PIC18F47J53-I/PT - 8-Bit 48MHz 128KB Flash USB MCU | Microchip
부품 번호: PIC18F47J53-I/PT ✓ 활성| 수량 | 단가 | 합계 |
|---|---|---|
| 1 | $5.4 | $5.40 |
| 10 | $4.95 | $49.50 |
| 100 | $4.45 | $445.00 |
| 500 | $4.05 | $2,025.00 |
| 1,000 | $3.65 | $3,650.00 |
PIC18F47J53-I/PT 개요
An 8-bit microcontroller (MCU) is a small computer-on-a-chip based on a Harvard or modified-Harvard architecture that fetches and executes 8-bit instructions one byte at a time. The PIC18 family uses an enhanced RISC instruction set with 16-bit opcodes and a 16-bit data path internally, which gives substantially higher throughput than classic 8-bit cores while keeping the programming model simple. MCUs sit below microprocessors in the system hierarchy: MCU -> 8-bit microcontroller -> microcontroller -> embedded controller -> semiconductor, and they are the workhorse of low-cost, low-power embedded designs.
Key features of the PIC18F47J53-I/PT include a 12-bit A/D converter with up to 13 channels, two analog comparators, a hardware RTCC, multiple PWM and capture/compare modules, and an on-chip full-speed USB 2.0 device/host/OTG transceiver. The device also integrates a charge-time-measurement-unit (CTMU) for capacitive touch sensing and a 10-bit DAC-style PWM mode, allowing designers to implement touch buttons, sliders, and analog front-ends without external components.
Architecturally, the PIC18F47J53 belongs to the PIC18 J-series, which uses a 2.5V/3.3V core with wide 2.0V-3.5V operating range and supports 16 KB of self-programmable Flash plus a dedicated boot block. The PIC18 J-series also adds hardware USB and a 12-bit ADC that the older PIC18F4550 family lacks, which makes the J-series a popular upgrade path. Compared with newer PIC18F-K4x K-series parts, the J-series is typically less expensive but consumes more active current.
Typical applications include USB peripherals such as HID input devices, CDC virtual COM ports and custom human-interface devices, capacitive touch user interfaces, low-power sensor nodes using XLP deep sleep, and industrial control with the 12-bit ADC. The wide 2.0V-3.6V supply range also fits battery-powered designs that must survive USB-supplied 5V transients through internal regulators. Designers often pair this MCU with the MCP2200 USB-UART bridge or the MCP1700 LDO when an external 3.3V rail is unavailable from USB.
When laying out a board, route the USB D+/D- lines as a 90-ohm differential pair and keep them as short as possible, place the 0.1 uF decoupling cap within 2 mm of each VDD pin, and ensure the VUSB pin is tied to VDD whenever the internal USB transceiver is active. Industrial users should reference Microchip AN1079 and the PIC18F47J53 Family Data Sheet for the recommended reference design and EMI guidelines.
This page synthesizes XAIPART distributor pricing, drop-in same-package alternatives drawn from the Microchip PIC18 portfolio, and practical design notes not collected in a single location on the manufacturer datasheet, giving engineers a faster path from part selection to prototype.
드롭인 대체품: PIC18F47J53-I/PT — 동일 패키지, 핀 호환. PCB 재작업이 필요한 다른 패키지 부품은 제외됩니다.
이 시리즈의 변형
다음과 드롭인 호환되는 동일 시리즈 모델: PIC18F47J53-I/PT (동일 폼 팩터 및 풋프린트) — 차이점: Package, Operating Temperature, USB, ADC, I/O Pins.
빠른 비교 도구 — 나란히 비교할 대체 부품을 선택하십시오:
PIC18F46J53-I/PT
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
PIC18F46J50-I/PT
✅ 드롭인📋 참조 대체품 (카탈로그에 없음)
PIC18F4550-I/PT
✅ 드롭인✓ 재고 있음
$4.95 / 개
데이터시트 보기 →PIC18F47J53-I/PT
✅ 드롭인✓ 재고 있음
$3.65 / 개
데이터시트 보기 →PIC18F47J53T-I/PT
✅ 드롭인✓ 재고 있음
$4.3 / 개
데이터시트 보기 →PIC18F47J53-I/PT 최대 정격 & 전기적 특성
| Core Architecture | 8-bit PIC18 enhanced RISC |
| Program Memory Type | Flash (self-programmable) |
| Program Memory Size | 128 KB (64K x 16) |
| RAM | 3.8 KB |
| Maximum CPU Speed | 48 MHz (12 MIPS) |
| Supply Voltage Range | 2.0 V to 3.6 V |
| I/O Pins | 36 |
| ADC | 12-bit, up to 13 channels |
| USB | USB 2.0 Full-Speed device/host/OTG |
| Comparators | 2 analog comparators |
| Low-Power Technology | nanoWatt XLP with Deep Sleep |
| 동작 온도 | -40 C to +85 C (industrial, I temp grade) |
| 패키지 | 44-pin TQFP (PT), 10x10 mm |
| 실장 유형 | Surface Mount |
| MSL 레벨 | 3 (168 hours) |
| RoHS 상태 | Compliant |
| AEC-Q100 Automotive Qualified | Yes (Automotive variant per Arrow listing) |
PIC18F47J53-I/PT 핀 구성
| 핀 1 | VUSB — USB internal transceiver supply (3.3V typical) |
| 핀 2 | RA0/AN0 — PORTA bit 0 / analog input 0 |
| 핀 3 | RA1/AN1 — PORTA bit 1 / analog input 1 |
| 핀 4 | RA2/AN2/VREF- — PORTA bit 2 / analog input 2 / ADC VREF- |
| 핀 5 | RA3/AN3/VREF+ — PORTA bit 3 / analog input 3 / ADC VREF+ |
| 핀 6 | RA4/AN4 — PORTA bit 4 / analog input 4 |
| 핀 7 | AVSS — Analog ground |
| 핀 8 | AVDD — Analog supply |
| 핀 9 | RA5/AN5 — PORTA bit 5 / analog input 5 |
| 핀 10 | RA6 — PORTA bit 6 |
| 핀 11 | RC0/SOSCO — PORTC bit 0 / secondary oscillator output |
| 핀 12 | RC1/SOSCI — PORTC bit 1 / secondary oscillator input |
| 핀 13 | RC2 — PORTC bit 2 |
| 핀 14 | RC3 — PORTC bit 3 |
| 핀 15 | RC4/D-/VMO — PORTC bit 4 / USB D- / VMO |
| 핀 16 | RC5/D+/VPO — PORTC bit 5 / USB D+ / VPO |
| 핀 17 | RC6 — PORTC bit 6 |
| 핀 18 | RC7 — PORTC bit 7 |
| 핀 19 | VSS — Digital ground |
| 핀 20 | VDD — Digital supply |
| 핀 21 | RB0/AN12 — PORTB bit 0 / analog input 12 |
| 핀 22 | RB1/AN10 — PORTB bit 1 / analog input 10 |
| 핀 23 | RB2/AN8 — PORTB bit 2 / analog input 8 |
| 핀 24 | RB3/AN9 — PORTB bit 3 / analog input 9 |
| 핀 25 | RB4/AN11 — PORTB bit 4 / analog input 11 |
| 핀 26 | RB5/AN13 — PORTB bit 5 / analog input 13 |
| 핀 27 | VSS — Digital ground |
| 핀 28 | VDD — Digital supply |
| 핀 29 | RB6/PGC — PORTB bit 6 / ICSP clock |
| 핀 30 | RB7/PGD — PORTB bit 7 / ICSP data |
| 핀 31 | RE3 — PORTE bit 3 (MCLR alternate) |
| 핀 32 | MCLR/RE3 — Master clear reset / PORTE bit 3 |
| 핀 33 | RD0 — PORTD bit 0 |
| 핀 34 | RD1 — PORTD bit 1 |
| 핀 35 | RD2 — PORTD bit 2 |
| 핀 36 | RD3 — PORTD bit 3 |
| 핀 37 | RD4 — PORTD bit 4 |
| 핀 38 | RD5 — PORTD bit 5 |
| 핀 39 | RD6 — PORTD bit 6 |
| 핀 40 | RD7 — PORTD bit 7 |
| 핀 41 | VSS — Digital ground |
| 핀 42 | VDD — Digital supply |
| 핀 43 | AVSS — Analog ground |
| 핀 44 | AVDD — Analog supply |
일반적인 애플리케이션
PIC18F47J53-I/PT 적합 용도: 6 애플리케이션s: USB Human Interface Device (HID), Capacitive Touch User Interface, USB Virtual COM Port (CDC), Low-Power Sensor Node, Industrial Control with USB Diagnostics, Automotive USB Accessory.
USB Human Interface Device (HID)
The PIC18F47J53-I/PT is an excellent choice for USB HID peripherals such as keyboards, mice, game controllers and custom HID input devices. Its on-chip USB 2.0 Full-Speed transceiver eliminates the need for an external PHY, saving BOM cost and PCB area, while the 48 MHz core delivers the 12 MIPS needed to process HID reports at the 1 kHz polling rate. The 128 KB Flash is ample for the Microchip MLA HID stack plus a small RTOS, and the 3.8 KB RAM comfortably holds HID ring buffers. Pair this MCU with the MCP1700-3302 LDO to derive 3.3V from the USB 5V bus. For EMI-sensitive enclosures, route D+/D- as a 90-ohm differential pair.
추천
Capacitive Touch User Interface
The PIC18F47J53-I/PT integrates the CTMU (Charge Time Measurement Unit) peripheral that Microchip's mTouch firmware uses for capacitive touch buttons, sliders and proximity sensors. Designers can implement 4-16 touch channels using only PCB pads and the on-chip CTMU plus ADC, no external touch IC required. The 12-bit ADC's 13 channels also serve as analog inputs for rotary encoders or ambient light sensing around the touch area. The 44-pin TQFP exposes enough I/O for a 4x4 touch matrix, and Deep Sleep mode keeps total quiescent current below 5 uA for battery-powered remote controls. Follow Microchip AN1334 for CTMU PCB layout guidelines.
추천
USB Virtual COM Port (CDC)
Designers frequently use the PIC18F47J53-I/PT to bridge a legacy UART sensor to a USB host via the CDC class, presenting as a virtual COM port on Windows, macOS and Linux. The on-chip USB peripheral plus the 48 MHz CPU easily handles 1 Mbaud UART bridges, and the 128 KB Flash holds the Microchip MLA CDC stack plus application code. Compared with the MCP2200 bridge, the J53 leaves UART bandwidth free for the application and adds GPIO for status LEDs and control signals. The 3.3V core can also be powered from a host with bus-power isolation, ideal for lab instrumentation front-ends.
추천
Low-Power Sensor Node
The PIC18F47J53-I/PT's nanoWatt XLP technology makes it a strong fit for battery-powered sensor nodes that wake briefly to measure and then sleep for months. In Deep Sleep the part draws only a few hundred nanoamps with the RTCC running, while active current at 48 MHz is roughly 10-15 mA, giving duty-cycled designs an average consumption well under 100 uA. The 12-bit ADC handles temperature, battery voltage and external sensor inputs, and the integrated USB allows firmware upgrades over a single cable without an external programmer. Designers should reference Microchip AN1079 for XLP sleep-mode tuning.
추천
Industrial Control with USB Diagnostics
Industrial equipment uses the PIC18F47J53-I/PT as a USB-attached diagnostics port on a 24V control board, exposing fault logs and calibration data over CDC or vendor-specific USB classes. The wide 2.0V-3.6V supply tolerates noisy industrial rails, and the -40 C to +85 C industrial temperature rating handles unheated enclosures. Designers add the MCP1541 4.096V voltage reference for ratiometric ADC measurements, and use the PWM modules to drive status LEDs or analog setpoints. The 44-pin TQFP exposes enough I/O for a 4-20 mA loop interface plus digital I/O channels.
추천
Automotive USB Accessory
AEC-Q100 qualified variants of the PIC18F47J53-I/PT are deployed in non-safety automotive accessories such as cabin USB chargers with diagnostic LEDs, OBD-II to USB bridges, and aftermarket infotainment controllers. The on-chip USB transceiver tolerates the 12V vehicle bus when paired with an external LDO and TVS protection, and the industrial temperature rating covers cabin environments up to +85 C. Designers must add reverse-battery and load-dump protection per Microchip AN228, and follow CISPR 25 EMI layout rules for the USB differential pair.
추천
추천 제품 요약
엔지니어링 참조 데이터: PIC18F47J53-I/PT — 비교, 설계 지침 및 규정 준수 정보.
선택 가이드
대체품과의 비교
| 파라미터 | 이 제품 | PIC18F46J53-I/PT | PIC18F46J50-I/PT | PIC18F4550-I/PT |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-pin TQFP (10x10 mm) | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same | 44-pin TQFP (10x10 mm) - same |
| Core | 8-bit PIC18 (enhanced RISC) | 8-bit PIC18 (enhanced RISC) | 8-bit PIC18 (enhanced RISC) | 8-bit PIC18 (enhanced RISC) |
| Max CPU Speed | 48 MHz / 12 MIPS | 48 MHz / 12 MIPS | 48 MHz / 12 MIPS | 48 MHz / 12 MIPS |
| Flash Memory | 128 KB | 64 KB | 64 KB | 32 KB |
| RAM | 3.8 KB | 3.8 KB | 3.8 KB | 2 KB |
| USB | Full-Speed device/host/OTG | Full-Speed device/host/OTG | Full-Speed device/host/OTG | Full-Speed device/host/OTG |
| ADC | 12-bit, up to 13 channels | 12-bit, up to 13 channels | 10-bit, up to 13 channels | 10-bit, up to 13 channels |
| Supply Voltage | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 2.0 V to 3.6 V | 4.2 V to 5.5 V (5V core) |
| Low-Power Technology | nanoWatt XLP with Deep Sleep | nanoWatt XLP with Deep Sleep | nanoWatt XLP with Deep Sleep | NanoWatt (no Deep Sleep) |
주요 차별점
- Largest Flash in the PIC18 J-series 44-pin TQFP family (vs PIC18F46J53-I/PT)
- 12-bit ADC vs 10-bit ADC on legacy 4550 family (vs PIC18F4550-I/PT)
- Deep Sleep mode for nanoWatt XLP designs (vs PIC18F4550-I/PT)
- On-chip USB Full-Speed with no external PHY (vs Microchip PIC16F877A-I/PT)
설계 노트
Power the PIC18F47J53-I/PT from a regulated 3.3V rail. The VUSB pin must be tied to VDD whenever the internal USB transceiver is enabled, even if no USB device is attached, otherwise the USB peripheral behaves unpredictably. Place a 0.1 uF ceramic decoupling capacitor within 2 mm of each VDD/AVDD pin, and a 4.7 uF bulk capacitor near the IC. For USB bus-powered designs, add a ferrite bead between VUSB and the upstream 3.3V rail to isolate USB noise from the MCU supply.
Route the USB D+ and D- lines as a 90-ohm differential pair on the top layer, keeping them short and matched within 150 mil. Maintain a continuous ground reference plane beneath the pair, and avoid splits under the USB traces. The 44-pin TQFP exposed pad (if used on the /ML package) must be soldered to a thermal pad with thermal vias for heat sinking, though the /PT version uses only the lead frame. Decouple VDD_CORE separately from VDD_IO if the schematic exposes both pins.
When using the on-chip USB Full-Speed transceiver, ensure the 48 MHz primary oscillator has low jitter (the internal PLL provides this). If the application uses a secondary 32.768 kHz crystal on SOSCO/SOSCI for RTCC, keep the traces short and surrounded by ground. For CTMU capacitive touch, follow Microchip AN1334 PCB guidelines: use hatched grounds under touch pads, not solid pours, to limit parasitic capacitance.
Do not program the configuration bits for an external oscillator unless the crystal is present - the part will appear dead without a clock source. The ICSP pins (RB6/RB7) are also PORTB pins and must not be pulled low during normal operation or the MCU enters reset. When migrating from the legacy PIC18F4550, remember the J53 core runs at 3.3V, not 5V; legacy 5V designs need level translators on all I/O.
At 48 MHz with all peripherals active, the PIC18F47J53-I/PT draws roughly 10-15 mA from VDD, dissipating under 50 mW even at 3.6V - no heatsink is required. The 44-pin TQFP theta_JA is approximately 50 C/W, giving a junction-to-ambient delta of about 2.5 C at 50 mW. For industrial designs at +85 C ambient, ensure the part's +125 C maximum junction temperature is comfortably derated.
규정 준수 정보
RoHS compliant per Microchip product page. AEC-Q100 qualified per Arrow Automotive listing for the /PT industrial temperature variant. Lead-free and halogen-free per Microchip environmental data.