PIC16LF1718-E/SP - 8-Bit XLP MCU 28KB Flash 28-SPDIP | Microchip
MPN: PIC16LF1718-E/SP ✓ فعالPIC16LF1718-E/SP نمای کلی
An 8-bit microcontroller (MCU) is a single-chip computer with an 8-bit data path, on-chip Flash, RAM, EEPROM, peripherals, and CPU core. Within the broader hierarchy, MCUs sit inside microcontrollers and processors -> embedded ICs -> integrated circuits -> semiconductors. PIC microcontrollers use a RISC-based Harvard architecture with 14-bit wide instruction words, providing deterministic timing and a compact instruction set optimized for C and assembly embedded firmware.
Key features of the PIC16LF1718-E/SP include on-chip operational amplifiers, a 10-bit ADC with computation (ADC2), 5-bit and 8-bit DACs, two CCP/PWM modules, Core Independent Peripherals such as CLC (Configurable Logic Cell), COG (Complementary Output Generator), NCO (Numerically Controlled Oscillator), and Zero-Cross Detect, plus Peripheral Pin Select (PPS) for flexible signal routing. The 32 MHz internal oscillator and 2.5V-3.3V LF (low-F) voltage range make the part suitable for battery-powered designs.
The architecture uses Microchip's enhanced mid-range 8-bit core with a 14-bit instruction word, 16-level hardware stack, and a 31 kHz to 32 MHz selectable oscillator block. Internal PLLs and HFINTOSC tuning allow precise baud-rate generation for EUSART, I2C, and SPI peripherals without external crystals, while PPS lets designers remap digital peripheral I/O to most pins after PCB layout.
Typical applications include consumer white goods, IoT sensor nodes, battery-powered handheld instruments, low-cost motor control, lighting control, and general-purpose embedded control. The combination of op-amps, DACs, and PWM makes it especially useful in closed-loop analog systems. Design consideration: leverage Core Independent Peripherals to offload timing-critical tasks from the CPU so the core can remain in sleep mode, which is critical for XLP energy budgets on coin-cell powered designs.
جایگزین‌های drop-in برای PIC16LF1718-E/SP — همان پکیج، سازگار پین‌به‌پین. قطعات با پکیج متفاوت که نیاز به تغییر PCB دارند مستثنی هستند.
گونه‌ها در این سری
مدل‌های هم‌سری که جایگزین مستقیم هستند برای PIC16LF1718-E/SP (همان فرم‌فاکتور و فوت‌پرینت) — متفاوت در Package, ADC, DAC, Operating Temperature, Program Memory (Flash).
PIC16LF1718-I/SP
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC16F1718-I/SP
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC16LF1713-E/SP
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC16LF1518-E/SP
✅ جایگزین مستقیمبرای قیمت تماس بگیرید
مشاهده دیتاشیت ←PIC16LF1718-E/SP حداکثر مقادیر مجاز و مشخصات الکتریکی
| Core | PIC 8-bit enhanced mid-range |
| Family | PIC® XLP™ 16F |
| Instruction Set Architecture | RISC, 14-bit instruction word |
| Program Memory (Flash) | 28 KB (16K x 14 words) |
| Data RAM | 2 KB |
| Data EEPROM | 256 bytes |
| CPU Speed | 32 MHz (8 MIPS) |
| Operating Voltage Range | 2.5 V to 3.3 V (LF series, low-F) |
| محدوده دمای کاری | -40C to +125C (Extended, -E suffix) |
| بسته‌بندی | 28-SPDIP (Skinny Plastic DIP, through-hole) |
| تعداد پایه | 28 |
| نوع نصب | Through-Hole |
| ADC | 10-bit ADC with computation |
| DAC | 5-bit and 8-bit DAC modules |
| Op-Amps (on-chip) | Yes |
| Core Independent Peripherals | CLC, COG, NCO, Zero-Cross Detect |
| Peripheral Pin Select (PPS) | Yes |
| Communication Interfaces | EUSART, I2C, SPI |
| PWM / CCP | 2 CCP modules with PWM |
| Comparators | HS Comparators |
| سطح MSL | 1 (unlimited floor life) |
| وضعیت RoHS | Compliant |
| Temperature Grade | Automotive / Extended |
پیکربندی پین PIC16LF1718-E/SP
| پین 1 | RA3/AN3/Vref+ — Bidirectional I/O / analog input / ADC reference |
| پین 2 | RA4/AN4 — Bidirectional I/O / analog input |
| پین 3 | RA5/MCLR/Vpp — Bidirectional I/O / Master Clear (reset) / programming voltage |
| پین 4 | RA6/OSC2/CLKR — Bidirectional I/O / oscillator output / clock output |
| پین 5 | RA7/OSC1/CLKIN — Bidirectional I/O / oscillator input / external clock |
| پین 6 | VSS — Ground reference |
| پین 7 | RB0/AN12/CCP1 — Bidirectional I/O / analog input / CCP1 PWM output |
| پین 8 | RB1/AN10/CCP2 — Bidirectional I/O / analog input / CCP2 PWM output |
| پین 9 | RB2/AN8 — Bidirectional I/O / analog input |
| پین 10 | RB3/AN9 — Bidirectional I/O / analog input |
| پین 11 | RB4/AN11 — Bidirectional I/O / analog input |
| پین 12 | RB5/AN13 — Bidirectional I/O / analog input |
| پین 13 | RB6/PGC/ICSPCLK — Bidirectional I/O / ICSP clock / programming debug |
| پین 14 | RB7/PGD/ICSPDAT — Bidirectional I/O / ICSP data / programming debug |
| پین 15 | VSS — Ground reference |
| پین 16 | VDD — Positive supply (2.5V-3.3V LF) |
| پین 17 | RA0/AN0 — Bidirectional I/O / analog input |
| پین 18 | RA1/AN1 — Bidirectional I/O / analog input |
| پین 19 | RA2/AN2/Vref- — Bidirectional I/O / analog input / ADC reference |
| پین 20 | RC0 — Bidirectional digital I/O |
| پین 21 | RC1 — Bidirectional digital I/O |
| پین 22 | RC2/AN6 — Bidirectional I/O / analog input |
| پین 23 | RC3/AN7 — Bidirectional I/O / analog input |
| پین 24 | RC4 — Bidirectional digital I/O |
| پین 25 | RC5 — Bidirectional digital I/O |
| پین 26 | RC6/AN16 — Bidirectional I/O / analog input |
| پین 27 | RC7/AN17 — Bidirectional I/O / analog input |
| پین 28 | VSS — Ground reference |
کاربردهای معمول
PIC16LF1718-E/SP مناسب است برای 6 کاربردs: IoT Sensor Node with Battery Life Target, Consumer Appliance Control (White Goods), Battery-Powered Handheld Instrument, Low-Cost Motor Control (Brushed DC, Stepper), Lighting Control and Dimmable LED Drivers, Automotive Body and Sensor Modules.
IoT Sensor Node with Battery Life Target
The PIC16LF1718-E/SP excels in IoT sensor nodes because its 2.5V-3.3V VDD range maps directly onto coin-cell and Li-Ion chemistries, and XLP sleep current below 1 µA typical enables multi-year battery life on a single CR2032. Its on-chip 10-bit ADC with computation (ADC2) handles low-frequency sensor sampling while CLC and NCO peripherals offload pulse counting and timing logic, allowing the CPU to remain in sleep most of the time. Core Independent Peripherals service interrupts autonomously, so the 8 MIPS core wakes only to publish data, extending operating life. Designers place the part between the battery and a low-power RF module with brown-out reset guarding the 2.5V minimum.
پیشنهادی
Consumer Appliance Control (White Goods)
In washing machines, dishwashers, and microwave ovens, the PIC16LF1718-E/SP drives user-interface keypads, LED indicators, relay drivers, and motor-control PWM outputs. Its on-chip op-amps condition sensor signals (temperature, water level, current sensing), while the 8-bit DAC generates reference voltages for adaptive control loops. The -40C to +125C extended temperature rating survives under-hood thermal stress. Compared with discrete logic designs, integrating the op-amps and comparators on-chip saves PCB area and reduces BOM cost by tens of cents per board at production volumes.
پیشنهادی
Battery-Powered Handheld Instrument
Portable multimeters, digital thermometers, and medical-grade wearables benefit from the PIC16LF1718-E/SP's low-voltage operation and rich analog integration. The 10-bit ADC with computation oversamples to extract 12-bit effective resolution from noisy sensors, while on-chip op-amps boost low-level signals (thermocouples, electrodes) before digitization. The 28-SPDIP through-hole package simplifies hand-rework and breadboarding during prototyping. Designers typically pair the MCU with a small SPI OLED display and operate from two AAA cells, using sleep modes between measurements to extend operating life.
پیشنهادی
Low-Cost Motor Control (Brushed DC, Stepper)
For brushed DC and unipolar stepper drives in printers, fans, and small pumps, the PIC16LF1718-E/SP generates up to two PWM channels via its CCP modules with complementary outputs from COG. The 32 MHz CPU executes FOC-style routines at rates exceeding 100 kHz, while the 5/8-bit DAC provides programmable reference voltages for current-sensing comparators. The HS comparators inside the chip enable hardware overcurrent protection that latches faults without software latency. Compared to dedicated motor-control ICs, this approach costs less but trades off advanced algorithms for flexibility.
پیشنهادی
Lighting Control and Dimmable LED Drivers
In dimmable LED lamps and architectural lighting controllers, the PIC16LF1718-E/SP produces high-resolution PWM via the COG peripheral, achieving better than 0.1% dimming linearity across the full range. The Zero-Cross Detect peripheral synchronizes phase-angle dimming with the AC line, while the on-chip op-amps condition feedback from the LED current shunt. The 32 MHz CPU runs smoothing algorithms and DMX-512 or DALI protocol stacks without external glue logic. Engineers often pair the MCU with a constant-current LED driver IC downstream, using PPS to map PWM channels to any GPIO for layout flexibility.
پیشنهادی
Automotive Body and Sensor Modules
For body controllers, HVAC sensor modules, and accessory ECUs, the PIC16LF1718-E/SP delivers extended -40C to +125C operation with the automotive temperature grade designation. Its 32 MHz CPU, on-chip op-amps, and 10-bit ADC make it well suited for sensor signal conditioning on LIN or CAN sub-bus modules. The LF voltage range matches 3.3V regulator outputs typical of modern automotive sensor nodes. Engineers integrate this MCU into under-dash modules and seat-control sensor clusters where PCB area is constrained and BOM cost must stay under a dollar for the controller section.
پیشنهادی
خلاصه محصولات پیشنهادی
داده‌های مرجع مهندسی برای PIC16LF1718-E/SP — مقایسه، راهنمای طراحی و اطلاعات انطباق.
راهنمای انتخاب
مقایسه با جایگزین‌ها
| پارامتر | این محصول | PIC16LF1718-I/SP | PIC16F1718-I/SP | PIC16LF1713-E/SP | PIC16LF1518-E/SP | PIC16LF1718-E/MV |
|---|---|---|---|---|---|---|
| Package | 28-SPDIP (through-hole) | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-SPDIP - same | 28-UQFN (different footprint) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 28 KB (16K x 14) | 28 KB - same | 28 KB - same | 7 KB (-75%) | 28 KB - same | 28 KB - same |
| Operating Voltage | 2.5V to 3.3V (LF) | 2.5V to 3.3V - same | 2.3V to 5.5V (F) | 2.5V to 3.3V - same | 2.5V to 3.3V - same | 2.5V to 3.3V - same |
| Temperature Grade | -40C to +125C (E = Extended) | -40C to +85C (I = Industrial) | -40C to +85C (I = Industrial) | -40C to +125C - same | -40C to +125C - same | -40C to +125C - same |
| On-Chip Op-Amps | Yes | Yes - same | Yes - same | Yes - same | No | Yes - same |
| Core Independent Peripherals | CLC, COG, NCO, ZCD | CLC, COG, NCO, ZCD - same | CLC, COG, NCO, ZCD - same | CLC, COG, NCO, ZCD - same | No CLC/COG (limited CIPs) | CLC, COG, NCO, ZCD - same |
| CPU Speed | 32 MHz / 8 MIPS | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same | 32 MHz - same |
تفاوت‌های کلیدی
- Highest analog integration in 28-SPDIP PIC16F family (در مقابلPIC16LF1518-E/SP)
- Three temperature-grade SKUs for identical 28-SPDIP pinout (در مقابلPIC16LF1718-I/SP)
- 28 KB Flash with peripheral-rich PPS (در مقابلPIC16LF1713-E/SP)
یادداشت‌های طراحی
Estimated: at 32 MHz CPU active, VDD=3.3V, typical active current is around 4 mA; at 32 kHz sleep, typical sleep current drops below 1 µA. To maximize XLP battery life, use Sleep mode between sensor events and let the ADC2 + Auto-Conversion hardware trigger conversions without CPU intervention. Always enable the Brown-Out Reset (BOR) at the lowest possible threshold to avoid corruption during battery droop. Decouple VDD with a 100 nF ceramic as close to pin 16 as possible plus a bulk 10 µF tantalum.
Do not assume the PIC16LF1718-E/SP and PIC16F1718-I/SP are interchangeable when designing for 5V systems. The PIC16LF1718-E/SP tops out at 3.3V; driving 5V signals into any GPIO without level translation will damage the part. Always check the voltage range ordering chart in the datasheet and select the LF or F variant by the actual supply rail, not just by pin count.
Place the ICSP programming pins RB6/PGM (pin 13) and RB7/PGD (pin 14) on dedicated through-hole pads so an MPLAB PICkit 3/4 can be attached without rework. If the 28-SPDIP footprint is hand-soldered, leave 0.1 inch (2.54 mm) pitch pads; the package is through-hole, not surface-mount, so SMD footprints will not work. Route VDD/VDDCORE separately with their own 100 nF ceramic near each pin pair (pin 16 for VDD, pin 6/15/28 for VSS) to avoid supply-induced ADC noise.
The internal 32 MHz HFINTOSC has typical accuracy within ±2% over voltage and temperature, which is fine for UART baud rates up to 115200 with moderate error budget but problematic for CAN or USB. For CAN bus or USB applications, switch to an external crystal on RA6/RA7 (OSC1/OSC2 pins 5/4) and tune the load capacitors to the crystal manufacturer specification (typically 15-33 pF). Enable the PLL on HFINTOSC for higher frequency precision only when the additional current draw is justified.
اطلاعات انطباق
RoHS compliant per Microchip product page. E (Extended) temperature grade is rated -40C to +125C but is not AEC-Q100 qualified; for AEC-Q100 qualified parts select PIC16F1718-E/SP from the automotive line.
