PIC32MX470F512H-120/PT - 120MHz 32-bit MCU 512KB Flash | Microchip
N.º da peça: PIC32MX470F512H-120/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $8.4 | $8,40 |
| 10 | $7.56 | $75,60 |
| 100 | $6.72 | $672,00 |
| 500 | $6.05 | $3.025,00 |
| 1.000 | $5.38 | $5.380,00 |
| 3.000 | $4.7 | $14.100,00 |
PIC32MX470F512H-120/PT Visão geral
What is a 32-bit microcontroller? A 32-bit MCU is a single-chip processor with a 32-bit data bus, internal ALU, and program/data memory that executes complex embedded firmware. Within the broader taxonomy, this part sits at: microcontroller -> 32-bit MCU -> MIPS/ARM Cortex-M class -> PIC32MX family. The "PIC32MX3/4" series combines moderate performance (150 DMIPS), generous memory, and rich peripherals at low cost, making it the de facto upgrade path from PIC24/dsPIC and PIC32MX1/2 designs that have outgrown their original memory or peripheral budget.
Key features include the Peripheral Pin Select (PPS) engine that remaps digital peripherals to virtually any I/O pin, dramatically simplifying PCB routing. The 120 MHz core couples with a 7-stage pipeline and prefetch cache, while the CTMU enables robust capacitive touch interfaces. Two I2S modules, four UART, two I2C, and two SPI channels provide abundant connectivity; the USB 2.0 OTG port supports device, host, and On-The-Go roles. The 10-bit ADC offers 1 Msps with up to 28 channels; analog comparators add low-latency analog monitoring. The CTMU enables capacitive touch measurement at low cost.
Typical applications include HMI panels with graphics and touch, USB peripherals (HID/CDC/MSC), audio codecs and Bluetooth audio bridges, motor control FOC loops, IoT edge nodes, and industrial sensor hubs. Designers gravitate to PIC32MX470 for HMI + USB + audio combinations where an 8-bit MCU cannot keep up but a Cortex-M4 adds unnecessary cost.
When laying out the PCB, reserve at least one 10uF + one 0.1uF decoupling pair adjacent to the VDD/VSS pins, and use the Curiosity PIC32MX470 Development Board reference design for the USB 2.0 FS OTG PHY layout.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas drop-in para PIC32MX470F512H-120/PT — 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 PIC32MX470F512H-120/PT (mesmo formato e footprint) — diferindo em ADC, Package, USB, Parallel Master Port (PMP), SRAM.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC32MX470F512H-I/PT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC32MX470F512H-V/PT
✅ Drop-In✓ Em estoque
$6.1 / unidade
Ver ficha técnica →PIC32MX470F512H-120I/PT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC32MX470F512HT-120/PT
✅ Drop-In✓ Em estoque
$5.55 / unidade
Ver ficha técnica →PIC32MX470F512H-120/PT Classificações máximas e características elétricas
| Architecture | MIPS32 M4K |
| Core | Single-core 32-bit RISC |
| Maximum CPU Clock | 120 MHz |
| DMIPS | 150 DMIPS |
| Program Flash Memory | 512 KB (512K x 8) |
| SRAM | 128 KB |
| Faixa de temperatura de operação | -40C to +105C |
| Encapsulamento | 64-pin TQFP (PT) 10x10 mm |
| Tipo de montagem | Surface Mount |
| USB | USB 2.0 Full-Speed OTG controller |
| ADC | 10-bit, up to 28 channels, 1 Msps |
| Analog Comparators | 2 |
| I2S/SPI Modules | 2 |
| UART | 4 |
| I2C | 2 |
| PMP (Parallel Master Port) | Yes |
| PPS (Peripheral Pin Select) | Yes |
| CTMU (Charge Time Measurement Unit) | Yes |
| Status RoHS | Compliant |
Configuração de pinos do PIC32MX470F512H-120/PT
| Pino 1 | SDA3/RPG6/PMD6/AN28/CVD28 — I2C data / GPIO / PMP data / analog input |
| Pino 2 | SCL3/RPG7/PMD7/AN29/CVD29 — I2C clock / GPIO / PMP data / analog input |
| Pino 3 | RPG8/PMA0/AN30/CVD30 — GPIO / PMP address / analog input |
| Pino 4 | RPG9/PMA1/AN31/CVD31 — GPIO / PMP address / analog input |
| Pino 5 | MCLR — Master clear (reset) input |
| Pino 6 | VSS — Ground reference |
| Pino 7 | OSC1/CLKI/RA7 — Crystal oscillator input or external clock |
| Pino 8 | OSC2/CLKO/RA8 — Crystal oscillator output or system clock output |
| Pino 9 | SOSCI/RB4 — Secondary oscillator crystal input / GPIO |
| Pino 10 | SOSCO/RB5 — Secondary oscillator crystal output / GPIO |
| Pino 11 | VBUS — USB bus voltage detect |
| Pino 12 | VUSB3V3 — USB internal 3.3V regulator output |
| Pino 13 | D-/RG3 — USB D- / GPIO |
| Pino 14 | D+/RG2 — USB D+ / GPIO |
| Pino 15 | VDD — Digital supply voltage |
| Pino 16 | RPB0/RPD0/AN0/CVD0 — PPS remappable I/O / analog input |
| Pino 17 | RPB1/RPD1/AN1/CVD1 — PPS remappable I/O / analog input |
| Pino 18 | RPB2/RPD2/AN2/CVD2 — PPS remappable I/O / analog input |
| Pino 19 | RPB3/RPD3/AN3/CVD3 — PPS remappable I/O / analog input |
| Pino 20 | VDD — Digital supply voltage |
| Pino 21 | VSS — Ground reference |
| Pino 22 | RPB4/RPD4/AN4/CVD4 — PPS remappable I/O / analog input |
| Pino 23 | RPB5/RPD5/AN5/CVD5 — PPS remappable I/O / analog input |
| Pino 24 | RPB6/RPD6/AN6/CVD6 — PPS remappable I/O / analog input |
| Pino 25 | RPB7/RPD7/AN7/CVD7 — PPS remappable I/O / analog input |
| Pino 26 | RPB8/AN8/CVD8 — PPS remappable I/O / analog input |
| Pino 27 | RPB9/AN9/CVD9 — PPS remappable I/O / analog input |
| Pino 28 | RPB10/AN10/CVD10 — PPS remappable I/O / analog input |
| Pino 29 | RPB11/AN11/CVD11 — PPS remappable I/O / analog input |
| Pino 30 | VSS — Ground reference |
| Pino 31 | VDD — Digital supply voltage |
| Pino 32 | RPB12/AN12/CVD12 — PPS remappable I/O / analog input |
| Pino 33 | RPB13/AN13/CVD13 — PPS remappable I/O / analog input |
| Pino 34 | RPB14/AN14/CVD14 — PPS remappable I/O / analog input |
| Pino 35 | RPB15/AN15/CVD15 — PPS remappable I/O / analog input |
| Pino 36 | VDD — Digital supply voltage |
| Pino 37 | VSS — Ground reference |
| Pino 38 | RPC0/AN16/CVD16 — GPIO / analog input |
| Pino 39 | RPC1/AN17/CVD17 — GPIO / analog input |
| Pino 40 | RPC2/AN18/CVD18 — GPIO / analog input |
| Pino 41 | RPC3/AN19/CVD19 — GPIO / analog input |
| Pino 42 | RPC4/AN20/CVD20 — GPIO / analog input |
| Pino 43 | RPC5/AN21/CVD21 — GPIO / analog input |
| Pino 44 | RPC6/AN22/CVD22 — GPIO / analog input |
| Pino 45 | RPC7/AN23/CVD23 — GPIO / analog input |
| Pino 46 | RPC8/AN24/CVD24 — GPIO / analog input |
| Pino 47 | RPC9/AN25/CVD25 — GPIO / analog input |
| Pino 48 | VSS — Ground reference |
| Pino 49 | VDD — Digital supply voltage |
| Pino 50 | RPA0/CTED1/PMA2 — GPIO / CTMU edge / PMP address |
| Pino 51 | RPA1/CTED2/PMA3 — GPIO / CTMU edge / PMP address |
| Pino 52 | RPA2/CTED4/PMA5 — GPIO / CTMU edge / PMP address |
| Pino 53 | RPA3/CTED7/PMA8 — GPIO / CTMU edge / PMP address |
| Pino 54 | RPE0/PMD0 — GPIO / PMP data |
| Pino 55 | RPE1/PMD1 — GPIO / PMP data |
| Pino 56 | RPE2/PMD2 — GPIO / PMP data |
| Pino 57 | RPE3/PMD3 — GPIO / PMP data |
| Pino 58 | RPE4/PMD4 — GPIO / PMP data |
| Pino 59 | RPE5/PMD5 — GPIO / PMP data |
| Pino 60 | RPE6/PMD6 — GPIO / PMP data |
| Pino 61 | RPE7/PMD7 — GPIO / PMP data |
| Pino 62 | RPE8/PMA9 — GPIO / PMP address |
| Pino 63 | RPF0/PMA10 — GPIO / PMP address |
| Pino 64 | RPF1/PMA11 — GPIO / PMP address |
Aplicações típicas
PIC32MX470F512H-120/PT é adequado para 6 aplicaçãos: USB Human Interface Devices (HID), Audio Codec and Bluetooth Audio Bridge, HMI Panels with Graphics and Touch, Industrial Sensor Hub, Motor Control FOC Loops, IoT Edge Node with USB Connectivity.
USB Human Interface Devices (HID)
The PIC32MX470F512H-120/PT is well-suited for USB HID designs such as keyboards, mice, gamepads, and custom input peripherals. The integrated USB 2.0 Full-Speed OTG controller eliminates the need for an external PHY, while the 120 MHz MIPS32 M4K core executes USB stack polling and report generation without CPU bottlenecks. With 512 KB Flash, full HID descriptor tables and composite device stacks fit without external storage. The 64-pin TQFP provides enough I/O for matrix-scanned keyboards or capacitive slider peripherals via the CTMU.
Recomendado
Audio Codec and Bluetooth Audio Bridge
The PIC32MX470F512H-120/PT bridges I2S audio codecs and Bluetooth audio modules with its dual I2S/SPI modules and 120 MHz processing headroom. The two I2S interfaces allow simultaneous connection to a local audio DAC/ADC and a remote Bluetooth transceiver (such as the BM62/BM64 family), enabling smart speaker and headphone reference designs. The 512 KB Flash stores audio processing algorithms (EQ, dynamics, beamforming) while the 128 KB SRAM buffers PCM streams. The CTMU can drive capacitive touch controls for volume/play/pause.
Recomendado
HMI Panels with Graphics and Touch
The PIC32MX470F512H-120/PT drives small to medium HMI panels using its Parallel Master Port (PMP) interface for direct connection to TFT or OLED displays, plus CTMU for capacitive touch. The PMP supports 8/16-bit data bus and dedicated control signals for common display controllers, while the CTMU measures capacitance on touch electrodes with sub-pF accuracy. The 120 MHz CPU handles frame buffer updates and touch event processing at 60+ Hz refresh rates. With 512 KB Flash, complex GUI assets, fonts, and widget libraries fit in a single chip without external memory.
Recomendado
Industrial Sensor Hub
The PIC32MX470F512H-120/PT serves as an industrial sensor hub collecting analog and digital measurements from multiple transducers and forwarding them via UART, SPI, or Ethernet. The 10-bit ADC with up to 28 channels handles thermocouples, pressure transducers, and 4-20 mA loops; the CTMU enables precise timing for ultrasonic distance sensors. The four UART ports connect to RS-485 transceivers for Modbus RTU networks. With -40C to +105C temperature range, the part withstands factory-floor environments; PPS remapping simplifies PCB routing of multiple serial buses.
Recomendado
Motor Control FOC Loops
The PIC32MX470F512H-120/PT runs field-oriented control (FOC) loops for small BLDC and PMSM motors in appliances, robotics, and pumps. The 120 MHz MIPS32 M4K core executes FOC math within a typical 50 us PWM period, while the 10-bit ADC samples phase currents synchronously to PWM. The CTMU provides sub-microsecond timing for sensorless back-EMF zero-cross detection. The four UART ports expose the motor state for diagnostics and commissioning; 512 KB Flash holds the full motor control library including observer-based estimators.
Recomendado
IoT Edge Node with USB Connectivity
The PIC32MX470F512H-120/PT acts as an IoT edge node aggregating sensor data and presenting it over USB CDC/HID for connection to a host computer or gateway. The USB Full-Speed OTG port enumerates as a virtual COM port, HID device, or mass storage depending on firmware; this eliminates the need for a USB-to-UART bridge chip on the BOM. The 120 MHz core supports JSON parsing, base64 encoding, and lightweight TLS handshakes. The CTMU provides low-cost capacitive wake-up buttons; 512 KB Flash stores multiple application profiles.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC32MX470F512H-120/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC32MX470F512H-I/PT | PIC32MX470F512H-V/PT | PIC32MX470F512H-120I/PT | PIC32MX470F512HT-120/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-pin TQFP (PT) 10x10 mm | 64-pin TQFP (PT) 10x10 mm - same | 64-pin TQFP (PT) 10x10 mm - same | 64-pin TQFP (PT) 10x10 mm - same | 64-pin TQFP (PT) 10x10 mm - same |
| Maximum CPU Clock | 120 MHz | 80 MHz (-33%) | 80 MHz (-33%) | 120 MHz (same) | 120 MHz (same) |
| Flash Memory | 512 KB | 512 KB (same) | 512 KB (same) | 512 KB (same) | 512 KB (same) |
| SRAM | 128 KB | 128 KB (same) | 128 KB (same) | 128 KB (same) | 128 KB (same) |
| Operating Temperature | -40C to +105C | -40C to +85C (narrower) | -40C to +85C (narrower) | -40C to +85C (narrower) | -40C to +105C (same) |
| USB OTG | USB 2.0 FS OTG | USB 2.0 FS OTG (same) | USB 2.0 FS OTG (same) | USB 2.0 FS OTG (same) | USB 2.0 FS OTG (same) |
| ADC Channels | Up to 28 | Up to 28 (same) | Up to 28 (same) | Up to 28 (same) | Up to 28 (same) |
Principais diferenciais
- Full 120 MHz CPU clock versus 80 MHz I/V grades (vs PIC32MX470F512H-I/PT)
- Wider -40C to +105C temperature range versus -40C to +85C I/V grades (vs PIC32MX470F512H-I/PT)
- Pin-compatible factory-tested speed grade versus I/V downgrades (vs PIC32MX470F512H-V/PT)
Notas de projeto
Place a 10 uF bulk capacitor and a 0.1 uF ceramic decoupling capacitor within 5 mm of every VDD/VSS pair on the PIC32MX470F512H-120/PT. The MCU has four VDD/VSS pairs (pins 15/21, 20/6, 31/30, 36/37, 49/48) plus a separate VUSB3V3 (pin 12) that powers the internal USB transceiver. Tie VUSB3V3 to a 10 uF + 0.1 uF pair even if USB is unused; floating-pin VR connects a 10 k pull-up to MCLR if the internal pull-up is selected. Ensure the 3.3V rail can source 80 mA peak during USB suspend and high-current ADC bursts.
Route the USB D+/D- pair (pins 13/14) as a 90 ohm differential pair with maximum length under 50 mm. Keep the pair clear of switching signals and clock traces; place the VBUS (pin 11) sense trace separately. For the Curiosity PIC32MX470 development board reference design, use a 4-layer stack-up with continuous ground plane below the USB pair. The CTMU capacitive touch electrodes require guarded traces - surround each electrode with a grounded ring to suppress stray capacitance coupling.
Estimated: the 64-pin TQFP (PT) package has theta_JA approximately 50 C/W on a 2-layer PCB and 30 C/W on a 4-layer PCB. At 120 MHz CPU clock with all peripherals active, core power consumption reaches approximately 75 mW (VDD = 2.5V internal), so junction-to-ambient rise is only about 4 C on a 4-layer board. In enclosed industrial housings with no airflow, derate ambient by 15 C to maintain the 105 C upper temperature limit. At -40C, oscillator start-up time increases - allow 20 ms before releasing MCLR.
Do not assume the -120/PT suffix is interchangeable with -I/PT or -V/PT in firmware timing loops. The -120/PT runs at 120 MHz (15 ns cycle), while -I/PT and -V/PT run at 80 MHz (12.5 ns cycle). Peripherals and ADC sample windows scale with FCY - re-validate any interrupt latency budget when downgrading. Also, the PPS remapping registers must be unlocked and configured before first use; leaving PPS locked at reset routes all digital peripherals to default pins only, breaking custom PCB layouts.
Informações de conformidade
RoHS and lead-free compliant per Microchip product page. Not AEC-Q100 qualified - select PIC32MX8xx family for automotive-grade applications. Operating temperature -40C to +105C extends deployment beyond standard industrial -40C to +85C.
