PIC18LF6527T-I/PT - 48KB Flash 8-bit MCU with ECAN | Microchip
料号： PIC18LF6527T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $9.85 | $9.85 |
| 10 | $9.12 | $91.20 |
| 100 | $8.05 | $805.00 |
| 500 | $7.2 | $3,600.00 |
| 1,000 | $6.45 | $6,450.00 |
| 1,200 | $6.1 | $7,320.00 |
PIC18LF6527T-I/PT 概述
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.
直接替换替代料： PIC18LF6527T-I/PT ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： PIC18LF6527T-I/PT （相同外形与封装尺寸） ——差异在于 Package, Timers, I/O Pins, ADC, Core Architecture.
快速对比工具——选择替代料号进行并排对比：
PIC18F6527T-I/PT
✅ 直接替换✓ 有现货
$8.75 / 个
查看数据手册 →PIC18LF6627T-I/PT
✅ 直接替换✓ 有现货
$7.85 / 个
查看数据手册 →PIC18F6627T-I/PT
✅ 直接替换✓ 有现货
$6.42 / 个
查看数据手册 →PIC18LF6527-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC18LF4685-I/PT
✅ 直接替换✓ 有现货
$5.55 / 个
查看数据手册 →PIC18LF6525T-I/PT
✅ 直接替换✓ 有现货
$5.95 / 个
查看数据手册 →PIC18LF6527T-I/PT 最大额定值与电气特性
| 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) |
| 工作温度 | -40 C to +85 C (Industrial) |
| 封装 | TQFP-64 (PT) 10x10 mm, tape & reel |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
PIC18LF6527T-I/PT 引脚配置
| 引脚 1 | RH0/AN23 — Port H bit 0 / analog input 23 |
| 引脚 2 | RH1/AN24 — Port H bit 1 / analog input 24 |
| 引脚 3 | RH2/AN25 — Port H bit 2 / analog input 25 |
| 引脚 4 | RH3/AN26 — Port H bit 3 / analog input 26 |
| 引脚 5 | RH4/AN27 — Port H bit 4 / analog input 27 |
| 引脚 6 | RH5/AN28 — Port H bit 5 / analog input 28 |
| 引脚 7 | RH6/AN29 — Port H bit 6 / analog input 29 |
| 引脚 8 | RH7/AN30 — Port H bit 7 / analog input 30 |
| 引脚 9 | VSS — Ground |
| 引脚 10 | VDD — Positive supply (2.0-5.5 V) |
| 引脚 11 | OSC1/CLKI/RA7 — Crystal input / external clock / Port A bit 7 |
| 引脚 12 | OSC2/CLKO/RA6 — Crystal output / clock out / Port A bit 6 |
| 引脚 13 | RA0/AN0 — Port A bit 0 / analog input 0 |
| 引脚 14 | RA1/AN1 — Port A bit 1 / analog input 1 |
| 引脚 15 | RA2/AN2/VREF- — Port A bit 2 / analog input 2 / ADC VREF- |
| 引脚 16 | RA3/AN3/VREF+ — Port A bit 3 / analog input 3 / ADC VREF+ |
| 引脚 17 | RA4/T0CKI — Port A bit 4 / Timer0 clock input |
| 引脚 18 | RA5/AN4 — Port A bit 5 / analog input 4 |
| 引脚 19 | AVSS — Analog ground |
| 引脚 20 | AVDD — Analog positive supply |
| 引脚 21 | RB0/INT0 — Port B bit 0 / external interrupt 0 |
| 引脚 22 | RB1/INT1 — Port B bit 1 / external interrupt 1 |
| 引脚 23 | RB2/INT2 — Port B bit 2 / external interrupt 2 |
| 引脚 24 | RB3/INT3 — Port B bit 3 / external interrupt 3 |
| 引脚 25 | RB4 — Port B bit 4 |
| 引脚 26 | RB5 — Port B bit 5 |
| 引脚 27 | RB6/PGC — Port B bit 6 / ICSP clock |
| 引脚 28 | RB7/PGD — Port B bit 7 / ICSP data |
| 引脚 29 | RC0/T1OSO/T13CKI — Port C bit 0 / Timer1 osc out / Timer1/Timer3 clock |
| 引脚 30 | RC1/T1OSI — Port C bit 1 / Timer1 osc in |
| 引脚 31 | RC2/CCP1 — Port C bit 2 / Capture/Compare/PWM 1 |
| 引脚 32 | RC3/CCP2 — Port C bit 3 / Capture/Compare/PWM 2 |
| 引脚 33 | RC4 — Port C bit 4 |
| 引脚 34 | RC5 — Port C bit 5 |
| 引脚 35 | RC6/TX1/CK1 — Port C bit 6 / USART1 TX / USART1 clock |
| 引脚 36 | RC7/RX1/DT1 — Port C bit 7 / USART1 RX / USART1 data |
| 引脚 37 | RE0/RD — Port E bit 0 / parallel port read |
| 引脚 38 | RE1/WR — Port E bit 1 / parallel port write |
| 引脚 39 | RE2/CS — Port E bit 2 / parallel port chip select |
| 引脚 40 | VDD — Positive supply (2.0-5.5 V) |
| 引脚 41 | VSS — Ground |
| 引脚 42 | RD0/PSP0 — Port D bit 0 / parallel slave port data 0 |
| 引脚 43 | RD1/PSP1 — Port D bit 1 / parallel slave port data 1 |
| 引脚 44 | RD2/PSP2 — Port D bit 2 / parallel slave port data 2 |
| 引脚 45 | RD3/PSP3 — Port D bit 3 / parallel slave port data 3 |
| 引脚 46 | RD4/PSP4 — Port D bit 4 / parallel slave port data 4 |
| 引脚 47 | RD5/PSP5 — Port D bit 5 / parallel slave port data 5 |
| 引脚 48 | RD6/PSP6 — Port D bit 6 / parallel slave port data 6 |
| 引脚 49 | RD7/PSP7 — Port D bit 7 / parallel slave port data 7 |
| 引脚 50 | C1IN-/RF0 — Comparator 1 inverting input / Port F bit 0 |
| 引脚 51 | C1IN+/AN12/RF1 — Comparator 1 non-inverting input / analog input 12 / Port F bit 1 |
| 引脚 52 | C2IN-/AN13/RF2 — Comparator 2 inverting input / analog input 13 / Port F bit 2 |
| 引脚 53 | C2IN+/AN14/RF3 — Comparator 2 non-inverting input / analog input 14 / Port F bit 3 |
| 引脚 54 | C1OUT/RF4 — Comparator 1 output / Port F bit 4 |
| 引脚 55 | C2OUT/RF5 — Comparator 2 output / Port F bit 5 |
| 引脚 56 | RF6 — Port F bit 6 |
| 引脚 57 | RF7 — Port F bit 7 |
| 引脚 58 | RG0/ECCP3 — Port G bit 0 / Enhanced CCP3 |
| 引脚 59 | RG1/TX2/CK2 — Port G bit 1 / USART2 TX / USART2 clock |
| 引脚 60 | RG2/RX2/DT2 — Port G bit 2 / USART2 RX / USART2 data |
| 引脚 61 | RG3/CCP4 — Port G bit 3 / CCP4 |
| 引脚 62 | RG4/CCP5 — Port G bit 4 / CCP5 |
| 引脚 63 | RG5 — Port G bit 5 |
| 引脚 64 | MCLR/VPP/RG6 — Master clear / programming voltage / Port G bit 6 |
典型应用
PIC18LF6527T-I/PT 适用于 6 应用s: 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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
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.
推荐
推荐产品汇总
工程参考数据： PIC18LF6527T-I/PT ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | 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 |
关键差异点
- Dual ECAN plus LIN-capable USARTs in one PIC18 die （对比 PIC18LF4685-I/PT)
- nanoWatt low-voltage operation down to 2.0 V （对比 PIC18F6527T-I/PT)
- TQFP-64 pin compatibility with the broader PIC18F65xx/66xx family （对比 PIC18LF55K42 family (TQFP-64 K42 parts))
设计说明
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.
合规信息
RoHS compliant per Microchip product page; industrial -40C to +85C grade (no AEC-Q100). Use PIC18F/LF65K80 family for AEC-Q100 automotive applications.
