PIC32MX530F128HT-V/PT - 32-bit 40MHz MCU, 128KB Flash, USB/CAN | Microchip
MPN: PIC32MX530F128HT-V/PT ✓ Hoạt độngPIC32MX530F128HT-V/PT Tóm tắt
What is a PIC32MX microcontroller? The PIC32MX family combines a high-performance MIPS32 M4K core running up to 50 MHz (83 DMIPS) with the peripheral richness expected of an embedded 32-bit MCU. Within the broader product taxonomy, PIC32MX sits at: PIC32MX -> PIC32 family -> 32-bit MCU -> microcontroller -> semiconductor. It targets cost-sensitive applications requiring USB, CAN, or graphics (via Parallel Master Port) interfaces without paying the price of higher-end Cortex-M parts.
Key features of the PIC32MX530F128HT-V/PT include a 40 MHz CPU clock with hardware multiply/divide, 128 KB Flash program memory with live update support, 16 KB SRAM, 5 timer/counters, two I2S modules, four SPI, two I2C, a 10-bit ADC with up to 16 channels, CTMU for capacitive touch, RTCC, and Peripheral Pin Select (PPS) that remaps most digital peripherals to any of the remappable I/O pins - a feature that significantly simplifies PCB layout.
The device uses a Harvard architecture with separate 32-bit instruction and 16-bit data paths, prefetch cache, and a single-cycle hardware multiplier. The internal oscillator runs at 8 MHz and can be PLL-multiplied. The USB 2.0 full-speed OTG controller integrates an internal pull-up and requires no external crystal for low-speed USB. The CAN module supports CAN 2.0B active with three transmit and two receive buffers.
Typical applications include automotive body and infotainment subsystems, USB peripherals (HID, CDC, mass storage), CAN nodes in industrial control, audio interfaces using I2S codecs, capacitive touch keypads via CTMU, and small graphical displays through PMP. The 128 KB Flash and 16 KB SRAM are well matched to embedded control loops and small TCP/IP stacks.
Design consideration: PPS is unlocked only once after programming; subsequent code changes must account for the lock bit, and unused remappable pins should be configured as digital outputs to minimize EMI. AEC-Q100 Grade 1 qualification requires derating for self-heating in fully enclosed automotive modules.
Bộ thay thế dễ dàng lắp đặt cho PIC32MX530F128HT-V/PT — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC32MX530F128HT-V/PT (cùng hình factor và footprint) — khác nhau ở ADC, Package, USB, Core Architecture, I2C.
PIC32MX530F128HT-I/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC32MX530F128HT-50I/PT
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Xem tài liệu →PIC32MX530F128HT-I/MR
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Xem tài liệu →PIC32MX470F512HT-I/PT
✅ Drop-In ⚠️ Thông số chưa được xác minhLiên hệ để biết giá
Xem tài liệu →PIC32MX370F512HT-V/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC32MX530F128HT-V/PT Tỷ lệ tối đa & tính chất điện
| Core Architecture | MIPS32 M4K 32-bit RISC |
| CPU Speed (max) | 40 MHz |
| DMIPS | Up to 83 (at 50 MHz rated) |
| Program Flash | 128 KB |
| SRAM | 16 KB |
| Operating Voltage | 2.3 V to 3.6 V |
| ADC | 10-bit, up to 16 channels |
| USB | USB 2.0 Full-Speed OTG |
| CAN | CAN 2.0B Active |
| SPI | 4 modules |
| I2C | 2 modules |
| I2S | 2 modules |
| Timers | 5 (16-bit) |
| CTMU | Yes (Charge Time Measurement Unit) |
| RTCC | Yes (Real-Time Clock/Calendar) |
| PMP (Parallel Master Port) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| Nhiệt độ hoạt động | -40 C to +125 C (Automotive Grade 1) |
| Hộp | 64-pin TQFP (10x10 mm) |
| Kiểu lắp đặt | Surface Mount |
| AEC-Q100 | Qualified (Grade 1) |
| Lead Free / RoHS | Yes / Compliant |
Cấu hình chân PIC32MX530F128HT-V/PT
| Chân 1 | RPB0/AN0 — Remappable I/O / ADC input |
| Chân 2 | RPB1/AN1 — Remappable I/O / ADC input |
| Chân 3 | RPB2/AN2 — Remappable I/O / ADC input |
| Chân 4 | RPB3/AN3 — Remappable I/O / ADC input |
| Chân 5 | VREF+/CVREF+ — ADC voltage reference positive |
| Chân 6 | VREF- — ADC voltage reference negative |
| Chân 7 | AVDD — Analog power supply |
| Chân 8 | AVSS — Analog ground |
| Chân 9 | RPD9/RPB9 — Remappable I/O |
| Chân 10 | RPD10/RPB10 — Remappable I/O |
| Chân 11 | RPD11/RPB11 — Remappable I/O |
| Chân 12 | RPD12/RPB12 — Remappable I/O |
| Chân 13 | RPD13/RPB13 — Remappable I/O |
| Chân 14 | RPD14/RPB14 — Remappable I/O |
| Chân 15 | RPD15/RPB15 — Remappable I/O |
| Chân 16 | VDD — Digital power supply |
| Chân 17 | ENVREG — Voltage regulator enable |
| Chân 18 | VCAP — Internal voltage regulator bypass cap |
| Chân 19 | RC1 — Remappable I/O |
| Chân 20 | RC2 — Remappable I/O |
| Chân 21 | RC3 — Remappable I/O |
| Chân 22 | RC4 — Remappable I/O |
| Chân 23 | VSS — Digital ground |
| Chân 24 | RC5 — Remappable I/O |
| Chân 25 | RC6 — Remappable I/O |
| Chân 26 | RC7 — Remappable I/O |
| Chân 27 | RC8 — Remappable I/O |
| Chân 28 | RC9 — Remappable I/O |
| Chân 29 | SOSCI/RPC13 — Secondary oscillator input |
| Chân 30 | SOSCO/RPC14 — Secondary oscillator output |
| Chân 31 | VDD — Digital power supply |
| Chân 32 | VSS — Digital ground |
| Chân 33 | RD0 — Remappable I/O |
| Chân 34 | RD1 — Remappable I/O |
| Chân 35 | RD2 — Remappable I/O |
| Chân 36 | RD3 — Remappable I/O |
| Chân 37 | RD4 — Remappable I/O |
| Chân 38 | RD5 — Remappable I/O |
| Chân 39 | RD6 — Remappable I/O |
| Chân 40 | RD7 — Remappable I/O |
| Chân 41 | VUSB — USB voltage reference |
| Chân 42 | VBUS — USB bus voltage detect |
| Chân 43 | D- — USB D- differential data |
| Chân 44 | D+ — USB D+ differential data |
| Chân 45 | RA0 — Remappable I/O |
| Chân 46 | RA1 — Remappable I/O |
| Chân 47 | RA2 — Remappable I/O |
| Chân 48 | RA3 — Remappable I/O |
| Chân 49 | RA4 — Remappable I/O |
| Chân 50 | RA5 — Remappable I/O |
| Chân 51 | RA6 — Remappable I/O |
| Chân 52 | RA7 — Remappable I/O |
| Chân 53 | RA8 — Remappable I/O |
| Chân 54 | RA9 — Remappable I/O |
| Chân 55 | RA10 — Remappable I/O |
| Chân 56 | RA11 — Remappable I/O |
| Chân 57 | RA12 — Remappable I/O |
| Chân 58 | RA13 — Remappable I/O |
| Chân 59 | RA14 — Remappable I/O |
| Chân 60 | RA15 — Remappable I/O |
| Chân 61 | OSC1/CLKI — Primary oscillator input |
| Chân 62 | OSC2/CLKO — Primary oscillator output |
| Chân 63 | MCLR — Master clear reset (active-low) |
| Chân 64 | PGEC1/AN5 — Programming/debug clock / ADC input |
Ứng dụng tiêu biểu
PIC32MX530F128HT-V/PT phù hợp cho 6 Áp dụngs: Automotive Body Control Module, USB HID / CDC Peripheral Device, Industrial CAN Gateway / Sensor Node, Audio Interface with I2S Codec, Capacitive Touch Keypad / Interface, Small Graphics Display / PMP Interface.
Automotive Body Control Module
The PIC32MX530F128HT-V/PT's CAN 2.0B interface and AEC-Q100 Grade 1 qualification make it ideal for automotive body control modules (BCMs) that manage lighting, door locks, and wiper systems. The 128 KB Flash accommodates CANopen or J1939 stack plus diagnostic firmware, while the 40 MHz MIPS M4K core provides 66 DMIPS - sufficient for sensor fusion and actuator control loops. The CTMU enables capacitive touch door handles and seat controls without external analog ICs, reducing BOM cost. PPS remaps UART, SPI, and I2C to optimize PCB routing for the cramped BCM enclosure, and the V temperature grade (-40C to +125C) handles under-hood and dashboard thermal extremes. The Parallel Master Port can drive small status displays or LCD panels in premium BCM implementations.
Được đề xuất
USB HID / CDC Peripheral Device
The PIC32MX530F128HT-V/PT integrates a USB 2.0 full-speed OTG controller that natively supports HID (keyboard, mouse, gamepad), CDC (virtual COM port), and mass storage classes without external PHY components. Designers save roughly $0.50 to $1.00 versus solutions requiring an external USB PHY. The 128 KB Flash holds the USB stack and HID report descriptors, while 16 KB SRAM is ample for HID reports and double-buffered endpoint transfers. PPS allows USB D+/D- pins to be remapped, simplifying PCB layout when other peripherals compete for default pin locations. The V temperature grade suits industrial USB peripherals operating in uncontrolled thermal environments. Combined with the CTMU, this creates compelling cap-touch HID devices such as programmable keypads.
Được đề xuất
Industrial CAN Gateway / Sensor Node
In industrial CAN networks, the PIC32MX530F128HT-V/PT serves as a gateway or sensor node with its CAN 2.0B active controller supporting 1 Mbit/s bit rates. The AEC-Q100 Grade 1 qualification exceeds typical industrial temperature requirements, providing headroom in factory environments where ambient may reach 85 C inside enclosures. Four SPI modules connect to high-speed ADCs and digital sensors, while two I2C buses interface with EEPROMs and slow peripherals. CTMU can monitor liquid levels or humidity via capacitive sensors without external analog ICs. The 128 KB Flash stores CANopen or DeviceNet stack alongside application firmware, and the 10-bit ADC with 16 channels handles analog sensor reading directly. The PPS feature simplifies layout when routing multiple sensor busses.
Được đề xuất
Audio Interface with I2S Codec
Two I2S interfaces on the PIC32MX530F128HT-V/PT enable connection to external 24-bit audio codecs for stereo recording and playback at sample rates up to 192 kHz. Designers build audio interfaces for pro-audio equipment, hearing aids, or intercom systems using this MCU plus a low-cost codec like the TI TLV320AIC23B or AKM AK4552. The MIPS32 M4K core runs at 40 MHz providing 66 DMIPS - sufficient for basic audio effects (mixing, gain control, parametric EQ) but not full MP3 decoding. The 16 KB SRAM holds stereo 16-bit audio buffers at 48 kHz sample rates (~3 KB), leaving room for buffer ping-pong. CTMU can implement capacitive volume controls for consumer audio products. The V temperature grade supports automotive infotainment audio.
Được đề xuất
Capacitive Touch Keypad / Interface
The Charge Time Measurement Unit (CTMU) on the PIC32MX530F128HT-V/PT provides constant-current sources for capacitive touch sensing with 4 to 16 buttons per CTMU channel multiplexed through the ADC. Microchip's mTouch firmware library handles auto-calibration, noise rejection, and proximity detection, reducing firmware development time by weeks. With 128 KB Flash, designers can implement smart touch panels that differentiate gestures, detect water films, and support overlay materials up to 5 mm thick. PPS allows I2C and SPI touch controllers to coexist with the CTMU, supporting hybrid capacitive and resistive interfaces. The 40 MHz MIPS core runs at 66 DMIPS - fast enough for slider, wheel, and 2D touchpad tracking without DSP acceleration. AEC-Q100 qualification enables automotive HMI touchscreens and home appliance control panels.
Được đề xuất
Small Graphics Display / PMP Interface
The Parallel Master Port (PMP) on the PIC32MX530F128HT-V/PT drives small TFT or OLED displays up to 320x240 pixels (QVGA) at 16-bit color depth without external graphics controller ICs, saving $2 to $5 per board. Designers build low-cost GUI appliances, thermostat displays, and industrial HMIs using a PIC32MX530 plus a raw display module. The 40 MHz core and DMA support pixel streaming at 30 fps for typical menus and gauges. Combined with the RTCC, the PMP drives GUI dashboards that show time, temperature, and status. AEC-Q100 qualification supports automotive instrument clusters and HVAC control panels. The PMP can also interface with external SRAM to extend the framebuffer for larger displays, though 16 KB internal SRAM limits maximum resolution.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC32MX530F128HT-V/PT — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC32MX530F128HT-I/PT | PIC32MX530F128HT-50I/PT | PIC32MX530F128HT-I/MR | PIC32MX470F512HT-I/PT | PIC32MX370F512HT-V/PT |
|---|---|---|---|---|---|---|
| Package | 64-pin TQFP (10x10 mm) | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same | 64-pin QFN (9x9 mm) - different land pattern | 64-pin TQFP (10x10 mm) - same | 64-pin TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit - same | MIPS32 M4K 32-bit - same | MIPS32 M4K 32-bit - same | MIPS32 M4K 32-bit - same | MIPS32 M4K 32-bit - same |
| Max CPU Speed | 40 MHz (66 DMIPS) | 40 MHz - same | 50 MHz (83 DMIPS) +25% | 40 MHz - same | 50 MHz (83 DMIPS) +25% | 50 MHz (83 DMIPS) +25% |
| Flash Memory | 128 KB | 128 KB - same | 128 KB - same | 128 KB - same | 512 KB +300% | 512 KB +300% |
| SRAM | 16 KB | 16 KB - same | 16 KB - same | 16 KB - same | 64 KB +300% | 64 KB +300% |
| USB | USB 2.0 FS OTG | USB 2.0 FS OTG - same | USB 2.0 FS OTG - same | USB 2.0 FS OTG - same | USB 2.0 FS OTG - same | None (no USB module) |
| CAN | CAN 2.0B Active | CAN 2.0B Active - same | CAN 2.0B Active - same | CAN 2.0B Active - same | CAN 2.0B Active - same | None (no CAN module) |
| Operating Temperature | -40C to +125C (V grade, AEC-Q100) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +85C (industrial) | -40C to +125C (V grade) |
| AEC-Q100 | Qualified (Grade 1) | Not qualified (industrial) | Not qualified (industrial) | Not qualified (industrial) | Not qualified (industrial) | Qualified (Grade 1) |
Bảo phân biệt quan trọng
- AEC-Q100 Grade 1 qualification (-40C to +125C) at 40 MHz in 64-pin TQFP (vsPIC32MX530F128HT-I/PT)
- Combined USB 2.0 FS OTG and CAN 2.0B on a single die (vsPIC32MX370F512HT-V/PT)
- Higher 50 MHz CPU clock option available in same family/package (vsPIC32MX530F128HT-50I/PT)
Ghi chú thiết kế
The PIC32MX530F128HT-V/PT requires a 2.3 V to 3.6 V supply on VDD pins (16 and 31) with AVDD (pin 7) powered from the same rail. Decoupling requires a 100 nF X7R ceramic capacitor within 5 mm of each VDD/AVDD pin, plus a 4.7 uF to 10 uF bulk tantalum capacitor. The internal 1.8 V regulator needs a 10 uF low-ESR ceramic bypass on VCAP (pin 18); without it, the MCU may fail to start or exhibit brownout resets. For USB applications, VUSB (pin 41) requires a 220 nF capacitor to ground as USB voltage reference. Estimated: total decoupling budget is approximately 0.50 USD per board, dominated by the VCAP ceramic.
At 40 MHz CPU clock and full peripheral activity, the PIC32MX530F128HT-V/PT draws approximately 65 mA (about 195 mW at 3.3 V). The 64-pin TQFP package has a junction-to-ambient thermal resistance (theta_JA) of approximately 39 C/W for a 4-layer JEDEC EIA/JESD51 test board. Estimated: junction temperature rise above 25 C ambient is roughly 8 C, leaving 92 C of headroom in the 125 C max junction spec for automotive applications. Designers should still verify with their specific PCB layout and airflow, since thermally constrained enclosures may require copper pours on the GND pins to reduce thermal resistance.
Peripheral Pin Select (PPS) is unlocked at first configuration bit set and remains locked until device reset - a common source of confusion. Configure PPS only once during MCU initialization; subsequent code attempting to remap peripherals will silently fail. Route USB D+/D- signals as a 90-ohm differential pair with length matching within 150 mils. Place the 8 MHz primary crystal (typically ECS-320-8-37B) within 5 mm of pins 61-62, with a ground guard ring. The MCLR pin (63) requires a 10 kohm pull-up and a 100 nF capacitor for in-circuit serial programming (ICSP) - omit the capacitor if ICSP is not used.
Common pitfalls: (1) Forgetting to unlock PPS before attempting to remap peripherals. (2) Driving the ADC inputs beyond 3.6 V absolute maximum - use the internal 2.5 V reference or buffer high-voltage signals. (3) Using CTMU without proper firmware calibration - capacitive touch may drift 10-20% across temperature. (4) Configuring USB PLL to 48 MHz but using a 4 MHz primary oscillator - supported combinations are documented in the family datasheet. (5) Exceeding 8 mA per I/O pin source/sink, or 200 mA total per port - high-current actuators need external drivers like the ULN2003 or MIC2981.
Thông tin tuân thủ
AEC-Q100 Grade 1 qualified per Microchip product page. RoHS compliant. Halogen-free status not explicitly stated in verified web data - marked unknown.
