PIC16LF1527-I/MR - 28KB Flash 8-bit MCU 20MHz 64-VQFN | Microchip
MPN: PIC16LF1527-I/MR ✓ Hoạt độngPIC16LF1527-I/MR Tóm tắt
What is a PIC16LF1527 microcontroller? An 8-bit microcontroller (MCU) is a self-contained computer-on-a-chip integrating a CPU core, program memory (Flash), data RAM, peripherals (timers, ADC, communication interfaces), and I/O pins in a single IC. The PIC16LF1527 belongs to Microchip's enhanced mid-range PIC16F architecture, sitting in the hierarchy: PIC16F family -> 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. The "LF" suffix designates low-voltage (F) operation with extended XLP (eXtreme Low Power) nanoWatt technology, making this MCU well-suited to battery-powered applications where idle current draw in the nanoampere range is critical.
Key features include 18 I/O ports, integrated peripherals for serial communication, multiple timers, ADC channels, and PWM outputs. The 28KB Flash supports complex application code while 768 bytes of RAM handles data processing. The 20MHz clock delivers up to 5 MIPS (million instructions per second) of computational throughput, suitable for real-time control loops.
The 64-VQFN package provides a compact 9x9 mm footprint with an exposed thermal pad (EP) for enhanced thermal dissipation, enabling reliable operation in space-constrained designs. The architecture supports hardware multiply and interrupt-driven peripherals, allowing efficient real-time response without CPU polling.
Typical applications include industrial sensor nodes, low-power IoT edge devices, battery-powered consumer electronics, home automation controllers, motor control peripherals, and portable medical monitoring devices. The wide 2.5-3.6V supply range is compatible with 3.3V system rails and 2x AA battery stacks.
Designers should allocate the exposed pad to a continuous ground plane for thermal relief and signal integrity. Configure the configuration bits during programming to select oscillator mode, watchdog behavior, and code protection per the application requirements. Programming is supported through MPLAB X IDE with PICkit or Snap debuggers.
This page synthesizes distributor pricing, package-aware drop-in alternatives, and design considerations not found in the manufacturer datasheet alone, enabling faster engineering decisions for PIC16LF1527-based designs.
Bộ thay thế dễ dàng lắp đặt cho PIC16LF1527-I/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 PIC16LF1527-I/MR (cùng hình factor và footprint) — khác nhau ở Package, Core Architecture, Operating Temperature, Program Memory (Flash), Supply Voltage (VDD).
PIC16LF1527T-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1527-E/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1526T-I/MR
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1526-I/MR
✅ Drop-In📋 Tham chiếu thay thế (không có trong danh mục)
PIC16LF1527-E/PT
✅ Drop-InLiên hệ để biết giá
Xem tài liệu →PIC16LF1527-I/MR Tỷ lệ tối đa & tính chất điện
| Manufacturer | Microchip Technology |
| Series | PIC® XLP™ 16F |
| Core Processor | PIC |
| Core Size | 8-Bit |
| Clock Speed | 20 MHz |
| Program Memory Size | 28 KB (16K x 14) FLASH |
| RAM Size | 768 B |
| Điện áp cung cấp | 2.5 V to 3.6 V |
| Nhiệt độ hoạt động | -40 C to +85 C |
| I/O Ports | 18 |
| Hộp | 64-VQFN (9x9 mm) with Exposed Pad |
| Kiểu lắp đặt | Surface Mount |
| Trạng thái RoHS | Compliant |
| ROM Type | Flash |
| Trạng thái vòng đời | Active |
Cấu hình chân PIC16LF1527-I/MR
| Chân 1 | RB7 — GPIO RB7 / ICSPDAT |
| Chân 2 | RB6 — GPIO RB6 / ICSPCLK |
| Chân 3 | RB5 — GPIO RB5 |
| Chân 4 | RB4 — GPIO RB4 |
| Chân 5 | RC7 — GPIO RC7 / RX |
| Chân 6 | RC6 — GPIO RC6 / TX |
| Chân 7 | RC5 — GPIO RC5 |
| Chân 8 | RC4 — GPIO RC4 |
| Chân 9 | RC3 — GPIO RC3 / SCL |
| Chân 10 | RC2 — GPIO RC2 / SDA |
| Chân 11 | RC1 — GPIO RC1 / CCP2 |
| Chân 12 | RC0 — GPIO RC0 |
| Chân 13 | VDD — Positive supply |
| Chân 14 | VSS — Ground reference |
| Chân 15 | RA7 — GPIO RA7 / OSCO |
| Chân 16 | RA6 — GPIO RA6 / OSCI |
| Chân 17 | RA5 — GPIO RA5 |
| Chân 18 | RA4 — GPIO RA4 |
| Chân 19 | RA3 — GPIO RA3 / MCLR |
| Chân 20 | RA2 — GPIO RA2 / AN2 |
| Chân 21 | RA1 — GPIO RA1 / AN1 |
| Chân 22 | RA0 — GPIO RA0 / AN0 |
| Chân 23 | VDD — Positive supply |
| Chân 24 | VSS — Ground reference |
| Chân 25 | RD7 — GPIO RD7 |
| Chân 26 | RD6 — GPIO RD6 |
| Chân 27 | RD5 — GPIO RD5 / PWM |
| Chân 28 | RD4 — GPIO RD4 |
| Chân 29 | RD3 — GPIO RD3 |
| Chân 30 | RD2 — GPIO RD2 |
| Chân 31 | RD1 — GPIO RD1 |
| Chân 32 | RD0 — GPIO RD0 |
| Chân 33 | VSS — Ground reference |
| Chân 34 | VDD — Positive supply |
| Chân 35 | RE7 — GPIO RE7 |
| Chân 36 | RE6 — GPIO RE6 |
| Chân 37 | RE5 — GPIO RE5 |
| Chân 38 | RE4 — GPIO RE4 |
| Chân 39 | RE3 — GPIO RE3 |
| Chân 40 | RE2 — GPIO RE2 |
| Chân 41 | RE1 — GPIO RE1 |
| Chân 42 | RE0 — GPIO RE0 |
| Chân 43 | RF7 — GPIO RF7 |
| Chân 44 | RF6 — GPIO RF6 |
| Chân 45 | RF5 — GPIO RF5 |
| Chân 46 | RF4 — GPIO RF4 |
| Chân 47 | RF3 — GPIO RF3 |
| Chân 48 | RF2 — GPIO RF2 |
| Chân 49 | RF1 — GPIO RF1 |
| Chân 50 | RF0 — GPIO RF0 |
| Chân 51 | VSS — Ground reference |
| Chân 52 | VDD — Positive supply |
| Chân 53 | RG7 — GPIO RG7 |
| Chân 54 | RG6 — GPIO RG6 |
| Chân 55 | RG5 — GPIO RG5 |
| Chân 56 | RG4 — GPIO RG4 |
| Chân 57 | RG3 — GPIO RG3 |
| Chân 58 | RG2 — GPIO RG2 |
| Chân 59 | RG1 — GPIO RG1 |
| Chân 60 | RG0 — GPIO RG0 |
| Chân 61 | VSS — Ground reference |
| Chân 62 | RB3 — GPIO RB3 |
| Chân 63 | RB2 — GPIO RB2 |
| Chân 64 | RB1 — GPIO RB1 |
| Chân EP | EP — Exposed thermal pad - connect to ground |
Ứng dụng tiêu biểu
PIC16LF1527-I/MR phù hợp cho 6 Áp dụngs: Battery-Powered IoT Sensor Nodes, Industrial Sensor and Control Modules, Home Automation Controllers, Portable Medical Monitoring Devices, Consumer Electronics Remote Controls, LED Lighting and Signage Controllers.
Battery-Powered IoT Sensor Nodes
The PIC16LF1527-I/MR is ideal for battery-powered IoT sensor nodes because its nanoWatt XLP technology delivers sub-microamp sleep current and its 2.5-3.6V operating range matches a single Li-ion cell or 2x AA battery stack. The 28KB Flash supports sensor fusion, BLE stack fragments, and OTA update bootloaders; 768B RAM handles local data buffering before transmission. Unlike higher-end Cortex-M0+ MCUs, the PIC16LF1527 reduces active current to ~30 uA/MHz at 3.3V, extending battery life to multi-year levels for periodic sensor sampling applications.
Được đề xuất
Industrial Sensor and Control Modules
For industrial sensor and control modules, the PIC16LF1527-I/MR provides 18 GPIO pins supporting multiple ADC channels, PWM outputs for actuator control, and serial interfaces for sensor communication. Its -40C to +85C industrial temperature range and 2.5-3.6V supply tolerance handle factory floor environments with regulated 3.3V rails. The 20MHz core enables 5 MIPS throughput sufficient for PID control loops at sub-millisecond update rates, while the 64-VQFN package integrates with small-footprint PLC modules and process instrumentation requiring long-term supply availability.
Được đề xuất
Home Automation Controllers
Home automation controllers benefit from the PIC16LF1527-I/MR's combination of low power consumption, sufficient Flash for Zigbee/WiFi co-processor command sets, and PWM outputs for LED dimming or motor speed control. The 28KB Flash accommodates custom protocol stacks for proprietary RF transceivers; 768B RAM buffers communication frames. With 18 I/O pins, the MCU directly drives relay outputs, button inputs, status LEDs, and UART/SPI communication to radio modules, while nanoWatt sleep modes maintain standby power below 100 uA for always-on wall-powered controllers.
Được đề xuất
Portable Medical Monitoring Devices
Portable medical monitoring devices rely on the PIC16LF1527-I/MR's deterministic 8-bit processing for sampling pulse oximeters, blood pressure monitors, and glucose meters. The 20MHz core delivers deterministic instruction timing critical for medical sensor timing protocols, while the 28KB Flash stores calibration tables and signal processing algorithms. The 64-VQFN package enables compact wearable form factors, and the 2.5-3.6V supply range supports rechargeable Li-ion battery power with appropriate fuel gauge integration.
Được đề xuất
Consumer Electronics Remote Controls
The PIC16LF1527-I/MR suits consumer remote controls where battery life dominates design priorities. Its nanoWatt XLP technology achieves sleep currents below 1 uA, allowing coin-cell-powered remotes to last multiple years. The 28KB Flash supports IR protocol libraries (RC5, NEC, SIRC), BLE command sets, and custom button debounce logic. With PWM outputs and 18 GPIO pins, the MCU directly drives IR LEDs, status indicators, and matrix keypads while communicating via UART to optional RF transceivers for smart TV integration.
Được đề xuất
LED Lighting and Signage Controllers
LED lighting and signage controllers use the PIC16LF1527-I/MR's PWM channels and GPIO density to drive multi-channel RGB or addressable LED strips. The 20MHz core generates flicker-free PWM at high refresh rates for architectural lighting and digital signage, while 18 GPIO pins drive multiple LED channels directly. Flash memory stores custom animation patterns and color profiles, and the 2.5-3.6V supply range matches typical LED driver rails. The compact 64-VQFN package enables integration into slim lighting fixtures.
Được đề xuất
Tóm tắt các sản phẩm được đề xuất
Dữ liệu tham khảo kỹ thuật cho PIC16LF1527-I/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 | PIC16LF1527T-I/MR | PIC16LF1527-E/MR | PIC16LF1526T-I/MR | PIC16LF1526-I/MR |
|---|---|---|---|---|---|
| Package | 64-VQFN (9x9) | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same | 64-VQFN (9x9) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 28 KB | 28 KB | 28 KB | 16 KB (-43%) | 16 KB (-43%) |
| RAM Size | 768 B | 768 B | 768 B | 768 B | 768 B |
| Clock Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| Operating Voltage | 2.5V to 3.6V | 2.5V to 3.6V | 2.5V to 3.6V | 2.5V to 3.6V | 2.5V to 3.6V |
| Temperature Range | -40C to +85C | -40C to +85C | -40C to +125C | -40C to +85C | -40C to +85C |
| I/O Ports | 18 GPIO | 18 GPIO | 18 GPIO | 18 GPIO | 18 GPIO |
Bảo phân biệt quan trọng
- Largest Flash in PIC16LF1526/LF1527 family at 64-VQFN (vsPIC16LF1526-I/MR)
- Industrial temperature grade for -40C to +85C operation (vsPIC16LF1527T-I/MR)
- XLP nanoWatt technology for sub-microamp sleep current (vsPIC16F1527-I/MR)
Ghi chú thiết kế
The 64-VQFN package has an exposed thermal pad (EP) on the underside that MUST be soldered to a continuous ground plane for proper thermal dissipation and mechanical reliability. Use an array of thermal vias (8-12 vias, 0.3mm drill, 0.5mm pitch) under the EP to transfer heat to inner ground planes. Failing to solder the EP results in junction-to-air thermal resistance exceeding datasheet limits and possible delamination during thermal cycling.
Place 100nF decoupling capacitors as close as possible to each VDD pin pair (this device has multiple VDD/VSS pins: 13/14, 23/24, 33/34, 51/52, 61). Use wide, short traces (avoid 0.1mm traces for power) to minimize voltage droop during clock transitions. For nanoWatt XLP sleep currents below 1 uA, ensure all unused I/O pins are configured as outputs driving low (not high-impedance inputs) to prevent floating-pin leakage currents.
Do not exceed the absolute maximum VDD of 4.0V (per datasheet); use a supervisor IC or voltage regulator to prevent over-voltage during battery insertion or hot-plug events. The ICSP programming pins (RB6/RB7) must be accessible in-circuit for field firmware updates - do not route them to inaccessible pads. Configure the CONFIG register's watchdog timer during programming to enable automatic system reset on firmware hang, especially for safety-critical applications.
Thông tin tuân thủ
RoHS and REACH compliant per Microchip product page. Standard industrial I-temp grade; AEC-Q100 qualification not applicable for this part number - select PIC16F1527-I/MR automotive variant for AEC-Q100 qualified parts. Lead-free packaging confirmed.
