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Technical parameters

Key specs

Core8051
Core size8 bit
Speed48 MHzMax
Flash32 kB
RAM768 B
I/O count46
Supply voltage3 ~ 5.5 V
Power
Voltage - Supply (Vcc/Vdd)3V ~ 5.5V
Environment and package
Core Size8-Bit
EEPROM Size-
Mounting TypeSurface Mount
Operating Temperature-40°C~85°C(TA)
PackageTape & Reel (TR); Cut Tape (CT)
Package / Case64-LQFP
Program Memory Size32KB (32K x 8)
RAM Size768 x 8
Supplier Device Package64-VQFP (10x10)
Other
Base Product NumberAT89C5122
ConnectivitySmartCard, SPI, UART/USART, USB
Core Processor80C51
Data Converters-
MfrMicrochip Technology
Number of I/O46
Oscillator TypeInternal
PeripheralsLED, POR, WDT
Product StatusObsolete
Program Memory TypeFLASH
Series89C
Speed48MHz

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