PIC16LF727T-I/PT - 8-Bit 20MHz MCU, 14KB Flash, 44-TQFP | Microchip
料号： PIC16LF727T-I/PT ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.85 | $2.85 |
| 10 | $2.56 | $25.60 |
| 100 | $2.28 | $228.00 |
| 500 | $2.05 | $1,025.00 |
| 1,000 | $1.82 | $1,820.00 |
PIC16LF727T-I/PT 概述
What is an 8-bit microcontroller? An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data path, a CPU, program memory, RAM, and peripherals. MCUs sit in the embedded computing hierarchy above simple logic ICs and below 32-bit microprocessors, serving battery-powered and cost-sensitive devices where deterministic GPIO control, low standby current, and minimal BOM matter more than raw compute throughput.
Key features include 14KB Flash program memory, 368 bytes RAM, 256 bytes EEPROM, an internal oscillator, multiple PWM modules, ADC, comparators, and a broad set of serial interfaces (I²C, SPI, EUSART). The 'LF' prefix denotes the low-voltage / F-version silicon with nanoWatt XLP™ technology, enabling typical sleep currents below 1 µA for battery-operated endpoints.
Architecturally, the PIC16LF727 uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word, hardware multiplier, and an instruction pipeline that supports deterministic interrupt latency. The on-chip charge pump and low-power brown-out reset allow reliable operation across the full 1.8V-3.6V range, while the integrated ADC and comparators reduce external component count.
Typical applications include IoT sensor nodes, portable medical devices, remote controls, battery-powered HVAC controls, and small home appliances. For designs requiring extended temperature, the 'I' (industrial) grade supports -40°C to +85°C operation. Engineers seeking automotive AEC-Q100 qualification should instead choose the PIC16F version or the dedicated automotive PIC families.
When designing with this device, ensure your toolchain supports the PIC16F727 family (MPLAB X IDE + XC8 compiler). Pick decoupling capacitors within 5 mm of every VDD/VSS pair, and reserve the ICSP™/ICD pins (PGEC1/PGED1) for in-circuit programming and debugging.
This page synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
直接替换替代料： PIC16LF727T-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： PIC16LF727T-I/PT （相同外形与封装尺寸） ——差异在于 Core Architecture, Package, Internal Oscillator, Operating Temperature, Program Memory (Flash).
快速对比工具——选择替代料号进行并排对比：
PIC16LF727-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC16LF727-I/P
✅ 直接替换📋 参考替代料（不在目录中）
PIC16F727-I/PT
✅ 直接替换📋 参考替代料（不在目录中）
PIC16LF726T-I/PT
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
PIC16LF724-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$2.1 / 个
查看数据手册 →PIC16LF1937T-I/PT
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.84 / 个
查看数据手册 →PIC16LF727T-I/PT 最大额定值与电气特性
| Core Architecture | 8-bit PIC enhanced mid-range |
| Program Memory Type | Flash |
| Program Memory Size | 14 KB (8K x 14) |
| CPU Speed | 20 MHz |
| Supply Voltage Range | 1.8 V to 3.6 V |
| I/O Pins | 25 |
| 封装 | 44-pin TQFP (10x10 mm) |
| 安装类型 | Surface Mount |
| 工作温度范围 | -40°C to +85°C (Industrial) |
| Series | PIC® XLP™ 16F |
| RoHS 状态 | Compliant |
| Internal Oscillator | Yes |
PIC16LF727T-I/PT 引脚配置
| 引脚 1 | RB3 — Port B I/O pin 3 |
| 引脚 2 | RB4 — Port B I/O pin 4 |
| 引脚 3 | RB5 — Port B I/O pin 5 |
| 引脚 4 | RB6 — Port B I/O pin 6 / ICSP PGC |
| 引脚 5 | RB7 — Port B I/O pin 7 / ICSP PGD |
| 引脚 6 | VDD — Positive supply voltage |
| 引脚 7 | VSS — Ground |
| 引脚 8 | RC0 — Port C I/O pin 0 |
| 引脚 9 | RC1 — Port C I/O pin 1 |
| 引脚 10 | RC2 — Port C I/O pin 2 |
| 引脚 11 | RC3 — Port C I/O pin 3 |
| 引脚 12 | RC4 — Port C I/O pin 4 |
| 引脚 13 | RC5 — Port C I/O pin 5 |
| 引脚 14 | RC6 — Port C I/O pin 6 |
| 引脚 15 | RC7 — Port C I/O pin 7 |
| 引脚 16 | VSS — Ground |
| 引脚 17 | VDD — Positive supply voltage |
| 引脚 18 | RA0 — Port A I/O pin 0 |
| 引脚 19 | RA1 — Port A I/O pin 1 |
| 引脚 20 | RA2 — Port A I/O pin 2 |
| 引脚 21 | RA3 — Port A I/O pin 3 |
| 引脚 22 | RA4 — Port A I/O pin 4 |
| 引脚 23 | RA5 — Port A I/O pin 5 |
| 引脚 24 | RA6 — Port A I/O pin 6 |
| 引脚 25 | RA7 — Port A I/O pin 7 |
| 引脚 26 | VSS — Ground |
| 引脚 27 | VDD — Positive supply voltage |
| 引脚 28 | RB0 — Port B I/O pin 0 |
| 引脚 29 | RB1 — Port B I/O pin 1 |
| 引脚 30 | RB2 — Port B I/O pin 2 |
| 引脚 31 | RC0 — Port C I/O pin 0 (alt) |
| 引脚 32 | RC1 — Port C I/O pin 1 (alt) |
| 引脚 33 | RC2 — Port C I/O pin 2 (alt) |
| 引脚 34 | RC3 — Port C I/O pin 3 (alt) |
| 引脚 35 | RC4 — Port C I/O pin 4 (alt) |
| 引脚 36 | RC5 — Port C I/O pin 5 (alt) |
| 引脚 37 | RC6 — Port C I/O pin 6 (alt) |
| 引脚 38 | RC7 — Port C I/O pin 7 (alt) |
| 引脚 39 | VSS — Ground |
| 引脚 40 | VDD — Positive supply voltage |
| 引脚 41 | RD0 — Port D I/O pin 0 |
| 引脚 42 | RD1 — Port D I/O pin 1 |
| 引脚 43 | RE3 — Port E I/O pin 3 / MCLR |
| 引脚 44 | OSC1 — Oscillator input |
典型应用
PIC16LF727T-I/PT 适用于 7 应用s: IoT Sensor Nodes, Battery-Powered Medical Devices, Remote Controls and HIDs, Industrial Sensor Monitoring, Home Appliance Control, Portable Test and Measurement, Automotive Interior Accessories (Non-Safety).
IoT Sensor Nodes
The PIC16LF727T-I/PT is well suited for IoT sensor nodes due to its nanoWatt XLP™ technology, which delivers sleep currents below 1 µA, and its 1.8V-3.6V supply range that lets it run directly from a single CR2032 coin cell or 2xAAA battery pack. The 14KB Flash is ample for protocol stacks (Zigbee/Sigfox/LoRaWAN MAC), sensor drivers, and small RTOS kernels, while the 25 I/O pins handle multiple sensor interfaces. Compared with 32-bit MCUs, the PIC16LF727T-I/PT cuts BOM cost, simplifies firmware development with deterministic 8-bit core behavior, and extends battery life by 2-3x in duty-cycled sensor applications.
推荐
Battery-Powered Medical Devices
The PIC16LF727T-I/PT is an excellent choice for portable medical devices such as blood pressure monitors, glucose meters, and pulse oximeters. The 1.8V-3.6V operation and nanoWatt XLP™ technology deliver weeks-to-months of battery life on two AAA cells, and the 14KB Flash supports FDA Class I firmware with traceability logs. The 25 I/O pins allow simultaneous LCD drive, button input, and sensor I²C/SPI bus connections. The integrated ADC and comparators enable direct sensor signal conditioning without external op-amps, reducing both board space and BOM cost.
推荐
Remote Controls and HIDs
For remote controls, key fobs, and human interface devices (HIDs), the PIC16LF727T-I/PT provides the right balance of features and cost. The 20 MHz CPU supports real-time RF protocol encoding (OOK/FSK sub-GHz), while the 14KB Flash holds IR/RF protocol tables and user-configurable button mappings. The 25 I/O pins easily handle matrix keypads up to 5x5, LED indicators, and rotary encoders. NanoWatt XLP™ technology lets the device wake only on button press, yielding multi-year battery life on a single CR2032 cell.
推荐
Industrial Sensor Monitoring
The PIC16LF727T-I/PT is a strong fit for industrial sensor monitoring nodes where wide temperature tolerance (-40°C to +85°C), robust serial communications, and deterministic response time are critical. The 14KB Flash supports Modbus RTU or CANopen slave firmware, while the 25 I/O pins accommodate 4-20 mA analog inputs via the integrated ADC and digital sensors via I²C/SPI. Compared with discrete logic designs, this MCU simplifies EMC compliance and reduces PCB area, while nanoWatt XLP™ technology supports solar or energy-harvested power sources in remote installations.
推荐
Home Appliance Control
The PIC16LF727T-I/PT is widely used in home appliance control boards for washing machines, dishwashers, microwave ovens, and HVAC controls. The 14KB Flash supports state-machine-based appliance logic and diagnostic firmware, while the 25 I/O pins drive relays, triacs, and LED/LCD displays. The 20 MHz CPU executes motor control loops (for BLDC or universal motors) within tight timing budgets, and the integrated comparators and PWM modules eliminate the need for separate motor-control ICs. NanoWatt XLP™ standby modes keep standby power well below 0.5 W to meet energy efficiency regulations.
推荐
Portable Test and Measurement
The PIC16LF727T-I/PT suits portable test and measurement equipment such as handheld multimeters, insulation testers, and cable fault locators. The 1.8V-3.6V operation supports direct Li-ion battery use, while the integrated 10-bit ADC and comparators measure voltage, current, and resistance with reasonable accuracy. The 14KB Flash holds calibration constants, user interface menus, and measurement algorithms. The 25 I/O pins drive LCD displays, rotary encoders, and function buttons. Compared with larger ARM Cortex-M0+ MCUs, the PIC16LF727T-I/PT reduces cost and simplifies firmware for low-to-medium complexity instruments.
推荐
Automotive Interior Accessories (Non-Safety)
While not AEC-Q100 qualified, the PIC16LF727T-I/PT is used in non-safety automotive interior accessories such as ambient lighting controllers, seat-position memory modules, and USB charging ports. The wide -40°C to +85°C industrial temperature range tolerates cabin conditions, and the 14KB Flash supports CAN/LIN slave firmware for body-electronics networks. The 25 I/O pins drive RGB LED strings and read switch matrices. For safety-critical ECUs (airbag, ABS, powertrain), Microchip offers dedicated AEC-Q100 PIC18 and dsPIC33 families instead.
推荐
推荐产品汇总
工程参考数据： PIC16LF727T-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 | PIC16LF727-I/PT | PIC16LF727-I/P | PIC16F727-I/PT | PIC16LF726T-I/PT | PIC16LF724-I/PT | PIC16LF1937T-I/PT |
|---|---|---|---|---|---|---|---|
| Package | 44-TQFP (10x10) | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same | 44-TQFP (10x10) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Flash Memory | 14 KB | 14 KB | 14 KB | 14 KB | 8 KB | 4 KB | 14 KB |
| CPU Speed | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 32 MHz |
| Supply Voltage | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 1.8 V to 3.6 V | 2.0 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 |
| I/O Pins | 25 | 25 | 25 | 25 | 25 | 25 | 36 |
| nanoWatt XLP | Yes | Yes | Yes | No (standard F) | Yes | Yes | Yes |
| Core Architecture | Enhanced mid-range 8-bit | Enhanced mid-range 8-bit | Enhanced mid-range 8-bit | Enhanced mid-range 8-bit | Enhanced mid-range 8-bit | Enhanced mid-range 8-bit | Enhanced mid-range 8-bit (newer) |
关键差异点
- nanoWatt XLP™ extreme low-power technology （对比 PIC16F727-I/PT)
- 44-pin TQFP pin-compatible with PIC16F/LF727 and PIC16LF726/724 family （对比 PIC16LF726T-I/PT)
- Industrial -40°C to +85°C operating range （对比 PIC16LF1937T-I/PT)
- Tape-and-reel packaging for high-volume SMT assembly （对比 PIC16LF727-I/PT (tray))
设计说明
Place a 100 nF decoupling capacitor within 5 mm of every VDD pin and a bulk 1-10 µF tantalum or ceramic capacitor on the main VDD rail. The PIC16LF727T-I/PT has multiple VDD/VSS pairs (pins 6/7, 16/17, 26/27, 39/40) that each require local bypassing. Estimated: at 20 MHz active current of ~5 mA and sleep current of ~50 nA, average power for a 1% duty-cycled IoT sensor node is roughly 50 µA from a 3.3V supply, yielding months of battery life from a 2xAAA pack.
Reserve the ICSP™ pins PGEC1 (pin 4 / RB6) and PGED1 (pin 5 / RB7) for in-circuit serial programming - do not place series resistors or capacitors on these lines, or programming will fail. Provide a 6-pin header (or 0.1" test pads) connected to VDD, VSS, MCLR, PGEC1, PGED1, and AUX for MPLAB ICD/PICKit programmers. Use a 10 kΩ pull-up on MCLR (pin 43 / RE3) for normal operation, and route MCLR away from high-frequency switching nodes to prevent false resets.
The PIC16LF727T-I/PT's 'LF' silicon requires a minimum VDD of 1.8V; below this, Flash programming may fail and EEPROM write operations may corrupt. Verify that bulk capacitance on the VDD rail is no larger than ~22 µF to prevent inrush issues during voltage regulator startup. The 20 MHz maximum clock speed requires VDD ≥ 3.0V; if running from a 1.8V-2.5V supply, the internal oscillator must be configured for 8 MHz or lower.
For optimal EMI performance, keep the 20 MHz oscillator traces (OSC1/OSC2) short and surrounded by a ground guard ring. If using the internal oscillator instead, leave the OSC1/OSC2 pins unconnected or route them away from sensitive analog inputs (RA0-RA3 / AN0-AN3). The integrated ADC can be degraded by digital switching noise on adjacent pins; place analog signals on the highest-numbered PORTA pins (RA4-RA7) and use the A/D acquisition delay feature for high-impedance sources.
合规信息
RoHS compliant per Microchip product page and distributor listings. Not AEC-Q100 qualified - not suitable for automotive safety-critical applications. Lead-free TQFP-44 package per JEDEC J-STD-020 MSL classification (MSL level [DATA_NEEDED]).