PIC12C508AT-04I/SN

Product Overview

Category: Microcontroller
Use: Embedded Systems
Characteristics: Low-power, 8-bit, Flash-based
Package: SOIC (Small Outline Integrated Circuit)
Essence: Programmable Interface Controller
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Operating Voltage: 2.5V to 5.5V
• CPU Speed: 4 MHz
• Program Memory Size: 512 words
• Data Memory Size: 25 bytes
• I/O Pins: 6
• Timers: 1 x 8-bit
• ADC Channels: None
• Communication Interfaces: None
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The PIC12C508AT-04I/SN microcontroller has a total of 8 pins, which are assigned specific functions as follows:

1. VDD: Power supply voltage input
2. GP5/OSC1/CLKIN: General-purpose I/O pin / Oscillator input / External clock input
3. GP4/OSC2/CLKOUT: General-purpose I/O pin / Oscillator output / Clock output
4. GP3/MCLR/VPP: General-purpose I/O pin / Master Clear input / Programming voltage input
5. GP2/AN2/CIN+/ICSPDAT: General-purpose I/O pin / Analog input channel 2 / Comparator positive input / In-Circuit Serial Programming Data
6. GP1/AN1/CIN-/ICSPCLK: General-purpose I/O pin / Analog input channel 1 / Comparator negative input / In-Circuit Serial Programming Clock
7. GP0/AN0/INT: General-purpose I/O pin / Analog input channel 0 / External interrupt input
8. VSS: Ground

Functional Features

• Low-power consumption, suitable for battery-powered applications
• Flash-based program memory allows for easy reprogramming
• Small form factor and low pin count make it ideal for space-constrained designs
• Built-in oscillator reduces the need for external components
• In-Circuit Serial Programming (ICSP) enables in-circuit programming and debugging

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life - Flash-based memory allows for easy updates and modifications - Compact size and low pin count enable space-efficient designs - In-Circuit Serial Programming simplifies programming and debugging process

Disadvantages: - Limited program and data memory size may restrict complex applications - Lack of communication interfaces limits connectivity options - Absence of ADC channels restricts analog sensing capabilities

Working Principles

The PIC12C508AT-04I/SN microcontroller operates by executing instructions stored in its program memory. It uses a Harvard architecture, where program memory and data memory are separate. The CPU fetches instructions from program memory and executes them, manipulating data stored in the data memory.

The microcontroller can be programmed using high-level languages such as C or assembly language. Once programmed, it can perform various tasks based on the instructions provided, such as controlling external devices, processing sensor inputs, and communicating with other systems.

Detailed Application Field Plans

The PIC12C508AT-04I/SN microcontroller finds applications in various fields, including:

1. Home Automation: Controlling lights, appliances, and security systems.
2. Automotive Electronics: Monitoring engine parameters, controlling actuators, and managing vehicle systems.
3. Industrial Automation: Controlling machinery, monitoring sensors, and managing production processes.
4. Consumer Electronics: Operating remote controls, managing display panels, and controlling home entertainment systems.
5. Medical Devices: Monitoring vital signs, controlling drug delivery systems, and managing patient data.

Detailed and Complete Alternative Models

1. PIC12C508A-04I/SN: Similar to PIC12C508AT-04I/SN but without In-Circuit Serial Programming (ICSP) capability.
2. PIC12C509AT-04I/SN: Enhanced version with additional I/O pins and program memory size.
3. PIC12F508-I/SN: Upgraded version with improved features and increased program memory capacity.
4. PIC12F509-I/SN: Advanced model with enhanced capabilities, including communication interfaces and larger memory size.

These alternative models offer varying features and specifications, allowing designers to choose the most suitable microcontroller for their specific application requirements.

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