AT89C4051-12PU Part Information

Details for AT89C4051-12PU by Microchip Technology

Electronic & Electrical Components>Semiconductors - ICs>Microcontrollers - MCU

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Part Specifications

Product Range 8051 Family AT89C4051 Series Microcontrollers
CPU Speed 12MHz
Program Memory Size 2KB, 2KB
RAM Memory Size 128Byte
No. of Pins 20Pins
MCU Case Style DIP
No. of I/O's 15I/O's
Embedded Interface Type UART
Supply Voltage Min 2.7V
Supply Voltage Max 6V
MCU Family 8051
MCU Series AT89C4051
Automotive Qualification Standard -
RoHS Phthalates Compliant Yes
SVHC No SVHC (15-Jan-2018)
Clock Frequency 24MHz
Controller Family/Series AT89C4051
Device Marking AT89C4051-12PU
Flash Memory Size 4KB
MPU Core Size 8bit
No. of Timers 2
Operating Temperature Max 85°C
Operating Temperature Min -40°C
Operating Temperature Range -40°C to +85°C
Oscillator Type External
Peripherals Comparator
Supply Voltage Range 2.7V to 6V
Termination Type Through Hole
RoHS Compliant

Alternative Part Descriptions

  • MCU, 8BIT, 8051, 12MHZ, DIP-20; Product Range:8051 Microcontrollers; CPU Speed:12MHz; Program Memory Size:2KB; RAM Memory Size:128Byte; No. of Pins:20Pins; MCU Case Style:DIP; No. of I/O s:15I/O s; Embedded Interface Type:UART; MSL:-RoHS Compliant: Yes | Newark Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a AT89C4051-12PU?

Additional datasheets, footprints and schematics for AT89C4051-12PU are listed in our Part Details tab. You can also find the AT89C4051-12PU image and similar parts on this details page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for AT89C4051-12PU in the Pricing & Inventory tab next to part details. You can view AT89C4051-12PU price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does AT89C4051-12PU fall under?

The AT89C4051-12PU is listed under Electronic & Electrical Components > Semiconductors - ICs > Microcontrollers - MCU.

Can I view similar or alternative parts?

You can view similar parts to AT89C4051-12PU when available in the Microcontrollers - MCU range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the AT89C4051-12PU you can contact the distributor directly for product support, shipping queries etc.

Is the AT89C4051-12PU RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by Farnell.

Which authorised distributors for AT89C4051-12PU have stock available?

Authorised distributors including Newark Electronics have stock available or on a lead time for AT89C4051-12PU.

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