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4 PLCC
Integrated Circuits (ICs)

AT89C51RB2-SLRIL

Obsolete
Microchip Technology

IC MCU 8BIT 16KB FLASH 44PLCC

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4 PLCC
Integrated Circuits (ICs)

AT89C51RB2-SLRIL

Obsolete
Microchip Technology

IC MCU 8BIT 16KB FLASH 44PLCC

Deep-Dive with AI

DocumentsDatasheet

Technical Specifications

Parameters and characteristics for this part

SpecificationAT89C51RB2-SLRIL
ConnectivitySPI, UART/USART
Core Processor80C51
Core Size8-Bit
Mounting TypeSurface Mount
Number of I/O32
Operating Temperature [Max]85 °C
Operating Temperature [Min]-40 °C
Oscillator TypeExternal
Package / Case44-LCC (J-Lead)
PeripheralsPOR, PWM, WDT
Program Memory Size16 KB
Program Memory TypeFLASH
RAM Size1.25 K
Speed40 MHz
Supplier Device Package44-PLCC (16.6x16.6)
Voltage - Supply (Vcc/Vdd) [Max]3.6 V
Voltage - Supply (Vcc/Vdd) [Min]2.7 V

Pricing

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Description

General part information

AT89C51CC01 Series

High-performance CMOS flash version of the 80C51 CMOS, single-chip, 8-bit microcontroller with a 64KB flash memory block for program and data. The flash memory can be programmed in parallel or serial mode using ISP or software. The programming voltage is internally generated from the standard VCC pin.

This device retains all features of the Microchip 80C52 and adds a programmable counter array, 1792 byte XRAM, a hardware watchdog timer, SPI and keyboard, a more versatile serial channel that facilitates multiprocessor communication (EUART), and a speed improvement mechanism (X2 mode).

A fully static design reduces system power consumption by bringing the clock frequency down to any value without data loss. Two software-selectable modes of reduced activity and an 8-bit clock prescaler further reduce power consumption.

Documents

Technical documentation and resources