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PIC12C508A from MICROCHIP

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PIC12C508A

Manufacturer: MICROCHIP

8-Pin, 8-Bit CMOS Microcontroller with EEPROM Data Memory

Partnumber Manufacturer Quantity Availability
PIC12C508A MICROCHIP 268 In Stock

Description and Introduction

8-Pin, 8-Bit CMOS Microcontroller with EEPROM Data Memory The **PIC12C508A** is an 8-bit microcontroller from Microchip Technology’s PIC® family, designed for cost-sensitive and space-constrained applications. This compact, high-performance device features a RISC architecture with a 12-bit instruction set, enabling efficient code execution while maintaining low power consumption.  

With **512 words of program memory (EPROM)** and **25 bytes of RAM**, the PIC12C508A is well-suited for simple control tasks, such as sensor interfacing, timing operations, and basic automation. It operates at a clock speed of up to **4 MHz**, providing sufficient processing power for embedded applications.  

Key features include an integrated **4 MHz internal oscillator**, reducing the need for external components, and **six I/O pins** with programmable pull-up resistors. Its small **8-pin package** makes it ideal for compact designs where board space is limited. Additionally, the microcontroller supports low-power modes, enhancing energy efficiency in battery-operated systems.  

The PIC12C508A is programmed using Microchip’s development tools, offering flexibility in firmware updates. While newer microcontrollers with expanded memory and peripherals have since been introduced, the PIC12C508A remains a reliable choice for straightforward embedded control tasks requiring minimal resources. Its simplicity and low cost continue to make it a practical solution for basic electronic designs.

Application Scenarios & Design Considerations

8-Pin, 8-Bit CMOS Microcontroller with EEPROM Data Memory

Alternative Part Number

  • PIC12F508 --: Flash-based successor in the same 8-pin PIC12 family with identical pinout and function, and it is the standard drop-in replacement for the one-time-programmable PIC12C508A.
  • PIC12F509 --: Same 8-pin PIC12F5xx family with Flash memory and a larger program space; pin-compatible and directly replaces the PIC12C508A in most designs.
  • PIC10F200 --: Smaller 6-pin Flash MCU from Microchip's low-pin-count family, suitable for simple control tasks where the 8-pin PIC12C508A is over-specified.

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