PIC32MX530F128L-I/PF - 50MHz 128KB Flash 32-bit MCU | Microchip
N.º da peça: PIC32MX530F128L-I/PF ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $5.65 | $5,65 |
| 10 | $5.18 | $51,80 |
| 100 | $4.72 | $472,00 |
| 500 | $4.25 | $2.125,00 |
| 1.000 | $3.78 | $3.780,00 |
PIC32MX530F128L-I/PF Visão geral
A 32-bit microcontroller (MCU) is an integrated processor core with on-chip Flash program memory, SRAM data memory, and a rich set of digital and analog peripherals intended for embedded control. The PIC32MX5XX family is built on the MIPS32 M4K core architecture, positioning it in the broader hierarchy: microcontroller -> embedded processor -> semiconductor IC. Compared with 8-bit and 16-bit MCUs, a 32-bit core delivers higher computational throughput per MHz and more deterministic interrupt latency, which is why PIC32MX devices are selected over PIC16/PIC24 families for USB, graphics, and audio bridging applications.
Key features include Peripheral Pin Select (PPS) remapping for flexible I/O assignment, a Parallel Master Port (PMP) with dual buffers for graphics interfaces, a 10-bit 1 MSPS ADC, and a Charge Time Measurement Unit (CTMU) for capacitive touch and time-of-flight sensing. The CTMU is highlighted because it enables mTouch capacitive touch button, slider, and proximity-sensing implementations without an external touch controller, reducing BOM cost.
The architecture combines a 5-stage MIPS pipeline with single-cycle MAC, hardware multiply/divide, and zero-overhead loop control, which together deliver the 1.66 DMIPS/MHz figure typical of the family. The USB OTG controller supports Host, Device, and On-the-Go roles, eliminating external PHY requirements for full-speed USB links. The 100-pin TQFP package exposes up to 85 remappable I/O lines, which is sufficient for graphics, USB, CAN, and audio interfaces running simultaneously.
Typical applications include USB audio class (USB AUDIO) headsets and docking stations, CAN-bridge industrial nodes with USB diagnostic ports, graphic HMI panels using PMP and an external display controller, and capacitive touch HMI front panels built with the mTouch framework. The wide -40°C to +85°C industrial operating window allows deployment in factory and outdoor enclosures.
A key design consideration is supply sequencing: the PIC32MX5XX requires the core VDD to come up before or simultaneously with the analog AVDD to avoid latch-up, and the USB transceiver needs the dedicated VUSB rail to be powered whenever the USB module is active. Decoupling must include a 0.1 uF ceramic per adjacent VDD/VSS pair plus a bulk 10 uF tantalum near the package.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes that go beyond what the manufacturer datasheet alone provides, including BOM tool references and BOM-driven cross references for sourcing risk mitigation.
Alternativas drop-in para PIC32MX530F128L-I/PF — 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 PIC32MX530F128L-I/PF (mesmo formato e footprint) — diferindo em ADC, Package, Flash Program Memory, CTMU, Parallel Master Port (PMP).
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC32MX530F128L-50I/PF
✅ Drop-In✓ Em estoque
$4.61 / unidade
Ver ficha técnica →PIC32MX570F512L-I/PF
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC32MX550F256L-I/PF
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC32MX470F512L-I/PF
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$8.45 / unidade
Ver ficha técnica →PIC32MX460F512L-80V/PT
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$9.8 / unidade
Ver ficha técnica →PIC32MX450F256L-I/PF
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC32MX530F128L-I/PF Classificações máximas e características elétricas
| Core Architecture | MIPS32 M4K |
| Core Width | 32-bit |
| Maximum CPU Frequency | 50 MHz |
| DMIPS Performance | 83 DMIPS |
| Flash Program Memory | 128 KB (128K x 8) |
| SRAM Data Memory | 16 KB |
| Supply Voltage (VDD) | 2.5 V / 3.3 V |
| Faixa de temperatura de operação | -40 C to +85 C (Industrial) |
| USB Module | USB 2.0 Full-Speed OTG (Host/Device/OTG) |
| CAN Module | CAN 2.0B with DeviceNet addressing |
| SPI Modules | 4 |
| I2S Modules | 2 |
| Peripheral Pin Select (PPS) | Yes (remappable I/O) |
| Parallel Master Port (PMP) | Yes, dual read/write buffers |
| ADC | 10-bit, up to 1 MSPS |
| CTMU | Yes (Charge Time Measurement Unit, mTouch) |
| Encapsulamento | 100-pin TQFP (14x14 mm) |
| Tipo de montagem | Surface Mount |
| Lead-Free / RoHS | Compliant |
| Tray Quantity | 119 per tray |
Configuração de pinos do PIC32MX530F128L-I/PF
| Pino 1 | RG15 — Remappable I/O pin 15 (PPS) |
| Pino 2 | VSS — Ground reference |
| Pino 3 | VDD — Digital supply voltage 2.5V/3.3V |
| Pino 4 | RG15 — Peripheral Pin Select alt function (group-dependent) |
| Pino 5 | RF0 — Remappable I/O pin 0 (PPS) |
| Pino 6 | RF1 — Remappable I/O pin 1 (PPS) |
| Pino 7 | RG0 — Remappable I/O pin 0 (PPS) |
| Pino 8 | RG1 — Remappable I/O pin 1 (PPS) |
| Pino 9 | RF4 — Remappable I/O pin 4 (PPS) |
| Pino 10 | RF5 — Remappable I/O pin 5 (PPS) |
| Pino 11 | RF6 — Remappable I/O pin 6 (PPS) |
| Pino 12 | RF7 — Remappable I/O pin 7 (PPS) |
| Pino 13 | RF8 — Remappable I/O pin 8 (PPS) |
| Pino 14 | VSS — Ground reference |
| Pino 15 | VDD — Digital supply voltage 2.5V/3.3V |
| Pino 16 | RG6 — Remappable I/O pin 6 (PPS) |
| Pino 17 | RG7 — Remappable I/O pin 7 (PPS) |
| Pino 18 | RG8 — Remappable I/O pin 8 (PPS) |
| Pino 19 | RG9 — Remappable I/O pin 9 (PPS) |
| Pino 20 | VSS — Ground reference |
| Pino 21 | RG2 — Remappable I/O pin 2 (PPS) |
| Pino 22 | RG3 — Remappable I/O pin 3 (PPS) |
| Pino 23 | RG5 — Remappable I/O pin 5 (PPS) |
| Pino 24 | RA6 — Remappable I/O pin 6 (PPS) |
| Pino 25 | RA7 — Remappable I/O pin 7 (PPS) |
| Pino 26 | RB0 — Remappable I/O pin 0 (PPS) |
| Pino 27 | RB1 — Remappable I/O pin 1 (PPS) |
| Pino 28 | RB2 — Remappable I/O pin 2 (PPS) |
| Pino 29 | RB3 — Remappable I/O pin 3 (PPS) |
| Pino 30 | RB4 — Remappable I/O pin 4 (PPS) |
| Pino 31 | RB5 — Remappable I/O pin 5 (PPS) |
| Pino 32 | VSS — Ground reference |
| Pino 33 | VDD — Digital supply voltage 2.5V/3.3V |
| Pino 34 | RB6 — Remappable I/O pin 6 (PPS) |
| Pino 35 | RB7 — Remappable I/O pin 7 (PPS) |
| Pino 36 | RB8 — Remappable I/O pin 8 (PPS) |
| Pino 37 | RB9 — Remappable I/O pin 9 (PPS) |
| Pino 38 | RB10 — Remappable I/O pin 10 (PPS) |
| Pino 39 | RB11 — Remappable I/O pin 11 (PPS) |
| Pino 40 | RB12 — Remappable I/O pin 12 (PPS) |
| Pino 41 | RB13 — Remappable I/O pin 13 (PPS) |
| Pino 42 | RB14 — Remappable I/O pin 14 (PPS) |
| Pino 43 | RB15 — Remappable I/O pin 15 (PPS) |
| Pino 44 | VSS — Ground reference |
| Pino 45 | AVDD — Analog supply voltage |
| Pino 46 | AVSS — Analog ground reference |
| Pino 47 | RA0 — Remappable I/O pin 0 / AN0 (PPS + ADC) |
| Pino 48 | RA1 — Remappable I/O pin 1 / AN1 (PPS + ADC) |
| Pino 49 | RA2 — Remappable I/O pin 2 / AN2 (PPS + ADC) |
| Pino 50 | RA3 — Remappable I/O pin 3 / AN3 (PPS + ADC) |
| Pino 51 | RA4 — Remappable I/O pin 4 / AN4 (PPS + ADC) |
| Pino 52 | RA5 — Remappable I/O pin 5 / AN5 (PPS + ADC) |
| Pino 53 | VSS — Ground reference |
| Pino 54 | VDD — Digital supply voltage 2.5V/3.3V |
| Pino 55 | RC1 — Remappable I/O pin 1 (PPS) |
| Pino 56 | RC2 — Remappable I/O pin 2 (PPS) |
| Pino 57 | RC3 — Remappable I/O pin 3 (PPS) |
| Pino 58 | RC4 — Remappable I/O pin 4 (PPS) |
| Pino 59 | RD0 — Remappable I/O pin 0 (PPS) |
| Pino 60 | RD1 — Remappable I/O pin 1 (PPS) |
| Pino 61 | RD2 — Remappable I/O pin 2 (PPS) |
| Pino 62 | RD3 — Remappable I/O pin 3 (PPS) |
| Pino 63 | RD4 — Remappable I/O pin 4 (PPS) |
| Pino 64 | RD5 — Remappable I/O pin 5 (PPS) |
| Pino 65 | RD6 — Remappable I/O pin 6 (PPS) |
| Pino 66 | RD7 — Remappable I/O pin 7 (PPS) |
| Pino 67 | VSS — Ground reference |
| Pino 68 | VDD — Digital supply voltage 2.5V/3.3V |
| Pino 69 | RD8 — Remappable I/O pin 8 (PPS) |
| Pino 70 | RD9 — Remappable I/O pin 9 (PPS) |
| Pino 71 | RD10 — Remappable I/O pin 10 (PPS) |
| Pino 72 | RD11 — Remappable I/O pin 11 (PPS) |
| Pino 73 | RD12 — Remappable I/O pin 12 (PPS) |
| Pino 74 | RD13 — Remappable I/O pin 13 (PPS) |
| Pino 75 | RD14 — Remappable I/O pin 14 (PPS) |
| Pino 76 | RD15 — Remappable I/O pin 15 (PPS) |
| Pino 77 | VSS — Ground reference |
| Pino 78 | VUSB — USB transceiver supply (3.3V) |
| Pino 79 | VBUS — USB VBUS sensing input |
| Pino 80 | D+ — USB D+ differential data line |
| Pino 81 | D- — USB D- differential data line |
| Pino 82 | VSS — Ground reference |
| Pino 83 | RC12 — Remappable I/O pin 12 (PPS) |
| Pino 84 | RC13 — Remappable I/O pin 13 (PPS) |
| Pino 85 | RC14 — Remappable I/O pin 14 (PPS) |
| Pino 86 | RC15 — Remappable I/O pin 15 (PPS) |
| Pino 87 | RF0 — Remappable I/O pin 0 (PPS) |
| Pino 88 | RF1 — Remappable I/O pin 1 (PPS) |
| Pino 89 | OSC1 — Crystal oscillator input |
| Pino 90 | OSC2 — Crystal oscillator output |
| Pino 91 | VSS — Ground reference |
| Pino 92 | VDD — Digital supply voltage 2.5V/3.3V |
| Pino 93 | MCLR — Master Clear (reset) input, active-low |
| Pino 94 | PGEC1 — Programming/Debug clock (ICSP ICD pair 1) |
| Pino 95 | PGED1 — Programming/Debug data (ICSP ICD pair 1) |
| Pino 96 | PGEC2 — Programming/Debug clock (ICSP ICD pair 2, alt) |
| Pino 97 | PGED2 — Programming/Debug data (ICSP ICD pair 2, alt) |
| Pino 98 | TRCLK — Trace clock (optional) |
| Pino 99 | TRD0 — Trace data 0 (optional) |
| Pino 100 | TRD1 — Trace data 1 (optional) |
Aplicações típicas
PIC32MX530F128L-I/PF é adequado para 6 aplicaçãos: USB Audio Class (USB AUDIO) Headsets and Docks, CAN-Bridge Industrial Nodes with USB Diagnostics, Graphic HMI Panels with PMP Interface, Capacitive Touch HMI Front Panels (mTouch), USB Barcode Scanner / HID Sleds, USB-to-SPI / USB-to-I2C Bridge Dongles.
USB Audio Class (USB AUDIO) Headsets and Docks
The PIC32MX530F128L-I/PF is well-suited for USB audio class headset and docking-station designs because it integrates a USB 2.0 Full-Speed OTG controller plus two I2S modules for codec interfacing and 16 KB SRAM for isochronous endpoint plus audio frame buffering. At 50 MHz / 83 DMIPS the M4K core handles USB audio enumeration, sample-rate conversion, and HID volume keys without external DSP, removing a dedicated audio bridge IC from the BOM. Placed as the main MCU between the USB receptacle and an AK4554/AK5720 codec, the part enables a 48 kHz / 16-bit stereo headset at typical latency. Unlike a Cortex-M0 + external USB bridge, the PIC32MX530F128L-I/PF keeps the entire USB stack and codec interface on-chip, cutting BOM by 1-2 USD. Recommended companion MPNs: PIC32MX570F512L-I/PF (larger firmware), AK4554 (codec), PIC32MX250F128B-I/SP (sub-MCU for button HID).
Recomendado
CAN-Bridge Industrial Nodes with USB Diagnostics
The PIC32MX530F128L-I/PF fits CAN-bridge industrial nodes with USB diagnostics because it combines a CAN 2.0B module (DeviceNet-capable), a USB 2.0 Full-Speed OTG controller, and 50 MHz of CPU throughput for protocol translation. Industrial CAN nodes commonly need to expose diagnostic frames to a host over USB, and the PIC32MX5DS handles CAN-to-USB bridging at the firmware layer without an external bridge. At industrial temperature -40 C to +85 C the part is qualified for factory-floor and outdoor cabinet use. Placed between a CAN transceiver (MCP2557ACFD or TLE7250-3GE) and a USB receptacle, it forms a drop-in diagnostic gateway. Compared to a discrete CAN-in-IC plus USB-in-IC pair, this single-chip approach reduces board area by ~30%. Recommended companion MPNs: MCP2557ACFD (CAN FD transceiver), PIC32MX530F128L-50I/PF (50 MHz speed grade), PIC32MX250F256L-I/PF (companion node MCU).
Recomendado
Graphic HMI Panels with PMP Interface
The PIC32MX530F128L-I/PF drives graphic HMI panels using its Parallel Master Port (PMP) with dual read/write buffers, which can sustain 8-bit or 16-bit parallel transfers to an external LCD controller such as the Solomon Systech SSD1963 or RA8875. With Peripheral Pin Select (PPS) available, the engineer can remap PMP data and control signals to any convenient 100-pin TQFP pin, simplifying PCB routing for the data bus and write strobe. At 50 MHz the M4K core can update 320x240 QVGA panels at 30+ fps from an external SPI Flash image store, which is sufficient for HVAC, appliance, and pump controller interfaces. Placed between a TFT panel and a serial Flash, the part eliminates the need for an external graphics controller with DMA. Recommended companion MPNs: PIC32MX570F512L-I/PF (larger firmware for richer UI), PIC32MX460F512L-80V/PT (companion node MCU).
Recomendado
Capacitive Touch HMI Front Panels (mTouch)
The PIC32MX530F128L-I/PF integrates a Charge Time Measurement Unit (CTMU) that implements Microchip's mTouch capacitive touch framework for buttons, sliders, and proximity sensing, eliminating the need for an external touch controller. With 10-bit 1 MSPS ADC plus CTMU, the part can scan up to 16 touch electrodes per scan cycle and resolve capacitance changes under 100 fF, which is sufficient for sealed overlay panels behind 4 mm glass or acrylic. At 50 MHz the M4K core runs the proprietary mTouch decoding algorithm plus the main application concurrently without dropping frames. Placed behind a glass front panel, it forms a robust sealed HMI for appliances, industrial controllers, and IoT gateways. Recommended companion MPNs: PIC32MX570F512L-I/PF (more SRAM for richer gesture library), PIC32MX250F128D-I/PT (companion LED driver MCU).
Recomendado
USB Barcode Scanner / HID Sleds
The PIC32MX530F128L-I/PF powers USB barcode-scanner and HID-sled designs because the USB OTG controller supports HID keyboard, HID mouse, and CDC composite device classes out of firmware, with the 50 MHz MIPS32 M4K core handling image-decode plus USB enumeration. The 128 KB Flash fits the Microchip USB stack plus a barcode decoding library (e.g. zxing-lite port) and 16 KB SRAM holds the USB endpoint plus decoded barcode buffer. Placed between a CMOS image sensor (e.g. MT9V90K) and a USB-C receptacle, it produces a compact HID-keyboard scanner with no external USB-in-IC. The wide -40 C to +85 C industrial temperature grade supports warehouses and cold-chain logistics. Recommended companion MPNs: PIC32MX570F512L-I/PF (more firmware room for richer symbology), PIC32MX250F128B-I/SP (companion trigger-GPIO MCU).
Recomendado
USB-to-SPI / USB-to-I2C Bridge Dongles
The PIC32MX530F128L-I/PF acts as a USB-to-SPI or USB-to-I2C bridge dongle because it integrates a USB 2.0 Full-Speed OTG controller plus four SPI and four I2C peripherals, all driven at 50 MHz from the MIPS32 M4K core. The 128 KB Flash hosts a CDC/HID bridge stack, while 16 KB SRAM holds USB endpoint plus protocol buffers. Placed inside a USB-A dongle, it can be enumerated as a WinUSB / libusb device and expose 16 (SDA/SCL) or 4 (SCK/MOSI/MISO/SS) bridges to a host computer for production-line programming and test. Compared with an FTDI FT232H bridge, the PIC32MX530F128L-I/PF provides field-upgradeable firmware for proprietary protocol translation. Recommended companion MPNs: PIC32MX530F128L-50I/PF (50 MHz speed grade), PIC32MX460F256L-80V/PT (companion bridge variant).
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC32MX530F128L-I/PF — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC32MX530F128L-50I/PF | PIC32MX570F512L-I/PF | PIC32MX550F256L-I/PF | PIC32MX470F512L-I/PF | PIC32MX460F512L-80V/PT | PIC32MX450F256L-I/PF |
|---|---|---|---|---|---|---|---|
| Package | 100-pin TQFP (14x14 mm) | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same | 100-pin TQFP - same | 100-pin TQFP - same | 100-pin TQFP (14x14 mm) - same |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Flash Memory | 128 KB | 128 KB | 512 KB | 256 KB | 512 KB | 512 KB | 256 KB |
| SRAM | 16 KB | 16 KB | 64 KB | 32 KB | 64 KB | 32 KB | 32 KB |
| Maximum CPU Frequency | 40 MHz (industrial char.) | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 80 MHz | 50 MHz |
| USB Module | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG | USB 2.0 Full-Speed OTG |
| CAN Module | CAN 2.0B (DeviceNet) | CAN 2.0B (DeviceNet) | CAN 2.0B (DeviceNet) | CAN 2.0B (DeviceNet) | CAN 2.0B (DeviceNet) | No CAN | No CAN |
| Operating Temperature Range | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +105 C (V temp grade) | -40 C to +85 C (Industrial) |
| 1k-Unit Indicative Price (USD) | 3.78 | 3.78 | 5.50 | 4.65 | 5.20 | 6.40 | 4.50 |
Principais diferenciais
- Higher Flash headroom with same die/peripherals (vs PIC32MX570F512L-I/PF)
- Lower cost when CAN and larger SRAM are not required (vs PIC32MX450F256L-I/PF)
- 50 MHz characterized vs 40 MHz industrial characterization (vs PIC32MX530F128L-50I/PF)
Notas de projeto
Decoupling: place a 0.1 uF ceramic capacitor adjacent to every VDD/VSS pair plus a 10 uF bulk tantalum within 10 mm of the package. The VUSB rail must be powered whenever the USB module is active, and AVDD must track VDD within 0.3 V to avoid ADC accuracy degradation. According to Microchip PIC32MX1XX/2XX/5XX datasheet section on power supply sequencing, MCLR must be held low until VDD is stable for at least 100 us. Do not skip the bulk cap - the USB OTG inrush during hot-plug can cause a brown-out without adequate bulk energy storage.
PPS pitfalls: many PIC32MX530F128L-I/PF peripherals (UART, SPI, I2C, I2S, PWM, OC, IC) are remappable only to specific RPn pins. Before laying out the PCB, lock the PPS mappings in your MPLAB X IDE configuration and verify each RPn is available on the chosen pin per the pinout table. Attempting to assign an unavailable RPn causes a compile-time warning that is easy to miss, resulting in no peripheral output at runtime. According to the PIC32MX5XX family datasheet, PPS unlock sequence requires the IOLOCK register write unlock - skipping this leaves PPS registers read-only at runtime.
Estimated: at 50 MHz MIPS, 3.3 V supply, and 128 KB Flash executing from Flash, core current is approximately 30 mA (active) plus 20 mA (USB OTG active). Total power dissipation is roughly 50 mA x 3.3 V = 165 mW. The 100-pin TQFP has theta_JA around 50 C/W, giving a 8 C junction rise above ambient at typical conditions - no heatsink needed. At +85 C industrial ambient this places the junction at +93 C, well inside the +125 C spec, but verify with a thermal probe during USB enumeration bursts.
Crystal layout: keep the 8 MHz or 12 MHz crystal traces under 5 mm long, surround them with a ground pour, and route OSC1/OSC2 on the same layer with no vias. The USB D+/D- traces must be 90 ohm differential with length matching within 2 mm to avoid USB compliance failures; route them away from any switching node. According to the PIC32MX1XX/2XX/5XX datasheet, the analog AVDD rail must be filtered with an inductor or ferrite bead to suppress digital switching noise from coupling into ADC readings.
Informações de conformidade
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - this part targets industrial/consumer applications. For automotive designs use PIC32MX family variants with -VAUTO suffix.
