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W7100A-64QFN

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W7100A-64QFN

INTERNET MCU

Manufacturer: WIZnet

Categories: Microcontrollers

Quality Control: Learn More

The WIZnet W7100A-64QFN is an 8-bit 8051 microcontroller featuring a 25MHz core speed and 64KB of FLASH program memory. This component offers 64K x 8 RAM and includes 256 bytes of EEPROM. Connectivity options include EBI/EMI, Ethernet, and UART/USART. Designed for surface mount applications, it is housed in a 64-QFN (9x9) exposed pad package. The operating temperature range is -40°C to 85°C. Peripherals include LED and WDT. This microcontroller is commonly utilized in industrial automation, networking equipment, and IoT device applications.

Additional Information

Series: -RoHS Status: ROHS3 CompliantManufacturer Lead Time: No lead time information availableProduct Status: ObsoletePackaging: BulkDatasheet:
Technical Details:
PackagingBulk
Package / Case64-VFQFN Exposed Pad
Mounting TypeSurface Mount
Speed25MHz
Program Memory Size64KB (64K x 8)
RAM Size64K x 8
Operating Temperature-40°C ~ 85°C
Oscillator TypeInternal
Program Memory TypeFLASH
EEPROM Size256 x 8
Core Processor8051
Data Converters-
Core Size8-Bit
Voltage - Supply (Vcc/Vdd)3V ~ 3.6V
ConnectivityEBI/EMI, Ethernet, UART/USART
PeripheralsLED, WDT
Supplier Device Package64-QFN (9x9)
Number of I/O32

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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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