Product Overview
The PIC16F18877-I is a high-performance 40/44-pin 8-bit Flash microcontroller from Microchip’s PIC16F188xx series, featuring the next-generation enhanced mid-range core with advanced analog peripherals, multiple serial communication ports, and extensive I/O capability. With 128 KB of Flash program memory, 4 KB of RAM, 1024 bytes of EEPROM, a 12-bit ADC with up to 33 channels, 5-bit DAC, op-amps, and an LCD driver, this device represents the pinnacle of 8-bit PIC integration for complex embedded applications. The industrial temperature variant operates from -40°C to +85°C.
Key Specifications
| Core Architecture | PIC RISC (enhanced mid-range, 14-bit) |
| Flash Program Memory | 128 KB (65536 words) |
| RAM (Data Memory) | 4096 bytes (4 KB) |
| EEPROM | 1024 bytes (1 KB) |
| ADC Resolution | 12-bit, up to 33 channels |
| DAC | 5-bit buffered |
| Operational Amplifiers | 2 (with PGA modes) |
| Comparators | 3 high-speed |
| LCD Controller | Up to 48 segments (24 common x 96 segment) |
| Internal Oscillator | 32 MHz HF + 31 kHz LF |
| Supply Voltage | 2.3V to 5.5V |
| I/O Pins | Up to 36 |
| Serial Ports | 4x UART + 2x SPI + 2x I²C |
| PWM Channels | 6 PWM + 2 ECCP |
| Operating Temperature | -40°C to +85°C (Industrial) |
| Package Type | PDIP-40 / TQFP-44 / UQFN-40 |
Features
- 128 KB Flash + 4 KB RAM + 1 KB EEPROM
- 12-bit ADC with 33 channels + 2 op-amps
- 4 UARTs + 2 SPIs + 2 I²Cs (rich serial)
- 6 PWM + 2 ECCP channels
- 3 comparators + 5-bit DAC
- Industrial control panels with LCD
- Home appliance controllers
- Smart meter and energy management
- Building automation systems
- Medical devices with display
- Motor control systems
- IoT gateway devices
- Industrial control and HMI panels with segment LCD displays
- Smart home appliance main controllers with display and touch
- Smart electricity/water/gas meter data concentrators
- Building automation controllers with multiple communication ports
- Medical patient monitors with LCD display and sensor I/O
- Multi-channel motor and actuator control systems
- Automotive Electronics: All automotive-grade components pass AEC-Q series certification, featuring excellent stability and durability to adapt to complex vehicle operating environments.
- Medical Devices: High-reliability components meet medical industry safety and compliance regulations, ensuring stable operation for medical equipment.
- Industrial Control & Consumer Electronics: Products conform to universal international electronic industry standards, suitable for long-term continuous operation of various equipment.
- Accepted Payment Methods
- T/T (Bank Wire Transfer): The primary settlement method for bulk orders and a widely used international payment channel.
- PayPal: Ideal for small orders, sample orders and quick payments.
Settlement Currency
US Dollar (USD) is the default settlement currency. RMB is available for domestic customers.
Bank Charges
All transfer fees, intermediary bank charges and other remittance-related expenses shall be borne by the buyer.
- Payment Requirements
- Sample and small orders: Shipment will be arranged upon full payment.
- In-stock bulk orders: Goods will be delivered within 2 to 3 working days after full payment.
- Logistics Partners
- International Express: DHL, FedEx, UPS, TNT
- Economy Logistics: Air freight and sea freight for large-volume cargo
- Domestic Delivery: SF Express, Yunda Express
- Order Processing Time
- In-stock items: Orders confirmed and fully paid before 14:00 (GMT+8) will be shipped on the same day. All other orders will be dispatched within 1 to 2 working days.
- Out-of-stock or sourced items: The delivery lead time will be confirmed separately according to brand and inventory status.
- Estimated Transit Time
- International Express: 3 – 7 working days globally
- Air Freight: 7 – 12 working days
- Sea Freight: 25 – 40 working days for heavy and large bulk cargo
- Shipping Fee Rules
- Shipping cost is calculated based on package weight, volume, destination and delivery method.
- Both freight prepaid and freight collect are available. Please provide your courier account number in advance if you choose freight collect.
- Free international express delivery is offered for large orders. Terms for long-term partners can be negotiated separately.
- Shipment Tracking
Within 24 hours after dispatch, we will send the tracking number, commercial invoice, packing list and other documents to your email or communication account. You may check the shipment status online in real time.
MOQ & Sample Service
We support flexible minimum order quantities for samples, small-batch and large-batch orders. All sample orders shall comply with the above shipping and payment policies.
Packaging Standard
All electronic components are packed with professional anti-static and shockproof materials. Original factory packaging is available for branded chips and integrated circuits.
Import Duties & Taxes
All import duties, customs clearance fees and local taxes incurred for international shipments shall be borne by the buyer. We will provide complete customs documents to assist you with clearance procedures.
- Handling of Lost or Damaged Goods
- In case of loss or severe damage during transit, please contact us within 48 hours after receiving the tracking information. We will assist you in filing a claim with the logistics provider.
- We shall not be liable for any losses caused by incorrect delivery address, wrong contact information or the buyer’s refusal to complete customs clearance.
- Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong Province, China
- Business Hours: 09:00 – 18:00, Monday to Friday. Closed on weekends and official public holidays.
- Notice: Please make an appointment via email or communication tools one day in advance, and present your order information upon pickup.
- All components are packed separately to avoid damage caused by friction and collision;
- Shockproof buffer materials are added for fragile products to ensure transportation safety;
- Each package is clearly marked with part number, quantity, batch number and specifications for easy inventory counting and management.
- Anti-static Packaging: Static-sensitive components such as chips, circuit boards and sensors are packaged with anti-static bags, shielding boxes and conductive foam in strict accordance with international anti-static standards to prevent static damage.
- Vacuum Moisture-proof Packaging: Moisture-sensitive components are vacuum-sealed with desiccants to isolate humid air, suitable for ocean transportation and long-term storage.
- Original Factory Packaging: Integrated circuits of brands such as NXP are delivered with original reels, trays or tubes by default, retaining complete original packaging and adapting to automated SMT production lines.
- Discrete Device Packaging: Discrete devices such as SMD resistors, power resistors and LEDs are quantitatively and classifiedly packaged with accurate quantity and clear marking.
- Connector / Aviation Connector Packaging: Hard outer packaging is adopted to prevent pin bending and structural deformation.
Applications
The PIC16F18877-I is a flagship 40/44-pin 8-bit Flash microcontroller from Microchip’s PIC16F188xx family, offering the highest level of integration and memory capacity in the enhanced mid-range PIC16 lineup. With an impressive 128 KB of Flash program memory, 4 KB of RAM, and 1 KB of EEPROM, this device provides abundant resources for complex application firmware including sophisticated control algorithms, communication protocol stacks, graphical LCD driving, and data logging. The analog subsystem features a 12-bit ADC with up to 33 analog input channels—an extraordinary number for an 8-bit MCU—plus two operational amplifiers with programmable gain, three high-speed comparators, and a 5-bit DAC, enabling comprehensive analog signal processing without external components. The integrated LCD controller can drive up to 48-segment LCD displays (up to 24 commons and 96 segments depending on configuration), eliminating the need for external LCD driver ICs in display-equipped products. The exceptionally rich serial communication portfolio includes four UARTs, two SPI ports, and two I²C ports, enabling multi-protocol connectivity for gateway and data concentrator applications. With 36 general-purpose I/O pins, six PWM channels, multiple timer/counters, and an industrial temperature rating, the PIC16F18877 is the ultimate 8-bit PIC solution for complex, feature-rich embedded control designs.
The PIC16F18877-I is built on Microchip’s enhanced mid-range PIC architecture with a 14-bit instruction set and a 16-level deep hardware stack. At 32 MHz system clock (from the high-frequency internal oscillator), the device delivers 8 MIPS of processing performance. The 128 KB Flash program memory is organized as 65536 14-bit words, accessible through a program counter with paging registers. The memory partition feature (Memory Access Partition – MAP) allows the Flash to be divided into boot block and application areas for secure field upgrades via bootloader. The 12-bit ADC with 33 channels features a successive approximation architecture with automated acquisition control, hardware averaging, and multiple trigger sources for flexible, low-overhead sampling. The two integrated op-amps support PGA gain settings up to 16x for sensor signal conditioning. The LCD controller module generates the multiplexed waveforms for driving static or multiplexed LCD displays, with programmable bias levels and frame rates. The four EUSART modules each support full-duplex UART communication with features like auto-baud detection, LIN support, and wake-on-break. The two MSSP modules provide SPI and I²C serial interface functionality. The six PWM modules and two ECCP (Enhanced CCP) modules support a wide range of waveform generation including complementary PWM with dead-band control for motor drive and power supply applications. Multiple low-power modes (Sleep, Doze, Idle) enable power management for energy-sensitive applications.
| Port | Count | Type | Key Peripheral Functions |
|---|---|---|---|
| PORTA (RA0-RA7) | 8 | I/O | ADC CH0-CH7, OPA1/OPA2, DAC, OSC, MCLR, LCD |
| PORTB (RB0-RB7) | 8 | I/O | ADC CH8-CH15, IOC interrupts, SSP1, UART1, CCP, LCD |
| PORTC (RC0-RC7) | 8 | I/O | ADC CH16-CH22, UART2, SSP2, ECCP, comparators, LCD |
| PORTD (RD0-RD7) | 8 | I/O | ADC CH23-CH28, parallel port, UART3/4, LCD segments |
| PORTE (RE0-RE3) | 4 | I/O | ADC CH29-CH32, parallel control, LCD commons |
| VDD/VSS | 2+ | Power | Power supply and ground (multiple pins) |
| Manufacturer | Part Number | Package | Notes |
|---|---|---|---|
| Microchip | PIC16F19197 | TQFP-44 | 56KB Flash, LCD + ADC + op-amps, low power |
| STMicro | STM8L152C6 | LQFP-48 | STM8, 32KB Flash, LCD, 12-bit ADC, low power |
| Silicon Labs | EFM8UB3 | QFN-32 | 8051, 40MHz, 16KB Flash, USB, 12-bit ADC |
| TI | MSP430FR6972 | LQFP-48 | FRAM, 16-bit, 128KB FRAM, LCD, ultra low power |
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Quality Assurance
Quality is the core foundation of our long-term global cooperation. With over 20 years of experience in the electronic component industry, Materialparts has built a strict and standardized quality management system covering component sourcing, incoming inspection, full-batch testing, packaging and delivery. We are committed to delivering 100% genuine, high-reliability electronic components for industrial control, automotive electronics, consumer electronics and medical device industries, and fully safeguarding your production and R&D projects.
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2. Strict Full-batch Quality Inspection
3. Industry Standard Compliance
4. Professional Reliability Control
5. Traceability Management System
6. After-sales Quality Guarantee
Contact Us
If you have inquiries about our quality standards, inspection procedures or product certification documents, please feel free to contact us:
Email: info@ic-vendor.com
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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Email: info@ic-vendor.com
Tel / WhatsApp: +86 13760382860
Service & Packaging
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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Email: info@ic-vendor.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
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