PIC12LF1840T39AT-I/ST Overview
The PIC12LF1840T39AT-I/ST is a high-performance, low-power 8-bit microcontroller designed for embedded applications requiring compact size and efficient operation. Featuring enhanced analog and digital peripherals, it supports sophisticated control tasks in industrial, consumer, and automotive segments. This device integrates a 12-bit Analog-to-Digital Converter (ADC), multiple timers, and communication interfaces within a 8-pin package, enabling precise signal processing and control. Its low-voltage operation and flexible clocking options deliver optimized power consumption, making it ideal for battery-powered solutions. For sourcing and technical references, visit Fabricant de circuits intégrés.
PIC12LF1840T39AT-I/ST Technical Specifications
| Paramètres | Spécifications |
|---|---|
| Architecture de base | 8-bit PIC microcontroller |
| Tension de fonctionnement | 1,8 V à 3,6 V |
| Program Memory | 3.8 KB Flash |
| Data Memory (RAM) | 128 Bytes |
| EEPROM | 256 Bytes |
| Résolution ADC | 12 bits |
| Nombre de broches E/S | 6 |
| Minuteries | 3 (Timer0, Timer1, Timer2) |
| Interfaces de communication | I2C, SPI, USART (EUSART) |
| Paquet | 8-pin SOIC (Small Outline Integrated Circuit) |
PIC12LF1840T39AT-I/ST Key Features
- 12-bit Analog-to-Digital Converter: Provides high-resolution measurement capabilities for precise analog signal processing, essential for sensor interfacing and control systems.
- Low-Voltage Operation: Operates efficiently between 1.8 V and 3.6 V, enabling use in battery-powered and energy-conscious applications, extending device runtime.
- Multiple Communication Interfaces: Supports I2C, SPI, and EUSART protocols, facilitating flexible connectivity with external peripherals and simplified system integration.
- Compact 8-pin Package: Minimizes PCB footprint, ideal for space-constrained designs without sacrificing functionality or performance.
- Enhanced Flash Memory: 3.8 KB program memory supports complex firmware development while maintaining a small device size.
- Multiple Timers: Three dedicated timers allow precise event timing, pulse generation, and delay functions critical to embedded control tasks.
- 256 Bytes EEPROM: Provides non-volatile data storage for configuration parameters or user data retention without external memory components.
PIC12LF1840T39AT-I/ST Advantages vs Typical Alternatives
This microcontroller offers an advantageous balance of low power consumption, high-resolution ADC, and multiple communication interfaces within a minimal package size. Compared to typical 8-bit alternatives, it provides enhanced integration and flexibility, reducing overall system complexity and cost. Its extended operating voltage range and EEPROM memory improve reliability and data retention in industrial and portable applications, making it a preferred choice for engineers targeting compact and efficient embedded designs.
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Applications typiques
- Sensor signal processing in industrial automation systems, leveraging the 12-bit ADC and low power operation for precise measurements and extended device life.
- Battery-powered consumer electronics requiring compact microcontrollers with multiple communication protocols for peripheral interfacing.
- Home appliance control modules where small footprint and reliable timing functions enable efficient device management.
- Automotive sensor interfaces that demand accurate analog-to-digital conversion and non-volatile memory for configuration storage.
PIC12LF1840T39AT-I/ST Brand Info
The PIC12LF1840T39AT-I/ST is part of a well-established family of microcontrollers known for their robustness and versatility in embedded system design. Manufactured by a leading semiconductor supplier, this device embodies proven PIC architecture combined with modern peripheral sets to meet the evolving needs of industrial, automotive, and consumer markets. It supports a comprehensive development ecosystem with extensive software tools, libraries, and technical resources, facilitating rapid prototyping and deployment. Its proven track record in reliability and performance makes it a trusted component for engineers worldwide.
FAQ
What is the operating voltage range for this microcontroller?
This device operates within a voltage range of 1.8 V to 3.6 V, enabling use in low-power and battery-operated systems while maintaining stable performance across this spectrum.
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How many I/O pins are available and what package does it use?
There are 6 general-purpose input/output pins accessible on this microcontroller, housed in a compact 8-pin SOIC package designed for space-efficient PCB layouts.
What communication interfaces are supported?
The microcontroller supports multiple serial communication protocols including I2C, SPI, and EUSART, providing flexible options for connecting with a variety of external devices and sensors.
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What types of timers are included and why are they important?
It includes three timers: Timer0, Timer1, and Timer2, which are essential for implementing precise timing, event counting, pulse width modulation, and delay functions within embedded applications.
Does this microcontroller provide non-volatile memory for data storage?
Yes, it integrates 256 bytes of EEPROM memory, allowing permanent storage of configuration data or user information even when power is removed, enhancing system reliability and flexibility.
