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AT89C5131A-S3SIM

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AT89C5131A-S3SIM

IC MCU 8BIT 32KB FLASH 52PLCC

Manufacturer: Microchip Technology

Categories: Microcontrollers

Quality Control: Learn More

Microchip Technology AT89C5131A-S3SIM is an 8-bit microcontroller based on the 80C51 core. This device features 32KB of FLASH program memory, 1.25KB of RAM, and 4KB of EEPROM. Operating at speeds up to 48MHz, it offers 34 programmable I/O pins. Connectivity options include I2C, SPI, and UART/USART interfaces. On-chip peripherals include Power-On Reset (POR), Watchdog Timer (WDT), and Pulse Width Modulation (PWM) capabilities. The AT89C5131A-S3SIM is supplied in a 52-PLCC package suitable for surface mounting and operates within a temperature range of -40°C to 85°C. This component is commonly utilized in industrial automation, consumer electronics, and automotive applications.

Additional Information

Series: AT89C513xRoHS Status: RoHS non-compliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: Tube
Technical Details:
PackagingTube
Package / Case52-LCC (J-Lead)
Mounting TypeSurface Mount
Speed48MHz
Program Memory Size32KB (32K x 8)
RAM Size1.25K x 8
Operating Temperature-40°C ~ 85°C (TA)
Oscillator TypeInternal
Program Memory TypeFLASH
EEPROM Size4K x 8
Core Processor80C51
Data Converters-
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)2.7V ~ 5.5V
ConnectivityI2C, SPI, UART/USART, USB
PeripheralsLED, POR, PWM, WDT
Supplier Device Package52-PLCC (19.15x19.15)
Number of I/O34
ProgrammableNot Verified

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Microcontroller FAQs

A microcontroller is a compact integrated circuit that combines a processor, memory, and input/output peripherals for embedded control applications.

Microcontrollers execute programmed instructions to process sensor inputs and control outputs such as motors, displays, and communication interfaces.

Microcontrollers are commonly used in:

  • Automotive systems
  • Robotics
  • IoT devices
  • Industrial automation
  • Household appliances
  • Smart electronics

Microcontrollers integrate memory and peripherals on-chip for dedicated tasks, while microprocessors are designed for higher-performance computing systems requiring external components.

Frequently Asked Questions

As a full line supplier, we specialize in sourcing obsolete and hard to find electronic components for your projects.

After we receive your request submission, one of our account executives will reach out to your team to gather more information about your project requirements and ensure we tailor the order to your needs.

Once requirements such as date codes, quantities, target prices, testing requirements, and more are discussed, our purchasing team will secure stock through Microchip USA’s direct access to manufacturing partners’ excess inventory lists.

Our operations teams will handle logistics and fulfillment to ensure supply chain continuity, and our support team will provide clear communication throughout the process.

Our net terms for electronic component sourcing are flexible and vary by order. Our account executives will work with you to ensure our terms meet your company’s needs. We also offer scheduled shipments and inventory management solutions to ensure a steady supply of electronic components, maintain cash flow, and maximize warranty periods. We always offer a warranty on all tested parts. See our sales terms and conditions for more information.

We partner with industry-leading AS6171 & AS6081-certified third party testing labs to mitigate risk and support a wide array of end uses for your company’s requirements. Testing includes but isn’t limited to: Decapsulation & Internal Dye Verification. X-Ray Inspection & Analysis, External Visual Inspection, Surface Texture Analysis (SEM), and Electrical Pin Correlation.

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