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AT89LP4052 Datasheet 8-bit Microcontroller

Manufacturer: Atmel (now Microchip Technology)

Download the AT89LP4052 datasheet PDF. This datasheet also includes the AT89LP2052 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (AT89LP2052_ATMELCorporation.pdf) that lists specifications for multiple related part numbers.

General Description

The AT89LP2052/LP4052 is a low-power, high-performance CMOS 8-bit microcontroller with 2/4K bytes of In-System Programmable Flash memory.

The device is manufactured using Atmel's high-density nonvolatile memory technology and is compatible with the industry-standard MCS-51 instruction set.

The AT89LP2052/LP4052 is built around an enhanced CPU core that can fetch a single byte from memory every clock cycle.

Key Features

  • Compatible with MCS®51 Products.
  • 20 MIPS Throughput at 20 MHz Clock Frequency and 2.4V, 85°C Operating Conditions.
  • Single Clock Cycle per Byte Fetch.
  • 2/4K Bytes of In-System Programmable (ISP) Flash Memory.
  • Serial Interface for Program Downloading.
  • 32-byte Fast Page Programming Mode.
  • 32-byte User Signature Array.
  • 2.4V to 5.5V VCC Operating Range.
  • Fully Static Operation: 0 Hz to 20 MHz.
  • 2-level Program Memo.