PIC18LF6527T-I/PT - 48KB Flash 8-bit MCU with ECAN | Microchip
MPN: PIC18LF6527T-I/PT ✓ فعالPIC18LF6527T-I/PT نمای کلی
An 8-bit microcontroller is a single-chip computer built around an 8-bit data path, integrating CPU core, program memory (Flash/ROM), data memory (RAM), non-volatile EEPROM, timers, communications peripherals, ADC, and general-purpose I/O onto one silicon die. The PIC18 family belongs to the larger taxonomy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor IC. Within this hierarchy the LF sub-family targets low-voltage (2.0V-5.5V) battery-powered designs where nanoWatt sleep modes and active current management are critical.
Key features of the PIC18LF6527 include 48KB (24K x 16) of self-programmable Flash, 4KB RAM, 1KB EEPROM, 70 digital I/O pins, a 12-channel 10-bit ADC with auto-acquisition, two ECAN modules, two MSSP (I2C/SPI) ports, two USART (LIN-capable) ports, nine programmable timers, dual analog comparators, a CTMU for capacitive touch or mTouch sensing, and nanoWatt power management that drops current draw to the nanoamp range in sleep.
Architecture-wise the device uses a 16-bit wide instruction word fetched from Flash while data SRAM is byte-addressable, and the PIC18LF6527 is pin-compatible with the PIC18F6527 F-version (3.0V-5.5V) as well as the broader PIC18LF65xx/66xx family, enabling firmware and PCB reuse across voltage profiles. Hardware multiplier and multiple interrupt sources support DSP-style math and real-time control loops.
Typical applications include industrial instrumentation panels, TCP/IP-enabled embedded sensor nodes, HVAC and building automation, automotive LIN/CAN nodes, battery-powered metering, capacitive touch human-machine interfaces, and large low-power connectivity designs that benefit from the four serial ports (2x synchronous, 2x asynchronous).
When designing with this part, populate the CONFIG fuse register correctly for oscillator mode, watchdog, brown-out and code protection before code execution; confirm the TQFP-64 land pattern allows proper thermal relief, and confirm the 64-pin pinout matches the rest of the 65xx/66xx pin-compatible variants if you plan to migrate between F (5V) and LF (low-voltage) versions. This page synthesizes distributor pricing, drop-in PIC18 family alternatives, and practical design notes that complement the manufacturer datasheet.
جایگزین‌های drop-in برای PIC18LF6527T-I/PT — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای PIC18LF6527T-I/PT (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Package, Timers, I/O Pins, ADC, Core Architecture.
PIC18F6527T-I/PT
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC18LF6627T-I/PT
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC18F6627T-I/PT
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC18LF6527-I/PT
✅ جایگزین مستقیم📋 جایگزین مرجع (خارج از کاتالوگ)
PIC18LF4685-I/PT
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC18LF6525T-I/PT
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC18LF6527T-I/PT حداکثر مقادیر مجاز و مشخصات الکتریکی
| Architecture | PIC18 8-bit RISC, 16-bit instruction word |
| Program Flash | 48 KB (24K x 16) |
| Data RAM | 4 KB |
| Data EEPROM | 1 KB |
| Operating Frequency | 40 MHz (10 MIPS) |
| Supply Voltage Range | 2.0 V to 5.5 V |
| Digital I/O Pins | 70 (with analog/digital remap) |
| ADC | 12 channels, 10-bit |
| ECAN Modules | 2 |
| MSSP (I2C/SPI) Modules | 2 |
| USART (LIN-capable) | 2 |
| Timers | 9 (8/16-bit mix) |
| Analog Comparators | 2 |
| CTMU | Yes (mTouch / capacitive touch) |
| Low-Power Technology | nanoWatt (eXtreme Low Power) |
| دمای کاری | -40 C to +85 C (Industrial) |
| بسته‌بندی | TQFP-64 (PT) 10x10 mm, tape & reel |
| نوع نصب | Surface Mount |
| وضعیت RoHS | Compliant |
پیکربندی پین PIC18LF6527T-I/PT
| پین 1 | RH0/AN23 — Port H bit 0 / analog input 23 |
| پین 2 | RH1/AN24 — Port H bit 1 / analog input 24 |
| پین 3 | RH2/AN25 — Port H bit 2 / analog input 25 |
| پین 4 | RH3/AN26 — Port H bit 3 / analog input 26 |
| پین 5 | RH4/AN27 — Port H bit 4 / analog input 27 |
| پین 6 | RH5/AN28 — Port H bit 5 / analog input 28 |
| پین 7 | RH6/AN29 — Port H bit 6 / analog input 29 |
| پین 8 | RH7/AN30 — Port H bit 7 / analog input 30 |
| پین 9 | VSS — Ground |
| پین 10 | VDD — Positive supply (2.0-5.5 V) |
| پین 11 | OSC1/CLKI/RA7 — Crystal input / external clock / Port A bit 7 |
| پین 12 | OSC2/CLKO/RA6 — Crystal output / clock out / Port A bit 6 |
| پین 13 | RA0/AN0 — Port A bit 0 / analog input 0 |
| پین 14 | RA1/AN1 — Port A bit 1 / analog input 1 |
| پین 15 | RA2/AN2/VREF- — Port A bit 2 / analog input 2 / ADC VREF- |
| پین 16 | RA3/AN3/VREF+ — Port A bit 3 / analog input 3 / ADC VREF+ |
| پین 17 | RA4/T0CKI — Port A bit 4 / Timer0 clock input |
| پین 18 | RA5/AN4 — Port A bit 5 / analog input 4 |
| پین 19 | AVSS — Analog ground |
| پین 20 | AVDD — Analog positive supply |
| پین 21 | RB0/INT0 — Port B bit 0 / external interrupt 0 |
| پین 22 | RB1/INT1 — Port B bit 1 / external interrupt 1 |
| پین 23 | RB2/INT2 — Port B bit 2 / external interrupt 2 |
| پین 24 | RB3/INT3 — Port B bit 3 / external interrupt 3 |
| پین 25 | RB4 — Port B bit 4 |
| پین 26 | RB5 — Port B bit 5 |
| پین 27 | RB6/PGC — Port B bit 6 / ICSP clock |
| پین 28 | RB7/PGD — Port B bit 7 / ICSP data |
| پین 29 | RC0/T1OSO/T13CKI — Port C bit 0 / Timer1 osc out / Timer1/Timer3 clock |
| پین 30 | RC1/T1OSI — Port C bit 1 / Timer1 osc in |
| پین 31 | RC2/CCP1 — Port C bit 2 / Capture/Compare/PWM 1 |
| پین 32 | RC3/CCP2 — Port C bit 3 / Capture/Compare/PWM 2 |
| پین 33 | RC4 — Port C bit 4 |
| پین 34 | RC5 — Port C bit 5 |
| پین 35 | RC6/TX1/CK1 — Port C bit 6 / USART1 TX / USART1 clock |
| پین 36 | RC7/RX1/DT1 — Port C bit 7 / USART1 RX / USART1 data |
| پین 37 | RE0/RD — Port E bit 0 / parallel port read |
| پین 38 | RE1/WR — Port E bit 1 / parallel port write |
| پین 39 | RE2/CS — Port E bit 2 / parallel port chip select |
| پین 40 | VDD — Positive supply (2.0-5.5 V) |
| پین 41 | VSS — Ground |
| پین 42 | RD0/PSP0 — Port D bit 0 / parallel slave port data 0 |
| پین 43 | RD1/PSP1 — Port D bit 1 / parallel slave port data 1 |
| پین 44 | RD2/PSP2 — Port D bit 2 / parallel slave port data 2 |
| پین 45 | RD3/PSP3 — Port D bit 3 / parallel slave port data 3 |
| پین 46 | RD4/PSP4 — Port D bit 4 / parallel slave port data 4 |
| پین 47 | RD5/PSP5 — Port D bit 5 / parallel slave port data 5 |
| پین 48 | RD6/PSP6 — Port D bit 6 / parallel slave port data 6 |
| پین 49 | RD7/PSP7 — Port D bit 7 / parallel slave port data 7 |
| پین 50 | C1IN-/RF0 — Comparator 1 inverting input / Port F bit 0 |
| پین 51 | C1IN+/AN12/RF1 — Comparator 1 non-inverting input / analog input 12 / Port F bit 1 |
| پین 52 | C2IN-/AN13/RF2 — Comparator 2 inverting input / analog input 13 / Port F bit 2 |
| پین 53 | C2IN+/AN14/RF3 — Comparator 2 non-inverting input / analog input 14 / Port F bit 3 |
| پین 54 | C1OUT/RF4 — Comparator 1 output / Port F bit 4 |
| پین 55 | C2OUT/RF5 — Comparator 2 output / Port F bit 5 |
| پین 56 | RF6 — Port F bit 6 |
| پین 57 | RF7 — Port F bit 7 |
| پین 58 | RG0/ECCP3 — Port G bit 0 / Enhanced CCP3 |
| پین 59 | RG1/TX2/CK2 — Port G bit 1 / USART2 TX / USART2 clock |
| پین 60 | RG2/RX2/DT2 — Port G bit 2 / USART2 RX / USART2 data |
| پین 61 | RG3/CCP4 — Port G bit 3 / CCP4 |
| پین 62 | RG4/CCP5 — Port G bit 4 / CCP5 |
| پین 63 | RG5 — Port G bit 5 |
| پین 64 | MCLR/VPP/RG6 — Master clear / programming voltage / Port G bit 6 |
کاربردهای معمول
PIC18LF6527T-I/PT مناسب است برای 6 کاربردs: Industrial Instrumentation Panels, TCP/IP-Enabled Embedded Sensor Nodes, HVAC and Building Automation, Automotive LIN and CAN Nodes, Battery-Powered Metering and Data Loggers, Capacitive Touch HMI (mTouch).
Industrial Instrumentation Panels
The PIC18LF6527T-I/PT is well suited to multi-channel industrial instrumentation panels because its 12-channel 10-bit ADC plus dual ECAN ports let a single part digitize and network sensor signals. Its 70 I/O pins drive multiple 7-segment or LCD sub-displays, and the 48 KB Flash stores full menu UI plus calibration tables. nanoWatt sleep is critical when the panel runs from a back-up battery during line power loss.
پیشنهادی
TCP/IP-Enabled Embedded Sensor Nodes
For Ethernet-attached sensor nodes, the PIC18LF6527T-I/PT supplies enough Flash (48 KB) to run a Microchip TCP/IP stack plus application logic and 4 KB RAM to buffer packets. Its nanoWatt sleep lets battery or solar nodes idle at microamps between measurements. The two MSSP (I2C/SPI) ports talk to sensors or external radios while the two USARTs handle LIN/RS-485 or debug links.
پیشنهادی
HVAC and Building Automation
Building automation controllers benefit from the PIC18LF6527T-I/PT's mix of dual ECAN for BACnet/MS/TP-style networking, 12-bit ADC for analog temperature/pressure sensors, and 9 timers for PWM valve and damper control. The 4 KB RAM comfortably holds scheduling tables and the 48 KB Flash stores the full HVAC state machine. nanoWatt idle extends the lifetime of wireless thermostats running from coin cells.
پیشنهادی
Automotive LIN and CAN Nodes
The PIC18LF6527T-I/PT's dual ECAN and LIN-capable USARTs make it a strong choice for body and chassis LIN/CAN sub-modules. With 70 I/O pins it can drive multiple sensors and indicator LEDs in a single node, and the -40 to +85 C industrial range covers cabin environments. nanoWatt sleep lets the device drop below 100 nA in parked vehicles, preserving battery life over weeks of idle.
پیشنهادی
Battery-Powered Metering and Data Loggers
Battery-powered metering relies on the PIC18LF6527T-I/PT's 2.0-5.5 V operation so a single 3.6 V Li-SOCl2 cell can power the system without a boost converter. The 1 KB EEPROM stores calibration constants and tamper-resistant logs without burning Flash cycles. Deep sleep at nanoamp currents lets the meter last 10+ years on its primary cell while waking periodically to log readings.
پیشنهادی
Capacitive Touch HMI (mTouch)
The PIC18LF6527T-I/PT integrates the CTMU peripheral that drives Microchip's mTouch capacitive-touch sensing firmware, enabling 4-12 button sliders or wheels without external touch ICs. Combined with 48 KB Flash for graphics plus the LCD driver option on the LF family, the part replaces dedicated touch controllers in cost-sensitive appliances. CTMU measurements can be sampled between ADC conversions on the same pins.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای PIC18LF6527T-I/PT — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | PIC18F6527T-I/PT | PIC18LF6627T-I/PT | PIC18F6627T-I/PT | PIC18LF6527-I/PT |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | TQFP-64 (PT) 10x10 mm | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same | TQFP-64 (PT) 10x10 mm - same |
| Program Flash | 48 KB | 48 KB | 96 KB | 96 KB | 48 KB |
| Data RAM | 4 KB | 4 KB | 4 KB | 4 KB | 4 KB |
| Supply Voltage | 2.0 V to 5.5 V (LF) | 3.0 V to 5.5 V (F) | 2.0 V to 5.5 V (LF) | 3.0 V to 5.5 V (F) | 2.0 V to 5.5 V (LF) |
| ECAN Modules | 2 | 2 | 2 | 2 | 2 |
| Maximum Frequency | 40 MHz | 40 MHz | 40 MHz | 40 MHz | 40 MHz |
| Shipping Medium | Tape & Reel | Tape & Reel | Tape & Reel | Tape & Reel | Tray |
تفاوت‌های کلیدی
- Dual ECAN plus LIN-capable USARTs in one PIC18 die (در مقابلPIC18LF4685-I/PT)
- nanoWatt low-voltage operation down to 2.0 V (در مقابلPIC18F6527T-I/PT)
- TQFP-64 pin compatibility with the broader PIC18F65xx/66xx family (در مقابلPIC18LF55K42 family (TQFP-64 K42 parts))
یادداشت‌های طراحی
Estimated: at 40 MHz, 3.3 V supply, full peripheral active, the PIC18LF6527T-I/PT draws roughly 10-15 mA; nanoWatt sleep drops to sub-microamp. Decouple VDD/AVDD with 100 nF ceramic within 5 mm of each pin pair plus a bulk 10 uF tantalum to handle ECAN inrush. Connect both VSS pins and both VDD pins on the TQFP-64 even if the firmware uses only one - leaving one floating violates the datasheet thermal/electrical section.
TQFP-64 with 0.5 mm pitch requires 0.2 mm trace/space, ENIG or immersion-tin finish, and a TQFP land per IPC-7351. Keep the ICSP PGC/PGD traces under 50 mm and add 4.7 kohm pull-up on MCLR. Place a 100 nF directly between MCLR/VPP and the adjacent VSS pin to filter programming-voltage noise. The TQFP exposed-pad variant is not used on this die; thermal relief relies on inner VSS/VDD copper pours.
Do not populate CONFIG fuses late - an unconfigured PIC18LF6527T-I/PT ships with the internal RC oscillator and no watchdog override; the application can hang on first power-up if the oscillator is wrong. Always set CONFIG1H for oscillator mode, CONFIG2L for brown-out voltage (use 2.85 V or 4.2 V depending on rail), CONFIG2H for watchdog (enable in software, not hardware). Failure to set the JTAG/debug CONFIG bits disables ICSP, bricking the part in-circuit.
اطلاعات انطباق
RoHS compliant per Microchip product page; industrial -40C to +85C grade (no AEC-Q100). Use PIC18F/LF65K80 family for AEC-Q100 automotive applications.
