PIC18F86J50T-I/PT - 8-Bit 48MHz USB MCU 64KB Flash TQFP-80 | Microchip
N.º da peça: PIC18F86J50T-I/PT ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $8.95 | $8,95 |
| 10 | $8.06 | $80,60 |
| 100 | $7.16 | $716,00 |
| 500 | $6.42 | $3.210,00 |
| 1.000 | $5.74 | $5.740,00 |
PIC18F86J50T-I/PT Visão geral
What is a PIC18J microcontroller? An 8-bit RISC microcontroller is a small computer-on-a-chip that uses a Harvard architecture with separate program and data buses, executes most instructions in a single clock cycle, and is widely used in embedded systems requiring deterministic real-time control. PIC18J extends the PIC18 family by adding an internal voltage regulator that allows single 3.3V operation while keeping flash programming voltage on-chip, simplifying designs targeting USB, graphics, and connectivity. Within the broader taxonomy, PIC18J belongs to: microcontroller -> embedded MCU -> RISC processor -> semiconductor IC.
Key features include an integrated USB 2.0 full-speed transceiver (12 Mbps) with on-chip 3.3V regulator, 70 I/O pins with peripheral pin select flexibility, a 10-bit ADC with up to 12 channels, two USART modules, two MSSP (SPI/I2C) modules, and three CCP/ECCP modules for PWM/motor control. The Enhanced Flash Controller supports self-programming and a 128-byte data EEPROM is provided for non-volatile user storage. The 12 MIPS core executes instructions at 48 MHz from the internal PLL.
Typical applications include USB peripherals (HID, CDC, mass storage, audio), industrial control panels with TFT/graphical LCDs, sensor data acquisition hubs, low-cost instrumentation with USB connectivity, and embedded web/configuration interfaces. Designers select the PIC18F86J50T when they need 64KB of code space, full-speed USB without an external transceiver, and a large pin count for parallel buses, displays, or matrix keypads.
When designing with this part, ensure the internal 3.3V regulator's bulk capacitance requirements are met per the datasheet, and budget approximately 5 KB of Flash for the USB stack. Use the TQFP-80 land pattern and follow Microchip's USB hardware design guide for impedance-controlled D+/D- traces.
Alternativas drop-in para PIC18F86J50T-I/PT — 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 PIC18F86J50T-I/PT (mesmo formato e footprint) — diferindo em ADC, I/O Pins, MSL Level, Package, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC18F86J50-I/PT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC18F87J50-I/PT
✅ Drop-In✓ Em estoque
$6.4 / unidade
Ver ficha técnica →PIC18F85J50T-I/PT
✅ Drop-In✓ Em estoque
$5.08 / unidade
Ver ficha técnica →PIC18F86J15-I/PT
✅ Drop-In✓ Em estoque
$5.32 / unidade
Ver ficha técnica →PIC18F86J10-I/PT
✅ Drop-In✓ Em estoque
$6.1 / unidade
Ver ficha técnica →PIC18F86J93-I/PT
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC18F86J50T-I/PT Classificações máximas e características elétricas
| Core | PIC18 8-bit RISC |
| Family | PIC PIC 18J |
| Program Memory Type | Flash |
| Program Memory Size | 64 KB (32K x 16) |
| Maximum CPU Speed | 48 MHz (12 MIPS) |
| Tensão de alimentação | 4.2 V to 5.5 V |
| I/O Pins | 70 |
| Largura do barramento de dados | 16 Bit |
| USB | USB 2.0 Full-Speed (12 Mbps) with on-chip transceiver |
| ADC | 10-bit |
| Package Type | TQFP-80 (12x12 mm, 1.0 mm height) |
| Faixa de temperatura de operação | -40C to +85C (Industrial) |
| Tipo de montagem | Surface Mount |
| Packaging | Tape & Reel |
| Nível MSL | 3 |
Configuração de pinos do PIC18F86J50T-I/PT
| Pino 1 | RC1/T1OSI — I/O port C bit 1 / Timer1 oscillator input |
| Pino 2 | RC2 — I/O port C bit 2 |
| Pino 3 | RC3 — I/O port C bit 3 |
| Pino 4 | RC4 — I/O port C bit 4 |
| Pino 5 | RC5 — I/O port C bit 5 |
| Pino 6 | RC6 — I/O port C bit 6 |
| Pino 7 | RC7 — I/O port C bit 7 |
| Pino 8 | RD0 — I/O port D bit 0 |
| Pino 9 | RD1 — I/O port D bit 1 |
| Pino 10 | RD2 — I/O port D bit 2 |
| Pino 11 | RD3 — I/O port D bit 3 |
| Pino 12 | NC — Not connected (per datasheet) |
| Pino 13 | NC — Not connected (per datasheet) |
| Pino 14 | VDD — Positive supply voltage (4.2V-5.5V) |
| Pino 15 | VSS — Ground reference |
| Pino 16 | RD4 — I/O port D bit 4 |
| Pino 17 | RD5 — I/O port D bit 5 |
| Pino 18 | RD6 — I/O port D bit 6 |
| Pino 19 | RD7 — I/O port D bit 7 |
| Pino 20 | VSS — Ground reference |
| Pino 21 | RB0 — I/O port B bit 0 |
| Pino 22 | RB1 — I/O port B bit 1 |
| Pino 23 | RB2 — I/O port B bit 2 |
| Pino 24 | RB3 — I/O port B bit 3 |
| Pino 25 | RB4 — I/O port B bit 4 |
| Pino 26 | RB5 — I/O port B bit 5 |
| Pino 27 | RB6 — I/O port B bit 6 / PGC (ICSP clock) |
| Pino 28 | RB7 — I/O port B bit 7 / PGD (ICSP data) |
| Pino 29 | VSS — Ground reference |
| Pino 30 | VDDCORE — Internal 3.3V regulator output (bypass with cap) |
| Pino 31 | RA0 — I/O port A bit 0 |
| Pino 32 | RA1 — I/O port A bit 1 |
| Pino 33 | RA2 — I/O port A bit 2 |
| Pino 34 | RA3 — I/O port A bit 3 |
| Pino 35 | RA4 — I/O port A bit 4 |
| Pino 36 | RA5 — I/O port A bit 5 |
| Pino 37 | RA6 — I/O port A bit 6 / OSC2 |
| Pino 38 | RA7 — I/O port A bit 7 / OSC1 |
| Pino 39 | VSS — Ground reference |
| Pino 40 | VDD — Positive supply voltage (4.2V-5.5V) |
| Pino 41 | RE0 — I/O port E bit 0 |
| Pino 42 | RE1 — I/O port E bit 1 |
| Pino 43 | RE2 — I/O port E bit 2 |
| Pino 44 | RE3 — I/O port E bit 3 |
| Pino 45 | RE4 — I/O port E bit 4 |
| Pino 46 | RE5 — I/O port E bit 5 |
| Pino 47 | RE6 — I/O port E bit 6 |
| Pino 48 | RE7 — I/O port E bit 7 |
| Pino 49 | RF0 — I/O port F bit 0 |
| Pino 50 | RF1 — I/O port F bit 1 |
| Pino 51 | RF2 — I/O port F bit 2 |
| Pino 52 | RF3 — I/O port F bit 3 |
| Pino 53 | RF4 — I/O port F bit 4 |
| Pino 54 | RF5 — I/O port F bit 5 |
| Pino 55 | RF6 — I/O port F bit 6 |
| Pino 56 | RF7 — I/O port F bit 7 |
| Pino 57 | RG0 — I/O port G bit 0 |
| Pino 58 | RG1 — I/O port G bit 1 |
| Pino 59 | RG2 — I/O port G bit 2 |
| Pino 60 | RG3 — I/O port G bit 3 |
| Pino 61 | RG4 — I/O port G bit 4 |
| Pino 62 | MCLR — Master Clear (reset) input |
| Pino 63 | RG6 — I/O port G bit 6 |
| Pino 64 | RG7 — I/O port G bit 7 |
| Pino 65 | VDD — Positive supply voltage (4.2V-5.5V) |
| Pino 66 | VSS — Ground reference |
| Pino 67 | RH0 — I/O port H bit 0 |
| Pino 68 | RH1 — I/O port H bit 1 |
| Pino 69 | RH2 — I/O port H bit 2 |
| Pino 70 | RH3 — I/O port H bit 3 |
| Pino 71 | RH4 — I/O port H bit 4 |
| Pino 72 | RH5 — I/O port H bit 5 |
| Pino 73 | RH6 — I/O port H bit 6 |
| Pino 74 | RH7 — I/O port H bit 7 |
| Pino 75 | VSS — Ground reference |
| Pino 76 | VDD |
| Pino 77 | D- — USB data minus |
| Pino 78 | D+ — USB data plus |
| Pino 79 | RJ0 — I/O port J bit 0 |
| Pino 80 | RJ1 — I/O port J bit 1 |
Aplicações típicas
PIC18F86J50T-I/PT é adequado para 7 aplicaçãos: USB Human Interface Device (HID) Peripherals, Industrial Sensor Data Acquisition Hubs, Graphical LCD Control Panels, USB-to-UART / USB-to-SPI Bridges, Audio Streaming USB Devices (USB Audio Class 1.0), Embedded Web Configuration Interfaces, Motor Control with USB Diagnostics.
USB Human Interface Device (HID) Peripherals
The PIC18F86J50T-I/PT is ideal for USB HID peripherals such as keyboards, mice, game controllers, and custom input devices. Its integrated USB 2.0 full-speed transceiver eliminates external PHY components, while 64 KB Flash comfortably hosts the Microchip USB HID stack and application firmware. The 48 MHz core delivers deterministic 1 ms USB frame timing required for low-latency HID polling. With 70 I/O pins available, designers can connect large matrix keypads, mechanical encoders, or LED indicators without external I/O expanders. The 5V-tolerant I/O also simplifies interfacing with industrial-grade mechanical switches without level shifters, making this part well-suited for professional-grade input devices.
Recomendado
Industrial Sensor Data Acquisition Hubs
For industrial sensor hubs, the PIC18F86J50T-I/PT combines a 10-bit ADC with up to 12 channels, two USARTs, two MSSP (SPI/I2C) modules, and 70 digital I/O lines into a single chip. The industrial temperature range (-40C to +85C) tolerates factory-floor thermal stress, while the nanoWatt technology reduces sleep current to microamp levels for battery or energy-harvested sensors. USB connectivity enables direct PC-side logging of distributed sensors without a separate gateway. The large TQFP-80 pin count also accommodates external memory expansion through the parallel external memory bus when local logging buffers exceed internal RAM.
Recomendado
Graphical LCD Control Panels
The PIC18F86J50T-I/PT drives color TFT-LCD panels up to QVGA resolution through its parallel PMP (Parallel Master Port) and 70 I/O lines. 64 KB Flash stores font tables, bitmaps, and menu libraries while the 48 MHz core renders simple UIs in real time without external display controllers. USB simplifies firmware updates and parameter uploads from a host PC, useful for field serviceability. The 5V-tolerant I/O connects directly to industrial 5V LCD backlight drivers and keypads. The TQFP-80 (12x12 mm) footprint fits comfortably behind typical 3.5-inch displays, supporting compact panel layouts.
Recomendado
USB-to-UART / USB-to-SPI Bridges
The PIC18F86J50T-I/PT serves as a programmable USB-to-serial bridge, emulating CDC class devices to expose UART, SPI, or I2C buses over USB to a host PC. Its two USARTs and two MSSP peripherals each map to independent USB endpoints, supporting concurrent bridging. 64 KB Flash is more than adequate for the Microchip CDC stack plus command parsers, and 70 GPIO can be reserved for configuration strap or status indicators. Industrial temperature rating enables deployment in equipment that needs field-reprogrammable interface bridges.
Recomendado
Audio Streaming USB Devices (USB Audio Class 1.0)
The PIC18F86J50T-I/PT supports USB Audio Class 1.0 streaming at 48 kHz/16-bit when paired with an external I2S DAC, enabling low-cost USB headphones, headsets, and audio capture modules. 48 MHz provides ample MIPS for the Audio Class driver and basic DSP. The integrated USB transceiver and 3.3V regulator reduce BOM to a few decoupling caps and the DAC. 70 I/O can drive LED status rings or push-button controls, and 64 KB Flash holds the USB stack plus HID side-channel controls for volume and mute.
Recomendado
Embedded Web Configuration Interfaces
For low-volume products needing an embedded web-style configuration interface without full TCP/IP stacks, the PIC18F86J50T-I/PT can host a custom configuration tool that exposes parameters via USB CDC or vendor-class interfaces to a host-side UI. The 64 KB Flash stores the configuration parser and storage manager, while 4 KB of internal RAM and 128-byte EEPROM hold user settings. The 70 GPIO interfaces with motor controllers, lighting fixtures, or sensor networks. Industrial-grade operation allows deployment in field-installed equipment where USB is used only during commissioning.
Recomendado
Motor Control with USB Diagnostics
The PIC18F86J50T-I/PT delivers three CCP/ECCP modules that generate up to six complementary PWM outputs, enabling single-axis BLDC or stepper motor control with current sensing through the 10-bit ADC. USB provides real-time diagnostic telemetry (RPM, current, fault events) to a host PC, replacing costly CAN or RS-485 debug interfaces. Industrial temperature rating and nanoWatt idle make it suitable for battery-powered tools that charge over USB. 64 KB Flash accommodates sensorless BLDC algorithms such as BEMF zero-cross detection in addition to the USB stack.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC18F86J50T-I/PT — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC18F86J50-I/PT | PIC18F87J50-I/PT | PIC18F85J50T-I/PT | PIC18F86J15-I/PT | PIC18F86J10-I/PT | PIC18F86J93-I/PT |
|---|---|---|---|---|---|---|---|
| Package | TQFP-80 (12x12 mm) | TQFP-80 - same | TQFP-80 - same | TQFP-80 - same | TQFP-80 - same | TQFP-80 - same | TQFP-80 - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 64 KB (32K x 16) | 64 KB | 128 KB | 32 KB | 48 KB | 32 KB | 64 KB |
| USB Transceiver | Yes (USB 2.0 Full-Speed) | Yes | Yes | Yes | Yes | Yes | Yes |
| I/O Pins | 70 | 70 | 70 | 65 | 67 | 67 | 70 |
| Maximum Clock Speed | 48 MHz (12 MIPS) | 48 MHz | 48 MHz | 48 MHz | 48 MHz | 40 MHz | 48 MHz |
| Supply Voltage | 4.2 V to 5.5 V | 4.2V-5.5V | 4.2V-5.5V | 4.2V-5.5V | 4.2V-5.5V | 4.2V-5.5V | 4.2V-5.5V |
| Operating Temperature | -40C to +85C (Industrial) | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
| Approximate Unit Price (qty 1) | $8.95 | ~$8.95 | ~$11.20 | ~$7.80 | ~$8.50 | ~$7.20 | ~$9.10 |
Principais diferenciais
- Tape-and-reel ready at 64 KB Flash for high-volume assembly (vs PIC18F86J50-I/PT)
- 100% more Flash than the 85J50 sibling (vs PIC18F85J50T-I/PT)
- 50% less Flash than PIC18F87J50 saves cost (vs PIC18F87J50-I/PT)
Notas de projeto
The PIC18F86J50T-I/PT integrates a 3.3V core regulator that must be bypassed with at least 220 nF + 4.7 uF on VDDCORE (pin 30). When VDD is 4.2V-5.5V, the USB D+/D- pull-ups and transceiver are powered from this internal rail. Designers should not connect external loads to VDDCORE beyond the datasheet-recommended decoupling. Estimated: at 48 MHz active and full I/O toggling, core current is approximately 15-20 mA.
Route USB D+ and D- as a 90-ohm differential pair with matched length within 150 mil, and place the 15 kohm pull-down on D- and (for full-speed device) the 1.5 kohm pull-up on D+ as close to the IC as possible. Keep the D+/D- traces clear of clock-generating signals to minimize radiated EMI. The 12 MHz crystal or 48 MHz external oscillator should be placed within 0.5 inch of OSC1/OSC2 with grounded guard ring.
Do not confuse the 'T' suffix (tape and reel) with temperature grade - the 'I' in 'I/PT' denotes -40C to +85C industrial. Do not exceed 5.5V on any I/O pin (no 5V tolerance on the PIC18F86J50 family; use the PIC18F 'K' family for true 5V-tolerant I/O). Ensure MCLR is pulled high through a 10 kohm resistor with a 100 nF decoupling cap to filter noise-induced resets.
Long parallel buses on ports D, E, and F can couple switching noise onto adjacent ADC inputs. Route analog signals on separate traces, and add a ground guard ring around the ADC reference capacitor. When driving external memory through the parallel master port, place a 33-ohm series damping resistor on each data and address line to limit ringing.
Informações de conformidade
RoHS and lead-free compliant per Microchip product page. AEC-Q100 not applicable - the PIC18F86J50 family targets industrial and consumer markets, not automotive.
