PIC18F26Q84-E/SS - 64MHz 8-bit MCU, 64KB Flash, CAN FD | Microchip
N.º de pieza: PIC18F26Q84-E/SS ✓ Activo| Cant. | Precio unitario | Total |
|---|---|---|
| 1 | $2.85 | $2,85 |
| 10 | $2.55 | $25,50 |
| 100 | $2.27 | $227,00 |
| 500 | $2.05 | $1.025,00 |
| 1.000 | $1.86 | $1.860,00 |
PIC18F26Q84-E/SS Descripción general
An 8-bit microcontroller (MCU) is a self-contained computing subsystem built around an 8-bit data-bus CPU, Flash program memory, data SRAM, on-chip peripherals, and I/O. Within the broader semiconductor taxonomy, the PIC18F26Q84 sits in the hierarchy MCU -> 8-bit MCU -> PIC18 family -> PIC18-Q84 sub-family -> flash-based general-purpose controller. CIPs are hardware peripherals that execute specific tasks autonomously without CPU intervention, freeing the core to handle application logic - this is one of Microchip's core design philosophies for time-critical control loops.
Key features include a 12-bit ADC with up to 24 channels, an 8-bit DAC, two UARTs, two SPI, two I2C, and a CAN FD controller, plus op amps, comparators, and Zero-Cross Detect (ZCD). The 28-SSOP package enables compact board designs while keeping I/O accessible, and the wide 1.8V-5.5V supply range with nanoWatt XLP sleep currents allows direct connection to single-cell Li-Ion, 3.3V, or 5V rails.
The architecture uses a 16-bit instruction word with an 8-bit data path, giving a 2:1 code-density advantage over pure 8-bit cores and a Harvard memory layout for deterministic interrupt response. The 64MHz oscillator with 4x PLL enables instruction-cycle timing that is competitive with many 32-bit MCUs for digital control and protocol handling, while the CIP-driven analog peripherals (12-bit ADC, 8-bit DAC, op amps, comparators) handle sensor conditioning and feedback in hardware.
Typical applications include automotive body and sensor networks using CAN FD, industrial sensor hubs, smart-metering endpoints, BLDC/PMSM motor control with integrated op amps, low-power IoT edge nodes, and lighting/HID ballast control. The combination of CAN FD and multiple CIPs allows these nodes to be added to a CAN bus with minimal firmware overhead.
When designing with the PIC18F26Q84-E/SS, allocate one CIP to each major subsystem (e.g., one PWM + one op amp for a motor-current loop) to maximize offload from the CPU. Be aware that the -E/SS suffix denotes the -40C to +125C extended temperature range in the SSOP-28 package; for the industrial -40C to +85C range in the same footprint, use the PIC18F26Q84-I/SS variant.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
Alternativas directas para PIC18F26Q84-E/SS — mismo encapsulado, compatible pin a pin. Se excluyen las piezas de otro encapsulado que requieren retrabajo de la PCB.
Variantes de esta serie
Modelos de la misma serie compatibles directamente con PIC18F26Q84-E/SS (mismo factor de forma y huella) — difiere en Package, Operating Temperature, ADC, Program Memory (Flash), MSL Level.
Herramienta de comparación rápida — seleccione piezas alternativas para compararlas lado a lado:
PIC18F26Q84-I/SS
✅ Sustitución directa📋 Alternativa de referencia (no en el catálogo)
PIC18F26Q84-E/SP
✅ Sustitución directa✓ En stock
$1.95 / unidad
Ver hoja de datos →PIC18F26Q84-E/SO
✅ Sustitución directa✓ En stock
$1.7 / unidad
Ver hoja de datos →PIC18F27Q84-I/SP
✅ Sustitución directa✓ En stock
$2.2 / unidad
Ver hoja de datos →PIC18F26Q10-I/SS
✅ Sustitución directa✓ En stock
$0.92 / unidad
Ver hoja de datos →PIC18F26K83-I/SS
✅ Sustitución directa✓ En stock
$1.55 / unidad
Ver hoja de datos →PIC18F26Q84-E/SS Valores máximos y características eléctricas
| Family | PIC18-Q84 |
| Core | PIC18 8-bit RISC |
| Program Memory (Flash) | 64 KB |
| Data RAM | 8 KB |
| Maximum CPU Frequency | 64 MHz |
| MIPS Performance | 16 MIPS |
| Supply Voltage Range | 1.8 V to 5.5 V |
| Rango de temperatura de funcionamiento | -40C to +125C (Extended, 'E' suffix) |
| Encapsulado | 28-SSOP (5.30 mm body) |
| ADC | 12-bit, up to 24 channels |
| DAC | 8-bit, 1 channel |
| Comparators | Yes (on-chip) |
| Op Amps | Yes (on-chip, multi-channel) |
| Zero-Cross Detect (ZCD) | Yes |
| UART | 2 |
| SPI | 2 |
| I2C | 2 |
| CAN | 1 x CAN FD |
| XLP (eXtreme Low Power) | Yes |
| Tipo de montaje | Surface Mount |
| Estado RoHS | Compliant |
Configuración de pines de PIC18F26Q84-E/SS
| Pin 1 | RA0/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 2 | RA1/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 3 | RA2/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 4 | RA3/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 5 | RA4/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 6 | RA5/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 7 | RA6/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 8 | RA7/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 9 | VSS — Ground reference |
| Pin 10 | VDD — Positive supply voltage (1.8V-5.5V) |
| Pin 11 | RB0/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 12 | RB1/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 13 | RB2/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 14 | RB3/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 15 | RB4/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 16 | RB5/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 17 | RB6/IO — Bidirectional I/O / ICSP programming clock |
| Pin 18 | RB7/IO — Bidirectional I/O / ICSP programming data |
| Pin 19 | RC0/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 20 | RC1/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 21 | RC2/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 22 | RC3/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 23 | RC4/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 24 | RC5/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 25 | RC6/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 26 | RC7/IO — Bidirectional I/O with analog/digital peripherals |
| Pin 27 | VSS — Ground reference |
| Pin 28 | VDD — Positive supply voltage (1.8V-5.5V) |
Aplicaciones típicas
PIC18F26Q84-E/SS es adecuado para 7 aplicacións: Automotive CAN FD Sensor Node, Industrial Sensor Hub, BLDC/PMSM Motor Control, Smart Metering Endpoint, Low-Power IoT Edge Node, Lighting / HID Ballast Control, Human-Machine Interface (HMI) Controller.
Automotive CAN FD Sensor Node
The PIC18F26Q84-E/SS is purpose-built for automotive CAN FD sensor nodes thanks to its integrated CAN FD controller, 12-bit ADC with up to 24 channels, and extended -40C to +125C temperature range. The /26Q84 family was specifically co-engineered by Microchip for CAN FD body and chassis networks, with CIPs that handle CAN framing and filtering without CPU intervention. Its 28-SSOP package keeps the node footprint small enough for in-line sensor housings, while 64KB Flash and 8KB RAM support sensor-fusion or edge-processing firmware. The 64MHz CPU runs at 16 MIPS, enough to host the CAN FD stack plus a LIN or UART side-channel. For an automotive-grade node that drops onto a CAN FD bus with minimal firmware overhead, the PIC18F26Q84-E/SS is a strong match.
Recomendado
Industrial Sensor Hub
For industrial 4-20mA, 0-10V, and bridge-sensor aggregation, the PIC18F26Q84-E/SS offers up to 24 channels of 12-bit ADC plus on-chip op amps for signal conditioning, all running without CPU load. The 1.8V-5.5V supply range accepts 3.3V or 5V industrial rails directly, and the two UART/SPI/I2C instances connect to a backplane master or local display. CIPs handle PWM-driven excitation and timer-based sampling, leaving the core free for protocol tasks. With 8KB RAM and 64KB Flash, the MCU can host Modbus RTU, IO-Link, or a custom binary protocol stack. The wide temp range and SSOP-28 footprint suit sealed field enclosures.
Recomendado
BLDC/PMSM Motor Control
The PIC18F26Q84-E/SS integrates multiple PWM channels, op amps suitable for current sensing, comparators for back-EMF zero-cross detection, and a 12-bit ADC for voltage and current feedback - all the analog and timing peripherals needed to drive a small BLDC or PMSM motor. CIPs like the PWM and op amp pairs execute current loops in hardware, keeping the 16 MIPS CPU free for commutation and speed control. The 64KB Flash and 8KB RAM easily host Microchip's AN1079 sensorless or AN1160 sensored BLDC firmware examples. The -40C to +125C temperature rating supports under-hood and outdoor industrial motor enclosures.
Recomendado
Smart Metering Endpoint
Smart electricity, water, and gas meters benefit from the PIC18F26Q84-E/SS's combination of XLP nanoWatt sleep currents, 12-bit ADC for sensor readout, and ample Flash for metering algorithms. The CIP-driven timer and PWM blocks let the MCU wake periodically, take measurements, and return to deep sleep - extending battery life on wireless or pulse-output meters. CAN FD or UART/SPI can backhaul data to a concentrator, while the on-chip op amp amplifies low-level transducer signals. The 28-SSOP package fits behind a meter's display PCB, and 64KB Flash hosts secure firmware and signed metering logs.
Recomendado
Low-Power IoT Edge Node
Battery-driven IoT edge nodes use the PIC18F26Q84-E/SS for its XLP technology, which drops sleep current to the nanoWatt range, and its 1.8V-5.5V supply that pairs with single-cell Li-Ion or 2x AA chemistries without a separate LDO. The 64MHz CPU wakes on interrupt, runs an SPI/I2C/UART sensor read, posts over a short-range radio (via UART/SPI), and returns to sleep. With 64KB Flash and 8KB RAM, the part easily fits Microchip's TCP/IP Lite stack or a custom MQTT-SN firmware for constrained nodes. The on-chip op amps and 12-bit ADC can read analog environmental sensors directly.
Recomendado
Lighting / HID Ballast Control
Lighting ballasts and HID drivers use the PIC18F26Q84-E/SS's integrated Zero-Cross Detect (ZCD), op amps, and PWM channels to implement phase-control dimming and high-frequency ballast switching. The on-chip ZCD synchronizes TRIAC or MOSFET drive to the AC line without external circuitry, while the 12-bit ADC monitors lamp current and voltage for closed-loop regulation. The 64KB Flash hosts Microchip's lighting reference firmware, and the extended -40C to +125C temperature rating handles enclosed fixture environments. CAN FD or UART enables networked lighting control and DALI-like protocols.
Recomendado
Human-Machine Interface (HMI) Controller
Small HMIs with rotary encoders, buttons, LED indicators, and segment or small TFT displays can be driven by the PIC18F26Q84-E/SS using its 12-bit ADC (for potentiometers/joysticks), PWM channels (for LED dimming and backlight), and SPI/I2C (for TFT or segment LCDs). The 64KB Flash hosts state-transition logic and message buffering, while the two UART instances can serve as RS-485/RS-232 back-channels. The wide 1.8-5.5V supply works directly from industrial 24V (via regulator) or USB-powered 5V rails. CIP-driven timers debounce encoders and multiplex LEDs in hardware.
Recomendado
Resumen de productos recomendados
Datos de referencia de ingeniería para PIC18F26Q84-E/SS — comparación, orientación de diseño e información de cumplimiento.
Guía de selección
Comparación con alternativas
| Parámetro | Este producto | PIC18F26Q84-I/SS | PIC18F26Q84-E/SP | PIC18F26Q84-E/SO | PIC18F26Q10-I/SS | PIC18F26K83-I/SS |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SSOP | 28-SSOP | 28-SSOP (SPDIP variant) | 28-SSOP (SOIC variant) | 28-SSOP | 28-SSOP |
| Core / Family | PIC18 / PIC18-Q84 | PIC18 / PIC18-Q84 | PIC18 / PIC18-Q84 | PIC18 / PIC18-Q84 | PIC18 / PIC18-Q10 | PIC18 / PIC18-K83 |
| Maximum Clock | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| Flash Program Memory | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB | 64 KB |
| Data RAM | 8 KB | 8 KB | 8 KB | 8 KB | 3.6 KB | 4 KB |
| CAN FD | Yes (1x) | Yes (1x) | Yes (1x) | Yes (1x) | No | No |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| Operating Temperature | -40C to +125C (E) | -40C to +85C (I) | -40C to +125C (E) | -40C to +125C (E) | -40C to +85C (I) | -40C to +85C (I) |
| Supply Voltage | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V | 1.8V to 5.5V |
Diferenciadores clave
- Integrated CAN FD controller (frente a PIC18F26Q10-I/SS)
- Extended -40C to +125C temperature range (frente a PIC18F26Q84-I/SS)
- 8KB data RAM vs 4KB on the K83 family (frente a PIC18F26K83-I/SS)
Notas de diseño
Place a 0.1uF ceramic decoupling capacitor as close as possible to each VDD pin (pins 10 and 28 on the 28-SSOP), plus a bulk 1uF-10uF tantalum or ceramic on the supply rail. The PIC18F26Q84-E/SS's XLP sleep currents are only achievable with a low-impedance supply - excessive ripple on VDD can force the part out of its deep-sleep state. For battery designs, add a schottky diode to prevent reverse current when VDD is removed.
Always configure the unused I/O pins as outputs and tie them to ground through a resistor, or set them as inputs with the internal weak pull-up enabled. Floating inputs on the 28-SSOP package can inject noise into adjacent analog channels and cause excess current draw. Note also that the /26Q84 has 64KB Flash - firmware written for the /46 or /56 variants (128KB/256KB) will not fit; recompile with the correct device selection in MPLAB X.
For the 28-SSOP package, keep traces on the inner pads short and route analog signals (ADC inputs, op-amp inputs, comparator inputs) away from PWM and digital switching lines. Place the analog ground plane under the analog pins and stitch it to the digital ground at a single point near the VSS pin (pin 9 or 27). If you use the on-chip op amps for current sensing, keep the trace from the sense resistor to the op-amp input a short differential pair to preserve CMRR.
When using the on-chip CAN FD peripheral, add a 120-ohm termination resistor at each end of the bus and place an external CAN FD transceiver (such as MCP2562FD) within 50mm of the MCU. Keep the CANH/CANL traces as a matched-length differential pair with 100-ohm impedance, and add a TVS diode (such as PESD1CAN) near the bus connector for ESD/surge protection. The internal CAN FD controller handles arbitration and bit-stuffing in hardware, freeing the CPU from interrupt overhead.
Información de cumplimiento
E suffix denotes -40C to +125C extended (automotive-grade) operating range per Microchip ordering code convention. AEC-Q100 qualification status not explicitly stated for this part number in the verified data.
