PIC32MX530F128L-I/PF - 50MHz 128KB Flash 32-bit MCU | Microchip
Référence : PIC32MX530F128L-I/PF ✓ Actif| Qté | Prix unitaire | 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 Présentation
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.
Alternatives de remplacement direct pour PIC32MX530F128L-I/PF — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC32MX530F128L-I/PF (même facteur de forme et même empreinte) — différant par ADC, Package, Flash Program Memory, CTMU, Parallel Master Port (PMP).
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC32MX530F128L-50I/PF
✅ Remplacement direct✓ En stock
$4.61 / unité
Voir la fiche technique →PIC32MX570F512L-I/PF
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC32MX550F256L-I/PF
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC32MX470F512L-I/PF
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$8.45 / unité
Voir la fiche technique →PIC32MX460F512L-80V/PT
✅ Remplacement direct ⚠️ Spécifications non vérifiées✓ En stock
$9.8 / unité
Voir la fiche technique →PIC32MX450F256L-I/PF
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC32MX530F128L-I/PF Valeurs maximales et caractéristiques électriques
| 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 |
| Plage de température de fonctionnement | -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) |
| Boîtier | 100-pin TQFP (14x14 mm) |
| Type de montage | Surface Mount |
| Lead-Free / RoHS | Compliant |
| Tray Quantity | 119 per tray |
Configuration des broches de PIC32MX530F128L-I/PF
| Broche 1 | RG15 — Remappable I/O pin 15 (PPS) |
| Broche 2 | VSS — Ground reference |
| Broche 3 | VDD — Digital supply voltage 2.5V/3.3V |
| Broche 4 | RG15 — Peripheral Pin Select alt function (group-dependent) |
| Broche 5 | RF0 — Remappable I/O pin 0 (PPS) |
| Broche 6 | RF1 — Remappable I/O pin 1 (PPS) |
| Broche 7 | RG0 — Remappable I/O pin 0 (PPS) |
| Broche 8 | RG1 — Remappable I/O pin 1 (PPS) |
| Broche 9 | RF4 — Remappable I/O pin 4 (PPS) |
| Broche 10 | RF5 — Remappable I/O pin 5 (PPS) |
| Broche 11 | RF6 — Remappable I/O pin 6 (PPS) |
| Broche 12 | RF7 — Remappable I/O pin 7 (PPS) |
| Broche 13 | RF8 — Remappable I/O pin 8 (PPS) |
| Broche 14 | VSS — Ground reference |
| Broche 15 | VDD — Digital supply voltage 2.5V/3.3V |
| Broche 16 | RG6 — Remappable I/O pin 6 (PPS) |
| Broche 17 | RG7 — Remappable I/O pin 7 (PPS) |
| Broche 18 | RG8 — Remappable I/O pin 8 (PPS) |
| Broche 19 | RG9 — Remappable I/O pin 9 (PPS) |
| Broche 20 | VSS — Ground reference |
| Broche 21 | RG2 — Remappable I/O pin 2 (PPS) |
| Broche 22 | RG3 — Remappable I/O pin 3 (PPS) |
| Broche 23 | RG5 — Remappable I/O pin 5 (PPS) |
| Broche 24 | RA6 — Remappable I/O pin 6 (PPS) |
| Broche 25 | RA7 — Remappable I/O pin 7 (PPS) |
| Broche 26 | RB0 — Remappable I/O pin 0 (PPS) |
| Broche 27 | RB1 — Remappable I/O pin 1 (PPS) |
| Broche 28 | RB2 — Remappable I/O pin 2 (PPS) |
| Broche 29 | RB3 — Remappable I/O pin 3 (PPS) |
| Broche 30 | RB4 — Remappable I/O pin 4 (PPS) |
| Broche 31 | RB5 — Remappable I/O pin 5 (PPS) |
| Broche 32 | VSS — Ground reference |
| Broche 33 | VDD — Digital supply voltage 2.5V/3.3V |
| Broche 34 | RB6 — Remappable I/O pin 6 (PPS) |
| Broche 35 | RB7 — Remappable I/O pin 7 (PPS) |
| Broche 36 | RB8 — Remappable I/O pin 8 (PPS) |
| Broche 37 | RB9 — Remappable I/O pin 9 (PPS) |
| Broche 38 | RB10 — Remappable I/O pin 10 (PPS) |
| Broche 39 | RB11 — Remappable I/O pin 11 (PPS) |
| Broche 40 | RB12 — Remappable I/O pin 12 (PPS) |
| Broche 41 | RB13 — Remappable I/O pin 13 (PPS) |
| Broche 42 | RB14 — Remappable I/O pin 14 (PPS) |
| Broche 43 | RB15 — Remappable I/O pin 15 (PPS) |
| Broche 44 | VSS — Ground reference |
| Broche 45 | AVDD — Analog supply voltage |
| Broche 46 | AVSS — Analog ground reference |
| Broche 47 | RA0 — Remappable I/O pin 0 / AN0 (PPS + ADC) |
| Broche 48 | RA1 — Remappable I/O pin 1 / AN1 (PPS + ADC) |
| Broche 49 | RA2 — Remappable I/O pin 2 / AN2 (PPS + ADC) |
| Broche 50 | RA3 — Remappable I/O pin 3 / AN3 (PPS + ADC) |
| Broche 51 | RA4 — Remappable I/O pin 4 / AN4 (PPS + ADC) |
| Broche 52 | RA5 — Remappable I/O pin 5 / AN5 (PPS + ADC) |
| Broche 53 | VSS — Ground reference |
| Broche 54 | VDD — Digital supply voltage 2.5V/3.3V |
| Broche 55 | RC1 — Remappable I/O pin 1 (PPS) |
| Broche 56 | RC2 — Remappable I/O pin 2 (PPS) |
| Broche 57 | RC3 — Remappable I/O pin 3 (PPS) |
| Broche 58 | RC4 — Remappable I/O pin 4 (PPS) |
| Broche 59 | RD0 — Remappable I/O pin 0 (PPS) |
| Broche 60 | RD1 — Remappable I/O pin 1 (PPS) |
| Broche 61 | RD2 — Remappable I/O pin 2 (PPS) |
| Broche 62 | RD3 — Remappable I/O pin 3 (PPS) |
| Broche 63 | RD4 — Remappable I/O pin 4 (PPS) |
| Broche 64 | RD5 — Remappable I/O pin 5 (PPS) |
| Broche 65 | RD6 — Remappable I/O pin 6 (PPS) |
| Broche 66 | RD7 — Remappable I/O pin 7 (PPS) |
| Broche 67 | VSS — Ground reference |
| Broche 68 | VDD — Digital supply voltage 2.5V/3.3V |
| Broche 69 | RD8 — Remappable I/O pin 8 (PPS) |
| Broche 70 | RD9 — Remappable I/O pin 9 (PPS) |
| Broche 71 | RD10 — Remappable I/O pin 10 (PPS) |
| Broche 72 | RD11 — Remappable I/O pin 11 (PPS) |
| Broche 73 | RD12 — Remappable I/O pin 12 (PPS) |
| Broche 74 | RD13 — Remappable I/O pin 13 (PPS) |
| Broche 75 | RD14 — Remappable I/O pin 14 (PPS) |
| Broche 76 | RD15 — Remappable I/O pin 15 (PPS) |
| Broche 77 | VSS — Ground reference |
| Broche 78 | VUSB — USB transceiver supply (3.3V) |
| Broche 79 | VBUS — USB VBUS sensing input |
| Broche 80 | D+ — USB D+ differential data line |
| Broche 81 | D- — USB D- differential data line |
| Broche 82 | VSS — Ground reference |
| Broche 83 | RC12 — Remappable I/O pin 12 (PPS) |
| Broche 84 | RC13 — Remappable I/O pin 13 (PPS) |
| Broche 85 | RC14 — Remappable I/O pin 14 (PPS) |
| Broche 86 | RC15 — Remappable I/O pin 15 (PPS) |
| Broche 87 | RF0 — Remappable I/O pin 0 (PPS) |
| Broche 88 | RF1 — Remappable I/O pin 1 (PPS) |
| Broche 89 | OSC1 — Crystal oscillator input |
| Broche 90 | OSC2 — Crystal oscillator output |
| Broche 91 | VSS — Ground reference |
| Broche 92 | VDD — Digital supply voltage 2.5V/3.3V |
| Broche 93 | MCLR — Master Clear (reset) input, active-low |
| Broche 94 | PGEC1 — Programming/Debug clock (ICSP ICD pair 1) |
| Broche 95 | PGED1 — Programming/Debug data (ICSP ICD pair 1) |
| Broche 96 | PGEC2 — Programming/Debug clock (ICSP ICD pair 2, alt) |
| Broche 97 | PGED2 — Programming/Debug data (ICSP ICD pair 2, alt) |
| Broche 98 | TRCLK — Trace clock (optional) |
| Broche 99 | TRD0 — Trace data 0 (optional) |
| Broche 100 | TRD1 — Trace data 1 (optional) |
Applications typiques
PIC32MX530F128L-I/PF convient pour 6 applications: 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).
Recommandé
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).
Recommandé
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).
Recommandé
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).
Recommandé
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).
Recommandé
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).
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC32MX530F128L-I/PF — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | 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 |
Principaux différenciateurs
- 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)
Notes de conception
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.
Informations de conformité
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.
