PIC18F26K80T-I/SS - 64KB Flash 8-bit MCU w/ ECAN & XLP | Microchip
MPN: PIC18F26K80T-I/SS ✓ فعالPIC18F26K80T-I/SS جائزہ
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and programmable peripherals such as ADC, timers, communication interfaces, and I/O into one device. Within the system hierarchy, the PIC18F26K80T-I/SS is an 8-bit microcontroller -> MCU -> embedded processor -> semiconductor. The "K80" sub-family is targeted at low-power, CAN-connected embedded nodes that previously required external CAN controllers.
Key features include integrated ECAN (Enhanced Controller Area Network) peripheral supporting CAN 2.0B, an on-chip 12-bit A/D converter with up to 11 channels, three analog comparators, four timers, two capture/compare/PWM modules, an 8-bit parallel slave port, and nanoWatt XLP sleep currents below 100 nA typical. The CTMU enables touch sensing, capacitive proximity, and time-of-flight measurement without external analog circuitry. The 64 MHz maximum oscillator yields 16 MIPS instruction throughput, ample for typical sensor and actuator control loops.
Architecturally, the PIC18F26K80T-I/SS uses an enhanced Harvard RISC core with 16-bit instructions and 8-bit data path, plus hardware multiply and a single-cycle 8x8 multiplication. ECAN is implemented as a dedicated peripheral with independent masks/filters, reducing firmware complexity for automotive/industrial CAN nodes.
Typical applications include automotive body and chassis ECAN nodes, building control (HVAC, elevator controllers), industrial sensor and actuator networks, low-power remote sensor nodes, and battery-powered metering with CAN backhaul. The wide 1.8 V-5.5 V range supports direct lithium battery and 3.3 V/5 V system buses.
When designing with this part, ensure the ICSP/ICD pins (PGC/PGD, MCLR) are properly accessible for in-circuit programming and debugging, and follow Microchip AN228 for ECAN bus termination and biasing. The 28-SSOP package has moderate thermal resistance and is suitable for low-power industrial nodes.
This page synthesizes verified distributor pricing, cross-family drop-in alternatives from the PIC18 K80 family, and practical ECAN/Low-Power design notes not consolidated in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل PIC18F26K80T-I/SS — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC18F26K80T-I/SS (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Timers, ADC, Program Memory (Flash), Core Architecture.
PIC18F26K80-I/SS
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC18F26K80-E/SS
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC18F26K80T-I/SSVAO
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC18F26K80-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC18F26K80T-I/SS زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | PIC 8-bit enhanced Harvard RISC |
| Family | PIC18 K80 (XLP, ECAN) |
| Program Memory (Flash) | 64 KB (32K x 16) |
| Data Memory (RAM) | 3.6 KB (3.6K x 8) |
| EEPROM | 1 KB |
| Maximum CPU Frequency | 64 MHz |
| Instruction Throughput | 16 MIPS |
| Supply Voltage (VDD) | 1.8 V to 5.5 V |
| آپریٹنگ درجہ حرارت | -40C to +85C (Industrial) |
| I/O Pins | 24 |
| ADC | 12-bit, up to 11 channels |
| CTMU | Yes (Charge Time Measurement Unit) |
| ECAN | Integrated CAN 2.0B |
| Comparators | 3 analog comparators |
| Timers | 4 (8-bit / 16-bit mix) |
| CCP/PWM Modules | 2 |
| پیکیج | 28-pin SSOP (5.30 mm body) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| Packaging | Tape & Reel (T suffix) |
| RoHS اسٹیٹس | Compliant |
| MSL لیول | 1 |
PIC18F26K80T-I/SS پن کنفیگریشن
| پن 1 | MCLR/VPP/RE3 — Master Clear (reset) input / programming voltage / digital I/O RE3 |
| پن 2 | RA0 — Digital I/O RA0 / analog AN0 |
| پن 3 | RA1 — Digital I/O RA1 / analog AN1 |
| پن 4 | RA2 — Digital I/O RA2 / analog AN2 / VREF- |
| پن 5 | RA3 — Digital I/O RA3 / analog AN3 / VREF+ |
| پن 6 | RA4 — Digital I/O RA4 / analog AN4 |
| پن 7 | RA5 — Digital I/O RA5 / analog AN5 |
| پن 8 | VSS — Ground reference |
| پن 9 | RA7 — Digital I/O RA7 / analog AN7 |
| پن 10 | RA6 — Digital I/O RA6 / oscillator output |
| پن 11 | RC0 — Digital I/O RC0 / analog AN8 |
| پن 12 | RC1 — Digital I/O RC1 / analog AN9 |
| پن 13 | RC2 — Digital I/O RC2 / analog AN10 |
| پن 14 | RC3 — Digital I/O RC3 / analog AN11 / SCL |
| پن 15 | RC4 — Digital I/O RC4 / SDA |
| پن 16 | RC5 — Digital I/O RC5 |
| پن 17 | RC6 — Digital I/O RC6 / TX |
| پن 18 | RC7 — Digital I/O RC7 / RX |
| پن 19 | VSS — Ground reference (digital) |
| پن 20 | VDD — Positive supply voltage (1.8 V to 5.5 V) |
| پن 21 | RB0 — Digital I/O RB0 / interrupt-on-change |
| پن 22 | RB1 — Digital I/O RB1 / interrupt-on-change |
| پن 23 | RB2 — Digital I/O RB2 / interrupt-on-change |
| پن 24 | RB3 — Digital I/O RB3 / interrupt-on-change |
| پن 25 | RB4 — Digital I/O RB4 / interrupt-on-change |
| پن 26 | RB5 — Digital I/O RB5 / interrupt-on-change / PGM |
| پن 27 | RB6 — Digital I/O RB6 / PGC (ICSP clock) |
| پن 28 | RB7 — Digital I/O RB7 / PGD (ICSP data) |
عام استعمالات
PIC18F26K80T-I/SS کے لیے موزوں ہے 6 ایپلیکیشنs: Automotive Body & Chassis ECAN Nodes, Building Control & HVAC ECAN Networks, Industrial Sensor & Actuator Networks, Battery-Powered Remote Sensor Nodes, Touch & Proximity Sensing (CTMU), Elevator & Lift Control Panels.
Automotive Body & Chassis ECAN Nodes
The PIC18F26K80T-I/SS is a workhorse for distributed ECAN nodes in body electronics, chassis control, and HVAC modules where 1 Mbit/s CAN bus communication is mandatory. Its integrated ECAN 2.0B peripheral with 6 acceptance masks and 16 acceptance filters eliminates an external MCP2515 CAN controller and reduces BOM cost by ~$1 per node. The 64 MHz / 16 MIPS core easily handles CAN message parsing alongside sensor sampling at 1 kHz, and the 12-bit ADC supports ratiometric measurements on thermistor bridges. The wide 1.8-5.5 V supply range interfaces directly with automotive 12 V rails via a 5 V LDO, and -40C to +85C industrial temperature rating covers most cabin and engine-bay-adjacent placements.
تجویز کردہ
Building Control & HVAC ECAN Networks
In HVAC zoning, elevator control panels, and building automation, the PIC18F26K80T-I/SS acts as the local intelligence behind each ECAN node. Its nanoWatt XLP technology drops sleep current below 100 nA, enabling battery-backed thermostats and wireless bridge nodes that sleep most of the time and only wake on ECAN traffic or timed interrupts. The CTMU supports capacitive user-interface buttons without an external touch controller, and the 12-bit ADC reads multiple temperature/humidity sensors on a shared analog bus. The 24 GPIO on the 28-SSOP leave headroom for driving triac interfaces, relay coils, and LED status indicators.
تجویز کردہ
Industrial Sensor & Actuator Networks
The PIC18F26K80T-I/SS is well-suited for industrial 4-20 mA sensor transmitters, CAN-connected motor starters, and process-control I/O modules. Its 1.8-5.5 V range covers battery-powered wireless sensor nodes that harvest energy from the 4-20 mA loop, while the integrated ECAN peripheral aggregates multiple sensors onto a single CAN bus back to a PLC. The 12-bit ADC with 11 channels handles several analog inputs, and three on-chip comparators can implement window-detect alarms without firmware polling. NanoWatt XLP sleep currents extend battery life in remote industrial telemetry to years.
تجویز کردہ
Battery-Powered Remote Sensor Nodes
For remote, battery-powered sensing - environmental monitoring, smart agriculture, and asset tracking - the PIC18F26K80T-I/SS excels through its nanoWatt XLP technology. Sleep current below 100 nA and Run current around 5 mA at 1 MHz mean a single CR2032 or 2xAA cell can power a node for years with duty-cycled wake-and-transmit operation. The 12-bit ADC reads battery voltage, temperature, and external analog sensors with 11 channels, while the integrated ECAN peripheral wakes the node to participate in bus activity. The 1.8 V minimum supply lets the MCU run directly from a partially discharged battery pack.
تجویز کردہ
Touch & Proximity Sensing (CTMU)
The Charge Time Measurement Unit (CTMU) inside the PIC18F26K80T-I/SS enables capacitive touch buttons, sliders, and proximity sensors without any external analog IC. Combined with the 12-bit ADC, the CTMU measures sub-picofarad capacitance changes, supporting both self-capacitance and mutual-capacitance touch panels behind glass or plastic. The 24 GPIO on the 28-SSOP package accommodates up to 24 touch channels - more than sufficient for appliance control panels, security keypads, and human-machine interface (HMI) front panels in industrial equipment.
تجویز کردہ
Elevator & Lift Control Panels
The PIC18F26K80T-I/SS has a long history in elevator control panels and lift car controllers where its ECAN peripheral interconnects car-top boards, hall call panels, and the central controller over a robust CAN bus. The 64 KB Flash accommodates the floor-mapping tables and safety state machines typical of these systems. Industrial temperature rating (-40C to +85C) handles unconditioned machine-room environments, and the SSOP-28 package is rugged enough for the vibration profile of elevator installations. Multiple CCP/PWM channels can drive LED indicators, displays, and buzzers.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC18F26K80T-I/SS — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC18F26K80-I/SS | PIC18F26K80-E/SS | PIC18F26K80T-I/SSVAO | PIC18F26K80-I/SO |
|---|---|---|---|---|---|
| Package | 28-SSOP | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same | 28-SOIC (wider body) |
| Brand | Microchip Technology | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same | Microchip Technology - same |
| Flash Memory | 64 KB | 64 KB - same | 64 KB - same | 64 KB - same | 64 KB - same |
| RAM | 3.6 KB | 3.6 KB - same | 3.6 KB - same | 3.6 KB - same | 3.6 KB - same |
| CPU Speed | 64 MHz / 16 MIPS | 64 MHz - same | 64 MHz - same | 64 MHz - same | 64 MHz - same |
| ECAN | Yes (integrated) | Yes - same | Yes - same | Yes - same | Yes - same |
| Temperature Grade | -40C to +85C (I) | -40C to +85C - same | -40C to +125C (E = extended) | -40C to +85C, VAO aerospace screening | -40C to +85C - same |
| Packaging Format | Tape & Reel | Tube (hand assembly) | Tube (hand assembly) | Tape & Reel, VAO aerospace | Tube (SOIC) |
اہم امتیازی خصوصیات
- Integrated ECAN eliminates external CAN controller (بمقابلہPIC18F25K80T-I/SS)
- nanoWatt XLP sleep current below 100 nA (بمقابلہPIC18F26K42T-I/SS)
- Wide 1.8 V to 5.5 V single-rail operation (بمقابلہPIC18F25K80T-I/SS)
ڈیزائن نوٹس
The PIC18F26K80T-I/SS operates from 1.8 V to 5.5 V single supply. Place a 100 nF decoupling capacitor as close as possible to the VDD pin (pin 20), with a bulk 1-10 uF tantalum or ceramic capacitor at the board supply input. For sleep-mode battery applications, ensure the regulator's quiescent current is below 1 uA (e.g., MCP1700 1.6 uA typical) to preserve nanoWatt XLP sleep current below 100 nA. Avoid using switches or ferrite beads in series with VDD that introduce voltage drops exceeding 0.3 V at peak load.
Route the ICSP/ICD pins (PGC = RB6, PGD = RB7) to a 6-pin header with MCLR (pin 1) and VSS accessible; this allows MPLAB ICD 3 or PICkit 4 in-circuit programming without removing the MCU. The CAN bus traces (CANTX/CANRX) must be impedance-controlled to 120 ohms differential, with termination resistors only at the cable ends (not at every node). Keep CAN traces away from switching power and clock signals, and use a ground plane under the bus traces to minimize emissions per Microchip AN228 ECAN design guide.
Common pitfalls when designing with PIC18F26K80T-I/SS: (1) forgetting the MCLR pull-up resistor (typically 10 kOhm to VDD) - without it the MCU will not exit reset reliably; (2) leaving the ECAN peripheral's CI/OFF bit set after initialization, silently disabling bus activity; (3) using the ADC without the recommended acquisition time (Tacq) - read Microchip DS39977 section 23 for proper impedance and clock settings; (4) assuming the CTMU can drive capacitive loads without a series resistor for ESD protection; (5) over-driving RA4 as an open-drain output without a pull-up. Cross-check errata DS80000491 before finalizing firmware.
For ECAN bus integrity, follow Microchip's AN228 ECAN Physical Layer guidelines: 120 ohm termination at each cable end (not at every node), biasing resistors of 2.7 kOhm to VCC and 1.3 kOhm to ground on one node only, and a common-mode choke on each node's CANH/CANL lines for noisy environments. The MCP2551 / MCP2561 transceiver handles the physical layer; PIC18F26K80T-I/SS provides only the digital ECAN controller. Keep CANH/CANL traces short, matched in length, and routed over a continuous ground plane.
تعمیل کی معلومات
RoHS compliant per Microchip product page. Industrial temperature grade -40C to +85C; not AEC-Q100 qualified (use -Q1 ordering code for automotive qualification). Not formally halogen-free in datasheet but Microchip standard compliance applies.
