AT89C52-33PI

Program Memory Type:	FLASH
Base Part Number:	AT89C52
Supplier Device Package:	40-PDIP
Package / Case:	40-DIP (0.600", 15.24mm)
Operating Temperature:	-40°C ~ 85°C
Oscillator Type:	Internal
Data Converters:	--
Voltage - Supply (Vcc/Vdd):	4 V ~ 6 V
RAM Size:	256 x 8
EEPROM Size:	--
Series:	89C
Program Memory Size:	8KB (8K x 8)
Number of I/O:	32
Peripherals:	--
Connectivity:	SIO, UART/USART
Speed:	33MHz
Core Size:	8-Bit
Core Processor:	8051
Part Status:	Obsolete
Packaging:	Tube

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AT89C52-33PI is a single chip 8051-based microcontroller developed by Atmel. It is based on the tried and tested 8051 architecture, which makes it suitable for a wide range of applications, from consumer electronics and industrial automation to medical devices. The AT89C52-33PI is a low power 8051-based microcontroller, which is widely used in various embedded applications.The AT89C52-33PI microcontroller has an 8-bit CPU core and is equipped with 32 kilobytes of program memory and 32 kilobytes of RAM. This makes it ideal for applications such as data logging, embedded control and communication. It is also well suited for home automation systems and similar applications, as it is able to interact with other devices via I2C and UART interfaces.The main characteristics of AT89C52-33PI microcontrollers are their low power consumption, small size and relatively low cost. In addition, they are pin compatible with other 8051-based microcontrollers. This means that designs can easily be upgraded or migrated to other devices with minimal effort.The AT89C52-33PI microcontroller works on a reduced power consumption, allowing a stable operation even in low-power systems like remote monitoring systems and more. It features fast internal oscillators and a rich set of peripherals, such as I2C interface and UART to support a variety of application needs.In terms of applications, the AT89C52-33PI can be used for a wide range of purposes, from consumer electronic devices to industrial automation systems. It is also ideal for medical and healthcare applications, as it is capable of control of medical devices, data logging and communications, as well as wireless sensors.The AT89C52-33PI microcontroller can be programmed in either Assembly code or C language. The programming language used depends on the specific application, with C language being more suitable for complex applications and Assembly code being better suited for simpler applications.The AT89C52-33PI microcontroller also features a wide range of timer modes, which enable developers to customize the system for their specific application. It is also equipped with an array of programmable, peripheral flags and interrupts, which can be used to create external and internal interrupts, as well as communication protocols.In terms of working principle, the AT89C52-33PI microcontroller works in a cycle-by-cycle fashion. This means that when the program counter encounters an instruction, it is fetched, decoded and then executed. Depending on the instruction, the processor might have to wait for some clock cycles until the instruction has finished. After that, the processor will move on to the next instruction, as long as no interrupts are encountered.The AT89C52-33PI microcontroller is a very powerful and reliable 8051-based embedded device which can be used for a wide range of applications and industries. In conclusion, the AT89C52-33PI microcontroller provides an excellent choice for efficient, powerful and low-cost solutions for embedded applications.

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