Read MCU IC Atmel 8051 AT89C55WD


We can read MCU IC Atmel 8051 AT89C55WD, please view below chip features for your reference:


Compatible with MCS®-51 Products

20K Bytes of Reprogrammable Flash Memory

Endurance: 10,000 Write/Erase Cycles

4V to 5.5V Operating Range

Fully Static Operation: 0 Hz to 33 MHz

Three-level Program Memory Lock

256 x 8-bit Internal RAM

32 Programmable I/O Lines

Three 16-bit Timer/Counters

Eight Interrupt Sources

Programmable Serial Channel

Low-power Idle and Power-down Modes

Interrupt Recovery from Power-down Mode

Hardware Watchdog Timer

Dual Data Pointer

Power-off Flag

Green (Pb/Halide-free) Packaging Option

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