PIC16LF1786T-I/SS - 14KB Flash 8-bit MCU 28-SSOP | Microchip
MPN: PIC16LF1786T-I/SS ✓ فعالPIC16LF1786T-I/SS جائزہ
Key features include 14 KB Flash (8K x 14 words), 1 KB ROM calibration/data, an 8-channel 12-bit ADC, two operational amplifiers, two 8-bit DAC modules, one 5-bit DAC, three comparators, and a 16-bit PWM with three duty-cycle generators. Communication interfaces include I²C, SPI, and EUSART. The PIC16LF1786T-I/SS operates from 1.8 V to 3.6 V (LF denotes the low-voltage variant), making it well-suited to battery-powered applications.
An 8-bit PIC microcontroller is a RISC-based CMOS MCU from Microchip's PIC® family that executes a single instruction per 200 ns cycle at 32 MHz. The PIC16LF1786 belongs to the mid-range enhanced (PIC16) family - it sits above the PIC10/12 baseline family and below the PIC18/PIC24 families in the broader Microchip MCU taxonomy. The PIC16(X)LP designation signals nanoWatt XLP ultra-low-power technology with deep-sleep currents in the tens of nA.
The PIC16LF1786T-I/SS integrates the FVR (Fixed Voltage Reference), CTMU (Charge Time Measurement Unit), and Zero-Cross Detect on-chip, removing external analog components and shrinking the BOM for sensor-interface designs. The 12-bit ADC plus on-chip op-amps enable closed-loop analog control without external instrumentation amplifiers.
Typical applications include battery-powered sensor nodes, low-cost instrumentation, LED lighting control, IoT edge nodes, and consumer human-interface products. The wide operating temperature range of -40 °C to +85 °C supports industrial-grade deployments.
When designing with this part, choose the PIC16LF1786 family specifically when you need >10 KB Flash with on-chip op-amps and 12-bit ADC in a 28-pin package at 3.3 V. For pure 5 V operation use the PIC16F1786 (non-LF) variant. The 28-SSOP footprint is shared with the PIC16LF1784/1783/1782 families, easing PCB reuse across firmware variants.
This page synthesizes distributor pricing, same-family drop-in alternatives, and practical design notes not found in the manufacturer datasheet.
کے لیے ڈراپ اِن متبادل PIC16LF1786T-I/SS — یکساں پیکیج، پن سے پن مطابقت پذیر۔ مختلف پیکیج والے پرزے جن کے لیے PCB دوبارہ کام درکار ہو، شامل نہیں ہیں۔
اس سیریز میں مختلف ورژن
اسی سیریز کے ماڈلز جو ڈراپ اِن مطابقت رکھتے ہیں PIC16LF1786T-I/SS (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف MSL Level, Operating Temperature, Package, DAC, Comparators.
PIC16LF1786-I/SS
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16LF1786-E/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1786-I/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1786-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1784T-I/SS
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16LF1783T-I/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1782T-I/SS
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1786T-I/SS زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Series | PIC® XLP™ 16F |
| Core Architecture | PIC16 (8-bit RISC) |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| ROM | 1 KB |
| RAM | 1 KB |
| Maximum CPU Speed | 32 MHz (200 ns instruction cycle) |
| Supply Voltage (VDD) | 1.8 V to 3.6 V |
| آپریٹنگ درجہ حرارت | -40 °C to +85 °C (Industrial, 'I') |
| ADC | 12-bit, 8-channel |
| On-chip Op-Amps | 2 |
| DAC Modules | 2 x 8-bit, 1 x 5-bit |
| Comparators | 3 |
| PWM | 16-bit, 3 duty-cycle generators |
| Communication Interfaces | I²C, SPI, EUSART |
| On-chip Analog Peripherals | FVR, CTMU, Zero-Cross Detect |
| پیکیج | 28-pin SSOP (0.209", 5.30 mm width) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
| Lead-Free | Yes |
| MSL لیول | 1 (Unlimited) |
PIC16LF1786T-I/SS پن کنفیگریشن
| پن 1 | MCLR/RE3 — Master Clear (reset) input / digital I/O pin RE3 |
| پن 2 | RA0/AN0 — PORTA bit 0 / analog input AN0 |
| پن 3 | RA1/AN1 — PORTA bit 1 / analog input AN1 |
| پن 4 | RA2/AN2 — PORTA bit 2 / analog input AN2 |
| پن 5 | RA3/AN3 — PORTA bit 3 / analog input AN3 / VREF+ |
| پن 6 | RA4/AN4 — PORTA bit 4 / analog input AN4 |
| پن 7 | RA5/AN5 — PORTA bit 5 / analog input AN5 |
| پن 8 | VSS — Ground reference |
| پن 9 | RA7 — PORTA bit 7 / digital I/O |
| پن 10 | RA6 — PORTA bit 6 / digital I/O |
| پن 11 | RC0 — PORTC bit 0 / digital I/O |
| پن 12 | RC1 — PORTC bit 1 / digital I/O |
| پن 13 | RC2 — PORTC bit 2 / digital I/O |
| پن 14 | RC3 — PORTC bit 3 / digital I/O |
| پن 15 | RC4 — PORTC bit 4 / digital I/O |
| پن 16 | RC5 — PORTC bit 5 / digital I/O |
| پن 17 | RC6 — PORTC bit 6 / digital I/O |
| پن 18 | RC7 — PORTC bit 7 / digital I/O |
| پن 19 | VSS — Ground reference (second) |
| پن 20 | VDD — Positive supply voltage (1.8 V to 3.6 V) |
| پن 21 | RB0 — PORTB bit 0 / digital I/O / interrupt-on-change |
| پن 22 | RB1 — PORTB bit 1 / digital I/O / interrupt-on-change |
| پن 23 | RB2 — PORTB bit 2 / digital I/O / interrupt-on-change |
| پن 24 | RB3 — PORTB bit 3 / digital I/O / interrupt-on-change |
| پن 25 | RB4 — PORTB bit 4 / digital I/O / interrupt-on-change |
| پن 26 | RB5 — PORTB bit 5 / digital I/O / interrupt-on-change |
| پن 27 | RB6 — PORTB bit 6 / digital I/O / ICSPCLK |
| پن 28 | RB7 — PORTB bit 7 / digital I/O / ICSPDAT |
عام استعمالات
PIC16LF1786T-I/SS کے لیے موزوں ہے 7 ایپلیکیشنs: Battery-Powered IoT Sensor Node, Industrial Sensor Transmitter (4-20 mA / 0-10 V), LED Lighting and Backlight Driver, Consumer HMI / User Interface Controller, Low-Cost Instrumentation and Data Logger, Automotive Body and Accessory Module, Smart Home Wireless Sensor / Edge Node.
Battery-Powered IoT Sensor Node
The PIC16LF1786T-I/SS fits battery-powered IoT sensor nodes where its 1.8-3.6 V VDD range allows direct Li-ion or 2xAA operation without a boost regulator, and nanoWatt XLP sleep currents (down to tens of nA in deep sleep) extend battery life to multi-year levels. The integrated 12-bit 8-channel ADC plus two on-chip op-amps handle thermistor, strain-gauge, and 4-20 mA current-loop sensors without external analog components, shrinking BOM and PCB area. The 14 KB Flash comfortably fits BLE/Zigbee peripheral driver stacks plus application firmware. For LoRa or sub-GHz radio links, the SPI bus supports up to 10 MHz clocking, enabling raw-radio transceivers like the SX1276 to be attached directly.
تجویز کردہ
Industrial Sensor Transmitter (4-20 mA / 0-10 V)
The PIC16LF1786T-I/SS serves as the MCU core of 4-20 mA and 0-10 V industrial sensor transmitters, where its on-chip 12-bit ADC and two operational amplifiers implement complete signal-conditioning chains for bridge sensors, RTDs, and thermocouples. The CTMU peripheral provides temperature-compensated capacitance measurement for humidity and level sensing. Industrial-grade -40 to +85 °C operation handles factory-floor environments. The I²C bus interfaces to EEPROM for calibration storage and to digital temperature sensors for cold-junction compensation, while the EUSART drives RS-485 transceivers for Modbus RTU communication in field-sensor networks.
تجویز کردہ
LED Lighting and Backlight Driver
The PIC16LF1786T-I/SS drives LED lighting and backlight systems using its 16-bit PWM with three independent duty-cycle generators, plus two 8-bit DACs for current-setpoint control. The high-resolution PWM enables flicker-free dimming below 1% duty cycle, suitable for architectural lighting and human-centric circadian-tuning applications. Zero-Cross Detect on-chip synchronizes TRIAC dimmer phase cuts, eliminating external zero-cross circuitry. The low-power operation makes it ideal for mains-isolated smart-switch designs powered from a 3.3 V supply via capacitive dropper. The EUSART drives DMX512 or DALI bridge transceivers for professional lighting control networks.
تجویز کردہ
Consumer HMI / User Interface Controller
The PIC16LF1786T-I/SS functions as the HMI controller in consumer appliances, controlling capacitive-touch keypads via the CTMU peripheral and driving segment or small graphical LCDs through SPI. The 14 KB Flash holds USB HID stacks, capacitive-touch libraries, and product UI logic. Three comparators implement rotary-encoder signal conditioning without external components, while the EUSART interfaces to main appliance controllers. Low 1.8 V operation extends battery life in portable consumer products like electric shavers, toothbrushes, and personal care devices where 32 MHz performance handles touch scanning with adequate margin.
تجویز کردہ
Low-Cost Instrumentation and Data Logger
The PIC16LF1786T-I/SS builds low-cost portable instrumentation like multimeters, clamp meters, and temperature loggers, where its 12-bit ADC and on-chip op-amps provide sufficient accuracy for general-purpose measurements. The 1 KB RAM buffers acquisition samples before writing to external SPI Flash via the SPI bus. XLP deep-sleep modes enable year-long battery operation in field-deployed loggers. The EUSART provides USB-CDC bridge connectivity for PC-based data download, while the FVR (Fixed Voltage Reference) ensures ADC accuracy across supply voltage variations - critical for handheld instruments where battery voltage drops over time.
تجویز کردہ
Automotive Body and Accessory Module
The PIC16LF1786T-I/SS, when used in its automotive-grade sibling PIC16LF1786-E/SS variant, fits body and accessory modules like HVAC controls, mirror adjusters, and ambient lighting drivers. Its 12-bit ADC reads potentiometer inputs for seat-position sensing, while the 16-bit PWM drives LED strings with smooth dimming transitions. The EUSART interfaces to LIN bus transceivers for sub-network communication in body controllers, while the SPI bus drives segment LCDs for HVAC displays. Industrial-grade -40 to +85 °C operation handles under-dash environments; the 'E' extended variant handles engine-bay temperatures up to +125 °C.
تجویز کردہ
Smart Home Wireless Sensor / Edge Node
The PIC16LF1786T-I/SS is suitable for smart-home wireless sensors and edge nodes that connect via Zigbee, Thread, or BLE to home automation hubs. Its 14 KB Flash holds 802.15.4 MAC-layer code plus application logic, while nanoWatt XLP sleep currents enable multi-year battery operation from CR2032 coin cells when sleeping between transmissions. The I²C bus interfaces to environmental sensors (temperature, humidity, air quality), and the on-chip 12-bit ADC reads battery voltage for low-battery alerts. With 1.8 V minimum operation, the MCU runs directly from the coin cell without a boost converter, maximizing usable capacity.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16LF1786T-I/SS — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16LF1786-I/SS | PIC16LF1786-E/SS | PIC16LF1784T-I/SS | PIC16LF1783T-I/SS |
|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 28-SSOP | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same | 28-SSOP - same |
| Flash Memory | 14 KB | 14 KB | 14 KB | 7 KB | 7 KB |
| RAM | 1 KB | 1 KB | 1 KB | 1 KB | 512 B |
| Operating Voltage | 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 | 1.8 V to 3.6 V |
| Operating Temperature | -40 to +85 °C (Industrial) | -40 to +85 °C | -40 to +125 °C (Extended) | -40 to +85 °C | -40 to +85 °C |
| ADC Resolution | 12-bit | 12-bit | 12-bit | 12-bit | 12-bit |
| Packaging Format | Tape & Reel (T suffix) | Tube | Tube | Tape & Reel | Tape & Reel |
| Unit Price (1pc, USD) | $3.15 | $3.00 (est.) | $3.50 (est.) | $2.85 (est.) | $2.65 (est.) |
اہم امتیازی خصوصیات
- Highest Flash density in PIC16LF178x 28-SSOP family (بمقابلہPIC16LF1784T-I/SS)
- Industrial vs extended temperature grade option (بمقابلہPIC16LF1786-E/SS)
- Same die across packaging variants (بمقابلہPIC16LF1786-I/SP (28-PDIP))
ڈیزائن نوٹس
The PIC16LF1786T-I/SS supports nanoWatt XLP sleep modes with deep-sleep currents in the tens of nA. For battery-powered designs, drive the MCU into SLEEP between sensor-read intervals and wake via WDT or interrupt-on-change. Estimated: at 1.8 V with deep sleep at 50 nA and average active current of 1 mA for 0.1% duty-cycle wakes, the average consumption is approximately 1 uA - enabling 5+ year operation from a 2,400 mAh 2xAA battery pack.
Place the 0.1 uF VDD-VSS decoupling capacitor within 5 mm of the VDD pin (pin 20) and an additional bulk capacitor (1-10 uF) on the same supply rail. The 28-SSOP package has limited thermal dissipation; route the ground pour directly under the package and tie both VSS pins (pin 8 and pin 19) to a continuous ground plane for return-path integrity. For noisy environments, add ferrite beads on the VDD trace feeding analog-sensitive pins.
Do not confuse the PIC16LF1786 (1.8-3.6 V) with the PIC16F1786 (2.3-5.5 V); the 'L' prefix indicates low-voltage operation. Forgetting this distinction and applying 5 V will permanently damage the LF variant. Also note: pins RA0-RA5 default to analog mode on reset - configure them as digital via ANSEL register before using as GPIO. The MCLR pin (pin 1) can be disabled by configuration bit MCLRE = OFF; in that case pin 1 becomes general-purpose RA5/RE3.
تعمیل کی معلومات
RoHS and lead-free status confirmed via Microchip product page and distributor listings. For AEC-Q100 qualified automotive operation, the PIC16F1786 family uses different part numbers; the PIC16LF1786 standard part is industrial grade and not AEC-Q100 qualified.
