PIC32MX470F512H-V/MR - 32-bit MCU 512KB Flash 64-VFQFN | Microchip
부품 번호: PIC32MX470F512H-V/MR ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $9.42 | $9.42 |
| 10 | $8.65 | $86.50 |
| 100 | $7.88 | $788.00 |
| 500 | $7.21 | $3,605.00 |
| 1,000 | $6.74 | $6,740.00 |
PIC32MX470F512H-V/MR 개요
A 32-bit microcontroller (MCU) is a programmable embedded processor whose internal datapath, registers, and ALU are 32 bits wide, enabling single-cycle integer operations and large linear addressing ranges far beyond legacy 8/16-bit parts. Within the broader semiconductor taxonomy, a 32-bit MCU sits below microprocessors and above simple state machines; the PIC32MX family specifically combines a MIPS32 M4K core with rich connectivity peripherals, occupying the mid-range between low-power Cortex-M0 parts and high-performance application processors. This hierarchy makes the PIC32MX470F512H a strong fit for human-machine interface (HMI) and audio/graphics products that need both deterministic real-time response and substantial on-chip memory.
Key features include Peripheral Pin Select (PPS) remappable I/O, two SPI/I2S interfaces for codec and serial communication, a 10-bit ADC with up to 16 channels (depending on package), five 16-bit timers/counters, four UART modules, and a USB 2.0 Full-Speed device/host/OTG controller with internal transceiver. The CTMU enables accurate time-of-flight and capacitive-touch measurements, while the PMP bus provides an 8/16-bit parallel interface for graphics LCDs and external memory. The integrated RTCC with calendar mode retains timekeeping across deep Sleep, enabling battery-backed wall-clock and scheduling functions.
In typical designs the part is paired with an external 8 MHz crystal and the on-chip PLL to derive the 100 MHz system clock, with the exposed pad (EP) of the VFQFN package soldered to a ground pad to dissipate up to 1 W of package dissipation. The Flash endurance rating of 20,000 erase/write cycles and SRAM with battery-backup domain make the chip suitable for products that retain configuration across power cycles. For audio paths, the two I2S modules drive external DACs such as the Texas Instruments TLV320DAC, while the PMP can directly address small TFT displays used in white-goods HMIs.
Recommended applications include USB audio devices (headsets, speakers, mixers), HMI panels with touch + graphics, industrial control with capacitive-button interfaces, and consumer white goods. The wide 2.3 V-3.6 V supply range simplifies integration with Li-ion or 3.3 V regulated rails, while Idle/Sleep currents in the single-digit mA range enable battery-powered designs. The -V (VQFPN-64 9x9) suffix indicates this variant operates over -40 °C to +105 °C, suiting commercial and industrial environments.
When designing with this part, allocate the EP thermal pad to a continuous ground copper pour sized to the recommended footprint so the junction stays within 125 °C at full CPU load. Use the on-chip LPRC oscillator for low-power Sleep mode and switch to the primary 8 MHz crystal via the PLL for active 100 MHz operation. Confirm peripheral usage against the 64-pin variant since some functions (PMP, extra ADC channels) need additional pins that are present only on higher-pin-count package versions.
This page consolidates Microchip datasheet data, verified distributor pricing, drop-in same-package alternatives, and engineering guidance not found in the standalone datasheet, accelerating BOM decisions for audio and HMI designs.
드롭인 대체품: PIC32MX470F512H-V/MR — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC32MX470F512H-V/MR (동일 폼 팩터 및 풋프린트) — 차이점: Package, ADC, Parallel Master Port (PMP), USB, Operating Temperature Range.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC32MX470F512H-I/MR
✅ 드롭인✓ 재고 있음
$5.08 / 개
데이터시트 보기 →PIC32MX470F512H-120/MR
✅ 드롭인✓ 재고 있음
$4.2 / 개
데이터시트 보기 →PIC32MX470F512HT-V/MR
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
PIC32MX470F512HT-I/MR
✅ 드롭인✓ 재고 있음
$6.85 / 개
데이터시트 보기 →PIC32MX450F256H-V/MR
✅ 드롭인✓ 재고 있음
$4.15 / 개
데이터시트 보기 →PIC32MX470F512HT-120/PT
✅ 드롭인 ⚠️ 사양 미검증✓ 재고 있음
$5.55 / 개
데이터시트 보기 →PIC32MX470F512H-V/MR 최대 정격 & 전기적 특성
| Core | MIPS32 M4K |
| Bit Width | 32-bit |
| Maximum CPU Speed | 100 MHz |
| Flash Program Memory | 512 KB |
| Boot Flash | 12 KB |
| SRAM | 128 KB |
| Operating Voltage | 2.3 V to 3.6 V |
| 패키지 | 64-VFQFN (9x9 mm) with exposed pad |
| 핀 수 | 64 |
| 실장 유형 | Surface Mount |
| Temperature Range | -40 °C to +105 °C (V suffix) |
| USB | USB 2.0 Full-Speed OTG with internal transceiver |
| SPI / I2S Modules | 2 |
| UART Modules | 4 |
| ADC | 10-bit ADC |
| Timers | 5 x 16-bit Timer/Counter |
| Parallel Master Port (PMP) | Yes |
| Charge Time Measurement Unit (CTMU) | Yes |
| Real-Time Clock Calendar (RTCC) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| MIPS16e Code Compression | Yes, up to 40% code-size reduction |
| Low-Power Modes | Idle and Sleep with RTCC retention |
| RoHS | Compliant |
PIC32MX470F512H-V/MR 64-vfqfn (9x9 mm) with exposed pad 핀 구성 가이드
PIC32MX470F512H-V/MR(64-vfqfn (9x9 mm) with exposed pad 패키지)의 핀 구성입니다. 이 디지털 IC에는 GPIO, 통신 인터페이스(UART, SPI, I2C), 전원 핀이 포함되어 있습니다. 대체 핀 기능과 구성 옵션은 제조사 데이터시트를 참조하십시오. 임베디드 시스템 설계와 PCB 레이아웃에 필수적입니다.
다음에 대한 상세 핀아웃 데이터 없음: PIC32MX470F512H-V/MR.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
PIC32MX470F512H-V/MR 적합 용도: 6 애플리케이션s: USB Audio Headset / DAC, Human-Machine Interface (HMI) Panels, Industrial Control with Touch, Consumer White Goods Control Board, USB Barcode / POS Peripherals, Battery-Powered Sensor Hub.
USB Audio Headset / DAC
The PIC32MX470F512H-V/MR is well matched to USB audio headsets and external USB DACs because of its integrated USB 2.0 Full-Speed OTG controller with on-chip transceiver and two I2S modules that interface directly to external audio codecs. The 128 KB SRAM comfortably buffers USB isochronous audio packets at 44.1 kHz and 48 kHz sample rates, while the 512 KB Flash stores USB class drivers, the I2S DMA handler, and application logic. Compared to a discrete USB-plus-MCU solution, this single-chip integration removes an external PHY and reduces BOM cost by roughly $0.80. The CTMU can drive headphone-button capacitive sensing without additional analog ICs, and the RTCC retains playback scheduling across standby.
추천
Human-Machine Interface (HMI) Panels
For HMI panels combining a small TFT display with capacitive touch buttons, the PIC32MX470F512H-V/MR delivers 100 MHz MIPS performance, a Parallel Master Port (PMP) that addresses 8/16-bit TFT controllers directly, and a Charge Time Measurement Unit (CTMU) that scans capacitive buttons and sliders without external analog ICs. The 512 KB Flash accommodates full-frame graphical UI assets plus a touchscreen driver, while 128 KB SRAM provides enough headroom for 320x240x16-bit framebuffers in compact displays. The Peripheral Pin Select (PPS) feature reassigns peripheral pins to unused I/O, simplifying PCB routing when display, touch, and comms share the 64-pin QFN footprint. Designers typically pair the MCU with a 3.5-inch QVGA TFT and 4 to 8 capacitive buttons.
추천
Industrial Control with Touch
Industrial controllers benefit from the PIC32MX470F512H-V/MR's -40 °C to +105 °C temperature rating, robust USB and UART connectivity, and CTMU-based capacitive sensing that operates reliably on metal surfaces and through overlays. The integrated RTCC with calendar mode supports time-stamped event logging, while the PMP bus can drive parallel status displays. Typical use cases include programmable logic controllers (PLCs), motor-drive interface boards, and industrial weighing scales. The 100 MHz MIPS32 M4K core executes real-time control loops with under 1 microsecond interrupt latency, while the 2.3 V to 3.6 V supply range tolerates industrial 24 V rails after regulation.
추천
Consumer White Goods Control Board
White-goods appliance controllers such as washing machines, dishwashers, and induction cooktops need an MCU that handles a graphical display, capacitive touch, and motor-control signalling at industrial temperatures. The PIC32MX470F512H-V/MR supplies 100 MHz processing for UI plus an integrated CTMU for sealed front-panel capacitive buttons, a PMP bus for TFT/segment displays, and four UARTs for communicating with motor-driver boards. The wide -40 °C to +105 °C temperature window accommodates oven and dishwasher ambient temperatures without derating. Low-power Idle and Sleep modes with RTCC retention cut standby power to single-digit mA, helping designs meet stringent Energy Star standby targets.
추천
USB Barcode / POS Peripherals
Point-of-sale barcode scanners, receipt printers, and customer displays integrate the PIC32MX470F512H-V/MR for its USB Full-Speed device capability, four UARTs for scanner and printer connectivity, and 100 MHz processing that handles USB HID and CDC stacks plus barcode decoding algorithms. The 512 KB Flash accommodates full USB class firmware, while 128 KB SRAM buffers scanned data before forwarding over USB. The CTMU enables sealed front-panel buttons, and the RTCC timestamps transactions for audit logging. Designers can migrate from a discrete USB MCU plus external scanner IC to a single-chip solution that reduces PCB area by roughly 30 percent in compact POS peripherals.
추천
Battery-Powered Sensor Hub
Battery-powered sensor hubs and IoT edge nodes take advantage of the PIC32MX470F512H-V/MR's Idle and Sleep modes with RTCC retention, which drop quiescent current to single-digit mA between sensor reads. The CTMU precisely times capacitive and resistive sensor measurements, while two I2S interfaces support digital microphones for acoustic sensing. The 100 MHz MIPS32 M4K core wakes quickly enough to process sensor bursts and return to Sleep, extending battery life in field-deployed IoT devices. Designers typically pair the MCU with a 3.6V Li-SOCl2 primary cell and a low-dropout regulator sized for the active current draw.
추천
추천 제품 요약
엔지니어링 참조 데이터: PIC32MX470F512H-V/MR — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC32MX470F512H-I/MR | PIC32MX470F512H-120/MR | PIC32MX450F256H-V/MR |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-VFQFN (9x9 mm) | 64-VFQFN (9x9 mm) | 64-VFQFN (9x9 mm) | 64-VFQFN (9x9 mm) |
| Maximum CPU Speed | 100 MHz | 100 MHz | 120 MHz | 100 MHz |
| Flash Program Memory | 512 KB | 512 KB | 512 KB | 256 KB |
| SRAM | 128 KB | 128 KB | 128 KB | 32 KB |
| Operating Temperature | -40 °C to +105 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +105 °C |
| USB 2.0 OTG | Yes (Full-Speed, internal transceiver) | Yes | Yes | Yes |
| CTMU (Capacitive Touch) | Yes | Yes | Yes | Yes |
| Parallel Master Port (PMP) | Yes | Yes | Yes | Yes |
| Operating Voltage | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V | 2.3 V to 3.6 V |
| Approximate Unit Price (USD, qty 1) | $9.42 | $8.95 | $10.85 | $7.40 |
주요 차별점
- Wider 105 °C temperature window versus industrial-grade siblings (vs PIC32MX470F512H-I/MR)
- Higher CPU speed at same memory configuration (vs PIC32MX450F256H-V/MR)
- Standard vs tape-and-reel orientation (vs PIC32MX470F512HT-V/MR)
설계 노트
The 64-VFQFN (9x9 mm) exposed thermal pad must be soldered to a continuous ground copper pour, ideally 1 square inch or larger, to keep the junction temperature within 125 °C at 100 MHz full CPU load. Without the EP pad properly soldered, thermal dissipation drops by 50 percent or more and the part can thermally throttle or fail. Recommended copper area is approximately 25 mm² minimum on the top layer plus thermal vias to inner ground planes.
Place the 8 MHz crystal and its load capacitors within 5 mm of the OSC1/OSC2 pins, with a guard ring tied to analog ground to reduce EMI coupling into the PLL. Use Peripheral Pin Select (PPS) to remap peripherals to convenient I/O, freeing the dedicated peripheral pins for high-speed interfaces. Keep USB DP/DM traces as a 90-ohm differential pair with matched length and route them on the top layer over a continuous ground pour.
Decouple the 3.3 V supply with a 10 µF bulk capacitor plus a 0.1 µF ceramic capacitor placed within 2 mm of each VDD pin pair. The MCU integrates a 1.8 V core LDO that requires a 4.7 µF capacitor on the VDDCORE pin for stability. Switching to Sleep mode reduces current to single-digit mA while the RTCC continues counting, enabling battery-backed timekeeping across standby events.
Do not assume the -V/MR and -I/MR variants are interchangeable above 85 °C; the -V/MR is required for +85 °C to +105 °C operation. Avoid driving the USB DP/DM pins with 5 V logic levels, which can damage the internal USB transceiver - use a 3.3 V level shifter if interfacing with 5 V peripherals. When using the CTMU for capacitive touch, calibrate each sensor channel at production to compensate for PCB parasitic capacitance.
규정 준수 정보
RoHS and REACH compliant per Microchip product page. AEC-Q100 not qualified - this is a commercial/industrial part, not automotive grade. Lead-free reflow profile compatible.
