PIC12F529T39AT-I/ST Overview
The PIC12F529T39AT-I/ST is a compact, cost-effective 8-bit microcontroller designed for embedded control applications requiring low power consumption and reliable performance. Featuring a built-in 8-bit CPU core and versatile peripherals, this device enables efficient processing in space-constrained environments. It supports up to 1.75 KB of Flash program memory and 64 bytes of RAM, facilitating moderate complexity code execution. Integrated features such as a 4 MHz internal oscillator and multiple input/output pins allow seamless interfacing for various industrial and consumer applications. Sourced from a trusted IC Manufacturer, it ensures consistent quality and supply chain reliability for OEMs and design engineers.
PIC12F529T39AT-I/ST Technical Specifications
| Parameter | Specification |
|---|---|
| Core Architecture | 8-bit PIC microcontroller |
| Program Memory | 1.75 KB Flash |
| RAM | 64 bytes |
| Operating Voltage | 2.0 V to 5.5 V |
| Maximum Clock Speed | 20 MHz (internal oscillator up to 4 MHz) |
| I/O Pins | 6 GPIO pins |
| Package Type | 8-pin SOIC |
| Temperature Range | -40??C to +85??C (Industrial) |
| Watchdog Timer | Yes, with programmable time-out |
| Comparator Module | Single comparator included |
PIC12F529T39AT-I/ST Key Features
- Integrated 8-bit RISC CPU: Enables efficient, low-latency processing for control tasks, reducing overall system cost and complexity.
- On-chip 1.75 KB Flash Memory: Supports in-system programming and code flexibility for firmware updates without hardware changes.
- Wide Operating Voltage Range (2.0 V to 5.5 V): Ensures compatibility with various power supplies and battery-powered applications.
- Internal Oscillator Module: Provides a stable 4 MHz clock source, eliminating the need for an external crystal and simplifying PCB design.
- Low Power Consumption: Optimized for battery-powered and energy-sensitive applications, extending operational lifetime.
- Single Analog Comparator: Allows real-time threshold detection and analog signal monitoring without additional components.
- Watchdog Timer: Enhances system reliability by automatically resetting the device in case of software lock-up or faults.
PIC12F529T39AT-I/ST Advantages vs Typical Alternatives
This microcontroller stands out with its integrated analog comparator and flexible internal oscillator, reducing external component count and overall system cost. Its low-voltage operation and watchdog timer improve reliability and power efficiency compared to similar 8-bit devices. The compact 8-pin SOIC package optimizes board space, making it ideal for embedded applications where size and power constraints are critical.
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Typical Applications
- Simple embedded control systems such as sensor interfaces or small automation tasks, where low power and minimal footprint are essential for cost-effective design.
- Battery-powered devices requiring efficient operation and reliable system monitoring via the watchdog timer.
- Basic signal conditioning applications utilizing the on-chip analog comparator for threshold detection and alerts.
- Consumer electronics featuring basic user interface control or timing functions, benefiting from the internal oscillator.
PIC12F529T39AT-I/ST Brand Info
This device is part of the PIC microcontroller family, known for delivering robust and versatile embedded solutions tailored for industrial and consumer markets. The product is manufactured under stringent quality standards assuring long-term reliability and availability. It integrates essential peripherals and memory within a small footprint, catering to designers seeking proven technology with straightforward implementation. Its industrial temperature rating further extends usability to harsh environments, reinforcing its appeal among engineers and sourcing specialists.
FAQ
What is the operating voltage range for this microcontroller?
The device operates over a voltage range of 2.0 V to 5.5 V, enabling compatibility with a variety of power supply options including battery sources. This flexibility supports both low-power and standard embedded applications.
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Does this microcontroller include an internal oscillator?
Yes, it features an internal oscillator capable of generating a clock signal up to 4 MHz. This eliminates the need for an external crystal or resonator, simplifying circuit design and reducing component costs.
How much memory is available for program and data storage?
It provides 1.75 KB of Flash program memory for firmware storage and 64 bytes of RAM for data and stack operations, suitable for moderate complexity embedded programs.
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Is there any analog functionality integrated into the device?
The microcontroller includes a single analog comparator module, which can be used for real-time voltage threshold detection and basic signal conditioning without external analog components.
What package options are available for this microcontroller?
This product is supplied in an 8-pin SOIC package, offering a small form factor ideal for space-constrained applications, while maintaining ease of handling and soldering in production.




