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PIC16F877A-I/P

8-bit PIC MCU, 20MHz, 14KB Flash, 368B RAM, 10-bit ADC, DIP-40

10847

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Pieza del fabricante：

PIC16F877A-I/P

Paquete：

DIP-40 (52.6 x 13.7 x 3.7 mm)

Marca：
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Descripción

Productos

The PIC16F877A-I/P from Microchip Technology is a 14-bit 8-bit CMOS flash microcontroller from the PIC16F87XA family featuring 14 KB flash program memory, 368 bytes of RAM, 256 bytes of EEPROM, 8-channel 10-bit ADC, two comparators, and multiple serial communication interfaces in a 40-pin DIP package.

Especificaciones

Architecture PIC 14-bit (8-bit data)
Max Frequency 20 MHz
Flash Memory 14 KB (8192 words x 14-bit)
RAM 368 bytes
EEPROM 256 bytes
I/O Pins 33
ADC 8-channel, 10-bit
Temporizadores 3 (Timer0, Timer1, Timer2)
CCP Modules 2
Comunicación USART, MSSP (SPI/I2C)
Comparators 2
Operating Voltage 2.0 V to 5.5 V
Paquete DIP-40 (52.6 x 13.7 mm)
Temperatura de funcionamiento -40°C to 85°C

Características

  • High-performance RISC CPU with 35 single-word instructions
  • 14 KB flash with 100,000 erase/write cycles
  • 256 bytes EEPROM data memory with 1,000,000 erase/write cycles
  • 8-channel 10-bit Analog-to-Digital Converter
  • Two Capture/Compare/PWM (CCP) modules
  • Master Synchronous Serial Port (MSSP) for SPI and I2C
  • USART with 9-bit address detection
  • Two analog comparators with programmable reference
  • Self-programming capability via ICSP
  • In-Circuit Debugger (ICD) support

Aplicaciones

  • Embedded control and automation systems
  • Motor control and power conversion
  • Sensor data acquisition and processing
  • Consumer appliances and white goods
  • Educational and hobbyist projects

The PIC16F877A-I/P from Microchip Technology is one of the most popular members of the PIC16F87XA family of 8-bit flash microcontrollers. It features 14 KB of flash program memory, 368 bytes of RAM, and 256 bytes of EEPROM data memory. The device integrates a rich peripheral set including an 8-channel 10-bit ADC, two CCP modules, USART, MSSP (SPI/I2C), and two analog comparators. The 40-pin DIP package makes it ideal for prototyping and educational applications. The PIC16F877A supports In-Circuit Serial Programming (ICSP) and In-Circuit Debugging (ICD), enabling firmware development without removing the device from the target board.

The PIC16F877A uses a Harvard architecture with separate 14-bit program memory and 8-bit data memory spaces. The CPU executes instructions from a 35-instruction RISC set, with most instructions executing in a single cycle (200 ns at 20 MHz). The program counter addresses the 14-bit wide flash memory. Data memory (RAM) is organized as banked registers including Special Function Registers (SFRs) for peripheral control and General Purpose Registers (GPRs). The 10-bit ADC uses a successive approximation register (SAR) architecture with selectable reference voltages. CCP modules provide capture (input), compare (output match), and PWM generation. The MSSP supports both SPI (4-wire) and I2C (2-wire) master/slave modes. The USART supports asynchronous and synchronous serial communication.

Pin Nombre Tipo Función
1 MCLR/VPP Entrada Master clear reset / programming voltage
2-3 RA0/AN0-RA1/AN1 E/S Port A, ADC channels 0-1
4-5 RA2/AN2-RA3/AN3 E/S Port A, ADC channels 2-3, comparator
6-7 RA4/TOCKI-RA5/AN4 E/S Port A, Timer0 clock, ADC ch4
8-12 RE0-RE2 E/S Port E, ADC ch5-7, MSSP control
13-14 VSS-VDD Potencia Ground and power supply
15-19 RB0/INT-RB4 E/S Port B, external interrupt, LCD data
20-22 RB5-RB7 E/S Port B, ICSP programming pins
23-30 RC0-RC7 E/S Port C, T1OSO/T1OSI, CCP, USART, MSSP
31-32 VSS-VDD Potencia Ground and power supply
33-40 RD0-RD7 E/S Port D, parallel slave port
  • Embedded control and industrial automation systems
  • Motor speed control and power conversion applications
  • Multi-channel sensor data acquisition systems
  • Consumer appliance controllers with analog sensing
  • Educational platforms and hobbyist prototyping
Fabricante Número de pieza Paquete Notas
Microchip PIC18F4550-I/P DIP-40 USB 2.0, 16-bit instruction, 32KB Flash
Microchip PIC16F887-I/P DIP-40 Pin-compatible, 14KB Flash, enhanced
Microchip PIC18F45K20-I/P DIP-40 Enhanced PIC18, 32KB Flash, nanoWatt
Atmel/Microchip ATmega328P-PU DIP-28 32KB Flash, 2KB RAM, Arduino compatible
STMicroelectronics STM32F103C8T6 LQFP-48 ARM Cortex-M3, 64KB Flash, 72MHz
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We implement 100% full-batch quality control for all goods before shipment. Our professional QC team conducts multi-dimensional tests including appearance inspection, electrical parameter testing, performance verification and packaging check. Each batch of components is attached with complete inspection reports and batch records. We stick to zero-tolerance standards for defective products to ensure every piece of component meets industrial application requirements.

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Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

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Materialparts is a professional global supplier of electronic components with over 20 years of industry experience. We provide one-stop supply of passive components, integrated circuits, as well as parts for industrial control, automotive electronics, consumer electronics and medical devices. Below are the unified shipping and payment policies applicable to all orders, samples and bulk purchases worldwide.

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Contact Information

Email: info@materialparts.com

Tel / WhatsApp: +86 13760382860

Servicio y embalaje

Materialparts is a professional electronic component supplier based in Shenzhen, China, with over 20 years of global trading experience. We integrate component procurement, quality inspection, technical support, customized packaging, and global delivery services to provide one-stop supply chain solutions. Our business covers industrial control, automotive electronics, consumer electronics, medical devices and other industries. We always adhere to genuine sources, stable supply and considerate after-sales service.

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We specialize in a full range of passive and active electronic components, including SMD resistors, power resistors, connectors, aviation connectors, LED beads, flexible circuit boards, printed circuit boards, and integrated circuits. Our professional team provides BOM list consolidation, component matching, and alternative model recommendation services. We support sample orders, small-batch trial production, and mass production orders with flexible MOQs to meet diverse procurement needs.

2. Genuine Product Guarantee & Full-process Quality Inspection

All products are sourced from official authorized channels and are 100% original genuine parts. Every batch of goods undergoes strict full-process quality inspection before delivery, with complete batch records and traceability documents provided. Our products comply with AEC-Q standards for automotive electronics and high-reliability specifications for medical devices. We eliminate counterfeits, refurbished parts and defective products from the source to secure your project production.

3. Fast Quotation & Order Processing

Our customer service team responds promptly to inquiries and quotation requests. All in-stock orders will be processed within one working day. We provide stocking reservation services for long-term cooperative customers, effectively solving problems such as component shortages and unstable supply chains.

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6. Global Logistics & Document Services

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Electronic components are sensitive to static electricity, collision, moisture and dust. We adopt industry-standard anti-static packaging solutions to fully ensure the integrity of goods during transportation and storage.

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Contact Information

For service consultation or packaging customization, please feel free to contact us:
Email: info@materialparts.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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