PIC16F877-10E/L - 8-bit MCU, 14KB Flash, 44-PLCC | Microchip
MPN: PIC16F877-10E/L ✓ সক্রিয়PIC16F877-10E/L সারাংশ
An 8-bit microcontroller (MCU) is a single-chip computer that integrates a CPU, program memory, data memory, I/O peripherals, and timers on one die. The PIC16F family sits in Microchip's mid-range 8-bit portfolio and targets embedded control applications that need deterministic instruction execution, low power consumption, and a rich peripheral set within a small footprint - common across industrial automation, automotive body electronics, white goods, and consumer devices.
Key features of the PIC16F877 include 33 digital I/O pins, an 8-channel 10-bit Analog-to-Digital converter (ADC), two Capture/Compare/PWM (CCP) modules that deliver up to two PWM channels, two additional 8-bit timers on top of Timer0 and Timer1, an Enhanced Universal Synchronous/Asynchronous Receiver Transmitter (EUSART), and a Synchronous Serial Port (SSP) configurable as either 3-wire SPI or 2-wire I2C.
The device uses Harvard architecture with separate program and data buses for predictable throughput, RISC instruction set with 35 single-word instructions, and In-Circuit Serial Programming (ICSP) via two pins for in-field firmware updates. The -10E/L suffix denotes 10 MHz speed, Extended (-40C to +125C) temperature grade, and PLCC lead finish.
Typical applications include industrial control systems, sensor signal conditioning, low-cost motor controllers, and educational development boards where the large Flash/RAM and the wide peripheral mix allow a single chip to replace discrete logic.
When designing with the PIC16F877-10E/L, ensure decoupling of VDD with a 100 nF ceramic capacitor placed within 1 cm of each power pin. For new designs, Microchip's recommended successor is the PIC16F887, which is software- and pin-compatible with extended peripherals and more memory.
This page synthesizes distributor stock data, drop-in alternatives, and practical design notes not found in the manufacturer datasheet, with prices referenced as of 2026-10-22.
এর জন্য ড্রপ-ইন বিকল্প PIC16F877-10E/L — একই package, pin-to-pin compatible। ভিন্ন package-এর যেসব পার্টে PCB rework প্রয়োজন সেগুলো বাদ দেওয়া হয়েছে।
এই সিরিজের ভ্যারিয়েন্ট
একই সিরিজের মডেল যেগুলো drop-in compatible PIC16F877-10E/L (একই form factor এবং footprint) — পার্থক্য রয়েছে Core Architecture, Timers, Package, ADC, Mounting Type.
PIC16F877A-I/L
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →PIC16F887-I/L
✅ ড্রপ-ইন📋 রেফারেন্স বিকল্প (ক্যাটালগে নেই)
PIC16F877-20I/L
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →PIC16F877-04E/L
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →PIC16F877-10E/P
✅ ড্রপ-ইনমূল্যের জন্য যোগাযোগ করুন
ডেটাশিট দেখুন →PIC16F877-10E/L সর্বোচ্চ রেটিং ও বৈদ্যুতিক বৈশিষ্ট্য
| Core Architecture | PIC 8-bit RISC (Harvard) |
| Program Memory (Flash) | 14 KB |
| Data Memory (SRAM) | 368 bytes |
| Data EEPROM | 256 bytes |
| সর্বোচ্চ ক্লক ফ্রিকোয়েন্সি | 10 MHz |
| Instruction Cycle Time | 200 ns |
| Operating Voltage Range | 4.0 V to 5.5 V |
| Digital I/O Pins | 33 |
| ADC | 8 channels x 10-bit |
| CCP/PWM Modules | 2 |
| Timers | Timer0, Timer1, Timer2 |
| Serial Interfaces | EUSART, SPI, I2C (SSP) |
| Package Type | 44-PLCC (J-Lead) |
| অপারেটিং তাপমাত্রা | -40C to +125C (Extended) |
| In-Circuit Programming | ICSP (2-wire) |
| Instruction Set | 35 single-word instructions |
| মাউন্টিং টাইপ | Surface Mount |
PIC16F877-10E/L পিন কনফিগারেশন
| পিন 1 | MCLR/VPP — Master Clear / programming voltage input |
| পিন 2 | RA0/AN0 — PORTA bit 0 / analog input 0 |
| পিন 3 | RA1/AN1 — PORTA bit 1 / analog input 1 |
| পিন 4 | RA2/AN2 — PORTA bit 2 / analog input 2 / VREF- |
| পিন 5 | RA3/AN3 — PORTA bit 3 / analog input 3 / VREF+ |
| পিন 6 | RA4/T0CKI — PORTA bit 4 / Timer0 clock input |
| পিন 7 | RA5/AN4/SS — PORTA bit 5 / analog input 4 / SPI slave select |
| পিন 8 | RE0/RD/AN5 — PORTE bit 0 / read control / analog input 5 |
| পিন 9 | RE1/WR/AN6 — PORTE bit 1 / write control / analog input 6 |
| পিন 10 | RE2/CS/AN7 — PORTE bit 2 / chip select / analog input 7 |
| পিন 11 | VDD — Digital power supply +5 V |
| পিন 12 | VSS — Digital ground |
| পিন 13 | OSC1/CLKIN — Crystal/oscillator input |
| পিন 14 | OSC2/CLKOUT — Crystal/oscillator output |
| পিন 15 | RC0/T1OSO/T1CKI — PORTC bit 0 / Timer1 oscillator |
| পিন 16 | RC1/T1OSI/CCP2 — PORTC bit 1 / Timer1 input / CCP2 |
| পিন 17 | RC2/CCP1 — PORTC bit 2 / Capture/Compare/PWM1 |
| পিন 18 | RC3/SCK/SCL — PORTC bit 3 / SPI clock / I2C clock |
| পিন 19 | RD0/PSP0 — PORTD bit 0 / parallel slave port bit 0 |
| পিন 20 | RD1/PSP1 — PORTD bit 1 / parallel slave port bit 1 |
| পিন 21 | RD2/PSP2 — PORTD bit 2 / parallel slave port bit 2 |
| পিন 22 | RD3/PSP3 — PORTD bit 3 / parallel slave port bit 3 |
| পিন 23 | RC4/SDI/SDA — PORTC bit 4 / SPI data in / I2C data |
| পিন 24 | RC5/SDO — PORTC bit 5 / SPI data out |
| পিন 25 | RC6/TX/CK — PORTC bit 6 / EUSART TX / clock |
| পিন 26 | RC7/RX/DT — PORTC bit 7 / EUSART RX / data |
| পিন 27 | RD4/PSP4 — PORTD bit 4 / parallel slave port bit 4 |
| পিন 28 | RD5/PSP5 — PORTD bit 5 / parallel slave port bit 5 |
| পিন 29 | RD6/PSP6 — PORTD bit 6 / parallel slave port bit 6 |
| পিন 30 | RD7/PSP7 — PORTD bit 7 / parallel slave port bit 7 |
| পিন 31 | VSS — Ground (second VSS pin) |
| পিন 32 | VDD — Power (second VDD pin) |
| পিন 33 | RB0/INT — PORTB bit 0 / external interrupt |
| পিন 34 | RB1 — PORTB bit 1 |
| পিন 35 | RB2 — PORTB bit 2 |
| পিন 36 | RB3/PGM — PORTB bit 3 / LVP programming |
| পিন 37 | RB4 — PORTB bit 4 |
| পিন 38 | RB5 — PORTB bit 5 |
| পিন 39 | RB6/PGC — PORTB bit 6 / ICSP clock |
| পিন 40 | RB7/PGD — PORTB bit 7 / ICSP data |
| পিন 41 | AVDD — Analog power supply |
| পিন 42 | AVSS — Analog ground |
| পিন 43 | NC — Not connected (per datasheet) |
| পিন 44 | NC — Not connected (per datasheet) |
সাধারণ ব্যবহার
PIC16F877-10E/L এর জন্য উপযুক্ত 7 অ্যাপ্লিকেশনs: Industrial Process Control, Educational Development Boards, Sensor Signal Conditioning Hubs, Low-Power Motor Driver Controllers, White Goods and Appliance Control, Automotive Body Electronics (Legacy), Hobby Robotics and DIY Projects.
Industrial Process Control
The PIC16F877-10E/L's 8-channel 10-bit ADC and 33 digital I/O make it a strong fit for industrial process control panels reading multiple sensor inputs and driving relays, solenoids, and indicator LEDs. Its 14 KB Flash handles real-time PID loops with adequate code space, while the 2 CCP/PWM modules can directly drive speed-controlled fans or proportional valves. The Extended -40C to +125C temperature grade ensures reliable operation in factory-floor enclosures. Although the original PIC16F877 is older, many industrial OEMs continue to qualify it for long-life machinery where redesign costs outweigh the benefit of switching to PIC16F887 or PIC18F4520.
সুপারিশকৃত
Educational Development Boards
The PIC16F877-10E/L is widely used in university embedded-systems courses and hobbyist development boards because of its 35-instruction RISC architecture, large 14 KB Flash, and predictable 200 ns instruction timing. ICSP (In-Circuit Serial Programming) allows students to flash code directly through two pins without a separate programmer, accelerating the learn-and-debug cycle. The PLCC socketed form factor survives many insert/extract cycles in lab settings. Combined with PIC-Development-Toolchains (MPLAB X IDE + XC8 compiler), the device remains the reference platform for first-time embedded learners.
সুপারিশকৃত
Sensor Signal Conditioning Hubs
With 8 channels of 10-bit ADC and built-in I2C/SPI peripherals, the PIC16F877-10E/L is well-suited for sensor hubs reading thermocouples, RTDs, pressure sensors, and digital sensors via I2C. Its 368 bytes of SRAM buffer multiple sample streams at sub-10 Hz rates, while its EUSART serial port streams formatted data over RS-485 or RS-232 to a host. Engineers appreciate that its 5 V analog input range often eliminates the need for external level shifters in legacy 5 V sensor modules.
সুপারিশকৃত
Low-Power Motor Driver Controllers
The PIC16F877-10E/L implements simple closed-loop control for sub-50 W brushed DC motors, stepper motors, and small BLDC fans via its two CCP/PWM modules. PWM can drive low-side MOSFET gates at frequencies up to 78.125 kHz on Timer2, while the ADC samples back-EMF or current-sense shunts for closed-loop regulation. With Extended -40C to +125C temperature operation it survives under-hood automotive fan or industrial fan-controller environments. For higher-performance motor control, the dsPIC33 family is recommended, but PIC16F877A suffices for cost-sensitive fan and blower drivers.
সুপারিশকৃত
White Goods and Appliance Control
White-goods OEMs (washing machines, dishwashers, induction cookers, microwave ovens) often select the PIC16F877-10E/L because of its proven reliability, mature firmware ecosystem, and Extended temperature grade. The 8-channel 10-bit ADC reads NTC temperature sensors and water-level probes, while 33 I/O drive seven-segment displays, keypads, triac-trigger outputs, and buzzer stages. The 14 KB Flash comfortably fits the largest appliance state machines including fault logs in EEPROM (256 bytes available).
সুপারিশকৃত
Automotive Body Electronics (Legacy)
The PIC16F877-10E/L is found in legacy automotive body modules such as BCMs, seat controllers, and lighting drivers where 5 V operation and Extended -40C to +125C temperature grading meet the design requirements. Its 33 digital I/O drive LED arrays, indicator lamps, and relay coils, while the EUSART connects to a CAN/LIN gateway. For new automotive designs, AEC-Q100-qualified PIC18F or dsPIC33 devices are preferred, but the PIC16F877A remains in many older vehicle EOL boards.
সুপারিশকৃত
Hobby Robotics and DIY Projects
The PIC16F877-10E/L remains popular in hobby robotics where its 44-PLCC socketed format makes firmware swapping simple. Hobbyists use the dual CCP/PWM modules for driving servo motors, the I2C bus for sensors, and the EUSART for Bluetooth modules or PC interfaces. Many PIC-Advanced-Development-Boards (PIC-DAB, PIC-K40) target the PIC16F877A as a reference MCU with library examples for PID, digital filters, and serial comms. Third-party GCC and SDCC toolchains support the architecture, lowering entry barriers for non-commercial projects.
সুপারিশকৃত
সুপারিশকৃত পণ্যের সারসংক্ষেপ
এর জন্য ইঞ্জিনিয়ারিং রেফারেন্স ডেটা PIC16F877-10E/L — তুলনা, ডিজাইন গাইডেন্স এবং কমপ্লায়েন্স তথ্য।
নির্বাচন গাইড
বিকল্পের সাথে তুলনা
| পারামিটার | এই পণ্য | PIC16F877A-I/L | PIC16F887-I/L | PIC16F877-20I/L | PIC16F877-04E/L | PIC16F877-10E/P |
|---|---|---|---|---|---|---|
| Brand | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology | Microchip Technology |
| Package | 44-PLCC | 44-PLCC | 44-PLCC | 44-PLCC | 44-PLCC | DIP-40 (different footprint) |
| Maximum Clock Frequency | 10 MHz | 20 MHz | 20 MHz | 20 MHz | 4 MHz | 10 MHz |
| Flash Program Memory | 14 KB | 14 KB | 14 KB | 14 KB | 14 KB | 14 KB |
| SRAM | 368 bytes | 368 bytes | 368 bytes | 368 bytes | 368 bytes | 368 bytes |
| EEPROM | 256 bytes | 256 bytes | 256 bytes | 256 bytes | 256 bytes | 256 bytes |
| Digital I/O Pins | 33 | 33 | 33-36 | 33 | 33 | 33 |
| ADC Channels | 8 x 10-bit | 8 x 10-bit | 14 x 10-bit | 8 x 10-bit | 8 x 10-bit | 8 x 10-bit |
| Operating Voltage | 4.0 V to 5.5 V | 2.0 V to 5.5 V | 2.0 V to 5.5 V | 4.0 V to 5.5 V | 4.0 V to 5.5 V | 4.0 V to 5.5 V |
| Operating Temperature | -40C to +125C (Extended) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +85C (Industrial) | -40C to +125C (Extended) | -40C to +125C (Extended) |
মূল পার্থক্যসমূহ
- Same Flash/RAM as upgraded successors but at lower cost (বনামPIC16F877A-I/L)
- Direct drop-in compatibility with PIC16F887 (বনামPIC16F887-I/L)
- 10 MHz speed grade selected for low-power noise reduction (বনামPIC16F877-20I/L)
ডিজাইন নোট
Place a 100 nF (0.1 uF) decoupling capacitor within 1 cm of each VDD pin (pins 11 and 32) and a bulk 10 uF electrolytic or tantalum within 2 cm of the package. The PIC16F877-10E/L is a low-current device (< 2 mA active at 5 V/4 MHz), but insufficient decoupling remains the leading cause of ADC noise and brown-out reset glitches during in-field EMC events.
Keep the crystal oscillator traces (OSC1/OSC2 on pins 13/14) short and surrounded by ground. Avoid routing noisy digital outputs parallel to the analog lines AN0-AN7. Use a single point ground for the analog (AVSS) and digital (VSS) returns and connect them to the system ground only at the regulator star point to suppress ground-loop noise injected into the ADC.
Configure unused I/O pins as outputs (never as floating inputs) on the PIC16F877 to minimize SCL/STL current drain and EMI susceptibility in Extended temperature operation. Disable the Watchdog Timer (WDT) in software unless explicitly required; an unintended WDT timeout is the leading cause of unexplained reset loops. When migrating legacy code to the PIC16F877A 'A' revision, double-check the ADC configuration register to avoid the documented errata on early silicon.
কমপ্লায়েন্স তথ্য
RoHS and REACH compliant per Microchip product materials declarations. Not AEC-Q100 qualified - for automotive applications use PIC18F or dsPIC33 AEC-Q100 grades.
