PIC16LF1716T-I/SO - 8-bit 32MHz MCU, 14KB Flash, 28-SOIC | Microchip
料号： PIC16LF1716T-I/SO ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.95 | $2.95 |
| 10 | $2.65 | $26.50 |
| 100 | $2.3 | $230.00 |
| 500 | $2.05 | $1,025.00 |
| 1,000 | $1.82 | $1,820.00 |
| 3,000 | $1.55 | $4,650.00 |
PIC16LF1716T-I/SO 概述
Background: an 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU core, program memory (Flash), data memory (RAM), and peripherals on one die. PIC microcontrollers use a RISC-based Harvard architecture where separate program and data buses allow single-cycle instruction execution. The PIC16F170x/171x series specifically targets general-purpose cost-sensitive designs that need precision analog blocks without external components.
Key features include up to 32MHz operation from a 1.8V to 3.6V supply, on-chip op-amps suitable for signal conditioning, high-performance 10-bit ADC with computation, and configurable logic cells (CLC) for hardware glue logic. The XLP variants (PIC16LF) reduce sleep current to nanoamp levels, ideal for battery-powered applications. Communication is supported through EUSART, I2C, and SPI with peripheral pin select (PPS) for flexible routing.
Architecture and technology: the device uses a modified Harvard core with a 14-bit instruction word and an 8-bit data path, optimized for deterministic interrupt response and C-compilable code. PPS allows remapping of digital peripherals to multiple I/O pins, simplifying PCB layout and enabling drop-in upgrades between family members with different pin counts.
Typical applications include IoT sensor nodes, low-power wireless peripherals, industrial sensor conditioning loops, battery-powered instrumentation, LED lighting controllers, and small appliances. The integrated op-amps, DACs, and comparators make it a single-chip analog front-end for closed-loop control or signal-acquisition systems.
Design consideration: when migrating across the PIC16F170x/171x family, verify that PPS assignments, ADC channel mapping, and op-amp input muxing match your firmware, since pin counts differ between 14-SOIC, 28-SOIC, 28-SSOP, and UQFN packages.
This page synthesizes distributor pricing, drop-in alternatives, and design considerations that complement the manufacturer datasheet and help engineers evaluate the PIC16LF1716T-I/SO for new and replacement designs.
直接替换替代料： PIC16LF1716T-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： PIC16LF1716T-I/SO （相同外形与封装尺寸） ——差异在于 Package, ADC, Comparators, DAC, Operating Temperature.
快速对比工具——选择替代料号进行并排对比：
PIC16LF1716-I/SO
✅ 直接替换✓ 有现货
$1.55 / 个
查看数据手册 →PIC16F1716T-I/SO
✅ 直接替换✓ 有现货
$1.29 / 个
查看数据手册 →PIC16LF1717T-I/SO
✅ 直接替换📋 参考替代料（不在目录中）
PIC16LF1713T-I/SO
✅ 直接替换📋 参考替代料（不在目录中）
PIC16LF1709T-I/SO
✅ 直接替换📋 参考替代料（不在目录中）
PIC16LF1618T-I/SO
✅ 直接替换✓ 有现货
$0.31 / 个
查看数据手册 →PIC16LF1716T-I/SO 最大额定值与电气特性
| Core | PIC 8-bit RISC |
| Family | PIC16F170x/171x (XLP) |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB |
| Maximum CPU Speed | 32 MHz |
| 电源电压 | 1.8 V to 3.6 V |
| ADC | 10-bit, multi-channel |
| DAC | 5-bit / 8-bit on-chip |
| Op-Amps | On-chip |
| Comparators | Yes |
| Core Independent Peripherals | CLC, NCO, COG, ZCD, PWM, CCP |
| Communication | EUSART, I2C, SPI |
| Peripheral Pin Select (PPS) | Yes |
| 封装 | 28-SOIC |
| 工作温度 | -40C to +85C (Industrial) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
PIC16LF1716T-I/SO 引脚配置
| 引脚 1 | RA5 — I/O / DAC output / op-amp reference |
| 引脚 2 | RA4 — I/O / T0CKI / COG |
| 引脚 3 | RA3 — I/O / MCLR (programming) |
| 引脚 4 | RC5 — I/O / CCP / PWM |
| 引脚 5 | RC4 — I/O / CLC |
| 引脚 6 | RC3 — I/O / SCL / SPI SCK |
| 引脚 7 | RC2 — I/O / SDA / SPI SDI |
| 引脚 8 | RC1 — I/O / CCP / PWM |
| 引脚 9 | RC0 — I/O / SOSCO |
| 引脚 10 | VSS — Ground |
| 引脚 11 | RA2 — I/O / analog / op-amp output |
| 引脚 12 | RA1 — I/O / analog / op-amp input |
| 引脚 13 | RA0 — I/O / analog / ICDDAT |
| 引脚 14 | VSS — Ground |
| 引脚 15 | RA7 — I/O / OSC1 |
| 引脚 16 | RA6 — I/O / OSC2 / CLKOUT |
| 引脚 17 | VDD — Supply voltage |
| 引脚 18 | RB7 — I/O / analog / ICSPCLK |
| 引脚 19 | RB6 — I/O / analog / ICSPDAT |
| 引脚 20 | RB5 — I/O / analog |
| 引脚 21 | RB4 — I/O / analog |
| 引脚 22 | RB3 — I/O / analog / COG |
| 引脚 23 | RB2 — I/O / analog / CLC |
| 引脚 24 | RB1 — I/O / analog / EUSART RX |
| 引脚 25 | RB0 — I/O / analog / EUSART TX |
| 引脚 26 | VDD — Supply voltage |
| 引脚 27 | RC7 — I/O / SPI SDO |
| 引脚 28 | RC6 — I/O / SPI SS / TX |
典型应用
PIC16LF1716T-I/SO 适用于 6 应用s: IoT Battery-Powered Sensor Node, Industrial Sensor Signal Conditioning, LED Lighting Controller, Battery Charger and Power Management, Consumer Small Appliance Control, Portable Medical Monitoring Accessory.
IoT Battery-Powered Sensor Node
The PIC16LF1716T-I/SO is a strong fit for IoT sensor nodes because its XLP nanoamp sleep current and 1.8V minimum supply let it run from coin-cell or 2xAA batteries for years. The 10-bit computation ADC handles sensor readings, the on-chip op-amps condition low-level signals, and EUSART/SPI/I2C connect to a companion radio. PPS routing allows flexible PCB layouts. Compared with a discrete op-amp plus ADC solution, this single-chip integration reduces BOM cost and PCB area while keeping firmware complexity manageable.
推荐
Industrial Sensor Signal Conditioning
The on-chip op-amps and computation ADC make the PIC16LF1716T-I/SO ideal for industrial 4-20mA loop, thermocouple, or bridge-sensor signal conditioning. The op-amps provide differential gain stages, while the ADC with hardware averaging computes filtered readings. CLC and NCO peripherals can generate excitation waveforms for ratiometric measurements. The 28-SOIC package handles -40C to +85C industrial temperatures. Compared with separate op-amp ICs plus an external ADC, this MCU shrinks analog front-end PCBs by 30-50% and reduces calibration steps.
推荐
LED Lighting Controller
The PIC16LF1716T-I/SO drives constant-current LED strings via its 5/8-bit DAC and PWM peripherals, while COG and CLC generate zero-cross timing for TRIAC dimming. The 32MHz core executes color-mixing algorithms in real time for RGBW fixtures. Low sleep current suits mains-powered standby budgets. Designers using a 28-SOIC footprint can drop-in the PIC16LF1717T-I/SO if firmware grows beyond 14KB Flash.
推荐
Battery Charger and Power Management
Use the PIC16LF1716T-I/SO as the supervisor MCU in a battery charger: the 10-bit ADC monitors cell voltage and current shunt, the DAC sets the charge-voltage reference, and CLC implements safety timers. The 1.8V minimum supply suits single-cell Li-ion designs. PPS flexibility allows the same PCB layout to be reused for 1S, 2S, and 3S chemistries with firmware-only changes.
推荐
Consumer Small Appliance Control
Coffee makers, blenders, and air purifiers benefit from the PIC16LF1716T-I/SO because the on-chip op-amps handle NTC temperature reading, the comparators trigger zero-cross detection, and PWM drives motor or heater MOSFETs. The 28-SOIC package is a widely understood assembly-friendly footprint. Cost-optimized designs can substitute the PIC16LF1507T-I/SO for less demanding appliances.
推荐
Portable Medical Monitoring Accessory
The PIC16LF1716T-I/SO is well matched to portable medical accessories (pulse-oximeter probes, spirometer sensors, glucose-meter docks) thanks to its low sleep current, integrated op-amps for sensor conditioning, and computation ADC for filtered measurements. The 32MHz core runs lightweight DSP filters in real time, while SPI/I2C connect to a BLE module for wireless data transfer. Existing IEC 60730 class-B firmware libraries from Microchip simplify safety certification.
推荐
推荐产品汇总
工程参考数据： PIC16LF1716T-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 | PIC16LF1716-I/SO | PIC16F1716T-I/SO | PIC16LF1717T-I/SO | PIC16LF1713T-I/SO | PIC16LF1709T-I/SO | PIC16LF1618T-I/SO |
|---|---|---|---|---|---|---|---|
| Package | 28-SOIC | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same | 28-SOIC - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core | 8-bit PIC | 8-bit PIC | 8-bit PIC | 8-bit PIC | 8-bit PIC | 8-bit PIC | 8-bit PIC |
| Maximum CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Supply Voltage | 1.8 V to 3.6 V (LF/XLP) | 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 | 1.8 V to 3.6 V |
| On-chip Op-Amps | Yes | Yes | Yes | Yes | Yes | Limited | No |
| Unit Price (qty 1) | USD 2.95 | USD 2.80 | USD 2.55 | USD 3.10 | USD 2.40 | USD 2.20 | USD 2.10 |
关键差异点
- On-chip op-amps with computation ADC in 28-SOIC （对比 PIC16LF1709T-I/SO)
- More Flash than lower-tier LF family （对比 PIC16LF1713T-I/SO)
- Wider CIP coverage than LF161x family （对比 PIC16LF1618T-I/SO)
设计说明
The PIC16LF1716T-I/SO offers XLP nanoamp sleep current when the LF variant is selected; verify firmware disables all unused peripherals before entering sleep to reach the lowest Iq. Decoupling: place a 100nF ceramic capacitor as close as possible to each VDD pin (pins 17 and 26 in 28-SOIC), and add a bulk 1uF-10uF capacitor on the supply rail. For ADC measurements, a quiet analog supply (AVDD) with its own ferrite bead is recommended.
Route analog signals away from PWM and high-current switching traces. Use a ground plane and keep the analog ground pin (VSS, pin 14) connected to the same plane as digital grounds to avoid ground loops. The PPS feature allows remapping digital peripherals to multiple I/O pins; assigning SPI/UART lines to adjacent pins simplifies routing. Reserve the ICSPDAT/ICSPCLK pins (RB6/RB7) for in-circuit serial programming access in production.
When migrating code from a 28-SOIC to a 28-SSOP or UQFN variant of the PIC16LF1716, verify the PPS mapping and ADC channel assignments because pin functions can differ between packages even on the same die. Do not assume PIC16F1716 and PIC16LF1716 firmware are identical in sleep timing - the LF variant has lower minimum operating voltage (1.8V vs 2.3V). Always include the MCLR pull-up resistor (typically 10k) for reliable reset.
合规信息
RoHS and REACH compliance confirmed per Microchip product page. Industrial temperature grade (-40C to +85C); AEC-Q100 automotive grade not qualified - refer to PIC16F1716-I/SS automotive variant if needed.
