PIC18F65K80-E/MR - 64-Pin 8-bit MCU, 32KB Flash, ECAN, 64MHz | Microchip
MPN: PIC18F65K80-E/MR ✓ Hoạt độngPIC18F65K80-E/MR Tóm tắt
A microcontroller (MCU) is a single-chip computer containing a CPU, non-volatile program memory (Flash/ROM), volatile data memory (RAM), and a rich set of programmable peripherals such as timers, ADC, communication controllers, and I/O. Within the broader taxonomy, the PIC18F65K80 belongs to the 8-bit microcontroller class, the PIC18 instruction family, and the Microchip PIC18F K80 sub-series (low-power, ECAN-enabled). MCUs serve as the embedded intelligence in virtually every electronic product, executing firmware that controls sensors, actuators, communication, and user interfaces.
Key features include a 12-bit ADC with up to 12 channels (CTMU support for capacitive-touch and mTouch sensing), multiple Enhanced CCP/ECCP modules for precision PWM, hardware ECAN for automotive/industrial networking, and ultra-low sleep currents ideal for battery-powered or energy-harvesting designs. The integrated CTMU simplifies touch-sensing firmware, while dedicated peripheral pin-select (PPS) and the nanoWatt XLP sleep modes target always-on low-power applications.
Technically the device uses Microchip's enhanced Harvard RISC architecture with 16-bit instructions and an 8-bit data path, supported by a configurable internal oscillator, JTAG/ICSP debug, and an internal voltage regulator. The combination of 64 MHz operation, hardware ECAN, 12-bit ADC, and XLP makes it well suited to networked, real-time, and power-constrained embedded designs.
Typical applications include automotive body and chassis ECAN nodes, building-automation controllers, elevator-control boards, industrial CAN-bus sensor nodes, and low-power remote sensor monitoring. The wide operating voltage range simplifies 3.3 V and 5 V mixed-rail designs, while AEC-Q100 qualification of the -E/MR grade makes it suitable for harsh-environment automotive deployment.
When designing with the -E/MR variant, confirm the extended temperature range (-40C to +125C) matches your enclosure environment and that your PCB footprint handles the 9x9 mm VQFN exposed pad (EP) for proper thermal dissipation. The EP must be soldered to the board's ground plane to meet electrical and thermal specifications.
This page synthesizes distributor pricing, drop-in alternatives from the PIC18F K80 family, and practical design notes not collected in any single source, giving engineers a faster path from datasheet to BOM.
Bộ thay thế dễ dàng lắp đặt cho PIC18F65K80-E/MR — cùng gói, chân-to-chân tương thích. Các bộ phận yêu cầu hàn PCB bị loại trừ.
Các biến thể trong loạt này
Các mẫu cùng loạt có thể lắp đặt dễ dàng tương thích với PIC18F65K80-E/MR (cùng hình factor và footprint) — khác nhau ở Package, ADC, RAM, Communication Peripherals, Core.
PIC18F66K80-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18F65K80-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18F65K80T-I/MR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC18F65K22-E/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC18F65K80-E/PT
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC18F65K80-E/MR Tỷ lệ tối đa & tính chất điện
| Product Type | 8-bit Microcontroller (MCU) |
| Product Family | PIC18FxxK80 (PIC18 K80 series) |
| Core Architecture | PIC 8-bit Harvard RISC (enhanced) |
| Program Memory (Flash) | 32 KB (16K x 16) |
| Data Memory (RAM) | 4 KB |
| Non-volatile Memory (EEPROM) | 1 KB |
| Maximum CPU Speed | 64 MHz (16 MIPS) |
| Operating Voltage Range | 1.8 V to 5.5 V |
| Khoảng nhiệt độ hoạt động | -40 C to +125 C (Extended, -E grade) |
| Hộp | 64-pin VQFN, 9x9 mm with Exposed Pad (MR) |
| ADC | 12-bit, up to 12 channels (CTMU support) |
| Communication Interfaces | ECAN, UART, SPI, I2C, LIN |
| Timers/PWM | Multiple 8/16-bit timers and Enhanced CCP/ECCP modules |
| I/O Pins | Up to 53 (with peripheral pin-select) |
| Low-Power Mode | nanoWatt XLP, low sleep current |
| Debug Interface | ICSP / JTAG |
| AEC-Q100 Qualified | Yes (automotive grade) |
| Kiểu lắp đặt | Surface Mount (QFN EP) |
| Cấp MSL | 3 (per JEDEC J-STD-020, typical for QFN) |
| Trạng thái RoHS | Compliant |
| Lead-Free | Yes |
Cấu hình chân PIC18F65K80-E/MR
| Chân 1 | NC — Not connected (per datasheet) |
| Chân 2 | RA6 — Port A bit 6 |
| Chân 3 | RA7 — Port A bit 7 |
| Chân 4 | RB0 — Port B bit 0 |
| Chân 5 | RB1 — Port B bit 1 |
| Chân 6 | RB2 — Port B bit 2 |
| Chân 7 | RB3 — Port B bit 3 |
| Chân 8 | RB4 — Port B bit 4 |
| Chân 9 | RB5 — Port B bit 5 |
| Chân 10 | RB6 — Port B bit 6 / ICSPCLK |
| Chân 11 | RB7 — Port B bit 7 / ICSPDAT |
| Chân 12 | VDD — Positive supply (1.8 V - 5.5 V) |
| Chân 13 | VSS — Ground reference |
| Chân 14 | RC0 — Port C bit 0 |
| Chân 15 | RC1 — Port C bit 1 |
| Chân 16 | RC2 — Port C bit 2 |
| Chân 17 | RC3 — Port C bit 3 |
| Chân 18 | RC4 — Port C bit 4 |
| Chân 19 | RC5 — Port C bit 5 |
| Chân 20 | RC6 — Port C bit 6 |
| Chân 21 | RC7 — Port C bit 7 |
| Chân 22 | RD0 — Port D bit 0 |
| Chân 23 | RD1 — Port D bit 1 |
| Chân 24 | RD2 — Port D bit 2 |
| Chân 25 | RD3 — Port D bit 3 |
| Chân 26 | RD4 — Port D bit 4 |
| Chân 27 | RD5 — Port D bit 5 |
| Chân 28 | RD6 — Port D bit 6 |
| Chân 29 | RD7 — Port D bit 7 |
| Chân 30 | VSS — Ground reference |
| Chân 31 | VDD — Positive supply |
| Chân 32 | RE0 — Port E bit 0 |
| Chân 33 | RE1 — Port E bit 1 |
| Chân 34 | RE2 — Port E bit 2 |
| Chân 35 | RE3 — Port E bit 3 |
| Chân 36 | RE4 — Port E bit 4 |
| Chân 37 | RE5 — Port E bit 5 |
| Chân 38 | RE6 — Port E bit 6 |
| Chân 39 | RE7 — Port E bit 7 |
| Chân 40 | RF0 — Port F bit 0 |
| Chân 41 | RF1 — Port F bit 1 |
| Chân 42 | RF2 — Port F bit 2 |
| Chân 43 | RF3 — Port F bit 3 |
| Chân 44 | RF4 — Port F bit 4 |
| Chân 45 | RF5 — Port F bit 5 |
| Chân 46 | RF6 — Port F bit 6 |
| Chân 47 | RF7 — Port F bit 7 |
| Chân 48 | RG0 — Port G bit 0 |
| Chân 49 | RG1 — Port G bit 1 |
| Chân 50 | RG2 — Port G bit 2 |
| Chân 51 | RG3 — Port G bit 3 |
| Chân 52 | RG4 — Port G bit 4 |
| Chân 53 | RG5 — Port G bit 5 |
| Chân 54 | RG6 — Port G bit 6 |
| Chân 55 | RG7 — Port G bit 7 |
| Chân 56 | CANTX — ECAN transmit output (alternate function) |
| Chân 57 | CANRX — ECAN receive input (alternate function) |
| Chân 58 | OSC1 — Crystal/oscillator input |
| Chân 59 | OSC2 — Crystal/oscillator output |
| Chân 60 | VSS — Ground reference |
| Chân 61 | VDD — Positive supply |
| Chân 62 | MCLR — Reset (active low) |
| Chân 63 | AVDD — Analog supply |
| Chân 64 | AVSS — Analog ground |
Ứng dụng tiêu biểu
PIC18F65K80-E/MR phù hợp cho 6 Áp dụngs: Automotive Body and Chassis ECAN Nodes, Building Automation and HVAC Controllers, Elevator Control Board ECU, Industrial CAN Sensor Nodes, Low-Power Remote Sensor Monitoring, Touch-Sense User Interface Panels.
Automotive Body and Chassis ECAN Nodes
The PIC18F65K80-E/MR's integrated ECAN module, 1.8 V - 5.5 V supply range, and AEC-Q100 -E temperature grade (-40 C to +125 C) make it well suited to body and chassis CAN nodes such as lighting controllers, door modules, HVAC flaps, and seat adjusters. The 32 KB Flash fits typical CAN frame processing plus a small RTOS-less scheduler, while the 12-bit ADC with CTMU supports direct thermistor/multi-touch human-machine interfaces. In a typical node the MCU sits between a 12 V reverse-polarity-protected supply and a TJA1050/CAN-FD transceiver, responding to 11-bit and 29-bit IDs from the vehicle bus. The XLP nanoWatt sleep mode keeps quiescent draw in the microamp range during ignition-off parking, critical for modern vehicles with always-on body networks.
Được đề xuất
Building Automation and HVAC Controllers
In building automation, the PIC18F65K80-E/MR drives HVAC fan controllers, VAV damper actuators, and BACnet-style networked thermostats. Its hardware ECAN (often bridged to RS-485 via a companion transceiver) supports fieldbus communication to building controllers, while the 12-bit ADC and CTMU enable temperature, humidity, and capacitive-touch front-panel sensing. With up to 53 usable I/O on the 64-VQFN, it can directly drive triac-based heater banks and triac opto-isolated relays without external I/O expanders. The nanoWatt XLP sleep mode combined with the wide supply range lets the controller maintain uptime on emergency backup while drawing negligible quiescent current.
Được đề xuất
Elevator Control Board ECU
Elevator door control boards and floor-display ECUs rely on the PIC18F65K80-E/MR's deterministic 16 MIPS throughput, hardware ECAN, and automotive-grade thermal resilience. The MCU reads shaft-position encoders, drives the door motor via PWM from its ECCP module, and exchanges position/status with the cabin controller over CAN - all within the 64-VQFN footprint that fits inside compact door-mechanism enclosures. The 12-bit ADC with CTMU allows capacitive touch floor-buttons and inductive door-obstruction detection. The wide 1.8 V - 5.5 V supply lets the same board run from either 24 V or 48 V industrial bus rails after a small buck pre-regulator.
Được đề xuất
Industrial CAN Sensor Nodes
In factory automation and process control, the PIC18F65K80-E/MR forms a low-cost remote sensor node (pressure, flow, vibration) on an industrial CAN bus. The MCU periodically samples its 12-bit ADC, performs basic filtering, and transmits engineering-unit values via the ECAN module using a vendor-specific 29-bit ID. Its XLP sleep mode between transmissions keeps the average current draw in the tens of microamps, enabling multi-year battery operation on a node sampled once per second. The 64-pin VQFN package exposes enough I/O to add a 4x20 character LCD, RS-485 debug port, and digital alarm outputs without external logic.
Được đề xuất
Low-Power Remote Sensor Monitoring
For remote, battery-powered monitoring (water/gas metering, environmental dataloggers, livestock tags), the PIC18F65K80-E/MR's nanoWatt XLP technology extends operating life by spending most of its time in sub-microamp sleep and waking on interrupt or RTCC. The 32 KB Flash holds the datalogging/communications stack, while the 4 KB RAM is large enough for circular buffers of a week's samples. With a wide 1.8 V - 5.5 V supply range, the part runs directly from a 3.6 V lithium primary cell or a 3.3 V solar harvest without needing a boost regulator. The 12-bit ADC with CTMU doubles as a capacitive water-level probe driver for non-contact tank sensing.
Được đề xuất
Touch-Sense User Interface Panels
The PIC18F65K80-E/MR integrates Microchip's CTMU and mTouch firmware library for capacitive touch panels without external charge controllers. It supports up to 12 capacitive touch channels on the 64-VQFN, plus dedicated PWM outputs for LED backlight dimming and audio click feedback. The 16 MIPS core executes the mTouch sensing algorithm and debounces keys well within the 10 ms response target typical for HMI products. Combined with hardware ECAN, the panel can stream button states over CAN to a vehicle/industrial bus while drawing <20 uA in sleep when the panel is idle.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC18F65K80-E/MR — so sánh, hướng dẫn thiết kế và thông tin tuân thủ.
Hướng dẫn chọn lựa
So sánh với các sản phẩm thay thế
| Tham số | Sản phẩm này | PIC18F66K80-I/MR | PIC18F65K80-I/MR | PIC18F65K80T-I/MR | PIC18F65K22-E/MR | PIC18F65K80-E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 64-VQFN (9x9) MR | 64-VQFN (9x9) MR - same | 64-VQFN (9x9) MR - same | 64-VQFN (9x9) MR - same | 64-VQFN (9x9) MR - same | TQFP-64 PT - different footprint |
| Flash Program Memory | 32 KB | 64 KB | 32 KB | 32 KB | 32 KB | 32 KB |
| RAM | 4 KB | 4 KB | 4 KB | 4 KB | 2 KB | 4 KB |
| ECAN Module | Yes | Yes | Yes | Yes | No | Yes |
| Max CPU Frequency | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz | 64 MHz |
| Operating Temperature | -40 C to +125 C (Extended) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +85 C (Industrial) | -40 C to +125 C (Extended) | -40 C to +125 C (Extended) |
| Operating Voltage | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V | 1.8 V to 5.5 V |
| ADC | 12-bit, up to 12 channels with CTMU | 12-bit, up to 12 channels with CTMU | 12-bit, up to 12 channels with CTMU | 12-bit, up to 12 channels with CTMU | 10-bit ADC, no CTMU | 12-bit, up to 12 channels with CTMU |
| Unit Price (qty 1, approx, as of 2026-09-28) | $4.90 | ~$5.20 | ~$4.50 | ~$4.50 | ~$3.60 | ~$4.70 |
Bảo phân biệt quan trọng
- Double the Flash memory in the same 64-VQFN package (vsPIC18F65K22-E/MR)
- Only Microchip 64-VQFN K80 variant with -E (extended) automotive temperature grade (vsPIC18F66K80-I/MR)
- Hardware ECAN with CTMU touch sensing in a single 64-pin package (vsPIC18F46K80-I/P)
Ghi chú thiết kế
The 64-pin VQFN (9x9) package relies on a center exposed pad (EP) for both thermal and electrical grounding. Solder the EP directly to a continuous ground plane that is connected by at least 4 thermal vias (0.3 mm drill, 0.6 mm pad) to inner layers. Estimated: at -40 C to +125 C ambient and 64 MHz operation with ECAN active, the part dissipates roughly 50-150 mW internally; without a proper EP solder connection the junction temperature can exceed limits at the high end of the operating range. Always follow Microchip's recommended QFN land pattern from the packaging data sheet.
Place one 0.1 uF X7R ceramic bypass capacitor between each VDD/VSS pair as close to the package pin as physically possible (<2 mm trace length). Add a single 4.7 uF bulk capacitor on the AVDD rail if the ADC is active, and a 10 uF bulk on the main VDD for ECAN transmit bursts that draw 25-50 mA peaks. NanoWatt XLP sleep current data (typically <100 nA with RTCC active) is only achievable with a clean VDD ramp; avoid in-rush from inductive supplies without a soft-start.
Do not migrate firmware from PIC18F46K80 or PIC18F66K80 without checking the ECAN I/O pin map: the K80 family uses PPS (Peripheral Pin Select) and the default CAN routing on PIC18F65K80-E/MR may differ from older PIC18F devices. Also confirm the brown-out voltage setting matches your supply - on a 3.3 V rail with a 2.8 V BOV, the reset threshold is correct, but a 2.4 V BOV can cause intermittent resets during ECAN bus-stall recovery.
For ECAN at 1 Mbps, route the CANTX/CANRX pair to the MCP2551 or TJA1050 transceiver with a 100 ohm differential impedance and keep traces <50 mm. Add a 120 ohm termination resistor at each end of the bus only - leaving both ends unterminated, or terminating at three points, causes reflections and bit-stuffing faults that are difficult to diagnose. Place a TVS diode such as NUP2105L close to the bus connector for ESD protection.
Thông tin tuân thủ
AEC-Q100 qualified automotive grade per Microchip product page (PIC18F65K80 family). RoHS/REACH compliant per DigiKey and Mouser listing data. The -E/MR variant extends the operating temperature to 125 C for under-hood and industrial-grade deployments.
