PIC16LF1716-I/SO - 8-Bit 32MHz MCU, 14KB Flash, 28-SOIC | Microchip
料号： PIC16LF1716-I/SO ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.45 | $2.45 |
| 10 | $2.21 | $22.10 |
| 100 | $1.96 | $196.00 |
| 500 | $1.74 | $870.00 |
| 1,000 | $1.55 | $1,550.00 |
PIC16LF1716-I/SO 概述
A microcontroller (MCU) is a single-chip computer that integrates a CPU core, non-volatile program memory, working RAM, and peripheral interfaces such as ADC, timers, and communication controllers. The PIC16 family is a mid-range 8-bit RISC architecture from Microchip with a 14-bit instruction word, well known for deterministic interrupt response, low power consumption, and a mature MPLAB X toolchain. Within the broader taxonomy, the PIC16LF1716 sits between baseline PIC10/PIC12 parts and enhanced mid-range PIC18 devices, targeting applications that need analog integration and moderate code density.
Key features of the PIC16LF1716 include up to two operational amplifiers, up to two high-speed comparators, up to 28 input channels of 10-bit ADC with computation (ADC2), up to one 5-bit/8-bit DAC, a Configurable Logic Cell (CLC) for custom combinational and sequential logic, Complementary Output Generator (COG), Numerically Controlled Oscillator (NCO), Zero Cross Detect, and Peripheral Pin Select (PPS) for flexible signal routing. These Core Independent Peripherals offload tasks from the CPU, enabling deterministic real-time behavior without software intervention.
Typical applications include sensor signal conditioning with on-chip op amps, battery-powered IoT sensor nodes leveraging XLP sleep modes, LED lighting control with COG-driven complementary outputs, low-cost consumer appliances, and industrial control loops that benefit from integrated analog and digital peripherals in a single 28-SOIC package.
When designing with the PIC16LF1716, verify the LF 1.8V-3.6V supply constraint versus the standard PIC16F1716 (1.8V-5.5V) and select the variant that matches your power-rail architecture. PPS allows remapping of digital peripherals to most I/O pins, simplifying PCB routing but requiring careful configuration to avoid conflicts at runtime.
直接替换替代料： PIC16LF1716-I/SO ——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： PIC16LF1716-I/SO （相同外形与封装尺寸） ——差异在于 ADC, Package, Core, DAC, Core Independent Peripherals.
快速对比工具——选择替代料号进行并排对比：
PIC16F1716-I/SO
✅ 直接替换✓ 有现货
$1.38 / 个
查看数据手册 →PIC16LF1716-I/SP
✅ 直接替换 ⚠️ 规格未核验✓ 有现货
$1.68 / 个
查看数据手册 →PIC16LF1713-I/SO
✅ 直接替换✓ 有现货
$1.18 / 个
查看数据手册 →PIC16LF1709-I/SO
✅ 直接替换📋 参考替代料（不在目录中）
PIC16LF1716-I/SO 最大额定值与电气特性
| Core | PIC16 8-bit RISC |
| Family | PIC® XLP™ 16F170x/171x |
| Instruction Set Width | 14-bit |
| Maximum CPU Speed | 32 MHz |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| SRAM | 1 KB |
| Supply Voltage (Vdd) | 1.8 V to 3.6 V |
| 工作温度范围 | -40 C to +85 C (Industrial) |
| 封装 | 28-pin SOIC (Wide, 7.50 mm body) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| ADC | 10-bit, up to 28 channels with Computation (ADC2) |
| Operational Amplifiers | Up to 2 on-chip |
| Comparators | Up to 2 high-speed |
| DAC | Up to 1 (5-bit/8-bit) |
| Configurable Logic Cell (CLC) | Yes |
| Peripheral Pin Select (PPS) | Yes |
| eXtreme Low Power (XLP) | Yes |
PIC16LF1716-I/SO 引脚配置
| 引脚 1 | RA0/AN0 — Analog input 0 / digital I/O |
| 引脚 2 | RA1/AN1 — Analog input 1 / digital I/O |
| 引脚 3 | RA2/AN2 — Analog input 2 / digital I/O |
| 引脚 4 | RA3/AN3 — Analog input 3 / digital I/O |
| 引脚 5 | RA4/AN4 — Analog input 4 / digital I/O |
| 引脚 6 | RA5/AN5 — Analog input 5 / digital I/O |
| 引脚 7 | RA6/OSC2 — General I/O / oscillator output |
| 引脚 8 | RA7/OSC1 — General I/O / oscillator input |
| 引脚 9 | RE3/MCLR — Input only / Master Clear (reset) |
| 引脚 10 | RC0 — Digital I/O |
| 引脚 11 | RC1 — Digital I/O |
| 引脚 12 | RC2 — Digital I/O |
| 引脚 13 | RC3 — Digital I/O |
| 引脚 14 | RC4 — Digital I/O |
| 引脚 15 | RC5 — Digital I/O |
| 引脚 16 | RC6 — Digital I/O |
| 引脚 17 | RC7 — Digital I/O |
| 引脚 18 | RD0 — Digital I/O |
| 引脚 19 | RD1 — Digital I/O |
| 引脚 20 | RD2 — Digital I/O |
| 引脚 21 | RD3 — Digital I/O |
| 引脚 22 | RD4 — Digital I/O |
| 引脚 23 | RD5 — Digital I/O |
| 引脚 24 | RD6 — Digital I/O |
| 引脚 25 | RD7 — Digital I/O |
| 引脚 26 | RB0 — Digital I/O / interrupt-on-change |
| 引脚 27 | RB1 — Digital I/O / interrupt-on-change |
| 引脚 28 | Vdd — Positive supply voltage (1.8V-3.6V) |
典型应用
PIC16LF1716-I/SO 适用于 7 应用s: Battery-Powered IoT Sensor Nodes, Industrial Sensor Signal Conditioning, LED Lighting Control with COG, Consumer Appliance Control, Automotive Body Electronics (Non-Safety), Portable Medical Monitoring Devices, Smart Home Sensor Hubs.
Battery-Powered IoT Sensor Nodes
The PIC16LF1716-I/SO is an excellent fit for battery-powered IoT sensor nodes because its 1.8V-3.6V supply range matches 2x AA alkaline or single-cell Li-ion chemistries without level shifters, and XLP eXtreme Low Power technology delivers sleep currents below 1 uA for multi-year battery life. The on-chip 10-bit ADC with computation, dual op amps, and 5/8-bit DAC allow direct interface to resistive bridge sensors, thermistors, and 4-20 mA current loops without external signal conditioning. CLC peripherals implement hardware-level state machines that wake the CPU only when thresholds are exceeded, offloading routine tasks and reducing average power consumption by 80-95% versus polled firmware architectures.
推荐
Industrial Sensor Signal Conditioning
In industrial signal conditioning applications, the PIC16LF1716-I/SO's two integrated rail-to-rail op amps buffer transducer outputs, implement active filters, and provide gain stages before the 10-bit ADC samples the signal. The Configurable Logic Cell (CLC) creates custom combinational and sequential logic for sensor-fault detection without CPU intervention, while PPS routes digital peripheral outputs to any I/O pin for flexible PCB layouts. The wide -40C to +85C industrial temperature range and 1.8V-3.6V operation enable deployment in 24V-sensor-bus environments with simple LDO pre-regulation.
推荐
LED Lighting Control with COG
The Complementary Output Generator (COG) peripheral on the PIC16LF1716-I/SO drives complementary PWM outputs with programmable dead-band delay, ideal for half-bridge LED driver topologies and full-bridge lighting controllers. Combined with the 32 MHz CPU and 10-bit ADC, the MCU executes closed-loop current control for high-brightness LEDs with microsecond response times. The NCO peripheral provides high-resolution frequency synthesis for dimming, while XLP sleep modes keep standby consumption under 100 nA in always-on lighting fixtures for energy-code compliance.
推荐
Consumer Appliance Control
Cost-sensitive consumer appliances such as coffee makers, washing machines, and air purifiers benefit from the PIC16LF1716-I/SO's integrated peripherals that replace multiple discrete components. The on-chip op amps interface directly to NTC temperature sensors and pressure transducers, the comparators detect zero-cross events for TRIAC triggering, and the CLC generates timing sequences for motor control without software overhead. With 14 KB Flash, designers can implement user-interface state machines, fault diagnostics, and communication stacks (UART, I2C, SPI) on a single 28-SOIC device.
推荐
Automotive Body Electronics (Non-Safety)
For non-safety automotive body electronics such as seat controllers, ambient lighting, and HVAC blend-door actuators, the PIC16LF1716-I/SO provides the analog integration and PWM channels needed for motor and LED driving. Note that AEC-Q100 qualified parts should be selected for under-hood or safety-relevant applications; the standard PIC16LF1716-I/SO is intended for body-comfort systems where Q100 qualification is not mandatory. The 32 MHz core and CLC peripherals enable responsive user-interface feedback loops.
推荐
Portable Medical Monitoring Devices
Portable medical monitoring devices such as pulse oximeters, glucose meters, and wearable thermometers leverage the PIC16LF1716-I/SO's low-power XLP architecture, integrated op amps for sensor signal conditioning, and 10-bit ADC for measurement digitization. The 1.8V-3.6V supply aligns with single-cell Li-ion or 2x coin-cell batteries, while sleep currents below 1 uA extend device shelf life. For medical applications requiring IEC 60730 or FDA Class II compliance, additional firmware self-test routines can run on the CLC and ADC2 computation engine for hardware-level fault detection.
推荐
Smart Home Sensor Hubs
Smart home sensor hubs for occupancy detection, air quality monitoring, and leak detection rely on the PIC16LF1716-I/SO to aggregate multiple sensor inputs via its 28-channel 10-bit ADC and dual comparators. The I2C/SPI/EUSART interfaces connect to external environmental sensors and radio modules (LoRa, BLE, Sub-GHz), while CLC implements debouncing and threshold logic at the hardware level. The 28-SOIC package enables through-hole-friendly rework and easy prototype iteration in residential automation designs.
推荐
推荐产品汇总
工程参考数据： PIC16LF1716-I/SO ——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 | PIC16F1716-I/SO | PIC16LF1713-I/SO | PIC16LF1709-I/SO |
|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SOIC (Wide) | 28-SOIC (Wide) - same | 28-SOIC (Wide) - same | 28-SOIC (Wide) - same |
| Flash Memory | 14 KB | 14 KB | 7 KB (-50%) | 7 KB (-50%) |
| SRAM | 1 KB | 1 KB | 512 B (-50%) | 512 B (-50%) |
| Supply Voltage | 1.8V to 3.6V | 1.8V to 5.5V | 1.8V to 3.6V | 1.8V to 3.6V |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| On-Chip Op Amps | Up to 2 | Up to 2 | Up to 2 | Up to 2 |
| CLC Instances | Multiple | Multiple | Multiple | Reduced count |
| AEC-Q100 Qualified | No | No | No | No |
| Approx. Unit Price (qty-1) | $2.45 | $2.50 (est.) | $2.20 (est.) | $2.05 (est.) |
关键差异点
- Lower-voltage variant with identical pinout （对比 PIC16F1716-I/SO)
- Larger Flash and SRAM than PIC16LF1713-I/SO （对比 PIC16LF1713-I/SO)
- Integrated op amps eliminate external analog front-end （对比 PIC16LF1709-I/SO)
设计说明
The PIC16LF1716-I/SO requires a clean 1.8V-3.6V supply; place a 100 nF ceramic decoupling capacitor within 5 mm of the Vdd pin (pin 28) and a bulk 10 uF capacitor near the regulator output. For battery designs, the LFINTOSC 32 kHz mode draws under 1 uA active current at low CPU loads, making it suitable for sleep-dominant IoT sensor nodes. When waking from sleep, allow at least one instruction cycle for oscillator stabilization before peripheral-dependent operations.
In the 28-SOIC wide-body package, route analog inputs (RA0-RA5) on the top layer with guard traces tied to analog ground to minimize digital crosstalk on the 10-bit ADC. Keep switching signals (PWM, oscillator) at least 3 mm away from analog traces, and provide a dedicated AGND island connected to Vss at a single point near the MCU. The exposed pad variants are not used on the 28-SOIC; standard SOIC thermal performance is adequate for the 32 MHz / 3.6V operating envelope.
Do not exceed the 3.6V Vdd maximum on the LF variant - selecting the LF part for a 5V design causes immediate silicon damage. Verify the PIC16LF1716 vs PIC16F1716 ordering code carefully: the F (standard) part supports 1.8V-5.5V, while LF is restricted to 1.8V-3.6V. PPS remapping must be configured before enabling peripherals, otherwise unintended pin functions persist. The MCLR pin (pin 9) requires a 10 kohm pull-up to Vdd for normal operation; floating MCLR causes random resets.
When using the on-chip op amps in unity-gain buffer mode to drive the ADC, keep the amplifier output traces short (<10 mm) and route them away from digital switching nodes. For ADC accuracy beyond 8 effective bits, average 16 or more samples in ADC2 Accumulation mode; this suppresses 50/60 Hz line interference by >40 dB. The internal 1.024V or 2.048V FVR reference must be enabled and stabilized (typical 25 us settling) before ADC conversions begin.
合规信息
RoHS and REACH compliance per Microchip product page. Not AEC-Q100 qualified - select AEC-Q100 graded variants for automotive safety applications.
