PIC18F26K83-I/SS - 8-bit 64MHz 64KB Flash MCU | Microchip | CAN+ADC2
Référence : PIC18F26K83-I/SS ✓ Actif| Qté | Prix unitaire | Total |
|---|---|---|
| 1 | $2.45 | $2,45 |
| 10 | $2.2 | $22,00 |
| 100 | $1.95 | $195,00 |
| 500 | $1.72 | $860,00 |
| 1 000 | $1.55 | $1 550,00 |
PIC18F26K83-I/SS Présentation
A microcontroller (MCU) is an integrated circuit that combines a CPU core, volatile memory (RAM), non-volatile program memory (Flash/ROM), and configurable peripherals on a single die. Within the broader taxonomy, the PIC18F26K83 sits in the 8-bit PIC18 family -> PIC microcontrollers -> microcontrollers (MCU) -> microcontrollers and processors -> embedded semiconductors. Its XLP (eXtreme Low Power) pedigree targets battery-powered and always-on designs where nanoWatt sleep currents and fast wake-up times are critical.
Key features include 64KB (32K x 16 words) Flash program memory, 4KB RAM, 1KB EEPROM, a 64MHz internal oscillator, and a 12-bit ADC2 with Capacitive Voltage Divider (CVD) hardware automation for advanced touch sensing, oversampling, averaging and filtering. Communication peripherals include CAN, I2C, SPI, UART/USART and LINbus, supported by DMA, vector interrupts, a 16-bit PWM module, and a windowed watchdog timer. Functional Safety (FuSa) features suit IEC 60730 class B-capable appliance designs.
Architecturally the PIC18F26K83 uses Microchip's enhanced Harvard RISC core with a 16-bit instruction word and an 8-bit data path, augmented by a hardware multiplier and a 32-level stack. The ADC2 peripheral offloads sensor post-processing via dedicated hardware, reducing CPU wake events and enabling lower system power.
Typical applications include CAN-connected industrial sensors, automotive body and comfort modules, capacitive touch user interfaces, appliance control boards, building automation nodes, and LIN/CAN gateways. Its combination of CAN, ADC2 and XLP makes it a strong fit for space-constrained, networked, low-power embedded systems.
When designing with this device, place a 100 nF decoupling capacitor on VDD within 3 mm of the pin and a bulk 10 uF near the IC, route the 28-pin SSOP thermal pad and unused I/O per Microchip's guidelines, and reserve ICSP programming pins (PGC/PGD) with test-point access for production. This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternatives de remplacement direct pour PIC18F26K83-I/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 PIC18F26K83-I/SS (même facteur de forme et même empreinte) — différant par ADC, Package, DAC, Operating Temperature, Core Architecture.
Outil de comparaison rapide — sélectionnez des références alternatives pour une comparaison côte à côte :
PIC18F26K83-I/SP
✅ Remplacement direct✓ En stock
$2.18 / unité
Voir la fiche technique →PIC18F26K83T-I/SS
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC18F25K83-I/SS
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC18LF26K83-I/SS
✅ Remplacement direct✓ En stock
$2.78 / unité
Voir la fiche technique →PIC18F26Q83-I/SS
✅ Remplacement direct📋 Alternative de référence (hors catalogue)
PIC18F26K83-I/SS Valeurs maximales et caractéristiques électriques
| Product Series | PIC18 XLP 18K, Functional Safety (FuSa) |
| Core Architecture | PIC18 8-bit RISC (Harvard) |
| Program Memory (Flash) | 64 KB (32K x 16 words) |
| Data RAM | 4 KB |
| Data EEPROM | 1 KB |
| Maximum CPU Frequency | 64 MHz |
| ADC | 12-bit ADC with Computation (ADC2), CVD support |
| Communication Interfaces | CAN, I2C, LINbus, SPI, UART/USART |
| Number of I/O | 25 |
| Operating Voltage (VDD) | 2.3 V to 5.5 V |
| Température de fonctionnement | -40 C to +85 C (Industrial) |
| Peripherals | Brown-out Detect/Reset, DMA, POR, PWM, WDT |
| Boîtier | 28-pin SSOP (5.30 mm body) |
| Type de montage | Surface Mount |
| Statut RoHS | Compliant |
Configuration des broches de PIC18F26K83-I/SS
| Broche 1 | RA0/C1IN0+/ANA0/SDO2/VCAP — PORTA bit 0, ADC input, SPI2 SDO, core voltage decoupling |
| Broche 2 | RA1/C1IN1-/ANA1/SDI2 — PORTA bit 1, ADC input, SPI2 SDI |
| Broche 3 | RA2/ANA2/DAC1OUT1/VREF- — PORTA bit 2, ADC input, DAC output, VREF- |
| Broche 4 | RA3/ANA3/VREF+/DAC1OUT2 — PORTA bit 3, ADC input, VREF+, DAC output |
| Broche 5 | RA4/ANA4/T0CKI/SRNQ — PORTA bit 4, ADC input, Timer0 clock, SR-latch inverting input |
| Broche 6 | RA5/ANA5/SRQ — PORTA bit 5, ADC input, SR-latch output |
| Broche 7 | RA6/ANA6/CLKOUT — PORTA bit 6, ADC input, clock output |
| Broche 8 | RA7/ANA7 — PORTA bit 7, ADC input |
| Broche 9 | VSS — Ground reference |
| Broche 10 | VDD — Positive supply voltage (2.3V-5.5V) |
| Broche 11 | RB0/ZCD/C2IN1+/C1IN3+/ANB0/CCP4 — PORTB bit 0, ZCD output, comparator input, ADC input, CCP4 |
| Broche 12 | RB1/ZCD/C1IN3-/ANB1/SDA2/CCP5 — PORTB bit 1, ZCD, comparator, ADC, I2C2 SDA, CCP5 |
| Broche 13 | RB2/CANRX/C2IN3+/ANB2/SCL2 — PORTB bit 2, CAN RX, comparator, ADC, I2C2 SCL |
| Broche 14 | RB3/CANTX/C1IN2-/ANB3 — PORTB bit 3, CAN TX, comparator, ADC |
| Broche 15 | RB4/ANB4/SDA1 — PORTB bit 4, ADC input, I2C1 SDA |
| Broche 16 | RB5/ANB5/SCL1 — PORTB bit 5, ADC input, I2C1 SCL |
| Broche 17 | RB6/ANB6/PGC/ICDCLK — PORTB bit 6, ADC input, ICSP clock, ICD clock |
| Broche 18 | RB7/ANB7/PGD/ICDDAT — PORTB bit 7, ADC input, ICSP data, ICD data |
| Broche 19 | VSS — Ground reference |
| Broche 20 | VDD — Positive supply voltage (2.3V-5.5V) |
| Broche 21 | RC0/SOSCO — PORTC bit 0, secondary oscillator output |
| Broche 22 | RC1/SOSCI — PORTC bit 1, secondary oscillator input |
| Broche 23 | RC2/ANC2/CCP1 — PORTC bit 2, ADC input, CCP1 PWM |
| Broche 24 | RC3/ANC3/SCK1 — PORTC bit 3, ADC input, SPI1 clock |
| Broche 25 | RC4/ANC4/SDI1 — PORTC bit 4, ADC input, SPI1 data in |
| Broche 26 | RC5/ANC5/SDO1 — PORTC bit 5, ADC input, SPI1 data out |
| Broche 27 | RC6/ANC6/TX/CK — PORTC bit 6, ADC input, UART TX/CK |
| Broche 28 | RC7/ANC7/RX/DT — PORTC bit 7, ADC input, UART RX/DT |
Applications typiques
PIC18F26K83-I/SS convient pour 6 applications: CAN-Connected Industrial Sensors, Automotive Body and Comfort Modules, Capacitive Touch User Interfaces, Appliance Control Boards, Building Automation and HVAC Nodes, LIN/CAN Gateway and Bridge Modules.
CAN-Connected Industrial Sensors
The PIC18F26K83-I/SS is purpose-built for CAN-connected industrial sensors because its on-chip CAN 2.0B controller, 64 MHz core and 12-bit ADC2 share one die, allowing a single MCU to digitize, filter and transmit a measurement over a single twisted pair. The integrated DMA engine moves ADC results directly into CAN mailboxes without waking the CPU, and the XLP sleep current keeps battery-powered field sensors alive for years. Compared with a discrete MCU plus external CAN controller solution, this part reduces PCB area by ~40% and BOM cost by ~25%, while the 28-pin SSOP is small enough to fit inside a sensor housing.
Recommandé
Automotive Body and Comfort Modules
Automotive body control modules (lighting, HVAC, seat, mirror) use the PIC18F26K83-I/SS to combine LIN/CAN communication, PWM motor control and analog input handling in one AEC-Q100-capable MCU. The 16-bit PWM with independent time bases drives LED lighting and small DC motors, while the ADC2 with hardware oversampling reads NTC thermistors and current shunts with high noise immunity. The FuSa (Functional Safety) library supports IEC 60730 class B compliance, and the -40 C to +125 C extended-temperature variant (PIC18F26K83-E/SS) targets under-hood deployments.
Recommandé
Capacitive Touch User Interfaces
The PIC18F26K83-I/SS ADC2 with hardware CVD (Capacitive Voltage Divider) drives up to 16 capacitive touch buttons or a slider directly, with no external touch IC required. Hardware-based charge redistribution, averaging and threshold detection let the CPU remain in sleep while scanning, which is critical for battery-powered appliances where the touch panel is the primary power drain. Designers can route copper pads directly to any I/O pin, eliminating the expensive flex overlay of resistive touch and reducing BOM cost by 30-50% compared with dedicated touch controllers.
Recommandé
Appliance Control Boards
White-goods appliances (washing machines, dishwashers, ovens, refrigerators) integrate the PIC18F26K83-I/SS as the main controller because it pairs a 64 MHz core, 64 KB Flash and ADC2 with a FuSa library qualified for IEC 60730 class B. The vector-interrupt controller handles simultaneous pressure-sensor, motor-PWM and user-interface events in real time, while DMA offloads repetitive peripheral-to-memory transfers. The 28-pin SSOP package is small enough for the dense control boards typical of modern appliances, and XLP low-power modes help meet ENERGY STAR standby targets of <0.5 W.
Recommandé
Building Automation and HVAC Nodes
Building automation nodes (room thermostats, CO2/VOC sensor stations, VAV controllers) rely on the PIC18F26K83-I/SS for CAN/LIN networking, ADC2 sensor reading and XLP deep-sleep operation. The 12-bit ADC2 with CVD performs touch-button or slider inputs directly on the front panel, while the 1 KB EEPROM stores calibration constants and user setpoints across power cycles. The combination of low sleep current (<100 nA typical) and fast wake-up time makes the part ideal for battery-plus-harvest powered wireless sensor nodes communicating over CAN or LIN to a central HVAC controller.
Recommandé
LIN/CAN Gateway and Bridge Modules
The PIC18F26K83-I/SS is a cost-effective LIN-to-CAN gateway MCU because it integrates both LIN and CAN peripherals alongside UART/SPI/I2C on the same die. A single device can simultaneously service a LIN master on one bus and a CAN node on another, translating frames in firmware at the 16 MIPS available from the 64 MHz core. The 64 KB Flash holds a CANopen, J1939 or LIN 2.2 protocol stack, and the 4 KB RAM buffers inbound/outbound frames without bus contention. The 28-pin SSOP keeps the gateway PCB smaller than 25 mm x 25 mm, suitable for inline connector housings.
Recommandé
Récapitulatif des produits recommandés
Données de référence d'ingénierie pour PIC18F26K83-I/SS — comparaison, recommandations de conception et informations de conformité.
Guide de sélection
Comparaison avec les alternatives
| Paramètre | Ce produit | PIC18F26K83-I/SP | PIC18F26K83T-I/SS | PIC18F25K83-I/SS | PIC18LF26K83-I/SS | PIC18F26Q83-I/SS |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-pin SSOP | 28-pin SPDIP (through-hole) | 28-pin SSOP (same) | 28-pin SSOP (same) | 28-pin SSOP (same) | 28-pin SSOP (same) |
| Program Memory (Flash) | 64 KB | 64 KB | 64 KB | 32 KB | 64 KB | 64 KB |
| Data RAM | 4 KB | 4 KB | 4 KB | 2 KB | 4 KB | 4 KB |
| EEPROM | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB | 1 KB |
| Maximum CPU Frequency | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| Operating Voltage | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V | 2.3 V to 5.5 V |
| CAN Peripheral | CAN 2.0B | CAN 2.0B | CAN 2.0B | CAN 2.0B | CAN 2.0B | CAN 2.0B / CAN FD-ready |
| Operating Temperature | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C |
Principaux différenciateurs
- ADC2 with hardware CVD enables zero-CPU capacitive touch (vs PIC18F26K80-I/SS)
- FuSa (Functional Safety) library supports IEC 60730 class B (vs PIC18F25K83-I/SS)
- Vector-interrupt controller and DMA reduce latency vs older PIC18 parts (vs PIC18F26K20-I/SS)
Notes de conception
Place a 100 nF ceramic decoupling capacitor on each VDD/VSS pair (pins 9/10 and 19/20) within 3 mm of the package, plus a single 10 uF bulk tantalum or ceramic near the IC. The PIC18F26K83-I/SS draws roughly 15 mA at 64 MHz with all peripherals active, so the LDO (such as MCP1700) must handle the inrush of an ADC2 burst read; reserve 30% margin in the regulator's current rating. For XLP deep-sleep (DSBOR + DSWDT off), the data sheet shows quiescent current below 100 nA typical, which is critical for battery-driven sensor nodes.
Estimated: at 5 V VDD, 64 MHz, and full peripheral activity, the part dissipates approximately 75 mW. The 28-pin SSOP has a theta_JA around 95 C/W on a 1 oz 2-layer JEDEC test board, resulting in a 7 C junction-temperature rise above ambient - well within the -40 C to +85 C industrial rating. For continuous operation near 85 C ambient in a sealed enclosure, route a copper thermal relief pad under the SSOP body and consider venting or a small heat spreader to keep junction rise under 15 C for long-term reliability.
Keep the 28-pin SSOP trace length on PGC/PGD (pins 17/18) under 50 mm and avoid vias on those nets to preserve ICSP signal integrity at 5 MHz programming clock. Isolate the analog AVdd rail from digital Vdd by a ferrite bead, and route the 12-bit ADC inputs away from PWM and CAN switching traces to avoid coupling noise. Expose a 1.5 mm x 1.5 mm test-point land pattern for PGC and PGD so production can program the device without rework.
Do not leave the MCLR pin floating - the PIC18F26K83-I/SS datasheet requires a 10 kohm pull-up to VDD for normal operation; if the pin is left floating the device may intermittently reset or fail to start. Always configure the unused I/O pins as outputs driven low (never as inputs) to minimize sleep current by 1-3 uA. The CVD-touch capacitance measurement requires the ADACT register to be loaded correctly per datasheet section 32.0; misuse of this register is the most common cause of noisy touch readings.
Informations de conformité
RoHS and lead-free compliance per Microchip product page. The PIC18F26K83-I/SS family is not AEC-Q100 qualified; AEC-Q100 qualified variants are typically ordered with -E (extended) or -VAO suffixes. FuSa (Functional Safety) library supports IEC 60730 class B compliance for appliance designs.
