PIC18LF26K83-E/SS - 8-Bit 64MHz MCU, 64KB Flash, 28-SSOP | Microchip
Référence : PIC18LF26K83-E/SS ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $3.85 | $3,85 |
| 10 | $3.47 | $34,70 |
| 100 | $3.08 | $308,00 |
| 500 | $2.77 | $1 385,00 |
| 1 000 | $2.46 | $2 460,00 |
PIC18LF26K83-E/SS Présentation
A microcontroller (MCU) is a single-chip computer that integrates a CPU, memory, and peripherals. The PIC18 family is Microchip's high-performance 8-bit architecture offering enhanced instruction set, hardware multiply, and C-optimized design. The LF prefix denotes the low-voltage (F) variant operating down to 1.8 V, while XLP (eXtreme Low Power) targets nanoWatt sleep currents for energy-harvesting and battery-powered designs.
Key features of the PIC18LF26K83-E/SS include 64 KB Flash, 1 KB EEPROM, 4 KB SRAM, a 12-bit ADC2 with up to 25 channels, hardware-touch sensing via Capacitive Voltage Divider (CVD), a CAN 2.0B controller, two I2C/SPI/UART peripherals, five 16-bit timers, and a 64 MHz internal oscillator. The 'E' suffix indicates the Extended operating temperature range (-40 °C to +125 °C), making the device suitable for industrial and harsh-environment deployments.
Architecturally, the PIC18LF26K83 uses a RISC-style 8-bit CPU with a 16-bit instruction word, allowing most instructions to execute in a single clock cycle. The ADC2 peripheral automates averaging, oversampling, and capacitive touch acquisition, offloading signal conditioning from the core. A Peripheral Pin Select (PPS) system allows flexible digital I/O mapping, and the device supports multiple low-power modes (Sleep, Idle, Doze) with nanoWatt XLP technology.
Typical applications include industrial CAN nodes, automotive body electronics, capacitive touch human-machine interfaces (HMIs), sensor nodes with on-chip signal processing, low-power IoT edge devices, and battery-backed instrument clusters. The wide temperature range and CAN bus make it especially attractive for in-vehicle networks and industrial control panels.
When designing with this MCU, ensure adequate decoupling (100 nF + 1 µF) near the VDD pins, route the CAN transceiver differential pair as a 120 Ω impedance-controlled differential line, and configure PPS mappings carefully to avoid peripheral conflicts. The E/SS Extended-temperature grade replaces the I/SS Industrial-grade part when deployments exceed +85 °C ambient.
This page synthesizes distributor pricing, drop-in SSOP alternatives, and practical design notes not found in the manufacturer datasheet.
Alternatives de remplacement direct pour PIC18LF26K83-E/SS — même boîtier, compatible broche à broche. Les références à boîtier différent nécessitant une retouche du PCB sont exclues.
Variantes de cette série
Modèles de la même série directement compatibles avec PIC18LF26K83-E/SS (même facteur de forme et même empreinte) — différant par Package, ADC, Core Architecture, Program Memory (Flash), Operating Temperature.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC18LF26K83-I/SS
✅ Remplacement direct✓ En stock
$2.78 / unité
Voir la fiche technique →PIC18F26K83-E/SSVAO
✅ Remplacement direct✓ En stock
$2.74 / unité
Voir la fiche technique →PIC18LF26K83T-I/SS
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC18LF25K83-I/SS
✅ Remplacement direct✓ En stock
$1.62 / unité
Voir la fiche technique →PIC18LF26K42-E/SS
✅ Remplacement direct✓ En stock
$1.62 / unité
Voir la fiche technique →PIC18LF26K80-I/SS
✅ Remplacement direct ⚠️ Spécifications non vérifiées📋 Alternative de référence (hors catalogue)
PIC18LF26K83-E/SS Valeurs maximales et caractéristiques électriques
| Core Architecture | PIC 8-bit RISC |
| Family | PIC18 XLP 18K |
| Program Memory (Flash) | 64 KB (32K x 16) |
| SRAM | 4 KB |
| EEPROM | 1 KB |
| Maximum CPU Frequency | 64 MHz |
| Operating Voltage Range | 1.8 V to 3.6 V |
| ADC | 12-bit ADC2 with computation, up to ~25 channels |
| Touch Sensing | Capacitive Voltage Divider (CVD) |
| CAN Controller | CAN 2.0B |
| UART | 2 |
| SPI | 2 |
| I2C | 2 |
| Timers | Five 16-bit timers |
| Plage de température de fonctionnement | -40 C to +125 C (Extended) |
| Boîtier | 28-pin SSOP |
| Type de montage | Surface Mount |
| Low-Power Technology | XLP nanoWatt |
| Peripheral Pin Select | Yes (PPS) |
Configuration des broches de PIC18LF26K83-E/SS
| Broche 1 | RA0/AN0 — PORTA bit 0 / analog input 0 / PPS-capable |
| Broche 2 | RA1/AN1 — PORTA bit 1 / analog input 1 / PPS-capable |
| Broche 3 | RA2/AN2 — PORTA bit 2 / analog input 2 / PPS-capable |
| Broche 4 | RA3/AN3 — PORTA bit 3 / analog input 3 / PPS-capable |
| Broche 5 | RA4/AN4 — PORTA bit 4 / analog input 4 / PPS-capable |
| Broche 6 | RA5/AN5 — PORTA bit 5 / analog input 5 / PPS-capable |
| Broche 7 | RA6 — PORTA bit 6 / PPS-capable |
| Broche 8 | RA7 — PORTA bit 7 / PPS-capable |
| Broche 9 | VSS — Ground reference |
| Broche 10 | RB0/AN12 — PORTB bit 0 / analog input 12 / interrupt-on-change |
| Broche 11 | RB1/AN10 — PORTB bit 1 / analog input 10 / interrupt-on-change |
| Broche 12 | RB2/AN8 — PORTB bit 2 / analog input 8 / interrupt-on-change |
| Broche 13 | RB3/AN9 — PORTB bit 3 / analog input 9 / interrupt-on-change |
| Broche 14 | RB4 — PORTB bit 4 / interrupt-on-change |
| Broche 15 | RB5 — PORTB bit 5 / interrupt-on-change |
| Broche 16 | RB6/ICSPCLK — PORTB bit 6 / ICD clock / interrupt-on-change |
| Broche 17 | RB7/ICSPDAT — PORTB bit 7 / ICD data / interrupt-on-change |
| Broche 18 | VSS — Ground reference (second) |
| Broche 19 | VDD — Positive supply (1.8 V to 3.6 V) |
| Broche 20 | RC0 — PORTC bit 0 / PPS-capable |
| Broche 21 | RC1 — PORTC bit 1 / PPS-capable |
| Broche 22 | RC2 — PORTC bit 2 / PPS-capable |
| Broche 23 | RC3 — PORTC bit 3 / PPS-capable |
| Broche 24 | RC4 — PORTC bit 4 / PPS-capable |
| Broche 25 | RC5 — PORTC bit 5 / PPS-capable |
| Broche 26 | RC6/CANTX — PORTC bit 6 / CAN transmit / PPS-capable |
| Broche 27 | RC7/CANRX — PORTC bit 7 / CAN receive / PPS-capable |
| Broche 28 | RE3/MCLR — PORTE bit 3 / Master Clear reset |
Applications typiques
PIC18LF26K83-E/SS convient pour 6 applications: Industrial CAN Node Interface, Capacitive Touch HMI Panel, Automotive Body Electronics Module, Battery-Powered IoT Sensor Node, Industrial Sensor Signal Conditioner, Medical Monitoring Accessory.
Industrial CAN Node Interface
The PIC18LF26K83-E/SS is well-suited to industrial CAN node designs where it acts as a sensor or actuator controller on a 1 Mbps CAN 2.0B bus. Its integrated CAN controller eliminates an external standalone CAN IC, and the 64 KB Flash / 4 KB SRAM balance supports CANopen or J1939 protocol stacks alongside the application task. The Extended -40 C to +125 C temperature grade handles unheated factory cabinets and outdoor installations, while the 1.8 V to 3.6 V supply permits direct connection to 3.3 V sensor rails without level shifters.
Recommandé
Capacitive Touch HMI Panel
With its 12-bit ADC2 featuring CVD hardware-accelerated capacitive touch acquisition, the PIC18LF26K83-E/SS can scan up to ~25 touch channels with averaging, filtering, and oversampling handled in hardware. This offloads touch processing from the CPU, allowing the 16 MIPS core to refresh the GUI and drive an SPI display. XLP nanoWatt technology keeps sleep current below 1 µA between user interactions, suiting battery-powered remote controls and wall-mounted control panels.
Recommandé
Automotive Body Electronics Module
The Extended temperature grade and integrated CAN make the PIC18LF26K83-E/SS a fit for body-control modules controlling lighting, door locks, and seat positioning via LIN-to-CAN gateways or direct CAN slaves. Operating from 1.8 V to 3.6 V supports cold-cranking scenarios down to 6 V battery transients when paired with a front-end regulator. The PPS system maps CAN, UART, and PWM to any I/O pin, simplifying PCB routing in cramped body-control enclosures.
Recommandé
Battery-Powered IoT Sensor Node
XLP nanoWatt technology on the PIC18LF26K83-E/SS delivers deep-sleep currents in the nanoampere range with peripheral wake-on-touch or wake-on-CAN capability, ideal for years-long battery life in IoT sensor nodes. The 64 MHz core wakes quickly to process sensor bursts, transmit via UART or CAN, and return to sleep, while 4 KB SRAM buffers local measurements between wake events. PPS flexibility permits direct sensor connection without external muxes.
Recommandé
Industrial Sensor Signal Conditioner
The PIC18LF26K83-E/SS pairs its 12-bit ADC2 with 4 KB SRAM to implement on-chip digital filtering, linearization, and oversampling for bridge, RTD, and thermocouple sensors. Hardware-averaged ADC readings combined with PPS-routed SPI peripheral drives external 24-bit sigma-delta ADCs in mixed-resolution designs. The Extended temperature range accommodates process-control cabinets where ambient temperatures regularly exceed 85 C.
Recommandé
Medical Monitoring Accessory
In portable medical accessories such as pulse-oximeter dongles, patient-worn event recorders, and connected thermometers, the PIC18LF26K83-E/SS provides the ADC resolution, low-power profile, and CAN/UART connectivity needed for tethered or networked operation. The ADC2 with oversampling averages photodiode or thermistor signals to suppress motion artifact, while XLP sleep extends battery life across multi-day monitoring sessions.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC18LF26K83-E/SS — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC18LF26K83-I/SS | PIC18F26K83-E/SS | PIC18LF26K83T-I/SS | PIC18LF25K83-I/SS | PIC18LF26K42-E/SS | PIC18LF26K80-I/SS |
|---|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SSOP | 28-SSOP (same) | 28-SSOP (same) | 28-SSOP (same) | 28-SSOP (same) | 28-SSOP (same) | 28-SSOP (same) |
| Program Memory (Flash) | 64 KB | 64 KB | 64 KB | 64 KB | 32 KB | 64 KB | 64 KB |
| SRAM | 4 KB | 4 KB | 4 KB | 4 KB | 2 KB | 4 KB | 3.6 KB |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| CAN Controller | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | Yes (CAN 2.0B) | No | Yes (CAN 2.0B) |
| Operating Temperature | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) |
| ADC | 12-bit ADC2 (CVD, ~25 channels) | 12-bit ADC2 (CVD, ~25 channels) | 12-bit ADC2 (CVD, ~25 channels) | 12-bit ADC2 (CVD, ~25 channels) | 12-bit ADC2 (CVD, ~22 channels) | 12-bit ADC2 (no CVD) | 10-bit ADC (no ADC2) |
| CPU Frequency | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
Principaux différenciateurs
- Extended -40 C to +125 C temperature grade versus standard Industrial -40/+85 C parts (vs PIC18LF26K83-I/SS)
- Low-voltage LF variant supports 1.8 V minimum supply (vs PIC18F26K83-E/SS)
- Integrated 12-bit ADC2 with hardware CVD capacitive touch acquisition (vs PIC18LF26K80-I/SS)
- 64 KB Flash and CAN 2.0B on the same die (vs PIC18LF26K42-E/SS)
Notes de conception
Place a 100 nF X7R decoupling capacitor within 5 mm of each VDD/VSS pin pair, plus a bulk 1 µF to 10 µF ceramic near the package. The PIC18LF26K83-E/SS draws peak transient currents during CAN TX and ADC2 conversion bursts; insufficient decoupling causes VDD droop that can reset the brown-out detector (BOR). Estimate: at 64 MHz with active ADC and CAN, IDD peaks near 12 mA.
Route the CANH/CANL pair from RC6/RC7 to the external MCP2562 as a 120 Ω differential microstrip with matched lengths and continuous ground reference. Keep the CAN trace away from switching converter inductors and away from the ICSP ICD pins (RB6/RB7) to avoid radiated emissions during programming.
Do not omit the MCLR pull-up on pin 28 (RE3/MCLR); Microchip recommends a 10 kΩ to VDD and a 100 nF cap to ground for clean reset behavior. Configuring PPS without locking the IOLOCK bit can cause peripherals to remap unexpectedly after a watchdog reset; always lock PPS after configuration. Touch sensing via ADC2 requires the CVD sequence timing to match the datasheet's recommended guard-band - shorter sequences yield noisy readings.
Estimated: at 64 MHz and 3.3 V VDD with active ADC and CAN, average IDD is roughly 8 mA, yielding PD ≈ 26 mW. The 28-SSOP θJA is approximately 95 °C/W (JEDEC EIA/JESD51 still air), producing a junction rise of only ~2.5 °C above ambient, so no heatsink is required even in the +125 °C Extended temperature grade.
Informations de conformité
RoHS and REACH compliant per Microchip product page; lead-free / halogen-free per SSOP package specifications. Not AEC-Q100 qualified; for AEC-Q100 automotive grade consult Microchip automotive PIC portfolio.
