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Microchip PIC18F4685 8-bit PIC Microcontroller 40MHz, 96kB Flash, 44-Pin TQFP Surface-Mount, PIC18F4685
Specifications
| Country of Origin | India |
|---|---|
| Brand | Microchip |
| Height | 1.05mm |
| Length | 10mm |
| Model | PIC18F4685 |
| Width | 10mm |
| Mount Type | Surface |
| Series | PIC18F4685 |
| Maximum Operating Temperature | 85°C |
| Package Type | TQFP |
| Minimum Operating Temperature | -40°C |
| Ram size | 3.33kB |
| Pin Count | 44 |
| Maximum Supply Voltage | 6V |
| Maximum Power Dissipation Pd | 800mW |
| Minimum Supply Voltage | 2V |
| Device Core | PIC |
| Program Memory Size | 96kB |
| Maximum Clock Frequency | 40MHz |
| Number of Programmable I/Os | 44 |
| Analogue Comparators | 2 |
| Maximum Expanded Memory Size | 1.02kB |
| Number of Timers | 4 |
| Instruction Set Architecture | RISC |
| ADCs | 11 x 10 Bit |
| Program Memory Type | FLASH |
Key Features
- Operates at a maximum clock frequency of 40MHz for fast instruction processing.
- Includes 96kB of Flash program memory for extensive code storage.
- Surface-mount TQFP package with 44 pins for compact board integration.
- Features 8-bit PIC device core with RISC instruction set for efficient operation.
- Supports up to 44 programmable I/O pins for flexible connectivity.
- Integrated 11 channels of 10-bit ADC for precise analog input measurements.
- Wide operating voltage range from 2V to 6V ensures versatility in applications.
- Equipped with 2 analogue comparators, 4 timers, and up to 1.02kB expanded memory.
Product Description
The Microchip PIC18F4685 is an advanced 8-bit PIC microcontroller designed for demanding embedded applications across industrial, laboratory, and commercial sectors. Equipped with a powerful 40MHz maximum clock frequency, it enables rapid execution of instructions, catering to timing-sensitive tasks in automation and control systems.
This microcontroller offers a generous 96kB Flash program memory, allowing developers to store extensive firmware and application code. Its 44-Pin TQFP (Thin Quad Flat Package) form factor makes it ideal for surface-mount assembly, providing substantial connectivity and integration in compact PCB designs.
At its core, the PIC18F4685 harnesses a RISC instruction set architecture, optimizing performance and efficiency. The 8-bit data bus width and 3.33kB SRAM facilitate flexible data handling, while the device features up to 44 programmable I/O pins - ideal for complex interface requirements in equipment and instrumentation.
The integrated features include 11 channels of 10-bit ADC, enabling multi-channel analog signal sampling and measurement. Two built-in analogue comparators enhance signal comparison capabilities. The device's timer suite - four independent timers - allows precise timing routines essential for real-time applications.
Operating voltage ranges between 2V and 6V, supporting varied power supply sources, plus up to 800mW maximum power dissipation. It functions reliably in temperature extremes from -40°C to 85°C, making it suitable for both industrial and laboratory environments.
The surface-mount technology ensures ease of assembly along with robust mechanical stability, further complemented by compact 10mm x 10mm x 1.05mm physical dimensions.
Industrial use cases include programmable logic controllers, sensor interfacing, automation nodes, data acquisition modules, and lab instrument controls. Commercial and manufacturing applications extend to embedded system boards, power management units, robotics, and smart device controllers - all benefiting from the high I/O count and ADC versatility.
Explore the full range of Microchip PIC microcontrollers and related semiconductor devices in the EnvMart Microcontroller category for innovative embedded solutions and board-level integration.
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Frequently Asked Questions
The PIC18F4685 operates at a maximum clock frequency of 40MHz, allowing for fast instruction processing.
It includes 96kB of Flash program memory, providing ample space for extensive code storage.
The microcontroller features a 44-pin TQFP (Thin Quad Flat Package) for surface-mount assembly.
It supports up to 44 programmable I/O pins, allowing for flexible connectivity in applications.
The device is equipped with 11 channels of 10-bit ADC, enabling precise analog input measurements.
The physical dimensions of this microcontroller are 10mm x 10mm x 1.05mm.
The maximum power dissipation for the PIC18F4685 is 800mW.
It operates reliably in temperature extremes from -40°C to 85°C, suitable for industrial and laboratory environments.
The microcontroller has a RAM size of 3.33kB, facilitating flexible data handling capabilities.
The PIC18F4685 utilizes a RISC instruction set architecture, optimizing performance and efficiency.
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