PIC32MX530F128L-50I/PF - 50MHz 32-bit MCU 128KB Flash | Microchip
Référence : PIC32MX530F128L-50I/PF ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $7.2 | $7,20 |
| 10 | $6.48 | $64,80 |
| 100 | $5.76 | $576,00 |
| 500 | $5.18 | $2 590,00 |
| 1 000 | $4.61 | $4 610,00 |
PIC32MX530F128L-50I/PF Présentation
A microcontroller (MCU) is a single-chip computer containing a processor core, program memory (Flash), working memory (RAM), and configurable peripherals. The PIC32MX family sits in the hierarchy: microcontroller -> embedded processor -> semiconductor -> integrated circuit. Compared with 8/16-bit MCUs, 32-bit MIPS cores deliver substantially higher throughput (83 DMIPS at 50 MHz), deterministic interrupt latency, and address space large enough for full TCP/IP stacks and graphical user interfaces.
Key features of the PIC32MX530F128L include Peripheral Pin Select (PPS) for flexible pin assignment, a 5-stage pipeline, single-cycle multiply/divide hardware, an 8-channel DMA controller, and a CTMU for capacitive touch and time measurement. The device supports 3.0V-3.6V single-supply operation and offers up to 85 I/O pins on the 100-pin TQFP variant.
Architecturally, the chip uses a Harvard cache with prefetch buffer to minimize Flash wait-state penalties, allowing zero-wait-state execution from Flash up to 30 MHz and one-wait-state up to 50 MHz. The 16 KB on-chip SRAM supports 8 KB DMA-accessible for streaming data, and the PMP module directly drives TFT LCDs and external memories without glue logic.
Typical applications include industrial automation with CAN networks, USB device/host peripherals (HID, CDC, MSD), graphical HMI panels, audio playback with I2S codecs, and embedded web servers. The wide peripheral set makes it well suited for IoT gateways bridging USB sensors to CAN or Ethernet backbones.
When designing with the PIC32MX530F128L-50I/PF, ensure your PCB allocates decoupling within 5 mm of every VDD pin and routes the 50 MHz traces length-matched. Use the PMP module carefully - bus contention during write cycles is a common pitfall when external devices are slow.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes that complement the manufacturer datasheet for engineers evaluating 32-bit MCU options.
Alternatives de remplacement direct pour PIC32MX530F128L-50I/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-50I/PF (même facteur de forme et même empreinte) — différant par ADC, CTMU, Package, Parallel Master Port (PMP), DMIPS Performance.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC32MX530F128LT-50I/PF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC32MX570F512L-50I/PF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC32MX470F512L-50I/PF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC32MX470F256L-50I/PF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC32MX460F256L-80I/PF
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC32MX530F128L-50I/PF Valeurs maximales et caractéristiques électriques
| Core Architecture | MIPS32 M4K |
| Bit Width | 32-bit |
| Maximum CPU Frequency | 50 MHz |
| DMIPS Performance | 83 DMIPS |
| Flash Program Memory | 128 KB |
| SRAM | 16 KB |
| Supply Voltage Range | 3.0 V to 3.6 V |
| Plage de température de fonctionnement | -40 C to +85 C (Industrial) |
| Boîtier | 100-pin TQFP (14x14 mm) |
| Type de montage | Surface Mount |
| I/O Pins | 85 (maximum) |
| USB Controller | USB 2.0 Full-Speed OTG |
| CAN Controller | CAN 2.0B active |
| SPI/I2S Modules | 4 |
| I2C Modules | 2 |
| ADC | 10-bit, 1 Msps, up to 48 channels |
| Parallel Master Port (PMP) | Yes (dual read/write buffers) |
| DMA Channels | 8 |
| CTMU | Yes (touch and time measurement) |
| Peripheral Pin Select (PPS) | Yes |
| Statut RoHS | Compliant |
| Niveau MSL | 3 (168 hours) |
Configuration des broches de PIC32MX530F128L-50I/PF
| Broche 1 | RG15 — General purpose I/O / PPS |
| Broche 10 | VDD — Positive supply (3.3V) |
| Broche 11 | VSS — Ground reference |
| Broche 12 | RB5 — General purpose I/O / PWM OC2 |
| Broche 13 | RB4 — General purpose I/O / PWM OC1 |
| Broche 14 | RB3 — General purpose I/O / PWM OC4 |
| Broche 15 | RB2 — General purpose I/O / PWM OC3 |
| Broche 16 | RB1 — General purpose I/O / PWM OC2 |
| Broche 17 | RB0 — General purpose I/O / Programmer PGED1 |
| Broche 18 | RB6 — General purpose I/O / Programmer PGEC1 |
| Broche 19 | RB7 — General purpose I/O |
| Broche 2 | RG0 — General purpose I/O / PMP |
| Broche 20 | RB8 — General purpose I/O |
| Broche 21 | RB9 — General purpose I/O |
| Broche 22 | RB10 — General purpose I/O |
| Broche 23 | RB11 — General purpose I/O |
| Broche 24 | RB12 — General purpose I/O |
| Broche 25 | RB13 — General purpose I/O |
| Broche 26 | RB14 — General purpose I/O |
| Broche 27 | RB15 — General purpose I/O |
| Broche 28 | RD8 — General purpose I/O / PMP |
| Broche 29 | RD9 — General purpose I/O / PMP |
| Broche 3 | RG1 — General purpose I/O / PMP |
| Broche 30 | RD10 — General purpose I/O / PMP |
| Broche 31 | RD11 — General purpose I/O / PMP |
| Broche 32 | RD12 — General purpose I/O / PMP |
| Broche 33 | RD13 — General purpose I/O / PMP |
| Broche 34 | RD14 — General purpose I/O / PMP |
| Broche 35 | RD15 — General purpose I/O / PMP |
| Broche 36 | RC13 — General purpose I/O |
| Broche 37 | RC14 — General purpose I/O / DMA |
| Broche 38 | VDD — Positive supply (3.3V) |
| Broche 39 | VSS — Ground reference |
| Broche 4 | RG2 — General purpose I/O / PMP |
| Broche 40 | RF0 — General purpose I/O / USB VBUS |
| Broche 41 | RF1 — General purpose I/O / USB D- |
| Broche 42 | RF2 — General purpose I/O / USB D+ |
| Broche 43 | RF3 — General purpose I/O / USB VBUS |
| Broche 44 | RF4 — General purpose I/O |
| Broche 45 | RF5 — General purpose I/O |
| Broche 46 | RF6 — General purpose I/O |
| Broche 47 | RF7 — General purpose I/O |
| Broche 48 | RF8 — General purpose I/O |
| Broche 49 | RG6 — General purpose I/O / SCLK2 |
| Broche 5 | RG3 — General purpose I/O / PMP |
| Broche 50 | RG7 — General purpose I/O / SCLK1 |
| Broche 51 | RG8 — General purpose I/O / SCLK3 |
| Broche 52 | RG9 — General purpose I/O / SCLK4 |
| Broche 53 | MCLR — Master clear reset (active low) |
| Broche 54 | VSS — Ground reference |
| Broche 55 | VDD — Positive supply (3.3V) |
| Broche 56 | RA0 — General purpose I/O / Oscillator |
| Broche 57 | RA1 — General purpose I/O / Oscillator |
| Broche 58 | RA2 — General purpose I/O |
| Broche 59 | RA3 — General purpose I/O |
| Broche 6 | RG12 — General purpose I/O / UART2 |
| Broche 60 | RA4 — General purpose I/O |
| Broche 61 | RA5 — General purpose I/O |
| Broche 62 | RA6 — General purpose I/O |
| Broche 63 | RA7 — General purpose I/O |
| Broche 64 | RA8 — General purpose I/O |
| Broche 65 | RA9 — General purpose I/O |
| Broche 66 | RA10 — General purpose I/O |
| Broche 67 | RA11 — General purpose I/O |
| Broche 68 | RA12 — General purpose I/O |
| Broche 69 | RA13 — General purpose I/O |
| Broche 7 | RG13 — General purpose I/O / SCLK4 |
| Broche 70 | RA14 — General purpose I/O |
| Broche 71 | RA15 — General purpose I/O |
| Broche 72 | VDD — Positive supply (3.3V) |
| Broche 73 | VSS — Ground reference |
| Broche 74 | RC1 — General purpose I/O |
| Broche 75 | RC2 — General purpose I/O |
| Broche 76 | RC3 — General purpose I/O / SPI2 |
| Broche 77 | RC4 — General purpose I/O / SPI2 |
| Broche 78 | RD0 — General purpose I/O / INT0 |
| Broche 79 | RD1 — General purpose I/O / INT1 |
| Broche 8 | RG14 — General purpose I/O / UART2 |
| Broche 80 | RD2 — General purpose I/O / INT2 |
| Broche 81 | RD3 — General purpose I/O / INT3 |
| Broche 82 | RD4 — General purpose I/O / OC5 |
| Broche 83 | RD5 — General purpose I/O / OC6 |
| Broche 84 | RD6 — General purpose I/O / OC7 |
| Broche 85 | RD7 — General purpose I/O / OC8 |
| Broche 86 | RC0 — General purpose I/O |
| Broche 87 | RC5 — General purpose I/O |
| Broche 88 | RC6 — General purpose I/O |
| Broche 89 | RC7 — General purpose I/O |
| Broche 9 | RC8 — General purpose I/O |
| Broche 90 | RC9 — General purpose I/O |
| Broche 91 | RE0 — General purpose I/O / PWM |
| Broche 92 | RE1 — General purpose I/O / PWM |
| Broche 93 | RE2 — General purpose I/O / PWM |
| Broche 94 | RE3 — General purpose I/O / PWM |
| Broche 95 | RE4 — General purpose I/O / PWM |
| Broche 96 | RE5 — General purpose I/O / PWM |
| Broche 97 | RE6 — General purpose I/O / PWM |
| Broche 98 | RE7 — General purpose I/O / PWM |
| Broche 99 | VDD — Positive supply (3.3V) |
| Broche 100 | VSS — Ground reference |
Applications typiques
PIC32MX530F128L-50I/PF convient pour 6 applications: Industrial CAN/USB Gateway, USB HID / CDC Peripherals, Graphical HMI Panels with TFT LCD, I2S Audio Playback Devices, IoT Sensor Aggregation Hubs, Motor Control with CANopen.
Industrial CAN/USB Gateway
The PIC32MX530F128L-50I/PF combines a CAN 2.0B active controller and USB 2.0 Full-Speed OTG controller on a single die, making it ideal for industrial gateway nodes that bridge USB sensors (HID, CDC, MSD) to a CAN backbone. The 50 MHz MIPS32 M4K core delivers 83 DMIPS - sufficient to handle CANopen or DeviceNet protocol stacks at 1 Mbit/s alongside a USB device class stack. With 128 KB Flash and 16 KB SRAM, the part can host a small TCP/IP-over-CAN gateway with comfortable firmware headroom. Its industrial -40C to +85C temperature grade and 3.3V single-supply operation make it suitable for factory-floor equipment. Place a common-mode choke on the CANH/CANL lines and add a USB ferrite bead at the connector to meet IEC 61000-4-2 ESD/EMI requirements.
Recommandé
USB HID / CDC Peripherals
The integrated USB 2.0 Full-Speed OTG controller eliminates the need for an external PHY or external transceiver, reducing BOM cost and PCB area in HID input devices (keyboards, mice, custom controls), CDC serial bridges, and MSD storage devices. The Microchip USB stack provides ready-made class drivers, and the 16 KB SRAM plus 8 KB DMA-accessible buffer can sustain full-speed 12 Mbit/s streams without CPU intervention. The 50 MHz core easily handles HID report generation at 1 kHz polling rates while running application logic. PPS allows the USB D+/D- pins to be remapped if routing gets tight. Recommend ESD protection diodes (USBLC6-2SC6) on the D+/D- lines for production-grade immunity.
Recommandé
Graphical HMI Panels with TFT LCD
The Parallel Master Port (PMP) on the PIC32MX530F128L-50I/PF directly drives TFT LCDs up to 16-bit parallel interface without external bus drivers, simplifying BOM and layout for graphical HMI panels. Dual read/write buffers allow concurrent CPU and DMA PMP transactions, supporting up to 30 Hz refresh at QVGA resolution. Combined with the 50 MHz core, the chip can run a small graphics library (UGUI, LVGL ported to PIC32) and a touch-screen interface via the CTMU. The 128 KB Flash holds fonts and bitmaps; 16 KB SRAM fits a small framebuffer. Industrial temperature grade and PPS flexibility make it suitable for white-goods and appliance controls.
Recommandé
I2S Audio Playback Devices
The four SPI/I2S modules on the PIC32MX530F128L-50I/PF enable connection to external audio codecs for full-duplex stereo playback and recording at up to 192 kHz sample rates. A DMA-driven I2S implementation can stream PCM data from external serial Flash without CPU loading, leaving the MIPS32 M4K core free for user-interface logic. Typical applications include voice prompt modules, simple MP3/WAV player appliances, and intercom endpoints. The 16 KB RAM accommodates roughly 30 ms of 48 kHz stereo buffer, sufficient for short effects and gapless playback with double-buffering.
Recommandé
IoT Sensor Aggregation Hubs
The PIC32MX530F128L-50I/PF acts as a low-cost aggregation hub for IoT sensor nodes, collecting data via I2C sensors, SPI peripherals, and analog inputs (up to 48 ADC channels), then forwarding aggregated data over USB or CAN. The 8-channel DMA engine allows background movement of sensor data without disturbing application code, while the 50 MHz MIPS32 M4K core runs TCP/IP stacks or local analytics. With 128 KB Flash and 16 KB RAM, the chip can host a TLS-lite implementation for secure upstream links. The industrial temperature grade and 3.3V operation simplify integration with battery or line-powered sensor arrays.
Recommandé
Motor Control with CANopen
The PIC32MX530F128L-50I/PF delivers sufficient compute (83 DMIPS at 50 MHz) and peripheral integration (CAN 2.0B, PWM via OC, ADC with 1 Msps) for low-cost CANopen slave nodes driving stepper or BLDC motors. The CTMU provides accurate current sensing timing when paired with sense resistors, and PPS allows flexible pin assignment of PWM and feedback signals. With 128 KB Flash, a full CANopen CiA 301 stack plus application logic fits comfortably. The 100-pin TQFP package exposes enough I/O to handle encoder inputs, Hall sensors, and the CAN interface simultaneously.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC32MX530F128L-50I/PF — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC32MX530F128LT-50I/PF | PIC32MX570F512L-50I/PF | PIC32MX470F512L-50I/PF | PIC32MX470F256L-50I/PF | PIC32MX460F256L-80I/PF |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| 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 (14x14 mm) - same | 100-pin TQFP (14x14 mm) - same |
| Maximum CPU Frequency | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 50 MHz | 80 MHz |
| Flash Memory | 128 KB | 128 KB | 512 KB | 512 KB | 256 KB | 256 KB |
| SRAM | 16 KB | 16 KB | 64 KB | 64 KB | 32 KB | 32 KB |
| USB Controller | USB 2.0 FS OTG | USB 2.0 FS OTG | USB 2.0 FS OTG | None (has Ethernet MAC) | None (has Ethernet MAC) | USB 2.0 FS OTG |
| CAN 2.0B | Yes | Yes | Yes | Yes | Yes | Yes |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| DMIPS | 83 DMIPS | 83 DMIPS | 83 DMIPS | 83 DMIPS | 83 DMIPS | 124 DMIPS |
Principaux différenciateurs
- Combined USB OTG and CAN 2.0B on a single die (vs PIC32MX470F512L-50I/PF)
- Compact 128 KB Flash footprint with 16 KB RAM (vs PIC32MX570F512L-50I/PF)
- Industrial -40C to +85C operating range in -50I grade (vs PIC32MX530F128L-50V/PF)
- Integrated PMP graphics interface with dual buffers (vs PIC32MX230F256B-I/SP)
Notes de conception
Place one 0.1 uF ceramic decoupling capacitor within 5 mm of every VDD pin (pin 10, 38, 55, 72, 99) and one bulk 10 uF tantalum or ceramic capacitor at the board's VDD entry point. The PIC32MX530F128L-50I/PF draws up to 70 mA peak during USB Full-Speed activity; a low-ESR regulator with at least 200 mA headroom is recommended. Do not power from a switching regulator output directly without LC filtering - the analog ADC reference is sensitive to ripple above 50 mV pk-pk.
Route the 50 MHz crystal traces (pins 56-57) symmetrically and keep them shorter than 10 mm to avoid stray radiation. The USB D+/D- differential pair (pins 41-42) must be routed with 90-ohm differential impedance, matched within 2 mm, and kept away from high-speed switching nodes. The MCLR reset line (pin 53) should have a 10 kohm pull-up and a 100 nF to ground for noise immunity per Microchip guidance.
Do not exceed 3.6V on any VDD pin - the Flash programming voltage margin disappears above 3.6V, causing flash corruption. The PMP module can stall the CPU if the external peripheral holds wait states too long; use external logic to back-pressure the bus. The CTMU current source requires calibration per chip and should not be assumed constant across temperature. Always check the published silicon errata sheet before locking down the firmware design.
Allocate dedicated ground pours under the MCU to provide low-impedance return paths for high-speed signals. The 100-pin TQFP has a thermal pad requirement of at least 4 vias to the internal ground plane. Separate analog ground (AVSS) from digital ground (VSS) at the regulator and join at a single point near the MCU. Do not route switching regulator traces directly under the analog ADC inputs (e.g., AN0/AN1) - coupling can degrade ADC accuracy by 2-3 LSBs.
Informations de conformité
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified - this part targets industrial and consumer markets, not automotive safety-critical applications. For AEC-Q100 qualified PIC32 options, refer to PIC32MK or PIC32MX1/2/5xx with -VAuto suffix.
