PIC18F47Q43-E/P - 8-bit 64MHz 128KB FLASH XLP MCU | Microchip
N.º da peça: PIC18F47Q43-E/P ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $4.16 | $4,16 |
| 10 | $3.74 | $37,40 |
| 100 | $3.21 | $321,00 |
| 500 | $2.85 | $1.425,00 |
| 1.000 | $2.62 | $2.620,00 |
PIC18F47Q43-E/P Visão geral
What is a PIC18 microcontroller? A PIC18 microcontroller is a high-performance 8-bit Harvard-architecture MCU from Microchip Technology, built on enhanced instruction set with hardware multiply and 31-level stack. It belongs to the broader category of 8-bit microcontrollers within the embedded computing hierarchy: microcontroller -> embedded processor -> semiconductor. The PIC18 family bridges legacy 8-bit designs and modern peripherals, offering DMA, configurable logic cells (CLCs), 16-bit PWMs, and an Analog-to-Digital Converter with Computation (ADCC) for sophisticated hardware customization with reduced firmware load.
The PIC18F47Q43-E/P features 128 KB FLASH, 8192 bytes RAM, 1024 bytes EEPROM, an 8-bit instruction word, and operates from 2.3V to 5.5V. It integrates six DMA controllers, three 16-bit dual PWMs (six PWM outputs total), CLCs, an ADCC, multiple UART/SPI/I2C peripherals, a Zero-Cross Detect module, and a 1.024V/2.048V/4.096V Fixed Voltage Reference. Its nanoWatt XLP technology provides ultra-low sleep current for battery-powered designs.
Typical applications include IoT sensor nodes, motor control, LED lighting controllers, and human-machine interface (HMI) panels. The Q43 family's CIPs allow designers to offload tasks such as signal conditioning, waveform generation, and inter-peripheral triggers from the CPU, enabling deterministic real-time response.
When designing with this part, ensure decoupling with 100 nF ceramic capacitors on each VDD pin and a 10 µF bulk capacitor near the IC. Use the on-chip debugger (ICD) for in-circuit firmware development, and select the appropriate Configuration Words (CONFIG) for oscillator, watchdog, and code protection settings per the datasheet.
This page synthesizes distributor pricing, drop-in alternatives from the same PIC18-Q43 family, and practical design notes not collected in any single manufacturer PDF.
Alternativas drop-in para PIC18F47Q43-E/P — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC18F47Q43-E/P (mesmo formato e footprint) — diferindo em Package, ADC, DAC, Core Architecture, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC18F47Q43-I/P
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$2.95 / unidade
Ver ficha técnica →PIC18F46Q43-I/P
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$1.52 / unidade
Ver ficha técnica →PIC18F45Q43-I/P
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$2.62 / unidade
Ver ficha técnica →PIC18F47Q10-E/P
✅ Drop-In ⚠️ Especificações não verificadas✓ Em estoque
$2.18 / unidade
Ver ficha técnica →PIC18F47K42-E/P
✅ Drop-In✓ Em estoque
$5.2 / unidade
Ver ficha técnica →PIC18F47K40-E/PT
✅ Drop-In✓ Em estoque
$2.1 / unidade
Ver ficha técnica →PIC18F47Q43-E/P Classificações máximas e características elétricas
| Core Architecture | PIC18 (8-bit) |
| Program Memory (FLASH) | 128 KB (128K x 8) |
| RAM | 8192 bytes |
| Data EEPROM | 1024 bytes |
| Operating Frequency | 64 MHz maximum |
| Operating Voltage Range | 2.3 V to 5.5 V |
| Instruction Word Width | 16-bit (8-bit data path) |
| Contagem de pinos | 40 |
| Encapsulamento | 40-pin PDIP (P) |
| Tipo de montagem | Through-Hole (DIP) |
| Temperature Range (operating) | -40 C to +125 C (E = Extended) |
| I/O Pins | 36 |
| DMA Controllers | 6 |
| 16-bit PWM Channels | 3 (6 outputs) |
| UART Peripherals | 5 (one supports LIN/DMX/DALI) |
| Fixed Voltage Reference | 1.024 V / 2.048 V / 4.096 V |
| Low-Power Technology | nanoWatt XLP |
| Functional Safety (FuSa) | Yes |
| Status RoHS | Compliant |
Configuração de pinos do PIC18F47Q43-E/P
| Pino 1 | RE3/MCLR — Digital I/O / Master Clear (Reset) |
| Pino 2 | RA0 — Digital I/O port A bit 0 |
| Pino 3 | RA1 — Digital I/O port A bit 1 |
| Pino 4 | RA2 — Digital I/O port A bit 2 |
| Pino 5 | RA3 — Digital I/O port A bit 3 |
| Pino 6 | RA4 — Digital I/O port A bit 4 |
| Pino 7 | RA5 — Digital I/O port A bit 5 |
| Pino 8 | RA6 — Digital I/O port A bit 6 |
| Pino 9 | RA7 — Digital I/O port A bit 7 |
| Pino 10 | VSS — Ground reference |
| Pino 11 | VDD — Positive supply voltage |
| Pino 12 | RB0 — Digital I/O port B bit 0 |
| Pino 13 | RB1 — Digital I/O port B bit 1 |
| Pino 14 | RB2 — Digital I/O port B bit 2 |
| Pino 15 | RB3 — Digital I/O port B bit 3 |
| Pino 16 | RB4 — Digital I/O port B bit 4 |
| Pino 17 | RB5 — Digital I/O port B bit 5 |
| Pino 18 | RB6 — Digital I/O port B bit 6 / ICSP programming clock |
| Pino 19 | RB7 — Digital I/O port B bit 7 / ICSP programming data |
| Pino 20 | VSS — Ground reference |
| Pino 21 | VDD — Positive supply voltage |
| Pino 22 | RC0 — Digital I/O port C bit 0 |
| Pino 23 | RC1 — Digital I/O port C bit 1 |
| Pino 24 | RC2 — Digital I/O port C bit 2 |
| Pino 25 | RC3 — Digital I/O port C bit 3 |
| Pino 26 | RC4 — Digital I/O port C bit 4 |
| Pino 27 | RC5 — Digital I/O port C bit 5 |
| Pino 28 | RC6 — Digital I/O port C bit 6 |
| Pino 29 | RC7 — Digital I/O port C bit 7 |
| Pino 30 | VSS — Ground reference |
| Pino 31 | VDD — Positive supply voltage |
| Pino 32 | RD0 — Digital I/O port D bit 0 |
| Pino 33 | RD1 — Digital I/O port D bit 1 |
| Pino 34 | RD2 — Digital I/O port D bit 2 |
| Pino 35 | RD3 — Digital I/O port D bit 3 |
| Pino 36 | RD4 — Digital I/O port D bit 4 |
| Pino 37 | RD5 — Digital I/O port D bit 5 |
| Pino 38 | RD6 — Digital I/O port D bit 6 |
| Pino 39 | RD7 — Digital I/O port D bit 7 |
| Pino 40 | VSS — Ground reference |
Aplicações típicas
PIC18F47Q43-E/P é adequado para 6 aplicaçãos: IoT Sensor Nodes, Motor Control and BLDC Drives, LED Lighting Controllers, Human-Machine Interface (HMI) Panels, Functional Safety Appliances, Automotive Body Electronics.
IoT Sensor Nodes
The PIC18F47Q43-E/P is well-suited for IoT sensor node firmware, where 128 KB FLASH and 8 KB RAM support application code plus connectivity stacks. The nanoWatt XLP technology provides sub-microamp sleep currents with peripheral retention, allowing the MCU to wake on sensor interrupts and run the ADC with computation (ADCC) at <1 µA average current. Combined with six DMA controllers moving ADC samples to RAM without CPU intervention, duty-cycled battery operation of 3-5 years on a single CR2032 is achievable. The 2.3-5.5 V supply range supports both 3.3 V regulated rails and direct Li-ion cells.
Recomendado
Motor Control and BLDC Drives
The PIC18F47Q43-E/P excels in BLDC and stepper motor control due to its three 16-bit dual PWMs providing six complementary PWM outputs with programmable dead time, plus DMA-driven ADCC sampling for current feedback. Vectored interrupt latency of three instruction cycles ensures deterministic commutation timing, critical for sensorless FOC algorithms. The 64 MHz CPU delivers 16 MIPS, sufficient for inner-loop control loops running at 20-50 kHz. The Functional Safety (FuSa) feature set also supports safety-related motor control functions per IEC 60730 class B.
Recomendado
LED Lighting Controllers
For addressable LED lighting and dimming controllers, the PIC18F47Q43-E/P's three 16-bit PWMs drive high-resolution 16-bit dimming without CPU load, while the CLCs combine PWM signals and zero-cross detect inputs for TRIAC phase-control dimming. DMA moves color data into PWM registers autonomously, freeing the CPU for animation logic over UART or SPI from a host controller. With 5 UARTs (one supports DMX), the same MCU can act as a DMX-512 slave or DALI bridge for professional lighting fixtures.
Recomendado
Human-Machine Interface (HMI) Panels
The PIC18F47Q43-E/P powers HMI panels with up to 36 I/O pins for direct matrix keypad and 7-segment LED drive, plus SPI/I2C interfaces for LCD or TFT display controllers. The 128 KB FLASH supports graphical menu structures, while the ADCC with averaging handles analog keypad or slider inputs. Five UARTs enable simultaneous connections to multiple industrial buses (RS-232, RS-485), making this MCU a viable controller for low-cost industrial touch interfaces where a more powerful ARM Cortex-M is overkill.
Recomendado
Functional Safety Appliances
The PIC18F47Q43-E/P's Functional Safety (FuSa) feature set simplifies compliance with IEC 60730 Class B for white goods such as washing machines, dishwashers, and ovens. Features include hardware CRC, windowed watchdog timer, oscillator fail detection, and configurable fault response. Combined with the ADCC for sensor monitoring and PWM for motor/valve control, this single-chip solution replaces multi-MCU safety architectures. The -40 to +125 C extended temperature range suits demanding appliance environments.
Recomendado
Automotive Body Electronics
The PIC18F47Q43-E/P fits automotive body controllers for window lifters, mirror adjusters, and seat controllers where LIN bus connectivity and motor drive are required. One of its five UARTs supports LIN 2.x, while the ADCC reads potentiometer positions for mirror/seat memory functions. The 16-bit PWMs drive small brushed DC motors with smooth ramps. Although this part is not AEC-Q100 qualified (select the Q43 -I/SP automotive grade for that), the extended temperature rating supports under-dash body electronics positions.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC18F47Q43-E/P — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC18F47Q43-I/P | PIC18F46Q43-I/P | PIC18F45Q43-I/P | PIC18F47Q10-E/P | PIC18F47K42-E/P | PIC18F47K40-E/PT |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 40-pin PDIP | 40-pin PDIP - same | 40-pin PDIP - same | 40-pin PDIP - same | 40-pin PDIP - same | 40-pin PDIP - same | 40-pin PDIP - same |
| FLASH Memory | 128 KB | 128 KB | 96 KB | 64 KB | 128 KB | 128 KB | 128 KB |
| RAM | 8192 bytes | 8192 bytes | 8192 bytes | 8192 bytes | 8192 bytes | 8192 bytes | 4096 bytes |
| Max Operating Frequency | 64 MHz (16 MIPS) | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| DMA Controllers | 6 | 6 | 6 | 6 | 0 | 0 | 0 |
| ADCC | Yes (computation) | Yes | Yes | Yes | No (basic ADC) | No | No |
| Functional Safety (FuSa) | Yes | Yes | Yes | Yes | No | No | No |
| Temperature Range | -40 to +125 C (Extended) | -40 to +85 C (Industrial) | -40 to +85 C | -40 to +85 C | -40 to +125 C | -40 to +125 C | -40 to +125 C |
Principais diferenciais
- Functional Safety (FuSa) feature set integrated on-chip (vs PIC18F47K42-E/P)
- Six DMA controllers and ADCC offload CPU in real-time control (vs PIC18F47K40-E/PT)
- Configurable Logic Cells (CLCs) enable hardware state machines (vs PIC18F47Q10-E/P)
Notas de projeto
Place a 100 nF ceramic decoupling capacitor on every VDD pin (pins 11, 21, 31) and a single 10 µF bulk tantalum or ceramic capacitor near the device. Route the VDD/VSS pairs as wide, short traces or polygons to minimize supply inductance. For battery applications using the nanoWatt XLP sleep mode, ensure the bulk capacitor value does not exceed the inrush current rating of the source - a 10 µF ceramic is generally acceptable. Use separate analog and digital supply routing if ADCC accuracy is critical.
Place the 40-pin PDIP socket (or directly soldered device) so that the MCLR/RE3 pin (pin 1) and the ICSP pins (RB6/PGEC, RB7/PGED) are accessible for in-circuit programming and debugging. The MPLAB ICD 4 or PICkit 5 tool connects to these pins via a 6-pin ICSP header. Keep the ICSP traces short and isolated from high-current motor or PWM signals to avoid programming glitches.
Do not forget to configure the Configuration Words (CONFIG1-CONFIG5) correctly during programming - in particular the oscillator selection, watchdog timer enable, code protection, and LVP (Low-Voltage Programming) bit. Setting LVP to DISABLED on a fresh part allows RB5 to be used as a normal I/O pin; leaving LVP enabled can prevent high-voltage ICSP from working. Also verify the BOR (Brown-Out Reset) voltage threshold is appropriate for your supply rail (typically 2.85 V for 3.3 V systems or 4.35 V for 5 V systems).
The PIC18F47Q43-E/P's 16-bit PWMs output high-frequency signals (>50 kHz) with sharp edges - keep PWM traces short and avoid running them parallel to sensitive analog signals (e.g. ADCC inputs) without a ground guard trace. Place a small RC filter (10 ohm + 100 pF) at the gate of power MOSFETs driven by PWM outputs to slow the edge and reduce EMI. Use the CLC peripheral to generate hardware dead-time between complementary PWMs for motor control applications.
Informações de conformidade
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified (select Q43 -I/SP automotive grade for that). Lead-free and halogen-free. Compliant with conflict minerals regulations.
