PIC16F1776-E/MX - 8-Bit 32MHz 14KB Flash MCU | Microchip | UQFN-28
MPN: PIC16F1776-E/MX ✓ فعالPIC16F1776-E/MX جائزہ
An 8-bit microcontroller (MCU) is a compact, single-chip computer that integrates a CPU, non-volatile program memory, volatile data memory, and configurable I/O on one silicon die. It occupies the hierarchy: 8-bit MCU -> microcontroller -> embedded processor -> semiconductor. PIC microcontrollers use a modified Harvard RISC architecture and are optimized for deterministic interrupt response, low power consumption, and ease of programming through the MPLAB X IDE ecosystem. The 'XLP' (eXtreme Low Power) designation indicates sleep currents typically in the nanoamp range, making PIC16F1776-E/MX well-suited to battery- or energy-harvesting-powered applications.
Key differentiating features include multiple on-chip operational amplifiers, 5-bit and 10-bit DACs, high-speed comparators, a 10-bit ADC, 10/16-bit PWMs with programmable ramp generation, and a Complementary Waveform Generator (CWG) — peripherals that normally require external ICs. Core peripherals also include configurable logic cells (CLC), a numerically controlled oscillator (NCO), and Zero Cross Detect (ZCD) for zero-voltage switching in TRIAC or MOSFET AC-line designs.
The PIC16F1776 architecture employs an 8-bit data path with a 14-bit instruction word, providing code density advantages over byte-oriented 8-bit cores. Internal oscillator options support 32MHz HFINTOSC and 31kHz LFINTOSC, allowing the device to operate without an external crystal. The integrated analog engine and PWM peripherals are interconnected via a peripheral pin select and signal routing matrix, reducing external component count.
Typical applications include LED lighting drivers (constant-current, dimming, color-mixing), switch-mode power supplies (PFC, flyback, resonant converters), battery chargers (CC/CV profiles), brushed DC and BLDC motor control (sensorless and sensored), and general-purpose mixed-signal embedded control. The combination of multiple op amps and high-resolution PWMs makes this part especially well-suited to digital-power loops.
When designing with PIC16F1776-E/MX, pay attention to the UQFN-28 package's exposed thermal pad — it must be soldered to a sufficient ground copper pour for both thermal dissipation and electrical grounding. The device's wide operating voltage range (typically 1.8V-3.6V for the 'LF' variant or 2.3V-5.5V for the 'F' variant) allows direct connection to single-cell Li-ion or 5V rails.
This page synthesizes distributor pricing, drop-in alternatives from the PIC16F177x family, and practical design notes not found in the standalone datasheet, providing a faster procurement and evaluation path for design engineers.
کے لیے ڈراپ اِن متبادل PIC16F1776-E/MX — 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 PIC16F1776-E/MX (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, ADC, Comparators, Core Architecture, Operating Temperature.
PIC16F1773-E/MX
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F1776-E/SP
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F1776-I/MX
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F1773-I/MX
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F1769-I/SS
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F1776-E/MX زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Core Architecture | 8-bit PIC (modified Harvard RISC) |
| Program Memory (Flash) | 14 KB (8K x 14 words) |
| Data RAM | 1 KB |
| Maximum CPU Frequency | 32 MHz |
| ADC | 10-bit |
| DAC | 5-bit and 10-bit on-chip |
| Operational Amplifiers | Multiple on-chip op amps |
| Comparators | High-speed comparators on-chip |
| PWM Modules | 10-bit and 16-bit with programmable ramp |
| Complementary Waveform Generator | Yes (CWG) |
| Configurable Logic Cells (CLC) | Yes |
| Numerically Controlled Oscillator (NCO) | Yes |
| Zero Cross Detect (ZCD) | Yes |
| پیکیج | 28-pin UQFN (6x6 mm) with exposed pad |
| آپریٹنگ درجہ حرارت رینج | -40C to +125C (extended, -E suffix) |
| ماؤنٹنگ ٹائپ | Surface Mount |
| RoHS اسٹیٹس | Compliant |
PIC16F1776-E/MX پن کنفیگریشن
| پن 1 | RA0/AN0/C1IN0+/C2IN0+/CWG1FLT — GPIO RA0 / ADC input / comparator input / CWG fault input |
| پن 2 | RA1/AN1/C1IN1-/C2IN1- — GPIO RA1 / ADC input / comparator input |
| پن 3 | RA2/AN2/C1IN0-/C2IN0-/ZCD1 — GPIO RA2 / ADC input / comparator input / Zero Cross Detect |
| پن 4 | RA3/AN3/C1IN1+/C2IN1+ — GPIO RA3 / ADC input / comparator input (input only) |
| پن 5 | RA4/AN4/C1OUT/T0CKI — GPIO RA4 / ADC input / comparator output / Timer0 clock input |
| پن 6 | RA5/AN5/C2OUT — GPIO RA5 / ADC input / comparator output |
| پن 7 | RA6/OSC2/CLKOUT — GPIO RA6 / oscillator output / clock output |
| پن 8 | RA7/OSC1/CLKIN — GPIO RA7 / oscillator input / clock input |
| پن 9 | VDD — Positive supply voltage |
| پن 10 | VSS — Ground reference |
| پن 11 | RB0/AN12/CWG1PPS — GPIO RB0 / ADC input / CWG PPS output |
| پن 12 | RB1/AN10/C1IN3+/PWM4ERS — GPIO RB1 / ADC input / comparator input / PWM4 emergency shutdown |
| پن 13 | RB2/AN8/C2IN3+/PWM3ERS — GPIO RB2 / ADC input / comparator input / PWM3 emergency shutdown |
| پن 14 | RB3/AN9/C1IN2-/C2IN2- — GPIO RB3 / ADC input / comparator input |
| پن 15 | RB4/AN11/PWM5 — GPIO RB4 / ADC input / PWM5 output |
| پن 16 | RB5/AN13/PWM6 — GPIO RB5 / ADC input / PWM6 output |
| پن 17 | RB6/ICSPCLK — GPIO RB6 / In-Circuit Serial Programming clock (also debug) |
| پن 18 | RB7/ICSPDAT — GPIO RB7 / In-Circuit Serial Programming data (also debug) |
| پن 19 | RC0/PWM4 — GPIO RC0 / PWM4 output |
| پن 20 | RC1/PWM5ERS — GPIO RC1 / PWM5 emergency shutdown |
| پن 21 | RC2/PWM6ERS — GPIO RC2 / PWM6 emergency shutdown |
| پن 22 | RC3/SCL/MDMIN — GPIO RC3 / I2C clock / modulation input |
| پن 23 | RC4/SDA/MDOUT — GPIO RC4 / I2C data / modulation output |
| پن 24 | RC5/CCP1 — GPIO RC5 / Capture/Compare/PWM 1 |
| پن 25 | RC6/CCP2 — GPIO RC6 / Capture/Compare/PWM 2 |
| پن 26 | RC7/CCP3 — GPIO RC7 / Capture/Compare/PWM 3 |
| پن 27 | MCLR/VPP — Master Clear (reset) input / programming voltage |
| پن 28 | EP — Exposed thermal pad - connect to ground |
عام استعمالات
PIC16F1776-E/MX کے لیے موزوں ہے 6 ایپلیکیشنs: LED Lighting Drivers, Switch-Mode Power Supplies (SMPS), Battery Charging (CC/CV Profiles), Motor Control (Brushed DC / BLDC), Industrial Sensor Signal Conditioning, General-Purpose Mixed-Signal Embedded Control.
LED Lighting Drivers
The PIC16F1776-E/MX's combination of 16-bit PWMs with programmable ramp, multiple 10-bit DACs, high-speed comparators, and on-chip op amps makes it ideal for multi-channel LED lighting drivers. The device's CWG (Complementary Waveform Generator) supports half-bridge and full-bridge topologies for high-current LED strings, while the integrated op amps provide closed-loop current sensing without external components. The CLC (Configurable Logic Cells) enable custom digital signal conditioning for dimming interfaces (0-10V, DALI, PWM), reducing external component count. The 32 MHz core speed is sufficient to manage color-mixing algorithms for RGBW fixtures and tunable-white lighting at refresh rates above 1 kHz, eliminating visible flicker.
تجویز کردہ
Switch-Mode Power Supplies (SMPS)
The PIC16F1776-E/MX is purpose-built for digital SMPS control. Its 16-bit PWM with 62.5 ns resolution at 32 MHz, integrated high-speed comparators for peak/valley current sensing, and 10-bit ADC with fast conversion enable peak current mode control, valley current mode control, and average current mode control topologies. The Zero Cross Detect (ZCD) peripheral supports critical-conduction-mode (CrM) PFC and quasi-resonant flyback converters. With 14 KB Flash and 1 KB RAM, firmware can implement digital compensator loops (Type-II/Type-III), soft-start sequencing, and protection algorithms (OVP, OCP, OTP). The op amps provide signal conditioning for current shunt amplifiers inside the MCU, eliminating a discrete op-amp IC.
تجویز کردہ
Battery Charging (CC/CV Profiles)
The PIC16F1776-E/MX supports multi-stage battery charging algorithms with constant-current (CC) and constant-voltage (CV) profiles for Li-ion, LiFePO4, lead-acid, and NiMH chemistries. Its 10-bit ADC and op amps enable accurate battery voltage and current measurement, while the 16-bit PWM regulates the charging converter with high precision. The 32 MHz CPU and 1 KB RAM allow complex charging state machines with temperature compensation, timer-based safety cutoff, and LED status indication. The integrated CWG generates complementary gate drive signals for synchronous rectifier topologies, improving charging efficiency above 92% in typical designs.
تجویز کردہ
Motor Control (Brushed DC / BLDC)
The PIC16F1776-E/MX's CWG, 16-bit PWM, op amps, and comparators enable sensored and sensorless motor control. For brushed DC motors, the device supports closed-loop speed control via back-EMF sensing and PWM duty adjustment. For BLDC motors, the comparators and ZCD detect rotor position, while the CWG generates the six-step commutation signals. The 14 KB Flash holds PID control firmware and startup sequences. With 32 MHz CPU speed, the control loop runs at sub-100 us update rates for smooth torque control. The compact UQFN-28 package fits space-constrained motor drive PCBs.
تجویز کردہ
Industrial Sensor Signal Conditioning
The PIC16F1776-E/MX is well-suited to industrial sensor signal conditioning and 4-20 mA loop transmitter designs. The on-chip op amps amplify low-level sensor outputs (thermocouples, strain gauges, RTDs), while the 10-bit ADC digitizes the conditioned signal. The CLC can implement digital filters and threshold detectors without software overhead. The CWG and 16-bit PWM generate excitation signals for ratiometric sensor measurements, improving noise immunity. With the extended -40C to +125C temperature range (-E suffix), the part operates reliably in factory automation and process control environments.
تجویز کردہ
General-Purpose Mixed-Signal Embedded Control
The PIC16F1776-E/MX serves as a general-purpose mixed-signal controller for appliances, HVAC controls, IoT edge nodes, and consumer electronics. Its rich peripheral set (multiple op amps, DACs, comparators, PWMs, CLC, NCO) allows a single MCU to replace several discrete analog ICs, reducing BOM cost and PCB area. The NCO generates precise frequency outputs for IR remote control or tone signaling. With 1 KB RAM and 14 KB Flash, the firmware can implement wireless protocol stacks (BLE, LoRa, Sub-GHz), sensor fusion algorithms, and user interface handling. The low-power XLP technology supports battery-powered applications with sleep currents in the nanoamp range.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16F1776-E/MX — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16F1773-E/MX | PIC16F1776-I/MX | PIC16F1773-I/MX | PIC16F1769-I/SS |
|---|---|---|---|---|---|
| Package | 28-pin UQFN (6x6) | 28-pin UQFN (6x6) - same | 28-pin UQFN (6x6) - same | 28-pin UQFN (6x6) - same | 28-pin SSOP (different SMD footprint) |
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Program Memory (Flash) | 14 KB | 7 KB (-50%) | 14 KB (same) | 7 KB (-50%) | 14 KB (same) |
| Data RAM | 1 KB | 1 KB (same) | 1 KB (same) | 1 KB (same) | 1 KB (same) |
| Operating Temperature | -40C to +125C (Extended) | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) |
| Op Amps On-Chip | Yes (multiple) | Yes (multiple) | Yes (multiple) | Yes (multiple) | Reduced count |
| 16-bit PWM | Yes | Yes | Yes | Yes | 10-bit PWM only |
| CWG (Complementary Waveform Generator) | Yes | Yes | Yes | Yes | No |
| Unit Price (1 pc, approx.) | $1.65 | $1.50 (estimated) | $1.55 (estimated) | $1.40 (estimated) | $1.45 (estimated) |
اہم امتیازی خصوصیات
- Extended temperature range (-40C to +125C) (بمقابلہPIC16F1776-I/MX)
- Full Intelligent Analog peripheral suite (بمقابلہPIC16F1769-I/SS)
- Doubled Flash vs PIC16F1773 (بمقابلہPIC16F1773-E/MX)
ڈیزائن نوٹس
The PIC16F1776-E/MX's UQFN-28 package has an exposed thermal pad (pin 28) that MUST be soldered to a PCB ground copper pour to achieve rated thermal performance and provide a low-impedance ground reference. Without proper pad soldering, junction temperatures can rise above 100C at moderate load levels (50-100 mA total I/O current). Recommended minimum copper area is 50 mm² of 1 oz copper on top and bottom layers with thermal vias to the inner ground plane. Estimated: theta_JA of approximately 35 C/W with 50 mm² 1 oz copper pour, allowing operation to 100 mA total I/O within thermal limits.
Route the VDD and VSS (pins 9 and 10) traces as wide as possible (>= 0.5 mm) with local decoupling capacitors placed within 2 mm of the supply pins. Use a 100 nF ceramic decoupling capacitor directly at the VDD pin, plus a 1-10 uF bulk capacitor nearby. Place the 32.768 kHz or HFINTOSC-related components (if used) close to OSC1/OSC2 to minimize trace inductance. For high-speed analog signals (ADC inputs), use a ground reference plane and avoid crossing analog and digital signals.
Several pitfalls commonly cause debug headaches with PIC16F1776-E/MX designs: (1) Forgetting to configure the PPS (Peripheral Pin Select) registers — peripherals must be mapped to physical pins before use, or they will appear non-functional. (2) Not clearing the GIE bit during critical timing sections, causing interrupt jitter in PWM loops. (3) Leaving the MCLR pin floating — it must be tied to VDD through a 10 kohm pull-up for normal operation, or left as a reset input. (4) Exceeding the absolute maximum VDD voltage (typically 6.5V) during hot-plug events, which can permanently damage the MCU. (5) Using internal oscillator without checking HFINTOSC accuracy across temperature for time-sensitive protocols.
When using the CWG (Complementary Waveform Generator) for half-bridge or full-bridge switching, route the high-side and low-side gate drive signals as matched-length differential pairs to prevent shoot-through caused by timing skew. Add 100 ohm series damping resistors within 5 mm of the MCU gate drive pins to dampen transmission line ringing. For analog signals (ADC inputs, op amp inputs), use guard rings driven by a quiet analog ground to prevent digital switching noise from coupling into sensitive measurements. Estimated: a 50 mm guard ring around op amp inputs improves ADC noise by 6-10 dB in noisy switch-mode environments.
تعمیل کی معلومات
RoHS compliant per Microchip product page. Not AEC-Q100 qualified; the -E temperature suffix is industrial-grade extended, not automotive-grade. For AEC-Q100 automotive qualified PIC16F177x variants, consult Microchip automotive product line (e.g., PIC16F1776T-E/MXVAO).
