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LS4051 - 8-Bit MCU

Datasheet Summary

Description

LS2051 contains 2K bytes of program memory (LS4051 contains 4K bytes), 128 byte of data memory (SRAM), two 16-bit timer/counter, one five-vector secondary interrupt architecture , a single-kernel for execute two programs, fifteen IO ports, a full duplex serial port, a high-accuracy on-chip analogy c

Features

  • z Compatible with MCS-51 instruction set，pins are compatible with AT89C2051. z 2/4KB internal flash program memory, Endurance: 2000 times erase/write cycles. z 3.0V to 5.5V operating range. z 0Hz to 24 MHz frequencies. z Two-level of Encryption of Program Memory. z 128×8B internal SRAM. z 15 programmable I/O ports，20mA sink current，drives LED directly. z Six interrupt sources. z Two 16-bit timer and counter. z One programmable UART. z SPI programming interface. z One high-resolution on-chip Anal.

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Datasheet preview – LS4051

Datasheet Details

Part number LS4051
Manufacturer HuNan Hochip Times Microelectronics
File Size 764.58 KB
Description 8-Bit MCU
Datasheet download datasheet LS4051 Datasheet
Additional preview pages of the LS4051 datasheet.

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    Full PDF Text Transcription

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    www.DataSheet4U.com LS2051 (also refer to LS4051) is high performance eight bit microcomputer designed and manufactured by our company and is compatible with MCS-51 instruction set, and its internal function, pin function, pin configuration, and electrical characteristics of pins are compatible with AT89C2051. LS2051 supports simultaneous operation of two independent or associated programs. The performance when only one program is executed is 1.27 times of that of AT89C2051, and the processing capacity is 2.55 times of AT89C2051 when two programs are executed simultaneously. Features z Compatible with MCS-51 instruction set，pins are compatible with AT89C2051. z 2/4KB internal flash program memory, Endurance: 2000 times erase/write cycles. z 3.0V to 5.5V operating range.
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