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Technical parameters

Key specs

Core8051
Core size8 bit
Speed60 MHzMax
Flash64 kB
RAM2 kB
I/O count34
Supply voltage2.7 ~ 5.5 V
Power
Voltage - Supply (Vcc/Vdd)2.7V ~ 5.5V
Environment and package
Core Size8-Bit
EEPROM Size2K x 8
Mounting TypeSurface Mount
Operating Temperature-40°C~85°C(TA)
PackageBulk
Package / Case44-LCC (J-Lead)
Program Memory Size64KB (64K x 8)
RAM Size2K x 8
Supplier Device Package44-PLCC (16.6x16.6)
Other
Base Product NumberAT89C51
ConnectivitySPI, UART/USART
Core Processor80C51
Data Converters-
MfrAtmel
Number of I/O34
Oscillator TypeExternal
PeripheralsPOR, PWM, WDT
Product StatusActive
Program Memory TypeFLASH
Series89C
Speed60MHz

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