PIC32MX570F512HT-50I/PT - 50MHz 512KB Flash MCU | Microchip
N.º da peça: PIC32MX570F512HT-50I/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $6.85 | $6,85 |
| 10 | $6.12 | $61,20 |
| 100 | $5.48 | $548,00 |
| 500 | $4.92 | $2.460,00 |
| 1.000 | $4.41 | $4.410,00 |
PIC32MX570F512HT-50I/PT Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and peripherals such as timers, communication interfaces, and analog blocks. The PIC32MX5xx family belongs to Microchip's PIC32 line, which combines MIPS M4K RISC architecture with rich peripheral integration, bridging 8/16-bit PIC microcontrollers and high-performance MPU-class devices. The MX570 sits in the mid-range Flash density tier (512 KB) with USB 2.0 full-speed OTG, two I2S, four SPI/I2S, PMP, and CTMU peripherals.
Key features include 50 MHz / 83 DMIPS core performance, 512 KB Flash with 64 KB RAM, 49 I/O pins with Peripheral Pin Select (PPS) remappable functions, two I2S modules for audio codecs, four SPI and four I2C interfaces, USB 2.0 full-speed OTG with dedicated DMA, a 10-bit 1 Msps ADC with 28 channels, a Parallel Master Port (PMP) with dual buffers for graphics, a Charge Time Measurement Unit (CTMU) for capacitive touch, and a 16-bit Parallel Port. Hardware multipliers/Dividers and a 5-stage pipeline execute DSP-like operations efficiently.
The architecture uses a Harvard-style 5-stage pipeline with separate instruction and data paths, plus a tightly coupled prefetch module that hides Flash latency. USB 2.0 full-speed OTG, two I2S interfaces, and PMP with dual buffers enable direct interfacing to audio CODECs, USB devices, and graphical LCDs without external logic, simplifying BOM. PPS remapping lets designers route digital functions to any GPIO pin, simplifying PCB layout and routing.
Typical applications include industrial control panels, USB-capable embedded devices (HID, CDC, MSD), audio playback modules with I2S CODECs, low-cost graphical HMI with PMP-driven LCDs, capacitive touch user interfaces using CTMU, and IoT edge nodes requiring USB connectivity. The wide peripheral set is well suited to consumer and industrial products that need USB, audio, and graphics in a single chip.
Design consideration: PPS remapping allows function-to-pin routing but each physical pin still has limited simultaneous function sets; verify the desired combination in the pin tables before committing to a pinout. For USB applications, the VBUS pin must be conditioned per the device errata and DP/DPU lines routed as a 90 ohm differential pair with proper guard traces.
This page synthesizes distributor pricing, drop-in pin-compatible alternatives, and design considerations not found in the manufacturer datasheet, optimized for engineers selecting an MCU for USB + audio + graphics applications.
Alternativas drop-in para PIC32MX570F512HT-50I/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 PIC32MX570F512HT-50I/PT (mesmo formato e footprint) — diferindo em Package, ADC, Core Architecture, CAN, MSL Level.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC32MX570F512H-50I/PT
✅ Drop-In✓ Em estoque
$4.11 / unidade
Ver ficha técnica →PIC32MX570F512H-I/PT
✅ Drop-In✓ Em estoque
$5.07 / unidade
Ver ficha técnica →PIC32MX550F256H-50I/PT
✅ Drop-In✓ Em estoque
$3.05 / unidade
Ver ficha técnica →PIC32MX570F512HT-50I/PT Classificações máximas e características elétricas
| Core Architecture | MIPS32 M4K (32-bit RISC) |
| Maximum CPU Speed | 50 MHz / 83 DMIPS |
| Program Flash Memory | 512 KB |
| Data SRAM | 64 KB |
| Operating Voltage | 2.5 V / 3.3 V |
| I/O Pins | 49 |
| Encapsulamento | 64-pin TQFP (10x10 mm) |
| Temperatura de operação | -40C to +85C (Industrial) |
| ADC | 10-bit, 1 Msps, 28 channels |
| USB | USB 2.0 Full-Speed OTG |
| SPI Modules | 4 |
| I2C Modules | 4 |
| I2S Modules | 2 |
| UART Modules | 6 |
| Parallel Master Port (PMP) | Yes (dual read/write buffers) |
| CTMU (Capacitive Touch) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| DMA Channels | 8 |
| Timers | 5 x 16-bit, 2 x 32-bit |
| Tipo de montagem | Surface Mount (Tape & Reel) |
| Status RoHS | Compliant |
Configuração de pinos do PIC32MX570F512HT-50I/PT
| Pino 1 | SDA3/RA0 — I2C data 3 / GPIO / analog input |
| Pino 2 | SCL3/RA1 — I2C clock 3 / GPIO / analog input |
| Pino 3 | RA2 — GPIO / analog input |
| Pino 4 | RA3 — GPIO / analog input / reference voltage |
| Pino 5 | RA4 — GPIO / analog input |
| Pino 6 | RA5 — GPIO / analog input |
| Pino 7 | RA6 — GPIO / analog input |
| Pino 8 | RA7 — GPIO / analog input |
| Pino 9 | RB0 — GPIO / programmable I/O |
| Pino 10 | RB1 — GPIO / programmable I/O |
| Pino 11 | RB2 — GPIO / programmable I/O |
| Pino 12 | RB3 — GPIO / programmable I/O |
| Pino 13 | RB4 — GPIO / programmable I/O |
| Pino 14 | RB5 — GPIO / programmable I/O |
| Pino 15 | RB6 — GPIO / ICD programming clock |
| Pino 16 | RB7 — GPIO / ICD programming data |
| Pino 17 | AVDD — Analog supply voltage |
| Pino 18 | AVSS — Analog ground |
| Pino 19 | RC1 — GPIO / analog input |
| Pino 20 | RC2 — GPIO / analog input |
| Pino 21 | RC3 — GPIO / analog input |
| Pino 22 | RC4 — GPIO / analog input |
| Pino 23 | VDD — Digital supply voltage |
| Pino 24 | VSS — Digital ground |
| Pino 25 | RC5 — GPIO / analog input |
| Pino 26 | RC6 — GPIO / analog input |
| Pino 27 | RC7 — GPIO / analog input |
| Pino 28 | RC8 — GPIO / analog input |
| Pino 29 | RC9 — GPIO / analog input |
| Pino 30 | RD0 — GPIO / PMP data |
| Pino 31 | RD1 — GPIO / PMP data |
| Pino 32 | RD2 — GPIO / PMP data |
| Pino 33 | RD3 — GPIO / PMP data |
| Pino 34 | RD4 — GPIO / PMP data |
| Pino 35 | RD5 — GPIO / PMP data |
| Pino 36 | RD6 — GPIO / PMP data |
| Pino 37 | RD7 — GPIO / PMP data |
| Pino 38 | VDD — Digital supply voltage |
| Pino 39 | OSC1/CLKI/RA8 — Crystal oscillator input / external clock |
| Pino 40 | OSC2/CLKO/RA9 — Crystal oscillator output / clock out |
| Pino 41 | VSS — Digital ground |
| Pino 42 | RE0 — GPIO / PMP control |
| Pino 43 | RE1 — GPIO / PMP control |
| Pino 44 | RE2 — GPIO / PMP control |
| Pino 45 | RE3 — GPIO / PMP control |
| Pino 46 | RE4 — GPIO / PMP control |
| Pino 47 | RE5 — GPIO / PMP control |
| Pino 48 | RE6 — GPIO / PMP control |
| Pino 49 | RE7 — GPIO / PMP control |
| Pino 50 | RF0 — GPIO |
| Pino 51 | RF1 — GPIO |
| Pino 52 | RF2 — GPIO / USB VBUS sense |
| Pino 53 | RF3 — GPIO / USB D- |
| Pino 54 | RF4 — GPIO / USB D+ |
| Pino 55 | RF5 — GPIO |
| Pino 56 | RF6 — GPIO |
| Pino 57 | RG0 — GPIO |
| Pino 58 | RG1 — GPIO |
| Pino 59 | RG2 — GPIO |
| Pino 60 | RG3 — GPIO |
| Pino 61 | VDD — Digital supply voltage |
| Pino 62 | VSS — Digital ground |
| Pino 63 | MCLR — Master clear reset (active-low) |
| Pino 64 | RG6/EP — GPIO / test pin |
Aplicações típicas
PIC32MX570F512HT-50I/PT é adequado para 7 aplicaçãos: USB HID / CDC Peripheral Devices, I2S Audio Playback Module, Industrial HMI with PMP-Driven LCD, Capacitive Touch User Interface, IoT Edge Sensor Node, USB Barcode / Card Reader, Consumer Audio Dongle.
USB HID / CDC Peripheral Devices
The PIC32MX570F512HT-50I/PT's integrated USB 2.0 Full-Speed OTG with dedicated DMA and 50 MHz / 83 DMIPS processing headroom makes it well-suited for USB Human Interface Devices and Communication Device Class peripherals. With 512 KB Flash, it can host the full Microchip USB stack plus application code; 64 KB SRAM accommodates USB descriptor buffers, endpoint FIFOs, and CDC line-coding buffers. The dedicated USB DMA channel offloads isochronous and bulk transfers from the CPU, freeing cycles for application logic in HID keyboards, custom peripherals, and CDC virtual COM ports.
Recomendado
I2S Audio Playback Module
The PIC32MX570F512HT-50I/PT's two I2S modules combined with 50 MHz MIPS32 M4K core make it ideal for stereo audio playback designs using external CODECs like the TI PCM1774 or Cirrus CS4344. The two I2S interfaces support simultaneous playback and recording paths or dual-channel CODECs. With 64 KB SRAM, ping-pong DMA buffers fit comfortably for 48 kHz / 24-bit audio streams. PPS remapping simplifies PCB routing of audio data lines to GPIO while keeping the digital control pins separate.
Recomendado
Industrial HMI with PMP-Driven LCD
The PIC32MX570F512HT-50I/PT's Parallel Master Port with dual read/write buffers enables direct connection to graphical LCDs and TFT controllers without external logic, ideal for industrial Human-Machine Interface panels. Dual buffers permit simultaneous display refresh and CPU frame-buffer updates without visible tearing. The 50 MHz MIPS32 M4K core renders menus, gauges, and bitmaps fast enough for smooth touch-screen response. CTMU hardware supports capacitive touch buttons and sliders without external ICs.
Recomendado
Capacitive Touch User Interface
The PIC32MX570F512HT-50I/PT's integrated Charge Time Measurement Unit (CTMU) provides hardware-accelerated capacitive touch sensing for buttons, sliders, and proximity sensors in consumer and appliance user interfaces. CTMU works with the ADC to measure charge-time delta on sense electrodes, supporting up to 49 touch channels via the 49 GPIO pins. Combined with the 50 MHz core for gesture processing and USB for connectivity, it eliminates external touch ICs while supporting modern touch UIs.
Recomendado
IoT Edge Sensor Node
The PIC32MX570F512HT-50I/PT's combination of 10-bit 1 Msps ADC with 28 channels, USB connectivity, and 50 MHz processing makes it suitable for IoT edge nodes that aggregate analog sensor data and present it over USB to a host. Five 16-bit timers handle PWM actuator outputs and sensor sampling scheduling. With 512 KB Flash, edge preprocessing, threshold detection, and USB CDC streaming all fit in a single chip, eliminating external bridge MCUs in sensor hub designs.
Recomendado
USB Barcode / Card Reader
The PIC32MX570F512HT-50I/PT's USB Full-Speed OTG with DMA, ample Flash (512 KB), and 50 MHz MIPS32 M4K core suit USB-connected barcode scanners, magnetic-stripe readers, and RFID reader modules. USB HID keyboard-emulation or CDC modes both work natively with the integrated stack. The CTMU can detect card-present switches or touch-input buttons, while UART peripherals drive external RFID readers or barcode imager engines, all coordinated by the 5-stage pipeline MIPS core.
Recomendado
Consumer Audio Dongle
The PIC32MX570F512HT-50I/PT's USB + I2S combo delivers a compact BOM for USB-to-I2S audio dongles that convert USB audio streams to digital I2S for external DACs. The full-speed USB handles 48 kHz / 16-bit stereo audio streams with low enough CPU overhead for reliable playback. PPS remapping routes I2S bit-clock, LR-clock, and data to any available GPIO pins, simplifying PCB layout in dongle-form-factor enclosures with tight space constraints.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC32MX570F512HT-50I/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC32MX570F512H-50I/PT | PIC32MX570F512H-50I/MR | PIC32MX570F512HT-50I/MR | PIC32MX570F512H-I/PT | PIC32MX550F256H-50I/PT |
|---|---|---|---|---|---|---|
| Package | 64-TQFP (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-QFN (10x10 mm) | 64-QFN (10x10 mm) | 64-TQFP (10x10 mm) - same | 64-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Maximum CPU Speed | 50 MHz / 83 DMIPS | 50 MHz / 83 DMIPS | 50 MHz / 83 DMIPS | 50 MHz / 83 DMIPS | 40 MHz / 66 DMIPS | 50 MHz / 83 DMIPS |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB | 256 KB |
| SRAM | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| USB 2.0 FS OTG | Yes (integrated) | Yes | Yes | Yes | Yes | Yes |
| I2S Modules | 2 | 2 | 2 | 2 | 2 | 2 |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Unit Price @ 100 pcs | $5.48 | ~$5.48 | ~$5.48 | ~$5.48 | ~$4.80 | ~$4.50 |
Principais diferenciais
- 50 MHz speed grade with same 64-TQFP footprint as 40 MHz variant (vs PIC32MX570F512H-I/PT)
- Tape and Reel packaging format for SMT assembly (vs PIC32MX570F512H-50I/PT)
- 512 KB Flash provides headroom for full USB stack plus application (vs PIC32MX550F256H-50I/PT)
Notas de projeto
Place a 10 uF tantalum or ceramic bulk capacitor and a 0.1 uF decoupling capacitor close to each VDD/VSS pin pair on the PIC32MX570F512HT-50I/PT. Separate analog (AVDD/AVSS) and digital (VDD/VSS) supplies with their own ferrite bead or filter to keep ADC noise below 1 LSB. USB operation draws additional transient current of 50-100 mA in bursts - bulk capacitance on VBUS load switch output must sustain this without rail collapse.
Route USB DP and DM as a 90 ohm differential pair with matched lengths, with a ground plane void-free beneath the traces. Keep the pair length under 50 mm and avoid splitting the ground plane beneath USB. Per the Microchip PIC32MX5xx family reference design, place the VBUS sense resistor divider within 10 mm of the USB connector. PPS-routed I2S lines benefit from series 33 ohm resistors near the MCU to dampen reflections on long traces.
Do not assume all PIC32MX570 variants share identical pinouts - the L (100-pin), H (64-pin), and F (100-pin different subset) suffixes have different pin counts and arrangements. Verify pinout against the specific 'HT' 64-TQFP pin table. PPS remapping means a peripheral can move to many GPIO pins but each pin has limited concurrent peripheral capabilities; double-check IOL/IOH drive strength ratings against load requirements before finalizing PCB layout.
Estimated: At 50 MHz, 3.3V, full USB + I2S activity, the PIC32MX570F512HT-50I/PT draws approximately 60 mA (198 mW). The 64-pin TQFP has theta_JA of approximately 45 C/W typical, yielding a junction temperature rise of 9C above ambient. At 85C ambient industrial max, Tj is approximately 94C - well below the 125C limit. No heatsink is required in typical designs, but verify by checking actual operating current against datasheet figures.
Informações de conformidade
RoHS and REACH compliant per Microchip product page. Industrial temperature grade (-40C to +85C) not automotive AEC-Q100 - choose PIC32MX570 AEC-Q100 variants for automotive. Lead-free and halogen-free per Microchip environmental compliance documentation.
