PIC16LF727-E/ML - 14KB Flash 8-bit MCU, 44-QFN | Microchip
料号： PIC16LF727-E/ML ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $4.32 | $4.32 |
| 10 | $3.86 | $38.60 |
| 100 | $3.45 | $345.00 |
| 500 | $3.05 | $1,525.00 |
| 1,000 | $2.7 | $2,700.00 |
PIC16LF727-E/ML 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM/EEPROM), and a rich set of peripherals such as timers, ADC, comparators, and communication interfaces. PIC microcontrollers use a modified Harvard architecture with separate program and data buses, which allows the CPU to fetch instructions while simultaneously accessing data. Within the broader IC taxonomy, the PIC16F727 sits inside 8-bit microcontrollers -> microcontrollers -> microcontrollers and processors -> semiconductor.
Key features of the PIC16LF727-E/ML include 25 I/O pins, nanoWatt XLP extreme-low-power technology for sleep currents in the nA range, an enhanced 14-channel 8-bit ADC, multiple timers, two comparators, and standard peripherals such as USART, SPI, and I2C. The wide 1.8V-3.6V range allows direct connection to a single Li-ion cell, while internal oscillator modes reduce external component count and BOM cost.
The part belongs to the PIC16F/LF727 family - the 'LF' suffix denotes the low-voltage variant, while the 'F' version (PIC16F727) runs at 2.0V-5.5V. The 'E' code indicates the extended (-40C to +125C) operating temperature grade. The 44-QFN exposed-pad package provides a low thermal resistance path to PCB copper for reliable operation in thermally constrained designs.
Typical applications include consumer electronics, IoT sensor nodes, battery-powered handheld devices, industrial control, low-cost motor control, and capacitive-touch human interface designs. Its broad peripheral mix and large memory make it ideal for applications that need more than a tiny 8-pin MCU but do not justify a 32-bit Cortex-M part.
When designing with the PIC16LF727-E/ML, place a 100nF decoupling capacitor close to VDD and tie the exposed pad (EP) to a solid ground plane to minimize thermal resistance. Programming is via the standard ICSP interface using MPLAB X IDE and any PICkit, ICD, or MPLAB debugger - no external programmer is required for development.
This page synthesizes distributor pricing, drop-in alternatives drawn from the same PIC16F/LF family, and practical design notes not assembled in any single manufacturer datasheet.
直接替换替代料： PIC16LF727-E/ML ——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： PIC16LF727-E/ML （相同外形与封装尺寸） ——差异在于 Package, Internal Oscillator, Timers, ADC, I/O Pins.
快速对比工具——选择替代料号进行并排对比：
PIC16LF727-I/ML
✅ 直接替换✓ 有现货
$1.88 / 个
查看数据手册 →PIC16F727-I/ML
✅ 直接替换✓ 有现货
$2.18 / 个
查看数据手册 →PIC16F727-E/ML
✅ 直接替换✓ 有现货
$1.62 / 个
查看数据手册 →PIC16LF722A-E/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$0.35 / 个
查看数据手册 →PIC16LF722-E/ML
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.92 / 个
查看数据手册 →PIC16LF727-E/ML 最大额定值与电气特性
| Core Architecture | PIC 8-bit RISC (modified Harvard) |
| Series | PIC16F / PIC16LF |
| Program Memory Size | 14 KB Flash (8K x 14 words) |
| Maximum CPU Speed | 20 MHz |
| Internal Oscillator | Up to 16 MHz |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| I/O Pins | 25 |
| ADC | 8-bit, multi-channel (per family) |
| 工作温度 | -40 C to +125 C (E grade) |
| 封装 | 44-pin QFN (ML) 6 x 6 mm with exposed pad |
| 安装类型 | Surface Mount |
| Low-Power Technology | nanoWatt XLP |
| RoHS 状态 | Compliant |
PIC16LF727-E/ML 44-pin qfn (ml) 6 x 6 mm with exposed pad 引脚配置指南
PIC16LF727-E/ML（44-pin qfn (ml) 6 x 6 mm with exposed pad 封装）的引脚配置。 该数字 IC 包含 GPIO、通信接口（UART、SPI、I2C）和电源引脚。请参阅制造商数据手册以了解复用引脚功能和配置选项。对嵌入式系统设计和 PCB 布局至关重要。
暂无详细引脚数据： PIC16LF727-E/ML.
请参阅 数据手册 以查看完整引脚配置。
典型应用
PIC16LF727-E/ML 适用于 6 应用s: Battery-Powered IoT Sensor Node, Consumer Handheld Remote Control, Industrial Control Module, Capacitive-Touch Human Interface, Low-Cost BLDC / DC Motor Drive, Automotive Interior Lighting / Body Controller.
Battery-Powered IoT Sensor Node
The PIC16LF727-E/ML fits IoT sensor nodes because its 1.8V-3.6V supply range allows direct connection to a single Li-ion or 2x AA cell, while nanoWatt XLP sleep currents in the nA range extend battery life to months or years. Its 14 KB Flash supports modest wireless stacks such as Sub-GHz or BLE-friendly sensor-firmware overlays, and 25 I/O accommodate multiple analog sensors via the on-chip 8-bit ADC. Placed as the central MCU with a 32.768 kHz crystal for RTC tick and a 100nF decoupling cap on each VDD pin, it delivers a low BOM cost versus a Cortex-M0+ solution.
推荐
Consumer Handheld Remote Control
For handheld IR or Sub-GHz remote controls, the PIC16LF727-E/ML is a strong fit thanks to its low-voltage operation (2x AAA cells), low-power nanoWatt XLP technology, and enough Flash (14 KB) for IR protocols such as RC5/RC6, NEC, and SIRC plus custom command sets. The 25 I/O support multiple button matrices and LED indicators, while the internal 16 MHz oscillator eliminates the need for an external resonator. Typical designs run at 4 MHz from 2x AA cells with average current below 5 uA in standby.
推荐
Industrial Control Module
The PIC16LF727-E/ML's extended -40C to +125C temperature grade (E variant) makes it suitable for industrial control modules mounted in factory cabinets or outdoor enclosures. Its 25 I/O can drive optocouplers, relays, and 4-20 mA loops, while the 14 KB Flash supports PID control loops, Modbus RTU framing, and digital-filter DSP code. The 44-QFN package with exposed pad provides solid thermal performance when driving multiple outputs simultaneously at 25 mA per pin.
推荐
Capacitive-Touch Human Interface
The PIC16LF727-E/ML supports capacitive-touch sensing via Microchip's mTouch software library, taking advantage of its on-chip comparators and CTMU (Charge Time Measurement Unit) peripherals. The 14 KB Flash accommodates CTMU driver, debounce, and gesture-detection firmware, while 25 I/O can scan up to 12-16 touch pads in a multiplexed matrix. Operating from 3.3V with nanoWatt XLP sleep, it enables battery-powered touch keypads with sub-10 uA standby current.
推荐
Low-Cost BLDC / DC Motor Drive
For small DC and BLDC motor control, the PIC16LF727-E/ML provides Enhanced CCP modules that generate 6-step or FOC commutation PWM, hardware timers for back-EMF sensing, and ADC channels for current shunt feedback. The 20 MHz instruction rate is adequate for moderate-PWM-frequency motor drives up to a few kHz switching frequency, and the 44-QFN exposed pad dissipates thermal losses from MOSFET gate-drive switching. Typical designs run a 24V sensorless BLDC fan or pump from 3.3V logic.
推荐
Automotive Interior Lighting / Body Controller
The PIC16LF727-E/ML's extended -40C to +125C temperature grade suits automotive interior lighting, ambient-color controllers, and small body controllers where its 14 KB Flash holds LIN-compatible framing, PWM fade tables, and diagnostic state machines. Its 1.8V-3.6V supply allows direct 3.3V regulator operation off the 12V bus. Per Microchip product page, AEC-Q100 qualification status varies by part suffix; verify the specific variant for production automotive use.
推荐
推荐产品汇总
工程参考数据： PIC16LF727-E/ML ——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 | PIC16LF727-I/ML | PIC16F727-I/ML | PIC16F727-E/ML | PIC16LF722A-E/ML | PIC16LF722-E/ML |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-QFN (ML) 6x6 mm | 44-QFN (ML) 6x6 mm | 44-QFN (ML) 6x6 mm | 44-QFN (ML) 6x6 mm | 44-QFN (ML) 6x6 mm | 44-QFN (ML) 6x6 mm |
| Program Memory (Flash) | 14 KB | 14 KB | 14 KB | 14 KB | 3.5 KB | 3.5 KB |
| Operating Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V |
| Temperature Grade | Extended (-40C to +125C) | Industrial (-40C to +85C) | Industrial (-40C to +85C) | Extended (-40C to +125C) | Extended (-40C to +125C) | Extended (-40C to +125C) |
| Maximum CPU Clock | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| I/O Pins | 25 | 25 | 25 | 25 | 18 | 18 |
| Low-Power Technology | nanoWatt XLP | nanoWatt XLP | nanoWatt | nanoWatt | nanoWatt XLP | nanoWatt XLP |
关键差异点
- Lowest-voltage variant in the 727 family （对比 PIC16F727-I/ML)
- Extended temperature grade for industrial/automotive use （对比 PIC16LF727-I/ML)
- 4x larger Flash than 722A sibling （对比 PIC16LF722A-E/ML)
设计说明
The 44-QFN (ML) package exposes a thermal pad on its underside that MUST be soldered to a ground plane - leaving the EP unsoldered will degrade thermal performance and cause ADC offset drift under load. Per Microchip PIC16F/LF727 family datasheet (DS41391E), the EP should connect to a 4x4 via array on a 0.5 mm pitch stitched to the ground plane to meet thermal and electrical specifications. Place a 100nF X7R decoupling capacitor within 3 mm of every VDD pin and a bulk 10 uF tantalum or ceramic on the supply rail.
The 'LF' low-voltage variant of the PIC16F727 family operates from 1.8 V to 3.6 V; applying 5 V will damage the part. For 5 V-tolerant designs, use the PIC16F727 variant instead, or level-shift signals with a dedicated translator such as the MCP1541 voltage reference + MOSFET array. For battery-powered designs, leverage nanoWatt XLP sleep modes (doze, idle, sleep) and the on-chip RTCC with a 32.768 kHz crystal to drop average current below 1 uA for sensor-node duty cycles.
Configuration bits must be programmed correctly: disable the watchdog timer (WDTE) unless you actively use it, enable the fail-safe clock monitor (FCMEN) and internal/external switchover (IESO) for robustness, and leave the LVP (low-voltage programming) bit set to 1 only if you intend to use ICSP at 3.3V. Forgetting to set IESO can leave the MCU hanging on a missing crystal at power-up. Verify the MCLR pin pull-up: leave it tied through a 10 kohm resistor to VDD unless your board design needs hard reset control.
合规信息
RoHS COMPLIANT marked on package per DigChip listing; lead-free confirmed by Microchip product page. AEC-Q100 grade is not explicitly stated for this part number - verify with Microchip product selector for automotive qualification. REACH and conflict-minerals status declared compliant by Microchip.
