AT89C2051-12PU Part Information

Details for AT89C2051-12PU by Microchip Technology

AT89C2051

Part Description

Low-voltage, high-performance CMOS 8-bit microcomputer with 2KB of flash programmable and erasable read-only memory. The device is manufactured using Microchip high-density nonvolatile memory technology and is compatible with the industry-standard MCS-51 instruction set. This versatile 8-bit CPU with flash provides a highly flexible and cost-effective solution for many embedded control applications.

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Part Specifications

Part Prefix AT89
Architecture 8
Core 8051-12C
MaxSpeed (MHz) 24
CPU Type 8051-12C
CPU Speed (MIPS/DMIPS) 4
Program Memory Type Flash
Program Memory Size (KB) 2
Program Memory Size (KWords) 2
Secure Bootloader (CodeGuard™ Security) None
Temp. Range Min. -55
Temp. Range Max. 125
Operation Voltage Min.(V) 2.7
Operation Voltage Max.(V) 6
Max I/O Pins 15
Pin Count 20
Max ADC Sample/Hold (S/H) 1
CODEC Interface (I2S, AC97) N/A
Temp Sensor N/A
Standard UART 1
Hardware RTCC N/A
Timers 2
USB Interface None
Type of CAN module None
Ethernet None
Integrated Wireless Frequency None
Wireless Technology None
JTAG None
Temperature Range -40C to +85C

Alternative Part Descriptions

  • MCU 8-Bit CISC 2KB Flash 3.3V/5V PDIP | RS Components
  • MICROCONTROLLER MCU, 8 BIT, 8051, 12MHZ, DIP-20; Product Range:8051 Family AT89C2051 Series Microcontrollers; CPU Speed:12MHz; Program Memory Size:2KB; RAM Memory Size:125Byte; No. of Pins:20Pins; MCU Case Style:DIP; MSL:- RoHS Compliant: Yes | Newark Electronics
  • 12MHZ PDIP IND TEMP GREEN 2.7 - 5.5V | Microchip Technology Inc
  • AT89C2051 Series 2 KB Flash 128 B SRAM 12 MHz 8-Bit Microcontroller - DIP-20 | Future Electronics

Frequently Asked Questions

Where can I find additional details, specifications and documents for a AT89C2051-12PU?

Additional datasheets, footprints and schematics for AT89C2051-12PU are listed in our Part Details tab. You can also find the AT89C2051-12PU image and similar parts on this details page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for AT89C2051-12PU in the Pricing & Inventory tab next to part details. You can view AT89C2051-12PU price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does AT89C2051-12PU fall under?

The AT89C2051-12PU is listed under AT89C2051.

Can I view similar or alternative parts?

You can view similar parts to AT89C2051-12PU when available in the AT89C2051 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 AT89C2051-12PU you can contact the distributor directly for product support, shipping queries etc.

Is the AT89C2051-12PU RoHS compliant?

This part has not been flagged as RoHS Compliant.

Which authorised distributors for AT89C2051-12PU have stock available?

Authorised distributors including RS Components, Newark Electronics, Microchip Technology Inc and Future Electronics have stock available or on a lead time for AT89C2051-12PU.

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