Model:AT89S53-24PC BRAND:Microchip description:IC MCU 8BIT 12KB FLASH 40DIP pack:Pipe fittings SERIES:89S status:Discontinued Core processor:8051 Core specifications:8-bit Speed:24MHz Peripherals:WDT I/O number:32 Program storage capacity:12KB(12K x 8) Program memory type:Flash memory EEPROM capacity:- RAM size:256 x 8 Voltage - powered by:4V ~ 6V Data converter:- Oscillator type:bosom Operating temperature:0°C ~ 70°C(TA) Type of installation:通孔 Encapsulation/Shell:40-DIP(0.600",15.24mm) Supplier device packaging:40-PDIP