PIC16LF1716T-I/SO - 8-bit 32MHz MCU, 14KB Flash, 28-SOIC | Microchip
MPN： PIC16LF1716T-I/SO ✓ 啟用中PIC16LF1716T-I/SO 概覽
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.
直接替換替代品，適用於 PIC16LF1716T-I/SO — 相同封裝，腳位對腳位相容。需重新設計 PCB 的不同封裝零件不列入。
此系列的變體
與下列產品可直接替換的同系列型號： PIC16LF1716T-I/SO （相同外形與佔位） — 差異在於 Package, ADC, Comparators, DAC, Operating Temperature.
PIC16LF1716-I/SO
✅ 直接替換聯絡詢價
查看資料表 →PIC16F1716T-I/SO
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF1717T-I/SO
✅ 直接替換📋 參考替代品（不在目錄中）
PIC16LF1713T-I/SO
✅ 直接替換📋 參考替代品（不在目錄中）
PIC16LF1709T-I/SO
✅ 直接替換📋 參考替代品（不在目錄中）
PIC16LF1618T-I/SO
✅ 直接替換聯絡詢價
查看資料表 →PIC16LF1716T-I/SO 最大額定值與電氣特性
| 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 |
| 供應電壓 | 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 |
| 封裝 | 28-SOIC |
| 工作溫度 | -40C to +85C (Industrial) |
| 安裝類型 | Surface Mount |
| RoHS 狀態 | Compliant |
PIC16LF1716T-I/SO 腳位配置
| 腳位 1 | RA5 — I/O / DAC output / op-amp reference |
| 腳位 2 | RA4 — I/O / T0CKI / COG |
| 腳位 3 | RA3 — I/O / MCLR (programming) |
| 腳位 4 | RC5 — I/O / CCP / PWM |
| 腳位 5 | RC4 — I/O / CLC |
| 腳位 6 | RC3 — I/O / SCL / SPI SCK |
| 腳位 7 | RC2 — I/O / SDA / SPI SDI |
| 腳位 8 | RC1 — I/O / CCP / PWM |
| 腳位 9 | RC0 — I/O / SOSCO |
| 腳位 10 | VSS — Ground |
| 腳位 11 | RA2 — I/O / analog / op-amp output |
| 腳位 12 | RA1 — I/O / analog / op-amp input |
| 腳位 13 | RA0 — I/O / analog / ICDDAT |
| 腳位 14 | VSS — Ground |
| 腳位 15 | RA7 — I/O / OSC1 |
| 腳位 16 | RA6 — I/O / OSC2 / CLKOUT |
| 腳位 17 | VDD — Supply voltage |
| 腳位 18 | RB7 — I/O / analog / ICSPCLK |
| 腳位 19 | RB6 — I/O / analog / ICSPDAT |
| 腳位 20 | RB5 — I/O / analog |
| 腳位 21 | RB4 — I/O / analog |
| 腳位 22 | RB3 — I/O / analog / COG |
| 腳位 23 | RB2 — I/O / analog / CLC |
| 腳位 24 | RB1 — I/O / analog / EUSART RX |
| 腳位 25 | RB0 — I/O / analog / EUSART TX |
| 腳位 26 | VDD — Supply voltage |
| 腳位 27 | RC7 — I/O / SPI SDO |
| 腳位 28 | RC6 — I/O / SPI SS / TX |
典型應用
PIC16LF1716T-I/SO 適用於 6 應用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.
推薦
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.
推薦
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.
推薦
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.
推薦
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.
推薦
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.
推薦
推薦產品摘要
工程參考資料，適用於 PIC16LF1716T-I/SO — 比較、設計指引及合規資訊。
選型指南
與替代品比較
| 參數 | 本產品 | 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 |
主要差異化特點
- On-chip op-amps with computation ADC in 28-SOIC (對比PIC16LF1709T-I/SO)
- More Flash than lower-tier LF family (對比PIC16LF1713T-I/SO)
- Wider CIP coverage than LF161x family (對比PIC16LF1618T-I/SO)
設計說明
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.
合規資訊
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.
