Microchip Technology AT89C55WD-24PI Microcontrollers

RAM: 256x8

Core: 8051

FLASH: 20KB

Speed: 24MHz

I/O port: 32

Interface: UART/USART

Peripherals: WDT

Mounting Type: Through Hole

Number of bits: 8bit

Oscillator Type: 内蔵

Operating Voltage: 4.5 to 5.5V

Program Memory Size: 20kB(20Kx8)

Program Memory Type: Flash

Power-supply voltage: 5V

Operating temperature range: -40 to 85C

Datasheet