PIC32MX470F512LT-V/PT - 80MHz 512KB Flash 32-bit MCU | Microchip
부품 번호: PIC32MX470F512LT-V/PT ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $9.42 | $9.42 |
| 10 | $8.85 | $88.50 |
| 100 | $7.91 | $791.00 |
| 500 | $6.97 | $3,485.00 |
| 1,000 | $6.18 | $6,180.00 |
PIC32MX470F512LT-V/PT 개요
A 32-bit microcontroller (MCU) is an embedded processor that executes instructions on 32-bit data paths, combining a CPU core, program memory (Flash), data memory (SRAM), and on-chip peripherals such as timers, communication controllers, and ADCs on a single silicon die. The PIC32MX3/4 family, which includes this part, occupies the mid-performance tier of Microchip's PIC32 portfolio, between the cost-optimized PIC32MX1/2/5 and the higher-end PIC32MX5/6/7 families with USB and graphics support.
Key specifications of the PIC32MX470F512LT-V/PT include 512 KB on-chip Flash (512K x 8 organization), 128 KB SRAM, a 10-bit ADC with up to 1 Msps, USB 2.0 Full-Speed OTG controller, two I2S/SPI modules, Peripheral Pin Select (PPS) for flexible signal routing, Parallel Master Port (PMP) for graphics or external memory, and a Charge Time Measurement Unit (CTMU) for capacitive touch sensing. The IC operates from 2.3V to 3.6V across the -40C to +105C industrial-automotive temperature range.
Architecturally, the PIC32MX470 uses a MIPS32 M4K core with 5-stage pipeline, single-cycle multiply, hardware divide, and a tightly-coupled prefetch module that minimizes Flash wait states at 80 MHz. The dual-bus DMA controller with 4 KB RAM and integrated FRC PLL simplify clock design. PPS allows most digital peripherals to be remapped to a wide range of I/O pins, simplifying PCB layout and reducing the need for board re-spins.
Typical applications include USB Human Interface Devices (HIDs) such as keyboards and mice, embedded audio peripherals with I2S codecs, capacitive touch HMI panels using CTMU, low-cost graphics terminals via PMP, industrial sensor hubs, and automotive body-control modules where the -V temperature grade is required.
When designing with this part, plan I/O assignment early to leverage Peripheral Pin Select and reserve dedicated pins for the 8 MHz crystal and the JTAG/trace interface. A 10 uF bulk plus 0.1 uF decoupling capacitor pair should sit within 5 mm of each VDD/AVDD pin pair.
This page consolidates the verified Microchip datasheet, distributor pricing, drop-in same-package alternatives drawn from the PIC32MX portfolio, and design notes drawn from PIC32 Family Reference Manual application patterns.
드롭인 대체품: PIC32MX470F512LT-V/PT — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC32MX470F512LT-V/PT (동일 폼 팩터 및 풋프린트) — 차이점: ADC, Package, Operating Temperature Range, Core Architecture, USB.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC32MX470F512L-I/PT
✅ 드롭인✓ 재고 있음
$6.32 / 개
데이터시트 보기 →PIC32MX470F512L-120/PT
✅ 드롭인✓ 재고 있음
$5.71 / 개
데이터시트 보기 →PIC32MX470F512H-V/PT
✅ 드롭인✓ 재고 있음
$6.1 / 개
데이터시트 보기 →PIC32MX470F512HT-I/PT
✅ 드롭인✓ 재고 있음
$4.1 / 개
데이터시트 보기 →PIC32MX470F512HT-120/PT
✅ 드롭인✓ 재고 있음
$5.55 / 개
데이터시트 보기 →PIC32MX470F512LT-V/PT 최대 정격 & 전기적 특성
| Core Architecture | MIPS32 M4K 32-bit RISC |
| Maximum CPU Frequency | 80 MHz |
| Program Flash Memory | 512 KB (512K x 8) |
| Data SRAM | 128 KB |
| Operating Voltage Range | 2.3 V to 3.6 V |
| 동작 온도 범위 | -40 C to +105 C (automotive V-grade) |
| 패키지 | 100-pin TQFP (PT) 12x12 mm |
| ADC | 10-bit, up to 1 Msps, 16 channels |
| USB | USB 2.0 Full-Speed OTG controller |
| I2S / SPI Modules | 2 (codec/serial audio) |
| Peripheral Pin Select (PPS) | Yes |
| Parallel Master Port (PMP) | Yes |
| Charge Time Measurement Unit (CTMU) | Yes (for capacitive touch) |
| 실장 유형 | Surface Mount |
| RoHS 상태 | Compliant |
| Lead-Free | Yes |
PIC32MX470F512LT-V/PT 100-pin tqfp (pt) 12x12 mm 핀 구성 가이드
PIC32MX470F512LT-V/PT(100-pin tqfp (pt) 12x12 mm 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: PIC32MX470F512LT-V/PT.
다음을 참조하십시오: 데이터시트 전체 핀 구성은 다음을 참조하십시오.
일반적인 애플리케이션
PIC32MX470F512LT-V/PT 적합 용도: 6 애플리케이션s: USB HID Peripheral Devices, Embedded Audio with I2S Codec, Capacitive Touch HMI Panels, Automotive Body Control Modules, Low-Cost Graphics Terminals, Industrial Sensor Hubs.
USB HID Peripheral Devices
The PIC32MX470F512LT-V/PT is ideally suited for USB Human Interface Device applications including keyboards, mice, game controllers, and custom HID peripherals. The integrated USB 2.0 Full-Speed OTG controller with on-chip transceiver eliminates the need for an external PHY, reducing BOM cost and PCB area. The 80 MHz MIPS M4K core provides ample processing headroom for HID report parsing, debounce algorithms, and LED matrix control, while 512 KB Flash accommodates complex HID descriptor tables and multi-profile firmware. The -40C to +105C V-grade temperature rating makes this MCU suitable for automotive cabin controls, industrial keypads, and outdoor HMI panels where ambient temperature exceeds 85C. PPS allows flexible pin assignment for the USB D+/D- signals versus GPIO key-scan matrix, simplifying PCB routing.
추천
Embedded Audio with I2S Codec
The PIC32MX470F512LT-V/PT integrates two I2S/SPI modules specifically designed to interface with external audio codecs for embedded audio playback and recording. This makes the part well suited for voice prompt systems, audio recording devices, Bluetooth audio sinks, and intercom panels. The 128 KB SRAM provides sufficient buffer space for compressed audio decoding (ADPCM, SBC) or short PCM sample storage, while 512 KB Flash accommodates audio libraries and custom sound assets. CTMU support enables touch-button or proximity-sensing input alongside audio playback. The -V temperature grade supports automotive rear-seat entertainment and industrial audio annunciator applications. I2S bit-clock rates up to several MHz support 48 kHz, 16-bit audio streams typical in consumer audio designs.
추천
Capacitive Touch HMI Panels
The on-chip Charge Time Measurement Unit (CTMU) gives the PIC32MX470F512LT-V/PT native capacitive touch sensing capability, eliminating dedicated touch controller ICs in many designs. Combined with Peripheral Pin Select, the MCU can scan up to 16 capacitive touch buttons, sliders, or wheels while the MIPS M4K core runs the application stack in parallel. This suits appliance control panels, automotive HVAC interfaces, and industrial equipment keypads. The 128 KB SRAM supports touch-event debounce buffers and gesture recognition algorithms. The -V grade handles underhood or industrial enclosure environments where ambient temperatures reach 105C. PWM outputs can drive LED backlighting synchronized to touch feedback for an integrated HMI solution.
추천
Automotive Body Control Modules
The PIC32MX470F512LT-V/PT with -V temperature grade and CAN/LIN support is well matched to automotive body control modules managing lighting, mirrors, window lifters, and accessory relays. The 80 MHz MIPS M4K core processes LIN bus messages and CAN-FD frames with deterministic latency while the 512 KB Flash holds the full body controller firmware and LIN descriptor database. The PMP interface can drive segment LCDs or small TFT displays for switch status indication. With 128 KB SRAM, the MCU handles network message buffering without external memory. The 100-pin TQFP package provides ample GPIO for relay drivers, switch inputs, and PWM channels for LED dimming in interior lighting applications.
추천
Low-Cost Graphics Terminals
The integrated Parallel Master Port (PMP) enables the PIC32MX470F512LT-V/PT to drive small TFT or STN LCD panels for embedded graphics terminals, point-of-sale displays, and instrumentation HMIs. The PMP can interface to 8-bit or 16-bit wide memory-mapped displays with up to 2 MB addressing range, supporting common QVGA (320x240) panels. The 128 KB SRAM can serve as a partial framebuffer for low-color-depth graphics, while Flash holds bitmap assets and UI libraries. Peripheral Pin Select allows flexible assignment of PMP control signals to optimize PCB layout. The -V grade supports outdoor kiosks, industrial panels, and vehicle dashboard displays subject to elevated operating temperatures.
추천
Industrial Sensor Hubs
The PIC32MX470F512LT-V/PT functions as an industrial sensor hub aggregating multiple sensor inputs over I2C, SPI, and UART interfaces and forwarding processed data via USB, CAN, or Ethernet. The 10-bit ADC with up to 16 channels handles analog sensor signals directly, while digital sensor data flows through the DMA controller for low-CPU-overhead acquisition. The 512 KB Flash holds sensor calibration tables, digital filtering code, and protocol stacks (Modbus, CANopen). The -V temperature grade supports factory floor enclosures, outdoor installations, and process control cabinets. PPS remapping allows I2C/SPI buses to be assigned to any available pins, simplifying PCB layout when multiple sensor types share a single hub.
추천
추천 제품 요약
엔지니어링 참조 데이터: PIC32MX470F512LT-V/PT — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC32MX470F512L-I/PT | PIC32MX470F512L-120/PT | PIC32MX470F512HT-I/PT | PIC32MX470F512HT-120/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 100-pin TQFP (PT) 12x12 mm | 100-pin TQFP (PT) - same | 100-pin TQFP (PT) - same | 100-pin TQFP (PT) - same | 100-pin TQFP (PT) - same |
| Core | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit | MIPS32 M4K 32-bit |
| Maximum Frequency | 80 MHz | 80 MHz | 120 MHz (+50%) | 80 MHz | 120 MHz (+50%) |
| Flash Memory | 512 KB | 512 KB | 512 KB | 512 KB | 512 KB |
| SRAM | 128 KB | 128 KB | 128 KB | 128 KB | 128 KB |
| Temperature Grade | -40C to +105C (V-grade) | -40C to +85C (I-grade) | -40C to +85C (I-grade) | -40C to +85C (I-grade) | -40C to +85C (I-grade) |
| USB 2.0 OTG | Yes | Yes | Yes | Yes | Yes |
주요 차별점
- V-grade -40C to +105C automotive temperature rating (vs PIC32MX470F512L-I/PT)
- Optimized for 80 MHz operation with USB OTG at 12 Mbps (vs PIC32MX470F512L-120/PT)
- Tape and Reel packaging with manufacturer full traceability (vs PIC32MX470F512HT-I/PT (T-suffix variant))
설계 노트
The PIC32MX470F512LT-V/PT operates from a single 2.3V to 3.6V supply. Place a 10 uF bulk tantalum or ceramic capacitor near the VDD pin pair and a 0.1 uF ceramic decoupling capacitor within 5 mm of each VDD/AVDD pin pair. AVDD should be tied to the same 3.3V rail as VDD with its own ferrite bead and decoupling. Adding a 10 kohm pull-up on the MCLR pin ensures proper device reset during voltage ramp-up. Refer to Microchip PIC32 Family Reference Manual section on power for sequencing guidance.
Route the 8 MHz primary oscillator traces as short as possible, with the load capacitors (typically 18-33 pF) placed within 2 mm of the OSC1 and OSC2 pins. Keep the USB D+ and D- traces matched in length (within 2 mm) and routed as a 90 ohm differential pair. Use a ground reference plane on the layer directly beneath the USB traces. If USB is unused, leave the USB pins floating - do not tie them to ground. Refer to PIC32MX Family Reference Manual section on USB layout guidelines for full design rules.
Common design pitfalls include: (1) omitting the 1 kohm pull-up on D+ for USB enumeration, (2) failing to configure PPS before peripheral initialization, (3) using non-qualified crystals that cause USB jitter violations, and (4) configuring the PLL with VCO input outside the 4-5 MHz range. Always read the device errata document before finalizing firmware; PIC32MX470 family has published errata covering CTMU, USB, and ADC modules. Use the Microchip Harmony Configurator (MHC) or MPLAB Code Configurator (MCC) to avoid manual register pitfalls.
규정 준수 정보
RoHS and REACH compliance per Microchip product declaration. AEC-Q100 status for -V grade should be confirmed with Microchip for specific automotive sub-categories. Halogen-free status listed in Microchip material declaration database.