PIC16LF1527-I/MR - 28KB Flash 8-bit MCU 20MHz 64-VQFN | Microchip
MPN： PIC16LF1527-I/MR ✓ 啟用中PIC16LF1527-I/MR 概覽
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.
直接替換替代品，適用於 PIC16LF1527-I/MR — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC16LF1527-I/MR （相同外形與佔位） — 差異在於 Package, Core Architecture, Operating Temperature, Program Memory (Flash), Supply Voltage (VDD).
PIC16LF1527T-I/MR
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF1527-E/MR
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF1526T-I/MR
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF1526-I/MR
✅ 直接替換📋 參考替代品（不在目錄中）
PIC16LF1527-E/PT
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF1527-I/MR 最大額定值與電氣特性
| 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 |
| 供應電壓 | 2.5 V to 3.6 V |
| 工作溫度 | -40 C to +85 C |
| I/O Ports | 18 |
| 封裝 | 64-VQFN (9x9 mm) with Exposed Pad |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | Compliant |
| ROM Type | Flash |
| 生命週期狀態 | Active |
PIC16LF1527-I/MR 腳位配置
| 腳位 1 | RB7 — GPIO RB7 / ICSPDAT |
| 腳位 2 | RB6 — GPIO RB6 / ICSPCLK |
| 腳位 3 | RB5 — GPIO RB5 |
| 腳位 4 | RB4 — GPIO RB4 |
| 腳位 5 | RC7 — GPIO RC7 / RX |
| 腳位 6 | RC6 — GPIO RC6 / TX |
| 腳位 7 | RC5 — GPIO RC5 |
| 腳位 8 | RC4 — GPIO RC4 |
| 腳位 9 | RC3 — GPIO RC3 / SCL |
| 腳位 10 | RC2 — GPIO RC2 / SDA |
| 腳位 11 | RC1 — GPIO RC1 / CCP2 |
| 腳位 12 | RC0 — GPIO RC0 |
| 腳位 13 | VDD — Positive supply |
| 腳位 14 | VSS — Ground reference |
| 腳位 15 | RA7 — GPIO RA7 / OSCO |
| 腳位 16 | RA6 — GPIO RA6 / OSCI |
| 腳位 17 | RA5 — GPIO RA5 |
| 腳位 18 | RA4 — GPIO RA4 |
| 腳位 19 | RA3 — GPIO RA3 / MCLR |
| 腳位 20 | RA2 — GPIO RA2 / AN2 |
| 腳位 21 | RA1 — GPIO RA1 / AN1 |
| 腳位 22 | RA0 — GPIO RA0 / AN0 |
| 腳位 23 | VDD — Positive supply |
| 腳位 24 | VSS — Ground reference |
| 腳位 25 | RD7 — GPIO RD7 |
| 腳位 26 | RD6 — GPIO RD6 |
| 腳位 27 | RD5 — GPIO RD5 / PWM |
| 腳位 28 | RD4 — GPIO RD4 |
| 腳位 29 | RD3 — GPIO RD3 |
| 腳位 30 | RD2 — GPIO RD2 |
| 腳位 31 | RD1 — GPIO RD1 |
| 腳位 32 | RD0 — GPIO RD0 |
| 腳位 33 | VSS — Ground reference |
| 腳位 34 | VDD — Positive supply |
| 腳位 35 | RE7 — GPIO RE7 |
| 腳位 36 | RE6 — GPIO RE6 |
| 腳位 37 | RE5 — GPIO RE5 |
| 腳位 38 | RE4 — GPIO RE4 |
| 腳位 39 | RE3 — GPIO RE3 |
| 腳位 40 | RE2 — GPIO RE2 |
| 腳位 41 | RE1 — GPIO RE1 |
| 腳位 42 | RE0 — GPIO RE0 |
| 腳位 43 | RF7 — GPIO RF7 |
| 腳位 44 | RF6 — GPIO RF6 |
| 腳位 45 | RF5 — GPIO RF5 |
| 腳位 46 | RF4 — GPIO RF4 |
| 腳位 47 | RF3 — GPIO RF3 |
| 腳位 48 | RF2 — GPIO RF2 |
| 腳位 49 | RF1 — GPIO RF1 |
| 腳位 50 | RF0 — GPIO RF0 |
| 腳位 51 | VSS — Ground reference |
| 腳位 52 | VDD — Positive supply |
| 腳位 53 | RG7 — GPIO RG7 |
| 腳位 54 | RG6 — GPIO RG6 |
| 腳位 55 | RG5 — GPIO RG5 |
| 腳位 56 | RG4 — GPIO RG4 |
| 腳位 57 | RG3 — GPIO RG3 |
| 腳位 58 | RG2 — GPIO RG2 |
| 腳位 59 | RG1 — GPIO RG1 |
| 腳位 60 | RG0 — GPIO RG0 |
| 腳位 61 | VSS — Ground reference |
| 腳位 62 | RB3 — GPIO RB3 |
| 腳位 63 | RB2 — GPIO RB2 |
| 腳位 64 | RB1 — GPIO RB1 |
| 腳位 EP | EP — Exposed thermal pad - connect to ground |
典型應用
PIC16LF1527-I/MR 適用於 6 應用s: 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.
推薦
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.
推薦
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.
推薦
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.
推薦
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.
推薦
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.
推薦
推薦產品摘要
工程參考資料，適用於 PIC16LF1527-I/MR — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | 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 |
主要差異化特點
- Largest Flash in PIC16LF1526/LF1527 family at 64-VQFN (對比PIC16LF1526-I/MR)
- Industrial temperature grade for -40C to +85C operation (對比PIC16LF1527T-I/MR)
- XLP nanoWatt technology for sub-microamp sleep current (對比PIC16F1527-I/MR)
設計說明
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.
合規資訊
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.
