PIC32MX120F032C-V/TL - 32-bit MCU, 32KB Flash, 40MHz, 36-VTLA | Microchip
N.º de pieza: PIC32MX120F032C-V/TL ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $3.12 | $3,12 |
| 10 | $2.97 | $29,70 |
| 100 | $2.85 | $285,00 |
| 500 | $2.72 | $1.360,00 |
| 1.000 | $2.58 | $2.580,00 |
PIC32MX120F032C-V/TL Descripción general
What is a PIC32MX microcontroller? The PIC32MX series is Microchip's entry-level 32-bit MCU family based on the MIPS32 M4K core, bridging 8-bit PIC and 32-bit ARM-class performance. It belongs to the hierarchy microcontroller -> embedded controller -> semiconductor -> integrated circuit. These parts are designed for cost-sensitive embedded applications that need 32-bit math, USB, and rich peripherals in compact packages.
Key features include 32 KB Flash program memory, 8 KB SRAM, four channels of hardware DMA with automatic data size detection, two UART modules, two I2C modules, two SPI/I2S modules, a Parallel Master Port (PMP), a 10-bit ADC, five 16-bit timers/counters, and a real-time clock-calendar. The -V suffix indicates an operating temperature range of -40 C to +105 C (automotive grade), and the /TL suffix designates Tape-and-Reel packaging on a 36-pin VTLA (Very Thin Leadless Array) 5x5 mm land.
Architecturally, the PIC32MX1xx/2xx family uses separate PLLs for CPU and USB clocks, configurable Watchdog Timer with on-chip low-power RC oscillator, and multiple low-power modes (Idle, Sleep). The MIPS32 M4K core executes most instructions in one cycle, giving 1.56 DMIPS/MHz throughput. Pin-to-pin compatibility across the PIC32MX1xx/2xx family enables easy migration between memory sizes.
Typical applications include automotive body and comfort modules, consumer appliances, USB peripherals, industrial control nodes, sensor hubs, and low-cost graphics displays. The AEC-Q100 qualification makes the -V variant particularly attractive for in-cabin automotive ECUs that must operate at sustained 105 C ambient temperatures.
Design consideration: When migrating from a 16-bit PIC24 or PIC18 design, review the Peripheral Pin Select remapping carefully because PPS allows almost any digital peripheral to be routed to almost any I/O pin, which differs from the fixed peripheral-pin mapping on smaller PIC devices.
This page synthesizes distributor pricing, AEC-Q100-qualified drop-in alternatives, and practical PCB/thermal design notes not aggregated on the manufacturer product page.
Alternativas directas para PIC32MX120F032C-V/TL — 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 PIC32MX120F032C-V/TL (mismo factor de forma y huella) — difiere en ADC, DMA Channels, Package, I/O Pins, Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC32MX130F064C-V/TL
✅ Sustitución directa✓ En stock
$1.78 / unidad
Ver hoja de datos →PIC32MX150F128C-V/TL
✅ Sustitución directa✓ En stock
$3.5 / unidad
Ver hoja de datos →PIC32MX170F256C-V/TL
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC32MX120F032C-I/TL
✅ Sustitución directa✓ En stock
$2.2 / unidad
Ver hoja de datos →PIC32MX110F016C-V/TL
✅ Sustitución directa ⚠️ Especificaciones sin verificar✓ En stock
$2.05 / unidad
Ver hoja de datos →PIC32MX120F032BT-V/TL
✅ Sustitución directa ⚠️ Especificaciones sin verificar📋 Alternativa de referencia (no en el catálogo)
PIC32MX120F032C-V/TL Valores máximos y características eléctricas
| Core Architecture | MIPS32 M4K |
| Ancho del bus de datos | 32-bit |
| Maximum CPU Clock | 40 MHz |
| Program Memory (Flash) | 32 KB (32K x 8) |
| SRAM | 8 KB |
| Operating Voltage Range | 2.5 V to 3.6 V |
| Rango de temperatura de funcionamiento | -40 C to +105 C (automotive grade) |
| Package Type | 36-pin VTLA (5x5 mm) leadless array |
| AEC-Q100 Qualification | Qualified |
| I/O Pins | Up to 33 (5V tolerant) |
| ADC | 10-bit, up to 13 channels, 1 Msps |
| Timers | Five 16-bit timers/counters |
| DMA Channels | 4 channels with automatic data size detection |
| Communication Peripherals | 2x UART, 2x SPI/I2S, 2x I2C, PMP, IrDA, LINbus |
| Tipo de montaje | Surface Mount |
| Nivel MSL | 3 (168 hours) |
| Estado RoHS | Compliant |
| Lead-Free | Yes |
Guía de configuración de pines de PIC32MX120F032C-V/TL 36-pin vtla (5x5 mm) leadless array
Configuración de pines para PIC32MX120F032C-V/TL (encapsulado 36-pin vtla (5x5 mm) leadless array). Este CI digital incluye GPIO, interfaces de comunicación (UART, SPI, I2C) y pines de alimentación. Consulte la hoja de datos del fabricante para conocer las funciones alternativas de los pines y las opciones de configuración. Esencial para el diseño de sistemas embebidos y el diseño de PCB.
No hay datos detallados de patillaje disponibles para PIC32MX120F032C-V/TL.
Consulte la hoja de datos para ver la configuración completa de patillas.
Aplicaciones típicas
PIC32MX120F032C-V/TL es adecuado para 6 aplicacións: Automotive Body Control Module, USB Peripheral Device Controller, Industrial Sensor Hub, Low-Cost Graphics Display Controller, Consumer Appliance Control Board, Smart Home Sensor Node.
Automotive Body Control Module
The PIC32MX120F032C-V/TL is well-suited to automotive body and comfort ECUs requiring sustained 105 C operation. Its AEC-Q100 grade 2 qualification and -40 C to +105 C operating range allow placement in-cabin near HVAC vents or door modules. The 32 KB Flash holds LIN-based switch/input firmware while the 2x UART channels drive LIN transceivers; the 10-bit ADC reads switch and potentiometer inputs at 1 Msps. PPS remapping lets engineers route two LIN channels plus a debug interface without bus contention. Compared with PIC24FJ alternatives, the M4K core executes 16-bit math at 1.56 DMIPS/MHz, giving headroom for state-machine-based body controllers while keeping cost below $3 in volume.
Recomendado
USB Peripheral Device Controller
The PIC32MX120F032C-V/TL integrates a USB 2.0 full-speed Device controller with on-chip transceiver and dedicated PLL, removing the need for an external PHY. 32 KB Flash holds CDC/HID/MSD class firmware and 8 KB SRAM sustains double-buffered endpoint transfers at 12 Mbps. The exposed-pad 36-VTLA package enables compact dongle designs where thermal dissipation is low because the MCU draws under 80 mA active. Designers wire VBUS through a voltage divider to a 5V-tolerant I/O pin to detect attach/detach events. This part fits HID peripherals, USB-to-UART bridges, and USB audio class 1.0 devices where cost-per-unit matters more than RAM headroom.
Recomendado
Industrial Sensor Hub
For industrial 4-20 mA or 0-10 V sensor aggregation nodes, the PIC32MX120F032C-V/TL provides 13 ADC channels, 4-channel DMA for streaming conversions without CPU overhead, and two I2C ports for digital sensors. The 40 MHz M4K core pre-processes FFT or moving-average filtering on multiple channels simultaneously while the UART ports forward telemetry to a host PLC. The industrial -40 C to +85 C variant (PIC32MX120F032C-I/TL) suffices when cabinet-mounted; the -V automotive grade is recommended for outdoor enclosures. Compared with PIC16 or PIC18 alternatives, the 32-bit core completes a 256-tap FIR filter in roughly 10x fewer cycles.
Recomendado
Low-Cost Graphics Display Controller
The PIC32MX120F032C-V/TL drives small QVGA or 128x64 graphical LCDs through its Parallel Master Port (PMP) at up to 25 MHz pixel throughput, while the 32 KB Flash stores frame buffers and GUI primitives. The 5V-tolerant I/O connects directly to legacy character LCD modules without level shifters. The 36-VTLA 5x5 mm package fits behind a 1.5-inch TFT footprint. For richer graphics, the PIC32MX150F128C-V/TL offers 128 KB Flash on the same land pattern. PPS enables designers to remap PMP data lines to any I/O pin, simplifying PCB routing on dense HMI boards.
Recomendado
Consumer Appliance Control Board
In washing machines, dishwashers, and small kitchen appliances, the PIC32MX120F032C-V/TL provides ample headroom for motor-control state machines on universal motors or single-phase BLDCs. The 5x5 mm VTLA package fits tightly packed appliance control PCBs alongside triac drivers and zero-cross detectors. 32 KB Flash holds IEC 60730 Class B self-test routines and 8 KB SRAM supports look-up tables for sinusoidal commutation. The two UART modules drive HMI displays or Wi-Fi companion modules. Compared with 8-bit PIC18 alternatives, the 32-bit core executes Class B diagnostics in half the time, freeing cycles for the control loop.
Recomendado
Smart Home Sensor Node
The PIC32MX120F032C-V/TL serves as the main MCU in Zigbee/Thread/Matter border-router-adjacent sensor nodes, where it aggregates data from multiple I2C sensors and forwards packets over UART to a wireless companion module. The 4-channel DMA streams ADC samples without waking the CPU, enabling deep Sleep currents below 50 uA per the Microchip datasheet. The 36-VTLA leadless package is suitable for surface-mount reflow on compact sensor PCBs. AEC-Q100 grade 2 also lets the same firmware run in outdoor smart-lighting controllers where temperatures climb above 85 C.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC32MX120F032C-V/TL — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC32MX130F064C-V/TL | PIC32MX150F128C-V/TL | PIC32MX170F256C-V/TL | PIC32MX120F032C-I/TL | PIC32MX110F016C-V/TL |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 36-VTLA (5x5 mm) | 36-VTLA (5x5 mm) - same | 36-VTLA (5x5 mm) - same | 36-VTLA (5x5 mm) - same | 36-VTLA (5x5 mm) - same | 36-VTLA (5x5 mm) - same |
| Core | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K | MIPS32 M4K |
| Maximum CPU Clock | 40 MHz | 40 MHz | 50 MHz | 50 MHz | 40 MHz | 40 MHz |
| Flash | 32 KB | 64 KB | 128 KB | 256 KB | 32 KB | 16 KB |
| SRAM | 8 KB | 8 KB | 32 KB | 64 KB | 8 KB | 4 KB |
| Operating Temperature | -40 to +105 C (AEC-Q100) | -40 to +105 C (AEC-Q100) | -40 to +105 C (AEC-Q100) | -40 to +105 C (AEC-Q100) | -40 to +85 C (industrial) | -40 to +105 C (AEC-Q100) |
| 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 | 2.5 V to 3.6 V | 2.5 V to 3.6 V |
Diferenciadores clave
- AEC-Q100 grade 2 qualification at 105 C (frente a PIC32MX120F032C-I/TL)
- Lowest-cost automotive-grade 36-VTLA member of the family (frente a PIC32MX170F256C-V/TL)
- USB 2.0 full-speed Device with on-chip transceiver (frente a PIC32MX110F016C-V/TL)
Notas de diseño
Place a 10 uF ceramic bulk + 0.1 uF decoupling pair within 6 mm of each VDD/VSS pair on the 36-VTLA package. The PIC32MX120F032C-V/TL draws up to 80 mA active at 40 MHz with USB enabled - budget 100 mA peak including in-rush. Add a 4.7 uF bulk on VBUS when used as a USB device. Estimated: at 3.3 V x 80 mA active, average dissipation is 0.26 W, well within the VTLA 5x5 mm thermal envelope (theta_JA approximately 35 C/W) for a 9 C rise.
The 36-VTLA package has an exposed thermal pad that must be soldered to a copper pour on the top layer for both thermal dissipation and electrical ground. Stencil aperture for the EP should be split into a 4x4 grid of smaller openings to reduce solder voiding below 10%. Per IPC-7351, the EP land should be 4.2 mm x 4.2 mm with 0.3 mm solder mask expansion.
Route the 12 MHz primary crystal traces within 5 mm of the MCU with ground guard traces on both sides and a continuous ground plane beneath. PPS remapping means digital peripherals can be assigned to most I/O pins, but analog inputs and the ADC voltage reference should be kept on dedicated analog pins (ANx, AVDD, AVSS) to avoid digital switching noise coupling into ADC samples at 1 Msps.
The -V suffix denotes AEC-Q100 grade 2 (-40 to +105 C); the -I suffix denotes -40 to +85 C industrial. Selecting -I for an in-cabin automotive module that exceeds 85 C ambient will lead to out-of-spec operation and EMC failures. Always cross-reference the temperature range requirement with the part suffix before final BoM release.
Información de cumplimiento
AEC-Q100 grade 2 qualified per -V suffix. RoHS and lead-free confirmed by Microchip product page and DigiKey listing. REACH compliance statement available via Microchip environmental compliance database.
