PIC16LF1718-I/SP - 8-bit 32MHz 28KB Flash XLP MCU | Microchip
N.º da peça: PIC16LF1718-I/SP ✓ Ativo| Qtd. | Preço unitário | Total |
|---|---|---|
| 1 | $2.95 | $2,95 |
| 10 | $2.66 | $26,60 |
| 100 | $2.37 | $237,00 |
| 500 | $2.13 | $1.065,00 |
| 1.000 | $1.9 | $1.900,00 |
PIC16LF1718-I/SP Visão geral
A microcontroller (MCU) is a single-chip computer that integrates a CPU, RAM, program memory, and peripherals. PIC® MCUs use a Harvard RISC architecture with separate program and data buses; the 16F family is the mid-range 8-bit line known for deterministic interrupt response and a rich peripheral set at low cost. XLP technology is Microchip's branded ultra-low-power architecture that combines nanoWatt peripherals, deep-sleep modes, and intelligent power management to extend battery life in IoT and portable products.
Key differentiating features of the PIC16LF1718 include on-chip op amps, a 10-bit ADC with up to 17 channels, a 5-bit and an 8-bit DAC, Core Independent Peripherals (CIPs) such as Configurable Logic Cells (CLC), Complementary Output Generator (COG), Numerically Controlled Oscillator (NCO) and Zero Cross Detect (ZCD), plus Peripheral Pin Select (PPS) for flexible signal routing. The LF voltage range (1.8–3.6 V) and 32 MHz operation deliver a balance of performance and power for cost-sensitive designs.
Typical applications include low-power IoT sensor nodes, battery-powered instrumentation, LED lighting controllers, consumer appliances, and small industrial control boards. Designers favor this family for the combination of analog integration (op amps + DAC + ADC on-chip) and CIPs that offload timing-critical tasks from the CPU, reducing firmware complexity and BOM cost.
Design consideration: ensure the supply decoupling follows Microchip's recommended 100 nF + bulk capacitor layout, and verify the PPS mapping for any non-default pin assignments in MPLAB X IDE. The page below synthesizes distributor pricing, drop-in alternatives, and practical design notes not found in the manufacturer datasheet alone.
Alternativas drop-in para PIC16LF1718-I/SP — mesmo encapsulamento, compatível pino a pino. Peças de encapsulamento diferente que exigem retrabalho na PCB são excluídas.
Variantes desta série
Modelos da mesma série compatíveis como drop-in com PIC16LF1718-I/SP (mesmo formato e footprint) — diferindo em ADC, DAC, Package, Family, Operating Temperature.
Ferramenta de comparação rápida — selecione peças alternativas para comparação lado a lado:
PIC16F1718-I/SP
✅ Drop-In✓ Em estoque
$1.32 / unidade
Ver ficha técnica →PIC16LF1717-I/SP
✅ Drop-In📋 Alternativa de referência (fora do catálogo)
PIC16LF1718-E/SP
✅ Drop-In✓ Em estoque
$1.18 / unidade
Ver ficha técnica →PIC16LF1719-I/SP
✅ Drop-In ⚠️ Especificações não verificadas📋 Alternativa de referência (fora do catálogo)
PIC16LF1713-E/SP
✅ Drop-In✓ Em estoque
$1.44 / unidade
Ver ficha técnica →PIC16LF1718-I/SP Classificações máximas e características elétricas
| Core Architecture | PIC 8-bit RISC |
| Family | PIC® XLP™ 16F |
| CPU Speed (Max) | 32 MHz |
| Program Memory (Flash) | 28 KB (16K x 14) |
| RAM | 2 KB |
| Data EEPROM | 256 bytes |
| ADC | 10-bit, up to 17 channels |
| DAC | 1 x 5-bit, 1 x 8-bit |
| On-chip Op Amps | Yes |
| Supply Voltage Range | 1.8 V to 3.6 V (LF variant) |
| Encapsulamento | 28-pin SPDIP (0.300 inch / 7.62 mm) |
| Temperatura de operação | -40 °C to +85 °C (Industrial) |
| Tipo de montagem | Through-Hole |
| Nível MSL | 1 |
| Status RoHS | Compliant |
| Lead-Free | Yes |
Configuração de pinos do PIC16LF1718-I/SP
| Pino 1 | MCLR/RE3 — Master Clear (Reset) input or digital I/O RE3 |
| Pino 2 | RA0 — Analog input / digital I/O |
| Pino 3 | RA1 — Analog input / digital I/O |
| Pino 4 | RA2 — Analog input / digital I/O |
| Pino 5 | RA3 — Analog input / digital I/O |
| Pino 6 | RA4 — Analog input / digital I/O |
| Pino 7 | RA5 — Analog input / digital I/O |
| Pino 8 | RE0 — Digital I/O |
| Pino 9 | RE1 — Digital I/O |
| Pino 10 | RE2 — Digital I/O |
| Pino 11 | VDD — Positive supply voltage |
| Pino 12 | VSS — Ground reference |
| Pino 13 | RA7/OSC1 — Digital I/O / oscillator input |
| Pino 14 | RA6/OSC2 — Digital I/O / oscillator output |
| Pino 15 | RC0 — Digital I/O |
| Pino 16 | RC1 — Digital I/O |
| Pino 17 | RC2 — Digital I/O |
| Pino 18 | RC3 — Digital I/O |
| Pino 19 | RC4 — Digital I/O |
| Pino 20 | RC5 — Digital I/O |
| Pino 21 | RC6 — Digital I/O |
| Pino 22 | RC7 — Digital I/O |
| Pino 23 | RB7 — Digital I/O |
| Pino 24 | RB6 — Digital I/O |
| Pino 25 | RB5 — Digital I/O |
| Pino 26 | RB4 — Digital I/O |
| Pino 27 | RB3 — Digital I/O |
| Pino 28 | RB2 — Digital I/O |
Aplicações típicas
PIC16LF1718-I/SP é adequado para 6 aplicaçãos: Battery-Powered IoT Sensor Node, LED Lighting Controller, Consumer Appliance Control Board, Portable Medical Monitoring Device, Low-Cost Industrial Sensor Transmitter, Educational / Hobby MCU Development.
Battery-Powered IoT Sensor Node
The PIC16LF1718-I/SP suits battery-powered IoT sensor nodes thanks to its 1.8 V minimum supply (compatible with a single alkaline or coin cell) and XLP nanoWatt deep-sleep currents down to ~20 nA with RTC active. Its 10-bit ADC with 17 channels handles multiple analog sensors (temperature, light, voltage) without external muxing, while the on-chip op amp amplifies low-output sensors (e.g., thermocouples, photodiodes) directly on the die. The 32 MHz CPU lets it process sensor data and run light RF stack handling before returning to sleep. Core Independent Peripherals like CLC and NCO offload wake-up timing logic so the CPU stays asleep longer.
Recomendado
LED Lighting Controller
For LED lighting controllers, the PIC16LF1718-I/SP provides the 8-bit DAC and PWM peripherals needed for color-mixing and dimming, while the Complementary Output Generator (COG) hardware peripheral drives half-bridge MOSFETs with programmable dead-band delay, eliminating software timing jitter. Zero Cross Detect (ZCD) interfaces directly with the AC mains for TRIAC dimming without additional optocouplers in many designs. The wide operating voltage and op amp front-end close the loop on current sensing. The 28-SPDIP package suits through-hole reference designs and educational kits for LED driver development.
Recomendado
Consumer Appliance Control Board
In consumer appliances such as coffee machines, washing machines, and microwave ovens, the PIC16LF1718-I/SP brings on-chip op amps for signal conditioning (e.g., current sense on motor drivers), a 10-bit ADC for thermistor and keypad scanning, and PWM channels for motor and buzzer control. Its Core Independent Peripherals (CLC, NCO) handle timing-critical tasks like zero-crossing detection of the AC line without CPU intervention, improving EMC robustness. The 28-SPDIP industrial-grade package is field-proven for through-hole manufacturing lines and supports in-circuit programming for firmware updates.
Recomendado
Portable Medical Monitoring Device
Portable medical devices (pulse oximeters, glucose meters, handheld spirometers) leverage the PIC16LF1718-I/SP's XLP sleep modes to extend battery life for multi-day monitoring. Its 1.8 V supply allows direct operation from a single Li coin cell, while the on-chip op amp amplifies photodiode signals in pulse-ox designs and the 10-bit ADC digitizes them with adequate resolution for SpO2 calculation. The CLC peripheral can implement a hardware heart-rate detection state machine, waking the CPU only on a detected beat. The 28-SPDIP package is useful for prototyping and clinical pilot builds.
Recomendado
Low-Cost Industrial Sensor Transmitter
For 4–20 mA loop-powered or battery-backed industrial sensor transmitters, the PIC16LF1718-I/SP provides the analog front-end (op amp + 10-bit ADC + reference), digital computation (32 MHz core), and serial communication peripherals (UART, I2C, SPI) in one chip. Its on-chip 8-bit DAC and PWM can synthesize the 4–20 mA loop current without a dedicated DAC chip, reducing BOM cost. The industrial temperature grade and robust SPDIP package suit factory-floor environments. PPS allows the same firmware to target different pin-outs for multi-product families, simplifying manufacturing.
Recomendado
Educational / Hobby MCU Development
The PIC16LF1718-I/SP is widely used in educational and hobby settings because the 28-SPDIP package fits standard 0.300 inch DIP sockets, breadboards, and through-hole trainer boards. The MPLAB X IDE with XC8 compiler is free, and the PICkit 4 / Snap programmer debugs the device in-circuit. The on-chip peripherals (CLC, COG, NCO, ZCD, op amps, dual DAC) expose students to advanced MCU concepts not available in simpler 8-bit parts. Microchip's Curiosity and Low Pin Count development boards include compatible pin headers for hands-on learning.
Recomendado
Resumo dos produtos recomendados
Dados de referência de engenharia para PIC16LF1718-I/SP — comparação, orientação de projeto e informações de conformidade.
Guia de seleção
Comparação com alternativas
| Parâmetro | Este produto | PIC16F1718-I/SP | PIC16LF1717-I/SP | PIC16LF1718-E/SP | PIC16LF1713-E/SP |
|---|---|---|---|---|---|
| Package | 28-SPDIP | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Supply Voltage | 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 |
| Flash Memory | 28 KB | 28 KB | 28 KB | 28 KB | 7 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB | 512 B |
| ADC Channels | 17 channels, 10-bit | 17 channels, 10-bit | 12 channels, 10-bit | 17 channels, 10-bit | 11 channels, 10-bit |
| DAC | 1 x 5-bit, 1 x 8-bit | 1 x 5-bit, 1 x 8-bit | 1 x 5-bit | 1 x 5-bit, 1 x 8-bit | 1 x 5-bit |
| Operating Temperature | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +85 °C | -40 °C to +125 °C | -40 °C to +125 °C |
Principais diferenciais
- Highest Flash and ADC channel count in the 1718 SPDIP family (vs PIC16LF1717-I/SP)
- Wider temperature range than standard-grade LF variant (vs PIC16LF1718-I/SP (standard grade))
- Four times the Flash and full peripheral set vs entry-level 1713 (vs PIC16LF1713-E/SP)
Notas de projeto
The PIC16LF1718-I/SP's XLP nanoWatt deep-sleep mode draws approximately 20 nA with the WDT disabled, but rises to ~800 nA with WDT and RTCC active. For minimal sleep current, disable all unused peripherals in firmware before issuing the SLEEP instruction, and configure unused pins as outputs driving low. Decoupling: place a 100 nF ceramic capacitor within 3 mm of the VDD pin, plus a 10 µF bulk capacitor if the supply source impedance exceeds 1 Ω. Estimated: with 32 MHz active core current of ~6 mA at 3.3 V, average current for a duty-cycled sensor (1 ms active / 999 ms sleep) is approximately 26 µA, supporting years of life from a single CR2032 coin cell.
Place the 28-SPDIP decoupling capacitors (100 nF + 10 µF) as close as possible to the VDD and VSS pins. The PIC16LF1718's analog inputs (RA0–RA5, RB0–RB3) should be guarded with a ground ring or kept away from switching traces to preserve ADC accuracy. The MCLR pin should be pulled up to VDD through a 10 kΩ resistor; an optional 100 nF to VDD on MCLR improves ESD immunity. Programming connector pads (ICSPDAT/ICSPCLK) should be routed to the dedicated RB7/RB6 pins per the Microchip ICSP specification to allow in-circuit debugging.
Do not enable the LF variant on a 5 V supply — the absolute maximum VDD is 4.0 V for the LF series and 5.5 V for the F series; mixing them will damage the MCU. When migrating firmware from PIC16LF1713-I/SP to PIC16LF1718-I/SP, verify that all PPS assignments are remapped because the higher pin count exposes more peripheral-to-pin options that may not be compatible with the smaller device. The CLC, COG, NCO, and ZCD peripherals must be explicitly enabled in firmware via PMD registers; an unconfigured CIP does not affect pins until the peripheral is turned on.
Informações de conformidade
RoHS and lead-free per Microchip product page. Not AEC-Q100 qualified — use automotive-grade PIC parts if AEC-Q100 is required. Halogen-free status not explicitly stated in provided data.
