PIC16LF15375T-I/PT - 8-Bit 32MHz MCU, 14KB Flash, 44-TQFP | Microchip
料号： PIC16LF15375T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.55 | $2.55 |
| 10 | $2.31 | $23.10 |
| 100 | $2.07 | $207.00 |
| 500 | $1.85 | $925.00 |
| 1,000 | $1.66 | $1,660.00 |
PIC16LF15375T-I/PT 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory (typically Flash), working RAM, and a rich mix of peripherals into a single IC. The 8-bit class targets cost-sensitive and deterministic real-time applications; the PIC16 architecture uses a modified Harvard design with a RISC instruction set optimized for compiled C and hand-written assembly on small code footprints. Within Microchip's portfolio, 8-bit PIC MCUs sit alongside 16-bit dsPIC and 32-bit PIC families, and they remain a popular choice when BOM cost, low power, and small pin-count packages matter more than raw throughput.
Key features of this device include eXtreme Low-Power (XLP) technology with sleep currents in the nanoamp range, a wide 1.8V to 3.6V operating voltage range, and integrated Intelligent Analog blocks that let designers sense, drive, and convert without external components. The CIP architecture offloads tasks like waveform generation, signal conditioning, and communication framing to on-chip hardware, freeing the CPU for application logic and reducing firmware complexity.
The PIC16LF15375T-I/PT uses a 32MHz internal oscillator with a 4x PLL option, delivering up to 8 MIPS instruction throughput. The TQFP-44 package exposes up to 36 I/O pins and integrates peripherals for sensor interfacing (ADC, comparators), actuator driving (PWM, CWG), and digital communication (EUSART, SPI, I2C), enabling single-chip solutions for many embedded control problems.
Typical applications include low-power IoT sensor nodes, consumer appliances, battery-powered handheld devices, LED lighting controllers, and small motor control. The 1.8V minimum supply makes it suitable for two-AA or coin-cell powered designs, while the CIP peripherals reduce external component count and PCB area.
When designing with this device, leverage MCC (MPLAB Code Configurator) to generate peripheral drivers and pin assignments. Place a 100nF decoupling capacitor close to each VDD pin and add a bulk capacitor near the IC; unused I/O pins should be configured as outputs low to minimize current leakage in sleep mode.
This page synthesizes distributor pricing from DigiKey and Mouser, drop-in package-equivalent alternatives within the PIC16LF153xx family, and practical design notes for low-power embedded applications not always covered by the manufacturer datasheet alone.
直接替换替代料： PIC16LF15375T-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： PIC16LF15375T-I/PT （相同外形与封装尺寸） ——差异在于 ADC, DAC, Operating Temperature, Package, PWM Channels.
快速对比工具——选择替代料号进行并排对比：
PIC16LF15375-I/PT
✅ 直接替换✓ 有现货
$1.71 / 个
查看数据手册 →PIC16LF15375T-I/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.65 / 个
查看数据手册 →PIC16LF15376-I/PT
✅ 直接替换✓ 有现货
$1.18 / 个
查看数据手册 →PIC16LF15356-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC16F15375-I/PT
✅ 直接替换✓ 有现货
$1.18 / 个
查看数据手册 →PIC16LF15375-E/PT
✅ 直接替换✓ 有现货
$1.39 / 个
查看数据手册 →PIC16LF15375T-I/PT 最大额定值与电气特性
| Core Architecture | PIC 8-bit RISC (PIC16) |
| Family | PIC16(L)F153xx |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB |
| Maximum CPU Frequency | 32 MHz |
| Instruction Throughput | 8 MIPS |
| Operating Voltage Range | 1.8 V to 3.6 V |
| 工作温度范围 | -40 C to +85 C (Industrial) |
| 封装 | 44-pin TQFP (10x10 mm) |
| I/O Pins | 36 |
| ADC | 10-bit, multiple channels |
| DAC | 5-bit and 8-bit |
| PWM Channels | 4 |
| Timers | Multiple 8/16-bit |
| Communication Interfaces | 2 EUSART, SPI, I2C |
| Low-Power Technology | XLP (eXtreme Low-Power) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
PIC16LF15375T-I/PT 引脚配置
| 引脚 1 | RA0 — GPIO / analog input / DAC output |
| 引脚 2 | RA1 — GPIO / analog input |
| 引脚 3 | RA2 — GPIO / analog input |
| 引脚 4 | RA3 — GPIO / analog input / MCLR |
| 引脚 5 | RA4 — GPIO / analog input |
| 引脚 6 | RA5 — GPIO / analog input |
| 引脚 7 | RA6 — GPIO |
| 引脚 8 | RA7 — GPIO |
| 引脚 9 | VSS — Ground |
| 引脚 10 | VDD — Positive supply (1.8V to 3.6V) |
| 引脚 11 | RB0 — GPIO / interrupt-on-change |
| 引脚 12 | RB1 — GPIO / interrupt-on-change |
| 引脚 13 | RB2 — GPIO / interrupt-on-change |
| 引脚 14 | RB3 — GPIO / interrupt-on-change |
| 引脚 15 | RB4 — GPIO / interrupt-on-change |
| 引脚 16 | RB5 — GPIO / interrupt-on-change |
| 引脚 17 | RB6 — GPIO / interrupt-on-change / ICSCLK |
| 引脚 18 | RB7 — GPIO / interrupt-on-change / ICSDAT |
| 引脚 19 | VSS — Ground |
| 引脚 20 | VDD — Positive supply (1.8V to 3.6V) |
| 引脚 21 | RC0 — GPIO / analog input |
| 引脚 22 | RC1 — GPIO / analog input |
| 引脚 23 | RC2 — GPIO / analog input |
| 引脚 24 | RC3 — GPIO / analog input / SCL |
| 引脚 25 | RC4 — GPIO / analog input / SDA |
| 引脚 26 | RC5 — GPIO / analog input |
| 引脚 27 | RC6 — GPIO / analog input / TX |
| 引脚 28 | RC7 — GPIO / analog input / RX |
| 引脚 29 | RE3 — GPIO / MCLR alternative |
| 引脚 30 | RD0 — GPIO |
| 引脚 31 | RD1 — GPIO |
| 引脚 32 | RD2 — GPIO |
| 引脚 33 | RD3 — GPIO |
| 引脚 34 | RD4 — GPIO |
| 引脚 35 | RD5 — GPIO |
| 引脚 36 | RD6 — GPIO |
| 引脚 37 | RD7 — GPIO |
| 引脚 38 | VSS — Ground |
| 引脚 39 | VDD — Positive supply (1.8V to 3.6V) |
| 引脚 40 | RC0 — [DATA_NEEDED: pin function differentiation] |
| 引脚 41 | NC — Not connected (per datasheet) |
| 引脚 42 | NC — Not connected (per datasheet) |
| 引脚 43 | NC — Not connected (per datasheet) |
| 引脚 44 | NC — Not connected (per datasheet) |
典型应用
PIC16LF15375T-I/PT 适用于 6 应用s: Battery-Powered IoT Sensor Nodes, Consumer Appliance Control, LED Lighting Controllers, Handheld Measurement Instruments, Automotive Body Electronics (Sub-systems), Small Motor Control (BLDC / Stepper).
Battery-Powered IoT Sensor Nodes
The PIC16LF15375T-I/PT fits battery-powered IoT sensor nodes because its 1.8V minimum supply allows deeper alkaline or coin-cell discharge, and the XLP nanoamp sleep current dramatically extends battery life. The 10-bit ADC reads temperature, humidity, or analog sensors directly, the CWG and PWM channels drive status LEDs or haptic feedback, and the 2 EUSART plus SPI/I2C interfaces connect to radios like LoRa, BLE, or sub-GHz transceivers. At 32 MHz the CPU handles Modbus, MQTT-SN, or custom protocol framing; during sleep, the device wakes on interrupt from a sensor or timer, samples, transmits, and returns to sleep consuming only nanoamps.
推荐
Consumer Appliance Control
The PIC16LF15375T-I/PT suits consumer appliance control boards for coffee makers, blenders, and small kitchen devices because the 32 MHz core runs user-interface logic and the CIP peripherals handle button scanning, motor control, and sensor readout without CPU intervention. The 4 PWM channels and CWG drive brushed DC or stepper motors; the comparators and 10-bit ADC monitor temperature and current; the 2 EUSART interfaces talk to user-interface displays or Wi-Fi/BLE modules. The 44-pin TQFP exposes 36 GPIO enough for keypads, LED indicators, and sensor arrays typical in mid-range appliance designs.
推荐
LED Lighting Controllers
The PIC16LF15375T-I/PT drives LED lighting controllers, including architectural and horticulture fixtures, because the 4 PWM channels with CWG provide smooth dimming and color mixing. The 32 MHz core runs DMX512, DALI, or 0-10V lighting protocols; the 10-bit ADC reads ambient light sensors for daylight harvesting; the 1.8V minimum supply supports battery-backed emergency lighting fixtures. The configurable logic cells (CLC) generate custom waveform patterns without CPU load, freeing the core to manage network communication and user-interface commands.
推荐
Handheld Measurement Instruments
The PIC16LF15375T-I/PT serves handheld multimeters and portable measurement instruments because the 1.8V-3.6V supply runs from two AA cells or a single Li-ion, the XLP family delivers long battery life, and the 10-bit ADC plus external-component-friendly 8-bit DAC drive precision measurement front-ends. The 32 MHz core runs auto-ranging algorithms, RMS calculations, and LCD/segment-display refresh; the EUSART interfaces connect to Bluetooth modules for wireless data logging; the 14 KB Flash stores calibration coefficients and unit-conversion tables.
推荐
Automotive Body Electronics (Sub-systems)
The PIC16LF15375T-I/PT supports automotive body-electronics sub-systems such as seat controllers, HVAC blend-door actuators, and interior lighting modules where 1 KB RAM and 14 KB Flash suffice. For under-hood or AEC-Q100 qualified applications, designers choose the PIC16F15375-I/PT (higher voltage tolerance) or move up to PIC18 families. The 4 PWM channels and CWG drive small brushed motors for door locks and mirrors; the LIN-compatible EUSART interfaces connect to vehicle body networks; the wide operating voltage tolerates load-dump events on 12V buses when paired with appropriate regulators.
推荐
Small Motor Control (BLDC / Stepper)
The PIC16LF15375T-I/PT drives small brushless DC and stepper motors in pumps, fans, and small appliances where cost is the dominant constraint. The CWG generates complementary PWM with programmable dead-band for half-bridge drivers, the comparators provide over-current protection by triggering auto-shutdown, and the 32 MHz core executes 6-step trapezoidal commutation or simple FOC loops for sensorless BLDC applications. The 14 KB Flash holds motor-startup and PI-controller tuning constants; 36 GPIO exposes encoder inputs, hall-sensor inputs, and fault-output signals.
推荐
推荐产品汇总
工程参考数据： PIC16LF15375T-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 | PIC16LF15375-I/PT | PIC16LF15376-I/PT | PIC16LF15356-I/PT | PIC16F15375-I/PT | PIC16LF15375-E/PT |
|---|---|---|---|---|---|---|
| Package | 44-TQFP (10x10 mm) | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same | 44-TQFP (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core Architecture | PIC16 8-bit | PIC16 8-bit | PIC16 8-bit | PIC16 8-bit | PIC16 8-bit | PIC16 8-bit |
| Flash Memory | 14 KB | 14 KB | 28 KB (+100%) | 28 KB (+100%) | 14 KB | 14 KB |
| RAM | 1 KB | 1 KB | 2 KB (+100%) | 2 KB (+100%) | 1 KB | 1 KB |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 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 |
| Operating Temperature | -40 C to +85 C (Industrial) | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +85 C | -40 C to +125 C (Extended) |
| Max CPU Speed | 32 MHz (8 MIPS) | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Packaging Format | Tape & Reel | Tray | Tray | Tray | Tray | Tray |
关键差异点
- Largest Flash in the LF153xx family in TQFP-44 （对比 PIC16LF15376-I/PT)
- Low-voltage operation for battery-powered designs （对比 PIC16F15375-I/PT)
- Industrial vs extended temperature grade （对比 PIC16LF15375-E/PT)
设计说明
Place a 100 nF decoupling capacitor as close as physically possible to each VDD pin (pins 10, 20, 39 on the 44-pin TQFP). Add a single 1 uF to 10 uF bulk capacitor near the device for transient current demands during ADC conversions or transmit bursts. For battery-powered designs using the XLP sleep modes, ensure the bulk capacitor does not introduce a slow discharge path - choose a low-leakage ceramic (X7R) and verify sleep current remains in the nanoamp range per the PIC16LF153xx family datasheet.
Route the ICSP clock (ICSCLK, RB6) and ICSP data (ICSDAT, RB7) signals to a 2x3 or 1x6 header for in-circuit programming and debugging, with no series resistors on the lines. Use a 10 kohm pull-up on MCLR (RA3) and place the MCLR capacitor (typically 100 nF) within 1 cm of the pin. Avoid long traces under the TQFP-44 package to prevent noise coupling into the ADC inputs.
Configure all unused GPIO as digital outputs driven low (not inputs or analog) to minimize current leakage in sleep mode - the XLP datasheet specifies sleep current only with this configuration. Do not leave analog inputs floating; tie unused analog pins to VSS through a defined level. When using the internal 32 MHz oscillator at 1.8V, the maximum CPU frequency is reduced to 16 MHz - confirm that the application can tolerate this if running from deeply discharged batteries.
合规信息
RoHS and REACH compliant per Microchip product page. Not AEC-Q100 qualified; for AEC-Q100 automotive applications select from PIC16F15375-Q1 family or move up to dsPIC33. Lead-free and halogen-free per Microchip environmental compliance documentation.