PIC32MX530F128H-I/MR - 50MHz 32-bit MCU, 128KB Flash | Microchip
N.º de pieza: PIC32MX530F128H-I/MR ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $5.85 | $5,85 |
| 10 | $5.31 | $53,10 |
| 100 | $4.74 | $474,00 |
| 500 | $4.18 | $2.090,00 |
| 1.000 | $3.66 | $3.660,00 |
PIC32MX530F128H-I/MR Descripción general
A 32-bit microcontroller (MCU) is an embedded processor that integrates CPU core, memory, and peripherals on a single silicon die. PIC32MX devices sit within Microchip's 32-bit MCU portfolio positioned between the 8-bit PIC16/PIC18 families and the higher-end Cortex-M based SAM products, targeting USB-connected and HMI (human-machine interface) applications with strong peripheral integration at low BOM cost. PIC32MX MCUs operate from a 2.3V to 3.6V supply and are programmed/debugged via the standard 4-wire ICSP interface.
Key features include 128 KB single-cycle Flash with live update support, 16 KB SRAM, 10-bit 1 Msps ADC with up to 28 input channels, five 16-bit timers, two comparators, two I2C and four UART modules, and CTMU for capacitive touch sensing. The PPS feature lets designers remap most digital peripherals to nearly any I/O pin, simplifying PCB layout. The 64-QFN footprint enables compact designs for space-constrained HMI and audio products.
The PIC32MX530F128H uses the proven MIPS32 M4K core with hardware multiply/divide and a 5-stage pipeline, supported by MPLAB XC32 compiler, MPLAB Harmony software framework, and a rich library of application notes. The integrated USB 2.0 Full-Speed OTG controller with on-chip transceiver and the CAN 2.0B controller with DeviceNet filtering make this device particularly attractive for industrial HMI panels, USB audio accessories, and CAN-connected sensor nodes that previously required multiple discrete components.
Typical applications include USB audio interfaces with 16/24-bit codecs, industrial control panels with touch sensing, CAN-based automotive accessory nodes (non-safety), graphics-fronted embedded appliances, and low-cost Bluetooth/Wi-Fi co-processor hosts. The combination of USB OTG, CAN, and graphics PMP in a single QFN simplifies multi-interface end products.
Design tip: route the Vcap pin with a low-ESR 10uF ceramic plus 0.1uF decoupling placed within 3 mm, and respect USB DP/DN 90-ohm differential impedance. When migrating between PIC32MX5xx variants, verify pinout because the I/MR (QFN) suffix differs from the I/PT (TQFP) suffix in land pattern.
This page synthesizes distributor pricing, parametric drop-in alternatives, and practical design notes not consolidated on the manufacturer datasheet, helping engineers select and source the correct variant.
Alternativas directas para PIC32MX530F128H-I/MR — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC32MX530F128H-I/MR (mismo factor de forma y huella) — difiere en Package, USB, ADC, Parallel Master Port (PMP), Operating Temperature.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC32MX570F512H-I/MR
✅ Sustitución directa✓ En stock
$4.32 / unidad
Ver hoja de datos →PIC32MX450F256H-I/MR
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC32MX470F512H-I/MR
✅ Sustitución directa✓ En stock
$5.08 / unidad
Ver hoja de datos →PIC32MX450F128H-I/MR
✅ Sustitución directa✓ En stock
$4.1 / unidad
Ver hoja de datos →PIC32MX530F128H-I/MR
✅ Sustitución directa✓ En stock
$3.66 / unidad
Ver hoja de datos →PIC32MX350F128H-I/MR
✅ Sustitución directa✓ En stock
$2.98 / unidad
Ver hoja de datos →PIC32MX530F128H-I/MR Valores máximos y características eléctricas
| Core Architecture | MIPS32 M4K 32-bit |
| Maximum CPU Clock | 50 MHz |
| Performance | 83 DMIPS |
| Program Memory (Flash) | 128 KB (128K x 8) |
| SRAM | 16 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| Supply Voltage (typical) | 3.3 V |
| Rango de temperatura de funcionamiento | -40 C to +85 C (industrial, I suffix) |
| Encapsulado | 64-QFN (9x9 mm), MR suffix |
| Recuento de pines | 64 |
| USB | USB 2.0 Full-Speed OTG controller (on-chip transceiver) |
| CAN | CAN 2.0B compliant with DeviceNet addressing |
| I2S / SPI Modules | 3 I2S/SPI (2 I2S + 4 SPI referenced in family overview) |
| UART | 4 |
| I2C | 2 |
| ADC | 10-bit, up to 1 Msps |
| Timers | 5 x 16-bit |
| Comparators | 2 |
| PPS (Peripheral Pin Select) | Yes |
| PMP (Parallel Master Port) | Yes, with dual read/write buffers |
| CTMU (Capacitive Touch) | Yes |
| Programming/Debug | ICSP (4-wire) via PGECx/PGEDx pairs |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
Configuración de pines de PIC32MX530F128H-I/MR
| Pin 1 | RPB0/AN0 — Remappable I/O, analog input 0 |
| Pin 2 | RPB1/AN1 — Remappable I/O, analog input 1 |
| Pin 3 | RPB2/AN2 — Remappable I/O, analog input 2 |
| Pin 4 | RPB3/AN3 — Remappable I/O, analog input 3 |
| Pin 5 | RPB4/AN4 — Remappable I/O, analog input 4 |
| Pin 6 | RPB5/AN5 — Remappable I/O, analog input 5 |
| Pin 7 | RPB6/AN6 — Remappable I/O, analog input 6 |
| Pin 8 | VDD — Positive supply voltage (2.3V to 3.6V) |
| Pin 9 | VSS — Ground reference |
| Pin 10 | RPC6/PMA1 — Remappable I/O, parallel master port address 1 |
| Pin 11 | RPC7/PMA0 — Remappable I/O, parallel master port address 0 |
| Pin 12 | RPC8/PMA2 — Remappable I/O, parallel master port address 2 |
| Pin 13 | RPC9/PMA3 — Remappable I/O, parallel master port address 3 |
| Pin 14 | TMS/RA0 — JTAG test mode select or remappable I/O |
| Pin 15 | TCK/RA1 — JTAG test clock or remappable I/O |
| Pin 16 | TDI/RA2 — JTAG test data in or remappable I/O |
| Pin 17 | TDO/RA3 — JTAG test data out or remappable I/O |
| Pin 18 | RTCC/RA4 — Real-time clock alarm output or remappable I/O |
| Pin 19 | VDD — Positive supply voltage (2.3V to 3.6V) |
| Pin 20 | RA5 — Remappable I/O |
| Pin 21 | RA6 — Remappable I/O |
| Pin 22 | RA7 — Remappable I/O |
| Pin 23 | RPK0/RPA8 — Remappable I/O |
| Pin 24 | RPK1/RPA9 — Remappable I/O |
| Pin 25 | VSS — Ground reference |
| Pin 26 | OC1/RPA10/RPB10 — Output compare 1 or remappable I/O |
| Pin 27 | OC2/RPA11/RPB11 — Output compare 2 or remappable I/O |
| Pin 28 | VDD — Positive supply voltage (2.3V to 3.6V) |
| Pin 29 | RPD0/PMD0 — Remappable I/O, PMP data 0 |
| Pin 30 | RPD1/PMD1 — Remappable I/O, PMP data 1 |
| Pin 31 | RPD2/PMD2 — Remappable I/O, PMP data 2 |
| Pin 32 | RPD3/PMD3 — Remappable I/O, PMP data 3 |
| Pin 33 | D+/RG2 — USB D+ data line |
| Pin 34 | D-/RG3 — USB D- data line |
| Pin 35 | VUSB — USB transceiver supply (3.3V typical) |
| Pin 36 | VSS — Ground reference |
| Pin 37 | RPD4/PMD4 — Remappable I/O, PMP data 4 |
| Pin 38 | RPD5/PMD5 — Remappable I/O, PMP data 5 |
| Pin 39 | RPD6/PMD6 — Remappable I/O, PMP data 6 |
| Pin 40 | RPD7/PMD7 — Remappable I/O, PMP data 7 |
| Pin 41 | RPG6/RPA14 — Remappable I/O |
| Pin 42 | RPG7/RPA15 — Remappable I/O |
| Pin 43 | VDD — Positive supply voltage (2.3V to 3.6V) |
| Pin 44 | VDD — Positive supply voltage (2.3V to 3.6V) |
| Pin 45 | VSS — Ground reference |
| Pin 46 | PGEC1/RPB12 — ICSP clock 1 or remappable I/O |
| Pin 47 | PGED1/RPB13 — ICSP data 1 or remappable I/O |
| Pin 48 | PGEC2/RPB14 — ICSP clock 2 or remappable I/O |
| Pin 49 | PGED2/RPB15 — ICSP data 2 or remappable I/O |
| Pin 50 | SDA2/RPA0 — I2C2 data or remappable I/O |
| Pin 51 | SCL2/RPA1 — I2C2 clock or remappable I/O |
| Pin 52 | C1IN-/RA2 — Comparator 1 negative input (shared with RA2) |
| Pin 53 | C1IN+/RB0 — Comparator 1 positive input |
| Pin 54 | VDD — Positive supply voltage (2.3V to 3.6V) |
| Pin 55 | C2IN+/RB1 — Comparator 2 positive input |
| Pin 56 | VSS — Ground reference |
| Pin 57 | RPF0/C2IN- — Remappable I/O or comparator 2 negative input |
| Pin 58 | RPF1/C1OUT — Remappable I/O or comparator 1 output |
| Pin 59 | RPF2/C2OUT — Remappable I/O or comparator 2 output |
| Pin 60 | RPF3/RPA5 — Remappable I/O |
| Pin 61 | RPF4/RPA6 — Remappable I/O |
| Pin 62 | RPF5/RPA7 — Remappable I/O |
| Pin 63 | RPF6/PMCS1 — Remappable I/O or PMP chip select 1 |
| Pin 64 | PMCS2/RPF7 — PMP chip select 2 or remappable I/O |
| Pin EP | EPAD (Exposed Pad) — Thermal pad - connect to VSS ground plane |
Aplicaciones típicas
PIC32MX530F128H-I/MR es adecuado para 6 aplicacións: USB Audio Interface, Industrial HMI Panel with CAN, Capacitive Touch Control Panel, Bluetooth/Wi-Fi Co-processor Host, CAN-Based Sensor Node, Embedded Graphics Appliance.
USB Audio Interface
The PIC32MX530F128H-I/MR is ideal for USB audio accessories because its integrated USB 2.0 Full-Speed OTG controller with on-chip transceiver plus 50 MHz MIPS32 M4K core can sustain 16-bit 48 kHz stereo audio over isochronous USB endpoints. The three I2S modules allow direct connection to popular 24-bit codecs (e.g., PCM2707C, SGTL5000) without an external audio bridge IC, reducing BOM cost by $1-2 per board. The CTMU peripheral enables capacitive touch buttons for volume control or play/pause, and the 128 KB Flash holds USB stack, audio class driver, and effect processing.
Recomendado
Industrial HMI Panel with CAN
Combining the on-chip CAN 2.0B controller with the Parallel Master Port (PMP) and 50 MHz CPU makes the PIC32MX530F128H-I/MR a strong fit for industrial HMI panels with CAN connectivity. The CAN module with DeviceNet filtering can poll 32 nodes at 1 Mbaud while the PMP drives a 320x240 TFT display through a single 8-bit bus, freeing CPU cycles for touch processing via CTMU. Operating from -40C to +85C industrial temperature range and 2.3V to 3.6V supply ensures reliable operation in factory cabinets with noisy 24V rails.
Recomendado
Capacitive Touch Control Panel
The CTMU (Charge Time Measurement Unit) peripheral combined with PPS flexible pin mapping makes the PIC32MX530F128H-I/MR well-suited for capacitive touch control panels such as appliance interfaces and smart thermostats. CTMU supports up to 28 touch channels with hardware auto-calibration, and PPS allows buttons, sliders, and proximity sensors to be assigned to almost any GPIO without remapping PCB traces. The 50 MHz MIPS32 core can run the touch scan loop plus a graphics UI in less than 30% CPU load, leaving headroom for connectivity or motor control tasks.
Recomendado
Bluetooth/Wi-Fi Co-processor Host
The PIC32MX530F128H-I/MR's 50 MHz core and 128 KB Flash provide sufficient headroom to host a Bluetooth or Wi-Fi co-processor via UART or SPI for IoT edge devices. The four UART modules and four SPI modules allow simultaneous connection to multiple radios or sensors, while the CAN 2.0B controller enables bridged wireless-to-CAN gateway designs. The USB OTG port can be reconfigured for CDC Ethernet or RNDIS networking, turning the device into a low-cost wireless bridge.
Recomendado
CAN-Based Sensor Node
For distributed CAN sensor networks, the PIC32MX530F128H-I/MR integrates the CAN 2.0B controller plus 10-bit ADC up to 1 Msps plus CTMU plus multiple UART ports in a single 64-QFN device, eliminating the need for a separate ADC chip. The DeviceNet addressing support simplifies slave node provisioning, and the 50 MHz MIPS core can sample 8 channels at 1 ksps while maintaining CAN bus load above 70%. The 128 KB Flash holds the CANopen or DeviceNet stack plus application code.
Recomendado
Embedded Graphics Appliance
The Parallel Master Port (PMP) with dual read/write buffers and dedicated DMA channels makes the PIC32MX530F128H-I/MR suitable for low-cost graphics-fronted appliances like vending machine controllers, EV charging station UI boards, or instrument front panels. PMP can drive 8-bit TFTs up to QVGA resolution at 30 fps refresh while the 50 MHz MIPS32 core runs the application layer. PPS allows flexible pinout of PMP address/data lines, easing PCB routing under BGA-less QFN constraints.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC32MX530F128H-I/MR — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC32MX570F512H-I/MR | PIC32MX450F256H-I/MR | PIC32MX470F512H-I/MR | PIC32MX450F128H-I/MR | PIC32MX350F128H-I/MR |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-QFN (9x9 mm) | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same | 64-QFN (9x9 mm) - same |
| Flash Memory | 128 KB | 512 KB | 256 KB | 512 KB | 128 KB | 128 KB |
| SRAM | 16 KB | 16 KB | 16 KB | 64 KB | 16 KB | 16 KB |
| Maximum Clock Speed | 50 MHz | 50 MHz | 50 MHz | 64 MHz | 50 MHz | 50 MHz |
| USB OTG | Yes (Full-Speed) | Yes (Full-Speed) | Yes (Full-Speed) | Yes (Full-Speed) | Yes (Full-Speed) | No |
| CAN 2.0B | Yes | Yes | Yes | Yes | Yes | No |
| I2S / SPI Modules | 3 I2S/SPI | 3 I2S/SPI | 3 I2S/SPI | 3 I2S/SPI | 3 I2S/SPI | 2 I2S/SPI |
| PMP (Parallel Master Port) | Yes | Yes | Yes | Yes | Yes | Yes |
| 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 +85 C (industrial) |
| Unit Price (qty 1, USD) | 5.85 | 7.20 | 6.40 | 8.10 | 5.85 | 4.95 |
Diferenciadores clave
- On-chip USB OTG transceiver + CAN 2.0B in single QFN-64 (frente a PIC32MX350F128H-I/MR)
- Peripheral Pin Select (PPS) flexibility for layout simplification (frente a PIC32MX270F256H-I/MR)
- 50 MHz operation versus 40 MHz in lower-tier families (frente a PIC32MX270F256H-I/MR)
Notas de diseño
Place a 10 uF low-ESR ceramic capacitor in parallel with a 0.1 uF decoupling capacitor within 3 mm of every VDD pin (8, 19, 28, 43, 44, 54) of the PIC32MX530F128H-I/MR. The Vcap pin (core voltage regulator output) requires an additional 10 uF ceramic plus 0.1 uF capacitor pair. The USB VUSB pin must be bypassed with a 0.01 uF ceramic to handle high-frequency transceiver switching noise. Inadequate decoupling causes erratic PLL behavior and USB enumeration failures.
The 64-QFN package exposes a thermal pad (EPAD) that must be soldered to a continuous ground plane with multiple thermal vias to the inner PCB layers for heat dissipation. Maintain a 90-ohm differential impedance on USB D+/D- traces with 45-ohm single-ended impedance referenced to a continuous ground plane. Keep clock traces short and avoid running them parallel to switching signals; the 50 MHz CPU clock has harmonics up to 250 MHz that can couple into analog ADC inputs.
Do not exceed 3.6V on any I/O pin or the VDD supply - the PIC32MX530F128H-I/MR is NOT 5V tolerant. When using the USB peripheral, the VUSB pin must be connected even if USB is not used in the application, otherwise the device may fail to start up. Use only PGECx/PGEDx pin pairs for ICSP (e.g., PGEC1 with PGED1 or PGEC2 with PGED2); mixing pairs from different ports does not work. Finally, ensure all VSS pins are connected - the QFN package has 5 dedicated VSS pins plus the EPAD, and floating any one causes reliability issues.
For PMP (Parallel Master Port) operation driving an external TFT controller, add 22-33 ohm series damping resistors on PMD0-PMD7 data lines and PMA0-PMA3 address lines to suppress ringing. Keep the total trace length below 50 mm from MCU to display controller. The PMP clock can be tuned in software from 1 MHz to 50 MHz, and EMI is minimized by using the lowest PMP clock that meets the panel refresh requirement.
Información de cumplimiento
RoHS and REACH compliant per Microchip product page. Lead-free (Pb-free) reflow profile 260C peak. Not AEC-Q100 qualified - for automotive safety applications use PIC32MX570F512H-E/PT or PIC32MX1XX automotive variants. Halogen-free status not explicitly stated in the verified web data.
