Picture of AT80C51RD2-3CSUM

AT80C51RD2-3CSUM

Manufacturer: Atmel

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IC 8051 MCU 5V SPI 20MHZ 40-DIP

Packaging

Products specifications

Case Type	40-DIP (0.600", 15.24mm)
Core Processor	8051
Core Size	8-Bit
Speed	40MHz
Connectivity	UART/USART
Number of I /O	32
Program Memory Type	ROMless
RAM Size	1K x 8
Voltage - Supply (Vcc/Vdd)	4.5 V ~ 5.5 V
Oscillator Type	Internal
Operating Temperature	-40°C ~ 85°C