Operating Temperature -40°C~85°C
Packaging Tube
Published 2000
Series 87F
Part Status Obsolete
Moisture Sensitivity Level (MSL) 1 (Unlimited)
Base Part Number AT87F55
Oscillator Type Internal
Number of I/O 32
Speed 24MHz
RAM Size 256 x 8
Voltage - Supply (Vcc/Vdd) 4V~5.5V
Core Processor 8051
Peripherals WDT
Program Memory Type OTP Quick FLASH
Core Size 8-Bit
Program Memory Size 20KB 20K x 8
Connectivity UART/USART