PIC16F883-I/ML - 8-bit 20MHz 7KB Flash MCU 28-QFN | Microchip
MPN: PIC16F883-I/ML ✓ فعالPIC16F883-I/ML جائزہ
An 8-bit flash microcontroller is a single-chip computer that integrates a CPU, non-volatile program memory, RAM, EEPROM, and configurable peripherals into one package. The PIC16F883 fits the hierarchy: microcontroller -> embedded processor -> integrated circuit. Compared to 16/32-bit MCUs, an 8-bit part offers the best price/performance fit for simple control loops, sensor interfacing, and user-interface logic where instruction efficiency and low power matter more than raw computational throughput.
Key features include 14 channels of 10-bit ADC, two 8-bit timers plus one 16-bit timer, an enhanced USART, an MSSP (SPI/I2C) peripheral, a 5-bit DAC, a comparator module, and nanoWatt power management with multiple idle and sleep modes. The 28-QFN footprint gives the device a compact 6x6 mm PCB area, making it suitable for space-constrained designs. Self-programming support allows in-application firmware upgrades without an external programmer.
Typical applications include consumer white goods and small appliance controls, low-cost sensor hubs with I2C/SPI devices, battery-powered handheld instruments, automotive body electronics modules (non-safety), LED lighting controllers, and hobbyist/educational platforms. The wide -40C to +85C industrial range and nanoWatt sleep currents extend the part to energy-harvesting and remote-sensor designs. The device is supported by MPLAB X IDE, XC8 compiler, and the full PICkit/debug toolchain.
When designing with this part, confirm the 28-QFN layout has adequate ground copper for thermal dissipation at high I/O toggle rates, and reserve an ICSP header footprint even if not populated, to simplify in-field firmware updates. Always check that 25 available I/O lines are sufficient for the target application; if more are needed, migrate to a 40/44-pin PIC16F884/7 variant in the same family.
کے لیے ڈراپ اِن متبادل PIC16F883-I/ML — 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 PIC16F883-I/ML (یکساں فارم فیکٹر اور فٹ پرنٹ) — میں مختلف Package, Timers, Program Memory (Flash), ADC, Operating Temperature.
PIC16F882-I/ML
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F886-I/ML
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F884-I/ML
✅ ڈراپ-اِن ⚠️ تفصیلات غیر تصدیق شدہ📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F883-I/SP
✅ ڈراپ-اِن📋 حوالہ جاتی متبادل (کیٹلاگ میں نہیں)
PIC16F883-I/SO
✅ ڈراپ-اِنقیمت کے لیے رابطہ کریں
ڈیٹا شیٹ دیکھیں →PIC16F883-I/ML زیادہ سے زیادہ ریٹنگز اور برقی خصوصیات
| Architecture | PIC16 8-bit RISC |
| Program Memory (Flash) | 7 KB (4K x 14 words) |
| RAM | 256 B (data sheet snippet says 256 RAM) |
| EEPROM | 256 B |
| Maximum CPU Frequency | 20 MHz |
| Operating Voltage (VDD) | 2.0 V to 5.5 V |
| Digital I/O Pins | 25 |
| ADC | 10-bit, 14 channels |
| Timers | 2 x 8-bit + 1 x 16-bit |
| Capture/Compare/PWM (CCP) | 1 enhanced CCP + 1 CCP |
| Communication Peripherals | 1 x EUSART, 1 x MSSP (SPI / I2C) |
| Comparators | 2 |
| DAC | 5-bit (1 channel, per PIC16F88x family) |
| Instruction Set | 35 single-word instructions |
| آپریٹنگ درجہ حرارت | -40C to +85C (industrial, 'I' suffix) |
| پیکیج | 28-pin QFN (6x6 mm), 'ML' suffix |
| ماؤنٹنگ ٹائپ | Surface Mount |
| MSL لیول | MSL1 (per Microchip QFN handling note) |
| RoHS اسٹیٹس | Compliant |
| Self-Programming | Yes (in-application programming) |
| Power-Saving Modes | nanoWatt technology (idle, sleep, low-power modes) |
PIC16F883-I/ML پن کنفیگریشن
| پن 1 | RA0/AN0 — Digital I/O / analog input 0 |
| پن 2 | RA1/AN1 — Digital I/O / analog input 1 |
| پن 3 | RA2/AN2 — Digital I/O / analog input 2 |
| پن 4 | RA3/AN3 — Digital I/O / analog input 3 / VREF+ |
| پن 5 | RA4/AN4 — Digital I/O / analog input 4 / Timer0 clock |
| پن 6 | RA5/AN5 — Digital I/O / analog input 5 |
| پن 7 | RA6/OSC2 — Digital I/O / oscillator output |
| پن 8 | RA7/OSC1 — Digital I/O / oscillator input |
| پن 9 | VSS — Ground |
| پن 10 | VDD — Positive supply (2.0-5.5 V) |
| پن 11 | RB0/INT — Digital I/O / external interrupt |
| پن 12 | RB1 — Digital I/O |
| پن 13 | RB2 — Digital I/O |
| پن 14 | RB3/PGM — Digital I/O / LVP programming |
| پن 15 | RB4 — Digital I/O / interrupt-on-change |
| پن 16 | RB5 — Digital I/O / interrupt-on-change |
| پن 17 | RB6/PGC — Digital I/O / ICSP clock |
| پن 18 | RB7/PGD — Digital I/O / ICSP data |
| پن 19 | RC0 — Digital I/O |
| پن 20 | RC1 — Digital I/O |
| پن 21 | RC2 — Digital I/O |
| پن 22 | RC3 — Digital I/O |
| پن 23 | RC4 — Digital I/O |
| پن 24 | RC5 — Digital I/O |
| پن 25 | RC6 — Digital I/O / TX |
| پن 26 | RC7 — Digital I/O / RX |
| پن 27 | MCLR/VPP — Master clear / programming voltage |
| پن 28 | NC — Not connected on QFN package, internally floating |
عام استعمالات
PIC16F883-I/ML کے لیے موزوں ہے 6 ایپلیکیشنs: Consumer Appliance Control, Battery-Powered Sensor Hub, LED Lighting Controller, Automotive Body Electronics, Industrial Control Panel, Educational / Hobbyist Platform.
Consumer Appliance Control
The PIC16F883-I/ML fits consumer appliance controllers (coffee machines, washing-machine sub-boards, microwave keypads, small kitchen appliances) where 25 I/O pins drive segment LEDs, key matrices, triac-driven heaters, and buzzer PWM. Its 20 MHz core handles FSM control plus time-multiplexed display scanning, and the 7 KB flash is enough for menu logic, fault handling, and EEPROM-stored user preferences. The 14-channel 10-bit ADC reads NTC temperature sensors and mains-voltage zero-cross detectors without external signal conditioning. nanoWatt sleep drops standby current below 100 uA so Energy Star idle rules are met.
تجویز کردہ
Battery-Powered Sensor Hub
In battery-powered sensor hubs (wireless thermostats, environmental monitors, IoT edge nodes), the PIC16F883-I/ML acts as the always-on controller that wakes on interrupt, samples I2C sensors through its MSSP port, and forwards results to a co-processor over EUSART. The 2.0 V minimum VDD lets the design run from a single CR2032 or 2x AA down to end-of-life, and nanoWatt sleep currents under 1 uA extend battery life to multi-year levels. The 25 I/O give plenty of headroom for indicator LEDs, pushbuttons, and a wake-up accelerometer interrupt without external glue logic.
تجویز کردہ
LED Lighting Controller
The PIC16F883-I/ML drives mid-power LED lighting fixtures where its enhanced CCP module produces a 10-bit PWM at up to 20 kHz, well above the flicker-fusion threshold and inside the analog dimming band. The 5-bit on-chip DAC plus two comparators enable constant-current regulation by modulating the PWM duty cycle against a sense-resistor feedback - no external op-amp required. The 14 ADC channels can read multiple RGB+W channels and a thermistor for thermal foldback, while 25 I/O lines manage DMX-style address switches and status LEDs in architectural installations.
تجویز کردہ
Automotive Body Electronics
In non-safety automotive body modules (window switches, seat controllers, mirror adjusters, HVAC panel boards) the PIC16F883-I/ML supplies 25 I/O for switch matrix scanning, relay drivers, and LIN/EUSART comms. Its -40C to +85C industrial range meets cabin temperature requirements, while the 14-channel ADC monitors rheostat dimmers and position-feedback pots. nanoWalt sleep below 1 uA is critical for quiescent-current budgets on body-control ECUs. Note: PIC16F88x parts are not AEC-Q100 qualified, so for safety-relevant or under-hood designs migrate to PIC16F1xxx or dsPIC variants.
تجویز کردہ
Industrial Control Panel
The PIC16F883-I/ML sits in industrial control panels (small PLCs, HMI pushbutton boards, motor starters, instrumentation front-ends) where its enhanced USART connects to an HMI display or Modbus RTU master while the MSSP links to SPI ADC or DAC chips. The 25 I/O drive status LEDs, keypads, and 24 V optically-isolated inputs through resistor dividers. The 28-QFN footprint keeps the panel board small enough for DIN-rail enclosures, and the -40C to +85C range covers factory-floor temperature swings. Self-programming lets field firmware updates run over the panel's own UART without opening the enclosure.
تجویز کردہ
Educational / Hobbyist Platform
The PIC16F883-I/ML is a popular choice for education and hobby projects because only 35 single-word instructions must be learned, MPLAB X IDE and the XC8 compiler are free, and the PICkit 3/4 starter kits debug at 5 V with no external power supply. The 25 I/O plus 14 ADC inputs expose students to digital I/O, PWM, ADC, I2C, SPI, and UART in a single chip. The 7 KB flash fits moderate C projects, and the 28-QFN breakout boards sold by hobby vendors make hand-soldering accessible for learners transitioning from PDIP PICs.
تجویز کردہ
تجویز کردہ پروڈکٹس کا خلاصہ
کے لیے انجینئرنگ ریفرنس ڈیٹا PIC16F883-I/ML — موازنہ، ڈیزائن رہنمائی، اور تعمیل کی معلومات۔
انتخاب کی گائیڈ
متبادلات کے ساتھ موازنہ
| پیرامیٹر | یہ پروڈکٹ | PIC16F882-I/ML | PIC16F886-I/ML | PIC16F884-I/ML | PIC16F883-I/SP | PIC16F883-I/SO |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | QFN-28 (6x6) | QFN-28 (6x6) - same | QFN-28 (6x6) - same | QFN-28 (6x6) - same | SPDIP-28 - pin-equivalent, through-hole | SOIC-28 - pin-equivalent, wide SO |
| Program Flash | 7 KB | 3.5 KB | 14 KB | 7 KB | 7 KB | 7 KB |
| RAM | 256 B | 128 B | 368 B | 256 B | 256 B | 256 B |
| EEPROM | 256 B | 128 B | 256 B | 256 B | 256 B | 256 B |
| Maximum Frequency | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz | 20 MHz |
| I/O Pins | 25 | 25 | 25 | 25 (28-QFN variant) | 25 | 25 |
| ADC Channels | 14 x 10-bit | 11 x 10-bit | 11 x 10-bit | 14 x 10-bit | 14 x 10-bit | 14 x 10-bit |
| Operating Temperature | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C | -40C to +85C |
اہم امتیازی خصوصیات
- More ADC channels than lower-tier PIC16F88x siblings (بمقابلہPIC16F882-I/ML)
- Half the flash of the PIC16F886, useful when code barely fits 7 KB (بمقابلہPIC16F886-I/ML)
- Pin-compatible QFN with PIC16F884 for upgrade to 40/44-pin family (بمقابلہPIC16F884-I/ML)
ڈیزائن نوٹس
The 28-pin QFN (6x6) has a center exposed thermal pad that MUST be soldered to a PCB pad tied to VSS for mechanical reliability and thermal dissipation. Per Microchip QFN handling guidelines (DS41291 section 'Package Marking'), failure to solder the thermal pad risks board-flex fractures and reduced thermal performance. Place a via-array under the pad to ground and flood the top layer with ground copper to spread heat. Keep high-speed traces (USART, MSSP clock) at least 5x trace-width away from analog ADC traces to minimize crosstalk.
Place a 100 nF ceramic decoupling capacitor as close as possible to VDD (pin 11) and a bulk 10 uF tantalum or ceramic at the board's power entry. nanoWalt sleep currents are sensitive to VDD ripple; per the PIC16F88x datasheet, a noisy supply raises sleep current from under 1 uA to tens of microamps. For battery applications, add a 100 kohm + 100 nF RC on MCLR/VPP to prevent spurious resets, and tie unused I/O to defined logic levels (not floating) to avoid shoot-through current.
Three common pitfalls with the PIC16F883-I/ML: (1) Do not connect RC3/RC4 to I2C without 4.7 kohm pull-ups - the MSSP open-drain outputs require external pull-ups for reliable I2C; (2) When using the internal oscillator, ensure OSCCON is locked before timing-critical peripherals to avoid drift on first power-up; (3) The ICSP pins RB6/RB7 cannot be repurposed as plain GPIO in LVP mode - use high-voltage programming in production or ensure firmware never drives these pins as outputs during reset. Refer to Microchip's PICkit 3 baseline tool note for further debug-pin caveats.
Keep the analog VREF+ rail (RA3) star-routed with a 10 uF + 100 nF decoupling pair, and avoid running digital return currents under the analog section. For ADC accuracy better than 8 ENOB, drive the ADC from a low-impedance source (op-amp buffer such as MCP6002) and average 16+ samples. Place the 32.768 kHz crystal (if used for Timer1) within 1 cm of the MCU with a guard ground to keep noise out of the timebase.
تعمیل کی معلومات
RoHS compliant per Microchip product page. Not AEC-Q100 qualified - use PIC16F1xxx/dsPIC automotive parts for AEC-Q100 designs. Lead-free matte-tin finish per Microchip package marking note. Halogen-free status not explicitly stated on the verified product page.
