PIC16LF15386-E/PT - 8-Bit 32MHz 28KB Flash XLP MCU | Microchip
MPN： PIC16LF15386-E/PT ✓ 啟用中PIC16LF15386-E/PT 概覽
What is a microcontroller? A microcontroller (MCU) is a single-chip computer containing a CPU core, non-volatile program memory (Flash), volatile data memory (RAM), and integrated peripherals such as ADCs, timers, and communication interfaces. The PIC16F family uses a modified Harvard RISC architecture with separate code and data buses, optimized for deterministic real-time response. Low-power variants in the LF family target battery-powered and energy-harvesting applications through nanoWatt XLP technology, offering sleep currents as low as 30 nA typical.
Key differentiators of the PIC16LF15386 include Core Independent Peripherals (CIPs) that offload repetitive tasks from the CPU, integrated PWM with complementary output capability via the CWG (useful for half-bridge driver control), and on-chip 5-bit/10-bit signal conditioning. The 44 I/O count in a 48-pin TQFP strikes a balance between compact SMD area and high peripheral pin count. With 28KB Flash and 2KB RAM, the part targets mid-complexity applications such as sensor hubs, white goods control, and small automation nodes. Operating junction range is -40C to +125C (E suffix).
Typical applications include IoT sensor nodes, battery-powered remote controls, compact motor control loops using the CWG, LED lighting controllers using the 4 PWMs, and industrial sensor interfaces with the 10-bit ADC. The wide I/O count also supports user interfaces with multiple buttons or LED arrays. For procurement, key selection criteria vs same-family variants include Flash size (28KB), RAM (2KB), and package pin count (44 I/O in 48-TQFP).
When designing with this MCU, ensure decoupling follows the Microchip recommended layout (100 nF + 1 uF close to VDD), the ICSP/ICD pins are reserved for in-circuit programming, and the MCLR line is pulled up through a 10 kOhm resistor. For low-power use, leverage the nanoWatt XLP sleep modes and verify the WDT configuration in the configuration word to avoid unintended resets.
This page synthesizes distributor pricing for PIC16LF15386-E/PT alongside a parameter-by-parameter comparison with same-family PIC16LF153xx variants and drop-in compatible Microchip alternatives, plus practical design notes not found in the standard datasheet. Prices below are sourced from DigiKey, Mouser and LCSC as of 2026-09-23.
直接替換替代品，適用於 PIC16LF15386-E/PT — 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： PIC16LF15386-E/PT （相同外形與佔位） — 差異在於 ADC, PWM Channels, Package, Program Memory (Flash), Core Architecture.
PIC16LF15385-E/PT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC16F15386-E/PT
✅ 直接替換📋 參考替代品（不在目錄中）
PIC16LF15386-I/PT
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF15376-E/PT
✅ 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 →PIC16LF15386-E/PT 最大額定值與電氣特性
| Core Architecture | 8-bit PIC enhanced mid-range |
| Family | PIC16(L)F153xx |
| Program Memory (Flash) | 28 KB (16K x 14) |
| RAM | 2 KB |
| EEPROM | 224 bytes |
| Maximum Clock Speed | 32 MHz |
| Operating Voltage (VDD) | 1.8 V to 3.6 V |
| Number of I/O Pins | 44 |
| ADC | 10-bit (per datasheet) |
| DAC | 5-bit |
| PWM Channels | 4 |
| Comparators | Yes |
| Configurable Logic Cells (CLC) | 4 |
| Complementary Waveform Generator (CWG) | Yes |
| EUSART | 2 |
| SPI | Yes |
| I2C | Yes |
| 封裝 | 48-TQFP (7x7 mm) |
| 工作溫度 | -40 C to +125 C (E suffix) |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | Compliant |
| Lead-Free / Halogen-Free | Lead-free (per Microchip product line) |
PIC16LF15386-E/PT 48-tqfp (7x7 mm) 腳位配置指南
PIC16LF15386-E/PT（48-tqfp (7x7 mm) 封裝）的腳位配置。 此數位 IC 包含 GPIO、通訊介面（UART、SPI、I2C）與電源腳位。替代腳位功能與配置選項請參閱製造商資料表。對嵌入式系統設計與 PCB 佈局至關重要。
無詳細腳位定義資料： PIC16LF15386-E/PT.
請參閱 資料表 以查看完整腳位配置。
典型應用
PIC16LF15386-E/PT 適用於 6 應用s: Battery-Powered IoT Sensor Node, Compact Motor Control with CWG, White-Goods Appliance Control, User Interface Keypad with LED Driving, LED Lighting and Driver Stage Control, Industrial Sensor Interface Hub.
Battery-Powered IoT Sensor Node
The PIC16LF15386-E/PT suits low-power IoT sensor hubs operating from coin-cell or 2xAA cells thanks to its 1.8 V to 3.6 V LF supply range and XLP nanoWatt sleep modes drawing typical 30 nA. The on-board 10-bit ADC reads analog sensor outputs, while the 2x EUSART and I2C channels connect to external radios (e.g., LoRa, BLE modules). Per Microchip datasheet 40001891D, the integrated Core Independent Peripherals (CLC, PWM, CWG) offload timing-sensitive tasks from the CPU, allowing the core to remain in deep sleep longer.
推薦
Compact Motor Control with CWG
For half-bridge and full-bridge driver control, the Complementary Waveform Generator (CWG) inside the PIC16LF15386-E/PT produces synchronized PWM pairs with built-in dead-band control, eliminating the need for an external gate-driver timer. Combined with the 32 MHz clock and 4 PWM channels, the MCU can drive small BLDC, stepper, or brushed-DC actuators used in appliances and small pumps. Per Microchip datasheet 40001891D, the CWG can be triggered from either the PWM or a CLC state, enabling hardware fault shutdown within microseconds.
推薦
White-Goods Appliance Control
The 44 I/O count on the PIC16LF15386-E/PT is unusually rich for a 48-TQFP part, supporting the keypad scan, seven-segment display, sensor matrix, and triac-control signals typical of washing-machine, oven, and refrigerator controllers. The LF voltage range aligns with 3.3 V-only subsystems and the on-chip 10-bit ADC monitors temperature or level sensors with zero external conditioning. Per Microchip datasheet 40001891D, the E temperature grade (-40 C to +125 C) easily covers appliance operating extremes.
推薦
User Interface Keypad with LED Driving
Driving a 4x4 matrix keypad and a bank of indicator LEDs requires a mix of interrupt-driven inputs and PWM-driven outputs, both of which the PIC16LF15386-E/PT handles in hardware. The 4 PWMs dim status LEDs with synchronized lighting effects, the CLCs debounce key presses without CPU wake-ups, and the EUSART attaches to a host controller for menu updates. Per Microchip datasheet 40001891D, the interrupt-on-change (IOC) module wakes the CPU only when an input actually changes, conserving battery power.
推薦
LED Lighting and Driver Stage Control
Architectural and industrial lighting uses the PIC16LF15386-E/PT for constant-current LED regulator control via its 4 PWM channels and on-chip 10-bit ADC for closed-loop current sensing. The CLCs combine PWM outputs and current-loop error signals to drive high-side FETs without software intervention, supporting analog-style dimming at microsecond resolution. Per Microchip datasheet 40001891D, the LF part can run directly from 3.3 V LDO rails fed by the AC-DC supply.
推薦
Industrial Sensor Interface Hub
Industrial nodes often aggregate multiple analog and digital sensors, and the PIC16LF15386-E/PT supports them with 44 I/O pins, the 10-bit ADC, a 5-bit DAC for setpoint generation, and dual EUSART channels for RS-485 link-up. The E temperature grade (-40 C to +125 C) simplifies end-equipment design because no thermal conditioning is required at the MCU. Per Microchip datasheet 40001891D, the CLCs implement protocol glue logic such as checksum generation and time-multiplexed signal combining without CPU intervention.
推薦
推薦產品摘要
工程參考資料，適用於 PIC16LF15386-E/PT — 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 | PIC16LF15385-E/PT | PIC16F15386-E/PT | PIC16LF15386-I/PT | PIC16LF15376-E/PT | PIC16LF1527-E/PT |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 48-TQFP (7x7) | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same | 48-TQFP (7x7) - same |
| Flash Memory | 28 KB | 14 KB | 28 KB | 28 KB | 28 KB | 28 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB | 2 KB |
| Operating Voltage (VDD) | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.3 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Maximum Clock Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 20 MHz |
| Number of I/O Pins | 44 | 44 | 44 | 44 | 44 | 36 |
| PWM Channels | 4 | 4 | 4 | 4 | 4 | 3 |
| Operating Temperature | -40 C to +125 C (E) | -40 C to +125 C (E) | -40 C to +125 C (E) | -40 C to +85 C (I) | -40 C to +125 C (E) | -40 C to +125 C (E) |
| CWG / CLC Peripherals | CWG + 4x CLC | CWG + 4x CLC | CWG + 4x CLC | CWG + 4x CLC | CWG + 4x CLC | CWG + limited CLC |
主要差異化特點
- Largest Flash in 48-TQFP PIC16LF153xx family (對比PIC16LF15385-E/PT)
- 1.8 V to 3.6 V LF supply (對比PIC16F15386-E/PT)
- Richest CLC count in the 48-TQFP PIC16LF15376 family (對比PIC16LF15376-E/PT)
設計說明
Place a 100 nF decoupling capacitor as close as possible to each VDD pin (pins 11 and 32 on the 48-TQFP), with a bulk 1 uF to 10 uF on the common VDD trace. The LF supply tolerates slow ramps, but for battery applications add a 10 kOhm pull-up on MCLR/RE3 to ensure a clean POR. Avoid placing the bulk capacitor on the opposite side of the package, which introduces inductance that reduces high-frequency noise rejection.
Do not leave ICSPCLK (RB6) and ICSPDAT (RB7) floating; if unused, drive them to VDD or GND so that stray noise cannot trip the in-circuit programming state. Watch the configuration-word WDT setting - the default can cause surprise resets after watchdog roll-over. Always consult the configuration-word settings in datasheet 40001891D section 28 before locking the device.
Use a continuous ground plane under the 48-TQFP and route HF signals on top layers only to minimize return-path inductance. Keep the analog AVREF/AVSS traces short and place the VREF capacitor next to its pin. For CWG-controlled motor designs, dedicate a top-layer copper pour to the gate-driver returns separated from the digital ground to avoid PWM-edge glitches on the ADC readings.
合規資訊
RoHS and REACH compliance inferred from Microchip PIC16F153xx product family compliance statements. Not AEC-Q100 qualified; for automotive, consult Microchip's automotive-grade (EP/PT industrial) lineup separately.
