT-V/MR include 64 KB Flash (64K x 8), 16 KB SRAM, USB-OTG full-speed on-chip transceiver, two I2S/SPI modules for digital audio, a 10-bit 1 Msps ADC with up to 28 analog inputs, a 16-channel DMA controller for CPU-offload data movement, an integrated CTMU for capacitive touch sensing, and parallel master port (PMP) for graphics or external memory. The "-V" suffix denotes AEC-Q100 Grade 2 automotive qualification, -40C to +105C operating range.
The M4K core uses a 5-stage pipeline and dual-issue DSP extensions, achieving 1.56 DMIPS/MHz and supporting MIPS16e code compression to maximize Flash density. Hardware multiply/divide and zero-overhead loop nesting accelerate DSP loops for audio codecs, motor control compensation, and crypto primitives. The fail-safe clock monitor with two watchdogs ensures deterministic recovery from oscillator faults - a critical feature in automotive and industrial deployments.
Typical applications include automotive body and infotainment HMIs with capacitive touch panels, USB audio bridges and USB-to-UART converter dongles, motor control for small BLDC and stepper actuators, IoT gateways bridging USB device peripherals to BLE/Wi-Fi modules, and industrial operator panels. The USB-OTG + DMA combination is particularly well-suited to data-logger front-ends.
Design considerations for this part include ensuring the exposed pad on the 64-VQFN is soldered to a sufficient copper pour for thermal relief, using the internal LDO or external 3.3V regulator as appropriate, and isolating analog AVss/AVdd from digital supplies. The CTMU pin assignments must be reserved and the touch firmware library configured per Microchip's MHC configuration to avoid false triggers on noisy panels.
This page synthesizes distributor pricing from DigiKey and Mouser, parametric drop-in alternatives from the PIC32MX3/4 family, and practical PCB/thermal design notes not consolidated on the manufacturer product page.
Alternativas directas para PIC32MX430F064HT-V/MR — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC32MX430F064HT-V/MR (mismo factor de forma y huella) — difiere en Package, I2C, Operating Temperature, UART, ADC.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC32MX430F064HT-I/MR
✅ Sustitución directa✓ En stock
$4.35 / unidad
Ver hoja de datos →PIC32MX430F064HT-80V/MR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC32MX430F064HT-120V/MR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC32MX430F064HT-V/RG
✅ Sustitución directa✓ En stock
$2.89 / unidad
Ver hoja de datos →PIC32MX330F064HT-V/MR
✅ Sustitución directa✓ En stock
$4.12 / unidad
Ver hoja de datos →PIC32MX430F064HT-V/MR Valores máximos y características eléctricas
| Core Architecture | MIPS32 M4K 32-bit RISC |
| Maximum CPU Frequency | 80 MHz |
| Program Flash Memory | 64 KB (64K x 8) |
| SRAM | 16 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| Rango de temperatura de funcionamiento | -40C to +105C (AEC-Q100 Grade 2) |
| Encapsulado | 64-pin VQFN (9x9 mm) with exposed pad |
| Package Code | MR |
| Tipo de montaje | Surface Mount |
| USB Controller | USB 2.0 Full-Speed OTG with on-chip transceiver |
| ADC | 10-bit 1 Msps, up to 28 channels |
| DMA Channels | 16 channels |
| Communication Peripherals | 2x I2C, 2x SPI/I2S, 2x UART |
| CTMU (Capacitive Touch) | Yes, integrated |
| Parallel Master Port (PMP) | Yes |
| Automotive Qualification | AEC-Q100 Grade 2 ("-V" suffix) |
| Estado RoHS | Compliant (per Microchip product page) |
Configuración de pines de PIC32MX430F064HT-V/MR
| Pin 1 | RB0 — General IO / PGED1 (programming data) |
| Pin 2 | RB1 — General IO / PGEC1 (programming clock) |
| Pin 3 | RB2 — General IO |
| Pin 4 | RB3 — General IO / AN3 |
| Pin 5 | RB4 — General IO / AN4 |
| Pin 6 | RB5 — General IO / AN5 |
| Pin 7 | RB6 — General IO / AN6 |
| Pin 8 | RB7 — General IO / AN7 |
| Pin 9 | RB8 — General IO / AN8 |
| Pin 10 | RB9 — General IO / AN9 |
| Pin 11 | RB10 — General IO |
| Pin 12 | RB11 — General IO |
| Pin 13 | RB12 — General IO |
| Pin 14 | RB13 — General IO / AN13 |
| Pin 15 | RB14 — General IO / AN14 |
| Pin 16 | RB15 — General IO / AN15 / OCFB |
| Pin 17 | VDD — Digital supply (2.3V-3.6V) |
| Pin 18 | VSS — Digital ground |
| Pin 19 | RC1 — General IO / AN16 |
| Pin 20 | RC2 — General IO / AN17 |
| Pin 21 | RC3 — General IO / AN18 |
| Pin 22 | RC4 — General IO / AN19 |
| Pin 23 | VDD — Digital supply |
| Pin 24 | VSS — Digital ground |
| Pin 25 | RC5 — General IO / AN20 |
| Pin 26 | RC6 — General IO |
| Pin 27 | RC7 — General IO |
| Pin 28 | RC8 — General IO |
| Pin 29 | RC9 — General IO |
| Pin 30 | RC10 — General IO |
| Pin 31 | RC11 — General IO |
| Pin 32 | RC12 — General IO |
| Pin 33 | RC13 — General IO |
| Pin 34 | RC14 — General IO / AN21 |
| Pin 35 | RC15 — General IO / AN22 |
| Pin 36 | VDD — Digital supply |
| Pin 37 | VSS — Digital ground |
| Pin 38 | RD0 — General IO |
| Pin 39 | RD1 — General IO |
| Pin 40 | RD2 — General IO |
| Pin 41 | RD3 — General IO |
| Pin 42 | RD4 — General IO |
| Pin 43 | RD5 — General IO |
| Pin 44 | RD6 — General IO |
| Pin 45 | RD7 — General IO |
| Pin 46 | RD8 — General IO |
| Pin 47 | RD9 — General IO |
| Pin 48 | RD10 — General IO |
| Pin 49 | RD11 — General IO |
| Pin 50 | RD12 — General IO |
| Pin 51 | RD13 — General IO |
| Pin 52 | RD14 — General IO |
| Pin 53 | RD15 — General IO |
| Pin 54 | VDD — Digital supply |
| Pin 55 | VSS — Digital ground |
| Pin 56 | RA0 — General IO |
| Pin 57 | RA1 — General IO |
| Pin 58 | RA2 — General IO |
| Pin 59 | RA3 — General IO |
| Pin 60 | RA4 — General IO |
| Pin 61 | RA5 — General IO |
| Pin 62 | RA6 — General IO |
| Pin 63 | RA7 — General IO |
| Pin 64 | RA8 — General IO |
| Pin 65 | EP — Exposed pad - must be soldered to ground (per datasheet) |
Aplicaciones típicas
PIC32MX430F064HT-V/MR es adecuado para 6 aplicacións: Automotive HMI with Capacitive Touch, USB Audio Bridge Dongle, Industrial USB Data Logger Front-End, Small Motor Control (BLDC / Stepper), IoT Edge Gateway with USB Device Bridge, Operator Panel / Industrial HMI Display.
Automotive HMI with Capacitive Touch
The PIC32MX430F064HT-V/MR's AEC-Q100 Grade 2 qualification, integrated CTMU capacitive-touch engine, and 64-pin VQFN form factor make it a strong fit for automotive human-machine-interface panels such as climate-control sliders, rear-seat entertainment keypads, and steering-wheel switch matrices. The CTMU pairs with the 10-bit 1 Msps ADC to resolve sub-pF capacitance changes with hardware noise filtering; Microchip's mTouch firmware library handles scan sequencing and baseline tracking. The 80 MHz M4K core debounces 32+ touch channels in real time while running a USB CDC link to the head unit for telemetry. The /MR exposed-pad package provides the thermal margin needed for sun-load ambient temperatures up to +105C inside instrument clusters and door modules.
Recomendado
USB Audio Bridge Dongle
The PIC32MX430F064HT-V/MR's USB 2.0 Full-Speed OTG controller with on-chip transceiver and dual I2S ports lets it serve as a compact USB-to-I2S audio bridge between a host PC and an external DAC/amplifier. The 16-channel DMA controller moves I2S samples between the USB endpoint buffer and the I2S TX register without CPU intervention, leaving the 80 MHz M4K core free for sample-rate conversion and volume processing. Hardware multiply/divide accelerates biquad filter stages needed for headroom tuning. The 64 KB Flash accommodates a USB Audio Class 1 driver stack with HID volume/control channel - sufficient for most consumer DAC dongle designs. The 64-VQFN MR package is small enough for inline dongle enclosures and reflows cleanly on standard FR-4.
Recomendado
Industrial USB Data Logger Front-End
The PIC32MX430F064HT-V/MR's USB-OTG device mode, dual UART, dual I2C, dual SPI, and 16-channel DMA form a compact data-logger front-end that bridges sensor peripherals (UART GPS, I2C IMU, SPI flash storage) to a host PC over USB CDC or USB MSD. The 16 KB SRAM buffers DMA streams from each peripheral while the M4K core performs real-time CRC stamping and FATFS file writes to an external SD card over SPI. The automotive -V grade lets the same firmware ship into factory-floor logging equipment that experiences elevated ambient temperatures. The 64-pin VQFN (MR) with exposed pad provides the IO count (28 ADC inputs, multiple comm peripherals) needed for multi-sensor aggregation without an external bus expander.
Recomendado
Small Motor Control (BLDC / Stepper)
The PIC32MX430F064HT-V/MR delivers deterministic PWM and ADC sampling required for sensorless BLDC or stepper motor commutation. The 80 MHz core runs Microchip's MPLAB Harmony Motor Control framework with field-oriented control (FOC) at switching frequencies up to 20 kHz, while the 10-bit 1 Msps ADC samples back-EMF on three phases within the PWM window. The dual I2S/SPI channels can drive a digital Hall-effect encoder or a Sigma-Delta current sense amplifier. The AEC-Q100 Grade 2 qualification means the same firmware can deploy in automotive auxiliary pumps, HVAC flaps, and seat adjusters - not just industrial conveyor drives. The 64-VQFN MR package exposes enough GPIO for three-phase gate drivers plus fault inputs and brake control.
Recomendado
IoT Edge Gateway with USB Device Bridge
The PIC32MX430F064HT-V/MR is well-suited as the USB-device side of an IoT edge node: it aggregates I2C sensor traffic, exposes the data as USB CDC or USB HID to a host SBC, and forwards control messages over UART to a downstream BLE/Wi-Fi module. The 16-channel DMA offloads I2C/SPI byte streams from the core, freeing the 80 MHz MIPS M4K to run a small embedded HTTP-to-UART gateway or a Modbus-to-USB bridge. The 64 KB Flash is sufficient for a USB CDC stack plus a slim Modbus RTU master library. The -V automotive grade extends the design's reach into telematics control units and vehicle-to-cloud gateways where commercial-grade MCUs are not acceptable.
Recomendado
Operator Panel / Industrial HMI Display
The PIC32MX430F064HT-V/MR's parallel master port (PMP) can directly drive a TFT LCD with a modest controllerless interface, while the 16 KB SRAM holds a UI framebuffer for icons and 8x8 fonts. The dual SPI/I2S ports attach to a touchscreen controller and an audio feedback buzzer/amplifier. The USB-OTG port allows field firmware updates via a USB stick. The -V automotive grade enables the same panel design to be deployed on agricultural vehicles, construction equipment, and forklifts that see extended sun-load and vibration. The 64-VQFN MR package with exposed pad keeps the board footprint under 25x25 mm - small enough for compact 3.5-inch panels.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC32MX430F064HT-V/MR — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC32MX430F064HT-I/MR | PIC32MX430F064HT-80V/MR | PIC32MX430F064HT-120V/MR | PIC32MX430F064HT-V/RG | PIC32MX330F064HT-V/MR |
|---|---|---|---|---|---|---|
| Package | VQFN-64 (MR) 9x9 mm | VQFN-64 (MR) - same | VQFN-64 (MR) - same | VQFN-64 (MR) - same | VQFN-64 (RG) 9x9 mm | VQFN-64 (MR) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Max CPU Frequency | 80 MHz | 80 MHz | 80 MHz | 120 MHz | 80 MHz | 80 MHz |
| Flash Memory | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB | 16 KB |
| Temperature Grade | -40C to +105C (AEC-Q100 G2) | -40C to +85C (Industrial) | -40C to +105C (AEC-Q100 G2) | -40C to +105C (AEC-Q100 G2) | -40C to +105C (AEC-Q100 G2) | -40C to +105C (AEC-Q100 G2) |
| USB Controller | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG |
| CTMU (Touch) | Yes | Yes | Yes | Yes | Yes | No |
Diferenciadores clave
- AEC-Q100 Grade 2 automotive qualification with integrated CTMU capacitive touch engine (frente a PIC32MX430F064HT-I/MR)
- Drop-in 120 MHz upgrade path on same 64-VQFN footprint (frente a PIC32MX430F064HT-120V/MR)
- Integrated CTMU eliminates external touch IC (frente a PIC32MX330F064HT-V/MR)
Notas de diseño
The 64-VQFN exposed pad is the primary thermal path. Solder it to a continuous ground copper pour of at least 100 mm^2, stitched with a 4x4 array of 0.3 mm thermal vias. Without sufficient copper, junction temperature can exceed +105C in enclosed automotive environments even at modest 80 MHz operation. Estimated: at 80 MHz, VDDCORE current is approximately 30 mA, so total dissipation is roughly 100 mW at 3.3V - thermal margin is acceptable with a proper pour but tight in sealed enclosures.
Place a 10uF bulk + 0.1uF high-frequency bypass capacitor pair within 2 mm of every VDD/VSS pin pair on the 64-VQFN. Keep analog AVdd/AVss traces short and isolated from digital switching lines - the ADC's 10-bit 1 Msps performance degrades noticeably with digital noise coupling. The USB D+/D- lines require a 27-ohm series resistor (not 22-ohm, not 33-ohm) close to the IC pins, plus a 90-ohm differential characteristic impedance on the USB trace pair per USB 2.0 FS layout rules.
Program/debug pins PGEC1/PGED1 (RB1/RB0) must be accessible after PCB assembly - either brought out to test pads or a header - because the -V AEC-Q100 variants are typically programmed in-circuit on the assembled board rather than pre-programmed at the factory. Reserve at least one UART pair as a fallback debug console output even if USB CDC is the primary interface.
Do not enable the CTMU touch engine without first configuring the relevant ADC channels and assigning CTMU charge-current trim - misconfigured CTMU reads can give false touch events or saturate the ADC. The 64 KB Flash with USB stack requires careful memory budgeting; consider using the PIC32MX450F256 variant if your USB CDC + HID + vendor stack does not fit in 64 KB. The automotive -V parts are NOT drop-in for firmware expecting -I temperature behavior - bootloader USB descriptors and clock trim values differ between grades.
Información de cumplimiento
AEC-Q100 Grade 2 qualified per the -V suffix. RoHS and lead-free compliant per Microchip product page.
