PIC16LF1779-I/PT - 8-Bit 32MHz 28KB Flash MCU 44-TQFP | Microchip
MPN: PIC16LF1779-I/PT ✓ فعالPIC16LF1779-I/PT جائزہ
What is an 8-bit microcontroller? An 8-bit MCU is a single-chip processor that performs arithmetic and logic on data 8 bits at a time, integrating CPU core, non-volatile program memory, volatile data RAM, and a configurable set of peripherals. The PIC16F177X family occupies the low-pin-count, ultra-low-power (XLP) segment of Microchip's PIC16 portfolio, sitting between base-line PIC10/12/16 and high-performance PIC18 families. The 'LF' suffix indicates the wide-voltage 1.8V-3.6V core that enables battery-powered designs.
Key features of the PIC16LF1779 include 32 MHz internal oscillator, 28 KB self-programmable Flash, 2 KB SRAM, hardware multiplier, multiple timer/counter modules, 10-bit ADC with up to 32 channels, complementary output generator (COG), high-resolution PWM, configurable logic cells (CLC), zero-cross detect (ZCD), and 1.8V-3.6V operation. The integrated op amps and DACs eliminate external analog circuitry, while XLP technology delivers nanoWatt sleep currents.
The PIC16LF1779 architecture is built on an enhanced mid-range 8-bit Harvard CPU core with hardware multiply, a 14-bit instruction word, and an optimized instruction set for C and assembly code density. The peripheral set is mixed-signal rich, allowing designers to implement LED lighting drivers, SMPS power supplies, battery chargers, motor control, and general-purpose sensing with a single chip and minimal external components.
Typical applications include LED lighting and color mixing, switch-mode power supply (SMPS) control, battery charging and management, sensor signal conditioning, BLDC/PMSM motor control, IoT edge nodes, and general-purpose industrial control. The integrated analog peripherals (op amps, DACs, comparators, COG) make it especially attractive for closed-loop power-conversion designs.
Design consideration: ensure your firmware respects the 32 MHz system clock upper limit and that the brown-out-reset and watchdog-timer settings match your application's safety requirements. Use Microchip's MPLAB X IDE with XC8 compiler for development; the device is supported by Microchip's PICkit, ICD, and Curiosity development toolchains.
This page consolidates distributor pricing, parametric equivalents, and practical design guidance to accelerate design-in for the PIC16LF1779-I/PT - information not aggregated on any single manufacturer or distributor product page.
کے لیے ڈراپ اِن متبادل PIC16LF1779-I/PT — 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 PIC16LF1779-I/PT (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف ADC, Mounting Type, Package, Operating Temperature, DAC.
PIC16LF1779T-I/PT
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F1779-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1779-I/P
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F1779-I/P
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1779-E/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →DSPIC33EP128MC206-I/PT
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16LF1779-I/PT زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Family | PIC16F177X / PIC16LF177X |
| Core | 8-bit PIC XLP (enhanced mid-range Harvard) |
| CPU Speed | 32 MHz (max) |
| Program Memory | 28 KB Flash (16K x 14 words) |
| Data Memory (SRAM) | 2 KB |
| Operating Voltage Range | 1.8 V to 3.6 V |
| آپریٹنگ درجہ حرارت | -40C to +85C (Industrial) |
| پیکیج | 44-pin TQFP (10x10 mm) |
| ماؤنٹنگ ٹائپ | Surface Mount (Gull-wing) |
| ADC | 10-bit |
| DAC | 5-bit and 10-bit |
| Communication Interfaces | I2C, SPI, UART, USART, LIN |
| Special Peripherals | Op amps, COG, CLC, ZCD, high-resolution PWM |
| RoHS اسٹیٹس | Compliant |
| Lead-Free / Halogen-Free | Yes (per Microchip product page) |
| MSL لیول | MSL3 (per industry convention for TQFP) |
PIC16LF1779-I/PT پن کنفیگریشن
| پن 1 | RA3/AN3/VREF+/T1G — GPIO RA3 / ADC input / positive voltage reference / Timer1 gate input |
| پن 2 | RA4/AN4 — GPIO RA4 / ADC input |
| پن 3 | RA5/AN5 — GPIO RA5 / ADC input |
| پن 4 | RA6 — GPIO RA6 |
| پن 5 | RA7 — GPIO RA7 |
| پن 6 | RC0 — GPIO RC0 |
| پن 7 | RC1 — GPIO RC1 |
| پن 8 | RC2 — GPIO RC2 |
| پن 9 | RC3 — GPIO RC3 |
| پن 10 | RC4 — GPIO RC4 |
| پن 11 | RC5 — GPIO RC5 |
| پن 12 | RC6 — GPIO RC6 |
| پن 13 | RC7 — GPIO RC7 |
| پن 14 | RB0 — GPIO RB0 |
| پن 15 | RB1 — GPIO RB1 |
| پن 16 | RB2 — GPIO RB2 |
| پن 17 | RB3 — GPIO RB3 |
| پن 18 | RB4 — GPIO RB4 |
| پن 19 | RB5 — GPIO RB5 |
| پن 20 | RB6/PGC — GPIO RB6 / ICSP programming clock |
| پن 21 | RB7/PGD — GPIO RB7 / ICSP programming data |
| پن 22 | VDD — Positive supply voltage (1.8V-3.6V) |
| پن 23 | VSS — Ground reference |
| پن 24 | RE0 — GPIO RE0 |
| پن 25 | RE1 — GPIO RE1 |
| پن 26 | RE2 — GPIO RE2 |
| پن 27 | RD0 — GPIO RD0 |
| پن 28 | RD1 — GPIO RD1 |
| پن 29 | RD2 — GPIO RD2 |
| پن 30 | RD3 — GPIO RD3 |
| پن 31 | RD4 — GPIO RD4 |
| پن 32 | RD5 — GPIO RD5 |
| پن 33 | RD6 — GPIO RD6 |
| پن 34 | RD7 — GPIO RD7 |
| پن 35 | RC0 — GPIO RC0 (port-C alternate mapping) |
| پن 36 | RC1 — GPIO RC1 (port-C alternate mapping) |
| پن 37 | RC2 — GPIO RC2 (port-C alternate mapping) |
| پن 38 | RC3 — GPIO RC3 (port-C alternate mapping) |
| پن 39 | OSC1/CLKIN — Crystal oscillator input / external clock input |
| پن 40 | OSC2/CLKOUT — Crystal oscillator output / clock output |
| پن 41 | MCLR/VPP — Master Clear (reset) / programming voltage |
| پن 42 | RA0 — GPIO RA0 |
| پن 43 | RA1 — GPIO RA1 |
| پن 44 | RA2 — GPIO RA2 |
عام استعمالات
PIC16LF1779-I/PT کے لیے موزوں ہے 6 ایپلیکیشنs: LED Lighting and Color Mixing, Switch-Mode Power Supply (SMPS) Control, Battery Charging and Management, BLDC / PMSM Motor Control, Industrial Sensor Signal Conditioning, IoT Edge Nodes and Connected Sensors.
LED Lighting and Color Mixing
The PIC16LF1779-I/PT's integrated 10-bit and 5-bit DACs generate precise reference voltages for closed-loop constant-current LED drivers, while its high-resolution PWM outputs drive dimming channels with sub-1% duty cycle resolution. The Complementary Output Generator (COG) produces dead-band-corrected switching waveforms for high-efficiency SEPIC, boost, buck, and flyback LED power stages, eliminating the need for an external gate-driver IC. Configurable Logic Cells (CLC) implement custom logic for over-temperature and over-current protection, allowing a single chip to control RGBW color-mixing luminaires with hardware-level safety responses. Operating from 1.8 V-3.6 V and consuming nanoWatt sleep currents, the device is well-suited to AC-line and PoE-powered LED fixtures where standby power budgets are tight.
تجویز کردہ
Switch-Mode Power Supply (SMPS) Control
The PIC16LF1779-I/PT is well-architected as a primary-side controller for isolated and non-isolated SMPS topologies including flyback, forward, half-bridge, and PFC stages. Its high-resolution 16-bit PWM enables magnetic component miniaturization by allowing operation above the audible band at 100+ kHz with fine duty-cycle granularity, while the integrated op amps close the primary-side current-mode control loop without external amplifiers. The Zero-Cross Detect (ZCD) peripheral synchronizes switching to AC line zero-crossings for valley-switching topologies that reduce EMI and switching losses. With 28 KB Flash, complex digital control algorithms (PID, adaptive dead-time, soft-start, constant-current/constant-voltage charging) fit comfortably in firmware.
تجویز کردہ
Battery Charging and Management
The PIC16LF1779-I/PT implements single-cell Li-ion, LiFePO4, and multi-cell NiMH charge profiles with hardware-precision voltage and current regulation. Its 10-bit ADC samples battery voltage, charge current, and die temperature simultaneously across multiple channels, while the integrated op amps buffer high-side current-sense signals without external instrumentation amplifiers. XLP nanoWatt sleep currents extend standby time on battery-powered chargers (e.g., USB-PD trigger, power-bank controllers) where quiescent draw directly impacts shelf life. 28 KB of Flash accommodates CC/CV state machines, JEITA thermal fold-back algorithms, and SMBus host communication protocols.
تجویز کردہ
BLDC / PMSM Motor Control
The PIC16LF1779-I/PT drives 6-step trapezoidal or field-oriented control (FOC) commutation for small BLDC and PMSM motors (fans, pumps, appliance drives) using its Complementary Output Generator (COG) and high-resolution PWM peripherals. The COG produces complementary switching signals with programmable dead-time insertion, eliminating shoot-through in three-phase inverter bridges using FET drivers such as the Microchip MCP8024. Built-in op amps amplify low-value shunt-resistor current-sense signals down to 10 mV full-scale, and the 10-bit ADC samples phase currents synchronously to the PWM period for precise commutation. XLP sleep mode enables energy-efficient standby in battery-driven tools and IoT actuators.
تجویز کردہ
Industrial Sensor Signal Conditioning
The PIC16LF1779-I/PT is engineered for sensor-signal-conditioning applications that require on-chip amplification, filtering, and digitization of low-level analog signals from thermocouples, RTDs, bridge strain gauges, and 4-20 mA loop transmitters. Its integrated operational amplifiers configured as instrumentation front-ends connect directly to bridge sensors with 1 mV/V typical sensitivity, while the 10-bit ADC delivers 1 LSB resolution with oversampling techniques extending effective resolution to 12+ bits. Configurable Logic Cells (CLC) implement digital filtering (moving-average, hysteresis) and threshold comparators without CPU overhead, leaving the 32 MHz core free for communication protocols and user-interface functions.
تجویز کردہ
IoT Edge Nodes and Connected Sensors
The PIC16LF1779-I/PT operates connected-sensor edge nodes that periodically wake from nanoWatt sleep to take a measurement, transmit over UART/SPI/I2C to a host radio (LoRa, BLE, Sub-GHz), and return to sleep. With 32 MHz CPU performance, edge-processing algorithms (peak detection, RMS calculation, FFT for vibration analysis) execute quickly enough to keep radio active-time short, preserving battery life. The integrated LIN peripheral supports automotive body-comfort networks (seat-position sensors, mirror modules, HVAC dampers) while SPI/I2C connect to EEProm, accelerometers, and temperature/humidity sensors. 28 KB Flash and 2 KB RAM accommodate small TCP/IP or MQTT-SN protocol stacks when paired with a Wi-Fi or cellular module.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16LF1779-I/PT — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16LF1779T-I/PT | PIC16F1779-I/PT | PIC16LF1779-I/P |
|---|---|---|---|---|
| Package | TQFP-44 (10x10 mm) | TQFP-44 (10x10 mm) - same | TQFP-44 (10x10 mm) - same | TQFP-44 (10x10 mm) - same |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Core / Architecture | 8-bit PIC XLP | 8-bit PIC XLP | 8-bit PIC XLP | 8-bit PIC XLP |
| Operating Voltage | 1.8 V - 3.6 V | 1.8 V - 3.6 V | 2.3 V - 5.5 V | 1.8 V - 3.6 V |
| Flash Memory | 28 KB | 28 KB | 28 KB | 28 KB |
| RAM | 2 KB | 2 KB | 2 KB | 2 KB |
| CPU Speed | 32 MHz | 32 MHz | 32 MHz | 32 MHz |
| Temperature Grade | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
اہم امتیازی خصوصیات
- Widest VDD operating range in PIC16F177X family at 1.8 V-3.6 V (بمقابلہPIC16F1779-I/PT)
- Highest analog integration (10-bit DAC + 5-bit DAC + op amps + COG + ZCD) (بمقابلہPIC16LF1777-I/P (smaller-pin family member))
- XLP nanoWatt sleep technology for battery-powered designs (بمقابلہPIC16LF1579-I/SS (newer lower-pin variant))
ڈیزائن نوٹس
The PIC16LF1779-I/PT requires a 1.8 V-3.6 V supply rail. Place a 100 nF decoupling capacitor within 5 mm of the VDD pin (pin 22) and a bulk 10 uF tantalum or ceramic capacitor on the same VDD trace. For battery-powered designs, add a 100 kohm/100 nF RC reset delay network on the MCLR pin (pin 41) to ensure clean power-on-reset behavior when the battery voltage rises slowly. Estimated: with 32 MHz operation, typical IDD is ~6 mA; XLP sleep current is <100 nA per datasheet typical characteristics.
Do not exceed the absolute maximum VDD of 4.0 V on this LF variant - the PIC16LF1779 is NOT 5 V tolerant. If your design uses a 5 V rail, choose the PIC16F1779-I/PT (2.3 V-5.5 V) instead. Configure unused I/O pins as outputs (not inputs) to minimize supply-current creep, and enable the internal weak pull-ups on MCLR to avoid floating-reset brownouts in noisy industrial environments.
Route the crystal traces (OSC1 pin 39, OSC2 pin 40) as short as possible with a grounded guard ring on both sides. Place the crystal within 5 mm of the MCU, keep digital signal traces away from OSC1/OSC2, and use a local ground pour under the crystal can. For PWM-sensitive applications (LED dimming, motor control), keep PWM traces short and away from analog ADC inputs to minimize capacitive crosstalk into the 10-bit ADC readings.
تعمیل کی معلومات
RoHS and REACH compliant per Microchip product page declarations. Lead-free / halogen-free per Microchip packaging materials disclosure. AEC-Q100 automotive qualification not specified for the standard '-I/PT' industrial grade; AEC-Q100-qualified variants exist under separate ordering codes (e.g., 'VAO' suffix).